diff options
Diffstat (limited to 'kernel/arch/arm/mach-sa1100')
47 files changed, 10125 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-sa1100/Kconfig b/kernel/arch/arm/mach-sa1100/Kconfig new file mode 100644 index 000000000..c6f6ed1cb --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/Kconfig @@ -0,0 +1,172 @@ +if ARCH_SA1100 + +menu "SA11x0 Implementations" + +config SA1100_ASSABET + bool "Assabet" + select ARM_SA1110_CPUFREQ + help + Say Y here if you are using the Intel(R) StrongARM(R) SA-1110 + Microprocessor Development Board (also known as the Assabet). + +config ASSABET_NEPONSET + bool "Include support for Neponset" + depends on SA1100_ASSABET + select SA1111 + help + Say Y here if you are using the Intel(R) StrongARM(R) SA-1110 + Microprocessor Development Board (Assabet) with the SA-1111 + Development Board (Nepon). + +config SA1100_CERF + bool "CerfBoard" + select ARM_SA1110_CPUFREQ + help + The Intrinsyc CerfBoard is based on the StrongARM 1110 (Discontinued). + More information is available at: + <http://www.intrinsyc.com/products/cerfboard/>. + + Say Y if configuring for an Intrinsyc CerfBoard. + Say N otherwise. + +choice + prompt "Cerf Flash available" + depends on SA1100_CERF + default SA1100_CERF_FLASH_8MB + +config SA1100_CERF_FLASH_8MB + bool "8MB" + +config SA1100_CERF_FLASH_16MB + bool "16MB" + +config SA1100_CERF_FLASH_32MB + bool "32MB" + +endchoice + +config SA1100_COLLIE + bool "Sharp Zaurus SL5500" + # FIXME: select ARM_SA11x0_CPUFREQ + select SHARP_LOCOMO + select SHARP_PARAM + select SHARP_SCOOP + help + Say Y here to support the Sharp Zaurus SL5500 PDAs. + +config SA1100_H3100 + bool "Compaq iPAQ H3100" + select ARM_SA1110_CPUFREQ + select HTC_EGPIO + select MFD_IPAQ_MICRO + help + Say Y here if you intend to run this kernel on the Compaq iPAQ + H3100 handheld computer. Information about this machine and the + Linux port to this machine can be found at: + + <http://www.handhelds.org/Compaq/index.html#iPAQ_H3100> + +config SA1100_H3600 + bool "Compaq iPAQ H3600/H3700" + select ARM_SA1110_CPUFREQ + select HTC_EGPIO + select MFD_IPAQ_MICRO + help + Say Y here if you intend to run this kernel on the Compaq iPAQ + H3600 handheld computer. Information about this machine and the + Linux port to this machine can be found at: + + <http://www.handhelds.org/Compaq/index.html#iPAQ_H3600> + +config SA1100_BADGE4 + bool "HP Labs BadgePAD 4" + select ARM_SA1100_CPUFREQ + select SA1111 + help + Say Y here if you want to build a kernel for the HP Laboratories + BadgePAD 4. + +config SA1100_JORNADA720 + bool "HP Jornada 720" + # FIXME: select ARM_SA11x0_CPUFREQ + select SA1111 + help + Say Y here if you want to build a kernel for the HP Jornada 720 + handheld computer. See + <http://h10025.www1.hp.com/ewfrf/wc/product?product=61677&cc=us&lc=en&dlc=en&product=61677#> + +config SA1100_JORNADA720_SSP + bool "HP Jornada 720 Extended SSP driver" + depends on SA1100_JORNADA720 + select SA1100_SSP + help + Say Y here if you have a HP Jornada 7xx handheld computer and you + want to access devices connected to the MCU. Those include the + keyboard, touchscreen, backlight and battery. This driver also activates + the generic SSP which it extends. + +config SA1100_HACKKIT + bool "HackKit Core CPU Board" + select ARM_SA1100_CPUFREQ + help + Say Y here to support the HackKit Core CPU Board + <http://hackkit.eletztrick.de>; + +config SA1100_LART + bool "LART" + select ARM_SA1100_CPUFREQ + help + Say Y here if you are using the Linux Advanced Radio Terminal + (also known as the LART). See <http://www.lartmaker.nl/> for + information on the LART. + +config SA1100_NANOENGINE + bool "nanoEngine" + select ARM_SA1110_CPUFREQ + select PCI + select PCI_NANOENGINE + help + Say Y here if you are using the Bright Star Engineering nanoEngine. + See <http://www.brightstareng.com/arm/nanoeng.htm> for information + on the BSE nanoEngine. + +config SA1100_PLEB + bool "PLEB" + select ARM_SA1100_CPUFREQ + help + Say Y here if you are using version 1 of the Portable Linux + Embedded Board (also known as PLEB). + See <http://www.disy.cse.unsw.edu.au/Hardware/PLEB/> + for more information. + +config SA1100_SHANNON + bool "Shannon" + select ARM_SA1100_CPUFREQ + help + The Shannon (also known as a Tuxscreen, and also as a IS2630) was a + limited edition webphone produced by Philips. The Shannon is a SA1100 + platform with a 640x480 LCD, touchscreen, CIR keyboard, PCMCIA slots, + and a telco interface. + +config SA1100_SIMPAD + bool "Simpad" + select ARM_SA1110_CPUFREQ + help + The SIEMENS webpad SIMpad is based on the StrongARM 1110. There + are two different versions CL4 and SL4. CL4 has 32MB RAM and 16MB + FLASH. The SL4 version got 64 MB RAM and 32 MB FLASH and a + PCMCIA-Slot. The version for the Germany Telecom (DTAG) is the same + like CL4 in additional it has a PCMCIA-Slot. For more information + visit <http://www.usa.siemens.com/> or <http://www.siemens.ch/>. + +config SA1100_SSP + tristate "Generic PIO SSP" + help + Say Y here to enable support for the generic PIO SSP driver. + This isn't for audio support, but for attached sensors and + other devices, eg for BadgePAD 4 sensor support. + +endmenu + +endif + diff --git a/kernel/arch/arm/mach-sa1100/Makefile b/kernel/arch/arm/mach-sa1100/Makefile new file mode 100644 index 000000000..61ff91e76 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/Makefile @@ -0,0 +1,40 @@ +# +# Makefile for the linux kernel. +# + +# Common support +obj-y := clock.o generic.o irq.o #nmi-oopser.o + +# Specific board support +obj-$(CONFIG_SA1100_ASSABET) += assabet.o +obj-$(CONFIG_ASSABET_NEPONSET) += neponset.o + +obj-$(CONFIG_SA1100_BADGE4) += badge4.o + +obj-$(CONFIG_SA1100_CERF) += cerf.o + +obj-$(CONFIG_SA1100_COLLIE) += collie.o + +obj-$(CONFIG_SA1100_H3100) += h3100.o h3xxx.o +obj-$(CONFIG_SA1100_H3600) += h3600.o h3xxx.o + +obj-$(CONFIG_SA1100_HACKKIT) += hackkit.o + +obj-$(CONFIG_SA1100_JORNADA720) += jornada720.o +obj-$(CONFIG_SA1100_JORNADA720_SSP) += jornada720_ssp.o + +obj-$(CONFIG_SA1100_LART) += lart.o + +obj-$(CONFIG_SA1100_NANOENGINE) += nanoengine.o +obj-$(CONFIG_PCI_NANOENGINE) += pci-nanoengine.o + +obj-$(CONFIG_SA1100_PLEB) += pleb.o + +obj-$(CONFIG_SA1100_SHANNON) += shannon.o + +obj-$(CONFIG_SA1100_SIMPAD) += simpad.o + +# Miscellaneous functions +obj-$(CONFIG_PM) += pm.o sleep.o +obj-$(CONFIG_SA1100_SSP) += ssp.o + diff --git a/kernel/arch/arm/mach-sa1100/Makefile.boot b/kernel/arch/arm/mach-sa1100/Makefile.boot new file mode 100644 index 000000000..f7951aa04 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/Makefile.boot @@ -0,0 +1,8 @@ +ifeq ($(CONFIG_SA1111),y) + zreladdr-y += 0xc0208000 +else + zreladdr-y += 0xc0008000 +endif +params_phys-y := 0xc0000100 +initrd_phys-y := 0xc0800000 + diff --git a/kernel/arch/arm/mach-sa1100/assabet.c b/kernel/arch/arm/mach-sa1100/assabet.c new file mode 100644 index 000000000..d28ecb9ef --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/assabet.c @@ -0,0 +1,764 @@ +/* + * linux/arch/arm/mach-sa1100/assabet.c + * + * Author: Nicolas Pitre + * + * This file contains all Assabet-specific tweaks. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/errno.h> +#include <linux/ioport.h> +#include <linux/platform_data/sa11x0-serial.h> +#include <linux/serial_core.h> +#include <linux/platform_device.h> +#include <linux/mfd/ucb1x00.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/delay.h> +#include <linux/mm.h> +#include <linux/leds.h> +#include <linux/slab.h> + +#include <video/sa1100fb.h> + +#include <mach/hardware.h> +#include <asm/mach-types.h> +#include <asm/setup.h> +#include <asm/page.h> +#include <asm/pgtable-hwdef.h> +#include <asm/pgtable.h> +#include <asm/tlbflush.h> + +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> +#include <linux/platform_data/irda-sa11x0.h> +#include <asm/mach/map.h> +#include <mach/assabet.h> +#include <linux/platform_data/mfd-mcp-sa11x0.h> +#include <mach/irqs.h> + +#include "generic.h" + +#define ASSABET_BCR_DB1110 \ + (ASSABET_BCR_SPK_OFF | \ + ASSABET_BCR_LED_GREEN | ASSABET_BCR_LED_RED | \ + ASSABET_BCR_RS232EN | ASSABET_BCR_LCD_12RGB | \ + ASSABET_BCR_IRDA_MD0) + +#define ASSABET_BCR_DB1111 \ + (ASSABET_BCR_SPK_OFF | \ + ASSABET_BCR_LED_GREEN | ASSABET_BCR_LED_RED | \ + ASSABET_BCR_RS232EN | ASSABET_BCR_LCD_12RGB | \ + ASSABET_BCR_CF_BUS_OFF | ASSABET_BCR_STEREO_LB | \ + ASSABET_BCR_IRDA_MD0 | ASSABET_BCR_CF_RST) + +unsigned long SCR_value = ASSABET_SCR_INIT; +EXPORT_SYMBOL(SCR_value); + +static unsigned long BCR_value = ASSABET_BCR_DB1110; + +void ASSABET_BCR_frob(unsigned int mask, unsigned int val) +{ + unsigned long flags; + + local_irq_save(flags); + BCR_value = (BCR_value & ~mask) | val; + ASSABET_BCR = BCR_value; + local_irq_restore(flags); +} + +EXPORT_SYMBOL(ASSABET_BCR_frob); + +/* + * The codec reset goes to three devices, so we need to release + * the rest when any one of these requests it. However, that + * causes the ADV7171 to consume around 100mA - more than half + * the LCD-blanked power. + * + * With the ADV7171, LCD and backlight enabled, we go over + * budget on the MAX846 Li-Ion charger, and if no Li-Ion battery + * is connected, the Assabet crashes. + */ +#define RST_UCB1X00 (1 << 0) +#define RST_UDA1341 (1 << 1) +#define RST_ADV7171 (1 << 2) + +#define SDA GPIO_GPIO(15) +#define SCK GPIO_GPIO(18) +#define MOD GPIO_GPIO(17) + +static void adv7171_start(void) +{ + GPSR = SCK; + udelay(1); + GPSR = SDA; + udelay(2); + GPCR = SDA; +} + +static void adv7171_stop(void) +{ + GPSR = SCK; + udelay(2); + GPSR = SDA; + udelay(1); +} + +static void adv7171_send(unsigned byte) +{ + unsigned i; + + for (i = 0; i < 8; i++, byte <<= 1) { + GPCR = SCK; + udelay(1); + if (byte & 0x80) + GPSR = SDA; + else + GPCR = SDA; + udelay(1); + GPSR = SCK; + udelay(1); + } + GPCR = SCK; + udelay(1); + GPSR = SDA; + udelay(1); + GPDR &= ~SDA; + GPSR = SCK; + udelay(1); + if (GPLR & SDA) + printk(KERN_WARNING "No ACK from ADV7171\n"); + udelay(1); + GPCR = SCK | SDA; + udelay(1); + GPDR |= SDA; + udelay(1); +} + +static void adv7171_write(unsigned reg, unsigned val) +{ + unsigned gpdr = GPDR; + unsigned gplr = GPLR; + + ASSABET_BCR = BCR_value | ASSABET_BCR_AUDIO_ON; + udelay(100); + + GPCR = SDA | SCK | MOD; /* clear L3 mode to ensure UDA1341 doesn't respond */ + GPDR = (GPDR | SCK | MOD) & ~SDA; + udelay(10); + if (!(GPLR & SDA)) + printk(KERN_WARNING "Something dragging SDA down?\n"); + GPDR |= SDA; + + adv7171_start(); + adv7171_send(0x54); + adv7171_send(reg); + adv7171_send(val); + adv7171_stop(); + + /* Restore GPIO state for L3 bus */ + GPSR = gplr & (SDA | SCK | MOD); + GPCR = (~gplr) & (SDA | SCK | MOD); + GPDR = gpdr; +} + +static void adv7171_sleep(void) +{ + /* Put the ADV7171 into sleep mode */ + adv7171_write(0x04, 0x40); +} + +static unsigned codec_nreset; + +static void assabet_codec_reset(unsigned mask, int set) +{ + unsigned long flags; + bool old; + + local_irq_save(flags); + old = !codec_nreset; + if (set) + codec_nreset &= ~mask; + else + codec_nreset |= mask; + + if (old != !codec_nreset) { + if (codec_nreset) { + ASSABET_BCR_set(ASSABET_BCR_NCODEC_RST); + adv7171_sleep(); + } else { + ASSABET_BCR_clear(ASSABET_BCR_NCODEC_RST); + } + } + local_irq_restore(flags); +} + +static void assabet_ucb1x00_reset(enum ucb1x00_reset state) +{ + int set = state == UCB_RST_REMOVE || state == UCB_RST_SUSPEND || + state == UCB_RST_PROBE_FAIL; + assabet_codec_reset(RST_UCB1X00, set); +} + +void assabet_uda1341_reset(int set) +{ + assabet_codec_reset(RST_UDA1341, set); +} +EXPORT_SYMBOL(assabet_uda1341_reset); + + +/* + * Assabet flash support code. + */ + +#ifdef ASSABET_REV_4 +/* + * Phase 4 Assabet has two 28F160B3 flash parts in bank 0: + */ +static struct mtd_partition assabet_partitions[] = { + { + .name = "bootloader", + .size = 0x00020000, + .offset = 0, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "bootloader params", + .size = 0x00020000, + .offset = MTDPART_OFS_APPEND, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "jffs", + .size = MTDPART_SIZ_FULL, + .offset = MTDPART_OFS_APPEND, + } +}; +#else +/* + * Phase 5 Assabet has two 28F128J3A flash parts in bank 0: + */ +static struct mtd_partition assabet_partitions[] = { + { + .name = "bootloader", + .size = 0x00040000, + .offset = 0, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "bootloader params", + .size = 0x00040000, + .offset = MTDPART_OFS_APPEND, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "jffs", + .size = MTDPART_SIZ_FULL, + .offset = MTDPART_OFS_APPEND, + } +}; +#endif + +static struct flash_platform_data assabet_flash_data = { + .map_name = "cfi_probe", + .parts = assabet_partitions, + .nr_parts = ARRAY_SIZE(assabet_partitions), +}; + +static struct resource assabet_flash_resources[] = { + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M), + DEFINE_RES_MEM(SA1100_CS1_PHYS, SZ_32M), +}; + + +/* + * Assabet IrDA support code. + */ + +static int assabet_irda_set_power(struct device *dev, unsigned int state) +{ + static unsigned int bcr_state[4] = { + ASSABET_BCR_IRDA_MD0, + ASSABET_BCR_IRDA_MD1|ASSABET_BCR_IRDA_MD0, + ASSABET_BCR_IRDA_MD1, + 0 + }; + + if (state < 4) + ASSABET_BCR_frob(ASSABET_BCR_IRDA_MD1 | ASSABET_BCR_IRDA_MD0, + bcr_state[state]); + return 0; +} + +static void assabet_irda_set_speed(struct device *dev, unsigned int speed) +{ + if (speed < 4000000) + ASSABET_BCR_clear(ASSABET_BCR_IRDA_FSEL); + else + ASSABET_BCR_set(ASSABET_BCR_IRDA_FSEL); +} + +static struct irda_platform_data assabet_irda_data = { + .set_power = assabet_irda_set_power, + .set_speed = assabet_irda_set_speed, +}; + +static struct ucb1x00_plat_data assabet_ucb1x00_data = { + .reset = assabet_ucb1x00_reset, + .gpio_base = -1, + .can_wakeup = 1, +}; + +static struct mcp_plat_data assabet_mcp_data = { + .mccr0 = MCCR0_ADM, + .sclk_rate = 11981000, + .codec_pdata = &assabet_ucb1x00_data, +}; + +static void assabet_lcd_set_visual(u32 visual) +{ + u_int is_true_color = visual == FB_VISUAL_TRUECOLOR; + + if (machine_is_assabet()) { +#if 1 // phase 4 or newer Assabet's + if (is_true_color) + ASSABET_BCR_set(ASSABET_BCR_LCD_12RGB); + else + ASSABET_BCR_clear(ASSABET_BCR_LCD_12RGB); +#else + // older Assabet's + if (is_true_color) + ASSABET_BCR_clear(ASSABET_BCR_LCD_12RGB); + else + ASSABET_BCR_set(ASSABET_BCR_LCD_12RGB); +#endif + } +} + +#ifndef ASSABET_PAL_VIDEO +static void assabet_lcd_backlight_power(int on) +{ + if (on) + ASSABET_BCR_set(ASSABET_BCR_LIGHT_ON); + else + ASSABET_BCR_clear(ASSABET_BCR_LIGHT_ON); +} + +/* + * Turn on/off the backlight. When turning the backlight on, we wait + * 500us after turning it on so we don't cause the supplies to droop + * when we enable the LCD controller (and cause a hard reset.) + */ +static void assabet_lcd_power(int on) +{ + if (on) { + ASSABET_BCR_set(ASSABET_BCR_LCD_ON); + udelay(500); + } else + ASSABET_BCR_clear(ASSABET_BCR_LCD_ON); +} + +/* + * The assabet uses a sharp LQ039Q2DS54 LCD module. It is actually + * takes an RGB666 signal, but we provide it with an RGB565 signal + * instead (def_rgb_16). + */ +static struct sa1100fb_mach_info lq039q2ds54_info = { + .pixclock = 171521, .bpp = 16, + .xres = 320, .yres = 240, + + .hsync_len = 5, .vsync_len = 1, + .left_margin = 61, .upper_margin = 3, + .right_margin = 9, .lower_margin = 0, + + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + + .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act, + .lccr3 = LCCR3_OutEnH | LCCR3_PixRsEdg | LCCR3_ACBsDiv(2), + + .backlight_power = assabet_lcd_backlight_power, + .lcd_power = assabet_lcd_power, + .set_visual = assabet_lcd_set_visual, +}; +#else +static void assabet_pal_backlight_power(int on) +{ + ASSABET_BCR_clear(ASSABET_BCR_LIGHT_ON); +} + +static void assabet_pal_power(int on) +{ + ASSABET_BCR_clear(ASSABET_BCR_LCD_ON); +} + +static struct sa1100fb_mach_info pal_info = { + .pixclock = 67797, .bpp = 16, + .xres = 640, .yres = 512, + + .hsync_len = 64, .vsync_len = 6, + .left_margin = 125, .upper_margin = 70, + .right_margin = 115, .lower_margin = 36, + + .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act, + .lccr3 = LCCR3_OutEnH | LCCR3_PixRsEdg | LCCR3_ACBsDiv(512), + + .backlight_power = assabet_pal_backlight_power, + .lcd_power = assabet_pal_power, + .set_visual = assabet_lcd_set_visual, +}; +#endif + +#ifdef CONFIG_ASSABET_NEPONSET +static struct resource neponset_resources[] = { + DEFINE_RES_MEM(0x10000000, 0x08000000), + DEFINE_RES_MEM(0x18000000, 0x04000000), + DEFINE_RES_MEM(0x40000000, SZ_8K), + DEFINE_RES_IRQ(IRQ_GPIO25), +}; +#endif + +static void __init assabet_init(void) +{ + /* + * Ensure that the power supply is in "high power" mode. + */ + GPSR = GPIO_GPIO16; + GPDR |= GPIO_GPIO16; + + /* + * Ensure that these pins are set as outputs and are driving + * logic 0. This ensures that we won't inadvertently toggle + * the WS latch in the CPLD, and we don't float causing + * excessive power drain. --rmk + */ + GPCR = GPIO_SSP_TXD | GPIO_SSP_SCLK | GPIO_SSP_SFRM; + GPDR |= GPIO_SSP_TXD | GPIO_SSP_SCLK | GPIO_SSP_SFRM; + + /* + * Also set GPIO27 as an output; this is used to clock UART3 + * via the FPGA and as otherwise has no pullups or pulldowns, + * so stop it floating. + */ + GPCR = GPIO_GPIO27; + GPDR |= GPIO_GPIO27; + + /* + * Set up registers for sleep mode. + */ + PWER = PWER_GPIO0; + PGSR = 0; + PCFR = 0; + PSDR = 0; + PPDR |= PPC_TXD3 | PPC_TXD1; + PPSR |= PPC_TXD3 | PPC_TXD1; + + sa11x0_ppc_configure_mcp(); + + if (machine_has_neponset()) { + /* + * Angel sets this, but other bootloaders may not. + * + * This must precede any driver calls to BCR_set() + * or BCR_clear(). + */ + ASSABET_BCR = BCR_value = ASSABET_BCR_DB1111; + +#ifndef CONFIG_ASSABET_NEPONSET + printk( "Warning: Neponset detected but full support " + "hasn't been configured in the kernel\n" ); +#else + platform_device_register_simple("neponset", 0, + neponset_resources, ARRAY_SIZE(neponset_resources)); +#endif + } + +#ifndef ASSABET_PAL_VIDEO + sa11x0_register_lcd(&lq039q2ds54_info); +#else + sa11x0_register_lcd(&pal_video); +#endif + sa11x0_register_mtd(&assabet_flash_data, assabet_flash_resources, + ARRAY_SIZE(assabet_flash_resources)); + sa11x0_register_irda(&assabet_irda_data); + sa11x0_register_mcp(&assabet_mcp_data); +} + +/* + * On Assabet, we must probe for the Neponset board _before_ + * paging_init() has occurred to actually determine the amount + * of RAM available. To do so, we map the appropriate IO section + * in the page table here in order to access GPIO registers. + */ +static void __init map_sa1100_gpio_regs( void ) +{ + unsigned long phys = __PREG(GPLR) & PMD_MASK; + unsigned long virt = (unsigned long)io_p2v(phys); + int prot = PMD_TYPE_SECT | PMD_SECT_AP_WRITE | PMD_DOMAIN(DOMAIN_IO); + pmd_t *pmd; + + pmd = pmd_offset(pud_offset(pgd_offset_k(virt), virt), virt); + *pmd = __pmd(phys | prot); + flush_pmd_entry(pmd); +} + +/* + * Read System Configuration "Register" + * (taken from "Intel StrongARM SA-1110 Microprocessor Development Board + * User's Guide", section 4.4.1) + * + * This same scan is performed in arch/arm/boot/compressed/head-sa1100.S + * to set up the serial port for decompression status messages. We + * repeat it here because the kernel may not be loaded as a zImage, and + * also because it's a hassle to communicate the SCR value to the kernel + * from the decompressor. + * + * Note that IRQs are guaranteed to be disabled. + */ +static void __init get_assabet_scr(void) +{ + unsigned long uninitialized_var(scr), i; + + GPDR |= 0x3fc; /* Configure GPIO 9:2 as outputs */ + GPSR = 0x3fc; /* Write 0xFF to GPIO 9:2 */ + GPDR &= ~(0x3fc); /* Configure GPIO 9:2 as inputs */ + for(i = 100; i--; ) /* Read GPIO 9:2 */ + scr = GPLR; + GPDR |= 0x3fc; /* restore correct pin direction */ + scr &= 0x3fc; /* save as system configuration byte. */ + SCR_value = scr; +} + +static void __init +fixup_assabet(struct tag *tags, char **cmdline) +{ + /* This must be done before any call to machine_has_neponset() */ + map_sa1100_gpio_regs(); + get_assabet_scr(); + + if (machine_has_neponset()) + printk("Neponset expansion board detected\n"); +} + + +static void assabet_uart_pm(struct uart_port *port, u_int state, u_int oldstate) +{ + if (port->mapbase == _Ser1UTCR0) { + if (state) + ASSABET_BCR_clear(ASSABET_BCR_RS232EN | + ASSABET_BCR_COM_RTS | + ASSABET_BCR_COM_DTR); + else + ASSABET_BCR_set(ASSABET_BCR_RS232EN | + ASSABET_BCR_COM_RTS | + ASSABET_BCR_COM_DTR); + } +} + +/* + * Assabet uses COM_RTS and COM_DTR for both UART1 (com port) + * and UART3 (radio module). We only handle them for UART1 here. + */ +static void assabet_set_mctrl(struct uart_port *port, u_int mctrl) +{ + if (port->mapbase == _Ser1UTCR0) { + u_int set = 0, clear = 0; + + if (mctrl & TIOCM_RTS) + clear |= ASSABET_BCR_COM_RTS; + else + set |= ASSABET_BCR_COM_RTS; + + if (mctrl & TIOCM_DTR) + clear |= ASSABET_BCR_COM_DTR; + else + set |= ASSABET_BCR_COM_DTR; + + ASSABET_BCR_clear(clear); + ASSABET_BCR_set(set); + } +} + +static u_int assabet_get_mctrl(struct uart_port *port) +{ + u_int ret = 0; + u_int bsr = ASSABET_BSR; + + /* need 2 reads to read current value */ + bsr = ASSABET_BSR; + + if (port->mapbase == _Ser1UTCR0) { + if (bsr & ASSABET_BSR_COM_DCD) + ret |= TIOCM_CD; + if (bsr & ASSABET_BSR_COM_CTS) + ret |= TIOCM_CTS; + if (bsr & ASSABET_BSR_COM_DSR) + ret |= TIOCM_DSR; + } else if (port->mapbase == _Ser3UTCR0) { + if (bsr & ASSABET_BSR_RAD_DCD) + ret |= TIOCM_CD; + if (bsr & ASSABET_BSR_RAD_CTS) + ret |= TIOCM_CTS; + if (bsr & ASSABET_BSR_RAD_DSR) + ret |= TIOCM_DSR; + if (bsr & ASSABET_BSR_RAD_RI) + ret |= TIOCM_RI; + } else { + ret = TIOCM_CD | TIOCM_CTS | TIOCM_DSR; + } + + return ret; +} + +static struct sa1100_port_fns assabet_port_fns __initdata = { + .set_mctrl = assabet_set_mctrl, + .get_mctrl = assabet_get_mctrl, + .pm = assabet_uart_pm, +}; + +static struct map_desc assabet_io_desc[] __initdata = { + { /* Board Control Register */ + .virtual = 0xf1000000, + .pfn = __phys_to_pfn(0x12000000), + .length = 0x00100000, + .type = MT_DEVICE + }, { /* MQ200 */ + .virtual = 0xf2800000, + .pfn = __phys_to_pfn(0x4b800000), + .length = 0x00800000, + .type = MT_DEVICE + } +}; + +static void __init assabet_map_io(void) +{ + sa1100_map_io(); + iotable_init(assabet_io_desc, ARRAY_SIZE(assabet_io_desc)); + + /* + * Set SUS bit in SDCR0 so serial port 1 functions. + * Its called GPCLKR0 in my SA1110 manual. + */ + Ser1SDCR0 |= SDCR0_SUS; + MSC1 = (MSC1 & ~0xffff) | + MSC_NonBrst | MSC_32BitStMem | + MSC_RdAcc(2) | MSC_WrAcc(2) | MSC_Rec(0); + + if (!machine_has_neponset()) + sa1100_register_uart_fns(&assabet_port_fns); + + /* + * When Neponset is attached, the first UART should be + * UART3. That's what Angel is doing and many documents + * are stating this. + * + * We do the Neponset mapping even if Neponset support + * isn't compiled in so the user will still get something on + * the expected physical serial port. + * + * We no longer do this; not all boot loaders support it, + * and UART3 appears to be somewhat unreliable with blob. + */ + sa1100_register_uart(0, 1); + sa1100_register_uart(2, 3); +} + +/* LEDs */ +#if defined(CONFIG_NEW_LEDS) && defined(CONFIG_LEDS_CLASS) +struct assabet_led { + struct led_classdev cdev; + u32 mask; +}; + +/* + * The triggers lines up below will only be used if the + * LED triggers are compiled in. + */ +static const struct { + const char *name; + const char *trigger; +} assabet_leds[] = { + { "assabet:red", "cpu0",}, + { "assabet:green", "heartbeat", }, +}; + +/* + * The LED control in Assabet is reversed: + * - setting bit means turn off LED + * - clearing bit means turn on LED + */ +static void assabet_led_set(struct led_classdev *cdev, + enum led_brightness b) +{ + struct assabet_led *led = container_of(cdev, + struct assabet_led, cdev); + + if (b != LED_OFF) + ASSABET_BCR_clear(led->mask); + else + ASSABET_BCR_set(led->mask); +} + +static enum led_brightness assabet_led_get(struct led_classdev *cdev) +{ + struct assabet_led *led = container_of(cdev, + struct assabet_led, cdev); + + return (ASSABET_BCR & led->mask) ? LED_OFF : LED_FULL; +} + +static int __init assabet_leds_init(void) +{ + int i; + + if (!machine_is_assabet()) + return -ENODEV; + + for (i = 0; i < ARRAY_SIZE(assabet_leds); i++) { + struct assabet_led *led; + + led = kzalloc(sizeof(*led), GFP_KERNEL); + if (!led) + break; + + led->cdev.name = assabet_leds[i].name; + led->cdev.brightness_set = assabet_led_set; + led->cdev.brightness_get = assabet_led_get; + led->cdev.default_trigger = assabet_leds[i].trigger; + + if (!i) + led->mask = ASSABET_BCR_LED_RED; + else + led->mask = ASSABET_BCR_LED_GREEN; + + if (led_classdev_register(NULL, &led->cdev) < 0) { + kfree(led); + break; + } + } + + return 0; +} + +/* + * Since we may have triggers on any subsystem, defer registration + * until after subsystem_init. + */ +fs_initcall(assabet_leds_init); +#endif + +MACHINE_START(ASSABET, "Intel-Assabet") + .atag_offset = 0x100, + .fixup = fixup_assabet, + .map_io = assabet_map_io, + .nr_irqs = SA1100_NR_IRQS, + .init_irq = sa1100_init_irq, + .init_time = sa1100_timer_init, + .init_machine = assabet_init, + .init_late = sa11x0_init_late, +#ifdef CONFIG_SA1111 + .dma_zone_size = SZ_1M, +#endif + .restart = sa11x0_restart, +MACHINE_END diff --git a/kernel/arch/arm/mach-sa1100/badge4.c b/kernel/arch/arm/mach-sa1100/badge4.c new file mode 100644 index 000000000..63361b6d0 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/badge4.c @@ -0,0 +1,344 @@ +/* + * linux/arch/arm/mach-sa1100/badge4.c + * + * BadgePAD 4 specific initialization + * + * Tim Connors <connors@hpl.hp.com> + * Christopher Hoover <ch@hpl.hp.com> + * + * Copyright (C) 2002 Hewlett-Packard Company + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ +#include <linux/module.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/platform_data/sa11x0-serial.h> +#include <linux/platform_device.h> +#include <linux/delay.h> +#include <linux/tty.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/errno.h> +#include <linux/gpio.h> +#include <linux/leds.h> + +#include <mach/hardware.h> +#include <asm/mach-types.h> +#include <asm/setup.h> +#include <mach/irqs.h> + +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> +#include <asm/mach/map.h> +#include <asm/hardware/sa1111.h> + +#include <mach/badge4.h> + +#include "generic.h" + +static struct resource sa1111_resources[] = { + [0] = DEFINE_RES_MEM(BADGE4_SA1111_BASE, 0x2000), + [1] = DEFINE_RES_IRQ(BADGE4_IRQ_GPIO_SA1111), +}; + +static int badge4_sa1111_enable(void *data, unsigned devid) +{ + if (devid == SA1111_DEVID_USB) + badge4_set_5V(BADGE4_5V_USB, 1); + return 0; +} + +static void badge4_sa1111_disable(void *data, unsigned devid) +{ + if (devid == SA1111_DEVID_USB) + badge4_set_5V(BADGE4_5V_USB, 0); +} + +static struct sa1111_platform_data sa1111_info = { + .disable_devs = SA1111_DEVID_PS2_MSE, + .enable = badge4_sa1111_enable, + .disable = badge4_sa1111_disable, +}; + +static u64 sa1111_dmamask = 0xffffffffUL; + +static struct platform_device sa1111_device = { + .name = "sa1111", + .id = 0, + .dev = { + .dma_mask = &sa1111_dmamask, + .coherent_dma_mask = 0xffffffff, + .platform_data = &sa1111_info, + }, + .num_resources = ARRAY_SIZE(sa1111_resources), + .resource = sa1111_resources, +}; + +/* LEDs */ +struct gpio_led badge4_gpio_leds[] = { + { + .name = "badge4:red", + .default_trigger = "heartbeat", + .gpio = 7, + }, + { + .name = "badge4:green", + .default_trigger = "cpu0", + .gpio = 9, + }, +}; + +static struct gpio_led_platform_data badge4_gpio_led_info = { + .leds = badge4_gpio_leds, + .num_leds = ARRAY_SIZE(badge4_gpio_leds), +}; + +static struct platform_device badge4_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &badge4_gpio_led_info, + } +}; + +static struct platform_device *devices[] __initdata = { + &sa1111_device, + &badge4_leds, +}; + +static int __init badge4_sa1111_init(void) +{ + /* + * Ensure that the memory bus request/grant signals are setup, + * and the grant is held in its inactive state + */ + sa1110_mb_disable(); + + /* + * Probe for SA1111. + */ + return platform_add_devices(devices, ARRAY_SIZE(devices)); +} + + +/* + * 1 x Intel 28F320C3 Advanced+ Boot Block Flash (32 Mi bit) + * Eight 4 KiW Parameter Bottom Blocks (64 KiB) + * Sixty-three 32 KiW Main Blocks (4032 Ki b) + * + * <or> + * + * 1 x Intel 28F640C3 Advanced+ Boot Block Flash (64 Mi bit) + * Eight 4 KiW Parameter Bottom Blocks (64 KiB) + * One-hundred-twenty-seven 32 KiW Main Blocks (8128 Ki b) + */ +static struct mtd_partition badge4_partitions[] = { + { + .name = "BLOB boot loader", + .offset = 0, + .size = 0x0000A000 + }, { + .name = "params", + .offset = MTDPART_OFS_APPEND, + .size = 0x00006000 + }, { + .name = "root", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL + } +}; + +static struct flash_platform_data badge4_flash_data = { + .map_name = "cfi_probe", + .parts = badge4_partitions, + .nr_parts = ARRAY_SIZE(badge4_partitions), +}; + +static struct resource badge4_flash_resource = + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_64M); + +static int five_v_on __initdata = 0; + +static int __init five_v_on_setup(char *ignore) +{ + five_v_on = 1; + return 1; +} +__setup("five_v_on", five_v_on_setup); + + +static int __init badge4_init(void) +{ + int ret; + + if (!machine_is_badge4()) + return -ENODEV; + + /* LCD */ + GPCR = (BADGE4_GPIO_LGP2 | BADGE4_GPIO_LGP3 | + BADGE4_GPIO_LGP4 | BADGE4_GPIO_LGP5 | + BADGE4_GPIO_LGP6 | BADGE4_GPIO_LGP7 | + BADGE4_GPIO_LGP8 | BADGE4_GPIO_LGP9 | + BADGE4_GPIO_GPA_VID | BADGE4_GPIO_GPB_VID | + BADGE4_GPIO_GPC_VID); + GPDR &= ~BADGE4_GPIO_INT_VID; + GPDR |= (BADGE4_GPIO_LGP2 | BADGE4_GPIO_LGP3 | + BADGE4_GPIO_LGP4 | BADGE4_GPIO_LGP5 | + BADGE4_GPIO_LGP6 | BADGE4_GPIO_LGP7 | + BADGE4_GPIO_LGP8 | BADGE4_GPIO_LGP9 | + BADGE4_GPIO_GPA_VID | BADGE4_GPIO_GPB_VID | + BADGE4_GPIO_GPC_VID); + + /* SDRAM SPD i2c */ + GPCR = (BADGE4_GPIO_SDSDA | BADGE4_GPIO_SDSCL); + GPDR |= (BADGE4_GPIO_SDSDA | BADGE4_GPIO_SDSCL); + + /* uart */ + GPCR = (BADGE4_GPIO_UART_HS1 | BADGE4_GPIO_UART_HS2); + GPDR |= (BADGE4_GPIO_UART_HS1 | BADGE4_GPIO_UART_HS2); + + /* CPLD muxsel0 input for mux/adc chip select */ + GPCR = BADGE4_GPIO_MUXSEL0; + GPDR |= BADGE4_GPIO_MUXSEL0; + + /* test points: J5, J6 as inputs, J7 outputs */ + GPDR &= ~(BADGE4_GPIO_TESTPT_J5 | BADGE4_GPIO_TESTPT_J6); + GPCR = BADGE4_GPIO_TESTPT_J7; + GPDR |= BADGE4_GPIO_TESTPT_J7; + + /* 5V supply rail. */ + GPCR = BADGE4_GPIO_PCMEN5V; /* initially off */ + GPDR |= BADGE4_GPIO_PCMEN5V; + + /* CPLD sdram type inputs; set up by blob */ + //GPDR |= (BADGE4_GPIO_SDTYP1 | BADGE4_GPIO_SDTYP0); + printk(KERN_DEBUG __FILE__ ": SDRAM CPLD typ1=%d typ0=%d\n", + !!(GPLR & BADGE4_GPIO_SDTYP1), + !!(GPLR & BADGE4_GPIO_SDTYP0)); + + /* SA1111 reset pin; set up by blob */ + //GPSR = BADGE4_GPIO_SA1111_NRST; + //GPDR |= BADGE4_GPIO_SA1111_NRST; + + + /* power management cruft */ + PGSR = 0; + PWER = 0; + PCFR = 0; + PSDR = 0; + + PWER |= PWER_GPIO26; /* wake up on an edge from TESTPT_J5 */ + PWER |= PWER_RTC; /* wake up if rtc fires */ + + /* drive sa1111_nrst during sleep */ + PGSR |= BADGE4_GPIO_SA1111_NRST; + /* drive CPLD as is during sleep */ + PGSR |= (GPLR & (BADGE4_GPIO_SDTYP0|BADGE4_GPIO_SDTYP1)); + + + /* Now bring up the SA-1111. */ + ret = badge4_sa1111_init(); + if (ret < 0) + printk(KERN_ERR + "%s: SA-1111 initialization failed (%d)\n", + __func__, ret); + + + /* maybe turn on 5v0 from the start */ + badge4_set_5V(BADGE4_5V_INITIALLY, five_v_on); + + sa11x0_register_mtd(&badge4_flash_data, &badge4_flash_resource, 1); + + return 0; +} + +arch_initcall(badge4_init); + + +static unsigned badge4_5V_bitmap = 0; + +void badge4_set_5V(unsigned subsystem, int on) +{ + unsigned long flags; + unsigned old_5V_bitmap; + + local_irq_save(flags); + + old_5V_bitmap = badge4_5V_bitmap; + + if (on) { + badge4_5V_bitmap |= subsystem; + } else { + badge4_5V_bitmap &= ~subsystem; + } + + /* detect on->off and off->on transitions */ + if ((!old_5V_bitmap) && (badge4_5V_bitmap)) { + /* was off, now on */ + printk(KERN_INFO "%s: enabling 5V supply rail\n", __func__); + GPSR = BADGE4_GPIO_PCMEN5V; + } else if ((old_5V_bitmap) && (!badge4_5V_bitmap)) { + /* was on, now off */ + printk(KERN_INFO "%s: disabling 5V supply rail\n", __func__); + GPCR = BADGE4_GPIO_PCMEN5V; + } + + local_irq_restore(flags); +} +EXPORT_SYMBOL(badge4_set_5V); + + +static struct map_desc badge4_io_desc[] __initdata = { + { /* SRAM bank 1 */ + .virtual = 0xf1000000, + .pfn = __phys_to_pfn(0x08000000), + .length = 0x00100000, + .type = MT_DEVICE + }, { /* SRAM bank 2 */ + .virtual = 0xf2000000, + .pfn = __phys_to_pfn(0x10000000), + .length = 0x00100000, + .type = MT_DEVICE + } +}; + +static void +badge4_uart_pm(struct uart_port *port, u_int state, u_int oldstate) +{ + if (!state) { + Ser1SDCR0 |= SDCR0_UART; + } +} + +static struct sa1100_port_fns badge4_port_fns __initdata = { + //.get_mctrl = badge4_get_mctrl, + //.set_mctrl = badge4_set_mctrl, + .pm = badge4_uart_pm, +}; + +static void __init badge4_map_io(void) +{ + sa1100_map_io(); + iotable_init(badge4_io_desc, ARRAY_SIZE(badge4_io_desc)); + + sa1100_register_uart_fns(&badge4_port_fns); + sa1100_register_uart(0, 3); + sa1100_register_uart(1, 1); +} + +MACHINE_START(BADGE4, "Hewlett-Packard Laboratories BadgePAD 4") + .atag_offset = 0x100, + .map_io = badge4_map_io, + .nr_irqs = SA1100_NR_IRQS, + .init_irq = sa1100_init_irq, + .init_late = sa11x0_init_late, + .init_time = sa1100_timer_init, +#ifdef CONFIG_SA1111 + .dma_zone_size = SZ_1M, +#endif + .restart = sa11x0_restart, +MACHINE_END diff --git a/kernel/arch/arm/mach-sa1100/cerf.c b/kernel/arch/arm/mach-sa1100/cerf.c new file mode 100644 index 000000000..2d25ececb --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/cerf.c @@ -0,0 +1,181 @@ +/* + * linux/arch/arm/mach-sa1100/cerf.c + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Apr-2003 : Removed some old PDA crud [FB] + * Oct-2003 : Added uart2 resource [FB] + * Jan-2004 : Removed io map for flash [FB] + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/tty.h> +#include <linux/platform_data/sa11x0-serial.h> +#include <linux/platform_device.h> +#include <linux/irq.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/gpio.h> +#include <linux/leds.h> + +#include <mach/hardware.h> +#include <asm/setup.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> +#include <asm/mach/map.h> + +#include <mach/cerf.h> +#include <linux/platform_data/mfd-mcp-sa11x0.h> +#include <mach/irqs.h> +#include "generic.h" + +static struct resource cerfuart2_resources[] = { + [0] = DEFINE_RES_MEM(0x80030000, SZ_64K), +}; + +static struct platform_device cerfuart2_device = { + .name = "sa11x0-uart", + .id = 2, + .num_resources = ARRAY_SIZE(cerfuart2_resources), + .resource = cerfuart2_resources, +}; + +/* LEDs */ +struct gpio_led cerf_gpio_leds[] = { + { + .name = "cerf:d0", + .default_trigger = "heartbeat", + .gpio = 0, + }, + { + .name = "cerf:d1", + .default_trigger = "cpu0", + .gpio = 1, + }, + { + .name = "cerf:d2", + .default_trigger = "default-on", + .gpio = 2, + }, + { + .name = "cerf:d3", + .default_trigger = "default-on", + .gpio = 3, + }, + +}; + +static struct gpio_led_platform_data cerf_gpio_led_info = { + .leds = cerf_gpio_leds, + .num_leds = ARRAY_SIZE(cerf_gpio_leds), +}; + +static struct platform_device cerf_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &cerf_gpio_led_info, + } +}; + + +static struct platform_device *cerf_devices[] __initdata = { + &cerfuart2_device, + &cerf_leds, +}; + +#ifdef CONFIG_SA1100_CERF_FLASH_32MB +# define CERF_FLASH_SIZE 0x02000000 +#elif defined CONFIG_SA1100_CERF_FLASH_16MB +# define CERF_FLASH_SIZE 0x01000000 +#elif defined CONFIG_SA1100_CERF_FLASH_8MB +# define CERF_FLASH_SIZE 0x00800000 +#else +# error "Undefined flash size for CERF" +#endif + +static struct mtd_partition cerf_partitions[] = { + { + .name = "Bootloader", + .size = 0x00020000, + .offset = 0x00000000, + }, { + .name = "Params", + .size = 0x00040000, + .offset = 0x00020000, + }, { + .name = "Kernel", + .size = 0x00100000, + .offset = 0x00060000, + }, { + .name = "Filesystem", + .size = CERF_FLASH_SIZE-0x00160000, + .offset = 0x00160000, + } +}; + +static struct flash_platform_data cerf_flash_data = { + .map_name = "cfi_probe", + .parts = cerf_partitions, + .nr_parts = ARRAY_SIZE(cerf_partitions), +}; + +static struct resource cerf_flash_resource = + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M); + +static void __init cerf_init_irq(void) +{ + sa1100_init_irq(); + irq_set_irq_type(CERF_ETH_IRQ, IRQ_TYPE_EDGE_RISING); +} + +static struct map_desc cerf_io_desc[] __initdata = { + { /* Crystal Ethernet Chip */ + .virtual = 0xf0000000, + .pfn = __phys_to_pfn(0x08000000), + .length = 0x00100000, + .type = MT_DEVICE + } +}; + +static void __init cerf_map_io(void) +{ + sa1100_map_io(); + iotable_init(cerf_io_desc, ARRAY_SIZE(cerf_io_desc)); + + sa1100_register_uart(0, 3); + sa1100_register_uart(1, 2); /* disable this and the uart2 device for sa1100_fir */ + sa1100_register_uart(2, 1); + + /* set some GPDR bits here while it's safe */ + GPDR |= CERF_GPIO_CF_RESET; +} + +static struct mcp_plat_data cerf_mcp_data = { + .mccr0 = MCCR0_ADM, + .sclk_rate = 11981000, +}; + +static void __init cerf_init(void) +{ + sa11x0_ppc_configure_mcp(); + platform_add_devices(cerf_devices, ARRAY_SIZE(cerf_devices)); + sa11x0_register_mtd(&cerf_flash_data, &cerf_flash_resource, 1); + sa11x0_register_mcp(&cerf_mcp_data); +} + +MACHINE_START(CERF, "Intrinsyc CerfBoard/CerfCube") + /* Maintainer: support@intrinsyc.com */ + .map_io = cerf_map_io, + .nr_irqs = SA1100_NR_IRQS, + .init_irq = cerf_init_irq, + .init_time = sa1100_timer_init, + .init_machine = cerf_init, + .init_late = sa11x0_init_late, + .restart = sa11x0_restart, +MACHINE_END diff --git a/kernel/arch/arm/mach-sa1100/clock.c b/kernel/arch/arm/mach-sa1100/clock.c new file mode 100644 index 000000000..cbf53bb9c --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/clock.c @@ -0,0 +1,148 @@ +/* + * linux/arch/arm/mach-sa1100/clock.c + */ +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/device.h> +#include <linux/list.h> +#include <linux/errno.h> +#include <linux/err.h> +#include <linux/string.h> +#include <linux/clk.h> +#include <linux/spinlock.h> +#include <linux/mutex.h> +#include <linux/io.h> +#include <linux/clkdev.h> + +#include <mach/hardware.h> +#include <mach/generic.h> + +struct clkops { + void (*enable)(struct clk *); + void (*disable)(struct clk *); + unsigned long (*get_rate)(struct clk *); +}; + +struct clk { + const struct clkops *ops; + unsigned int enabled; +}; + +#define DEFINE_CLK(_name, _ops) \ +struct clk clk_##_name = { \ + .ops = _ops, \ + } + +static DEFINE_SPINLOCK(clocks_lock); + +static void clk_gpio27_enable(struct clk *clk) +{ + /* + * First, set up the 3.6864MHz clock on GPIO 27 for the SA-1111: + * (SA-1110 Developer's Manual, section 9.1.2.1) + */ + GAFR |= GPIO_32_768kHz; + GPDR |= GPIO_32_768kHz; + TUCR = TUCR_3_6864MHz; +} + +static void clk_gpio27_disable(struct clk *clk) +{ + TUCR = 0; + GPDR &= ~GPIO_32_768kHz; + GAFR &= ~GPIO_32_768kHz; +} + +static void clk_cpu_enable(struct clk *clk) +{ +} + +static void clk_cpu_disable(struct clk *clk) +{ +} + +static unsigned long clk_cpu_get_rate(struct clk *clk) +{ + return sa11x0_getspeed(0) * 1000; +} + +int clk_enable(struct clk *clk) +{ + unsigned long flags; + + if (clk) { + spin_lock_irqsave(&clocks_lock, flags); + if (clk->enabled++ == 0) + clk->ops->enable(clk); + spin_unlock_irqrestore(&clocks_lock, flags); + } + + return 0; +} +EXPORT_SYMBOL(clk_enable); + +void clk_disable(struct clk *clk) +{ + unsigned long flags; + + if (clk) { + WARN_ON(clk->enabled == 0); + spin_lock_irqsave(&clocks_lock, flags); + if (--clk->enabled == 0) + clk->ops->disable(clk); + spin_unlock_irqrestore(&clocks_lock, flags); + } +} +EXPORT_SYMBOL(clk_disable); + +unsigned long clk_get_rate(struct clk *clk) +{ + if (clk && clk->ops && clk->ops->get_rate) + return clk->ops->get_rate(clk); + + return 0; +} +EXPORT_SYMBOL(clk_get_rate); + +const struct clkops clk_gpio27_ops = { + .enable = clk_gpio27_enable, + .disable = clk_gpio27_disable, +}; + +const struct clkops clk_cpu_ops = { + .enable = clk_cpu_enable, + .disable = clk_cpu_disable, + .get_rate = clk_cpu_get_rate, +}; + +static DEFINE_CLK(gpio27, &clk_gpio27_ops); + +static DEFINE_CLK(cpu, &clk_cpu_ops); + +static unsigned long clk_36864_get_rate(struct clk *clk) +{ + return 3686400; +} + +static struct clkops clk_36864_ops = { + .get_rate = clk_36864_get_rate, +}; + +static DEFINE_CLK(36864, &clk_36864_ops); + +static struct clk_lookup sa11xx_clkregs[] = { + CLKDEV_INIT("sa1111.0", NULL, &clk_gpio27), + CLKDEV_INIT("sa1100-rtc", NULL, NULL), + CLKDEV_INIT("sa11x0-fb", NULL, &clk_cpu), + CLKDEV_INIT("sa11x0-pcmcia", NULL, &clk_cpu), + /* sa1111 names devices using internal offsets, PCMCIA is at 0x1800 */ + CLKDEV_INIT("1800", NULL, &clk_cpu), + CLKDEV_INIT(NULL, "OSTIMER0", &clk_36864), +}; + +static int __init sa11xx_clk_init(void) +{ + clkdev_add_table(sa11xx_clkregs, ARRAY_SIZE(sa11xx_clkregs)); + return 0; +} +core_initcall(sa11xx_clk_init); diff --git a/kernel/arch/arm/mach-sa1100/collie.c b/kernel/arch/arm/mach-sa1100/collie.c new file mode 100644 index 000000000..3cc2b71e1 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/collie.c @@ -0,0 +1,437 @@ +/* + * linux/arch/arm/mach-sa1100/collie.c + * + * May be copied or modified under the terms of the GNU General Public + * License. See linux/COPYING for more information. + * + * This file contains all Collie-specific tweaks. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * ChangeLog: + * 2006 Pavel Machek <pavel@ucw.cz> + * 03-06-2004 John Lenz <lenz@cs.wisc.edu> + * 06-04-2002 Chris Larson <kergoth@digitalnemesis.net> + * 04-16-2001 Lineo Japan,Inc. ... + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/tty.h> +#include <linux/delay.h> +#include <linux/platform_data/sa11x0-serial.h> +#include <linux/platform_device.h> +#include <linux/mfd/ucb1x00.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/timer.h> +#include <linux/gpio_keys.h> +#include <linux/input.h> +#include <linux/gpio.h> +#include <linux/power/gpio-charger.h> + +#include <video/sa1100fb.h> + +#include <mach/hardware.h> +#include <asm/mach-types.h> +#include <asm/page.h> +#include <asm/setup.h> +#include <mach/collie.h> + +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> +#include <asm/mach/map.h> +#include <linux/platform_data/irda-sa11x0.h> + +#include <asm/hardware/scoop.h> +#include <asm/mach/sharpsl_param.h> +#include <asm/hardware/locomo.h> +#include <linux/platform_data/mfd-mcp-sa11x0.h> +#include <mach/irqs.h> + +#include "generic.h" + +static struct resource collie_scoop_resources[] = { + [0] = DEFINE_RES_MEM(0x40800000, SZ_4K), +}; + +static struct scoop_config collie_scoop_setup = { + .io_dir = COLLIE_SCOOP_IO_DIR, + .io_out = COLLIE_SCOOP_IO_OUT, + .gpio_base = COLLIE_SCOOP_GPIO_BASE, +}; + +struct platform_device colliescoop_device = { + .name = "sharp-scoop", + .id = -1, + .dev = { + .platform_data = &collie_scoop_setup, + }, + .num_resources = ARRAY_SIZE(collie_scoop_resources), + .resource = collie_scoop_resources, +}; + +static struct scoop_pcmcia_dev collie_pcmcia_scoop[] = { + { + .dev = &colliescoop_device.dev, + .irq = COLLIE_IRQ_GPIO_CF_IRQ, + .cd_irq = COLLIE_IRQ_GPIO_CF_CD, + .cd_irq_str = "PCMCIA0 CD", + }, +}; + +static struct scoop_pcmcia_config collie_pcmcia_config = { + .devs = &collie_pcmcia_scoop[0], + .num_devs = 1, +}; + +static struct ucb1x00_plat_data collie_ucb1x00_data = { + .gpio_base = COLLIE_TC35143_GPIO_BASE, +}; + +static struct mcp_plat_data collie_mcp_data = { + .mccr0 = MCCR0_ADM | MCCR0_ExtClk, + .sclk_rate = 9216000, + .codec_pdata = &collie_ucb1x00_data, +}; + +static int collie_ir_startup(struct device *dev) +{ + int rc = gpio_request(COLLIE_GPIO_IR_ON, "IrDA"); + if (rc) + return rc; + rc = gpio_direction_output(COLLIE_GPIO_IR_ON, 1); + + if (!rc) + return 0; + + gpio_free(COLLIE_GPIO_IR_ON); + return rc; +} + +static void collie_ir_shutdown(struct device *dev) +{ + gpio_free(COLLIE_GPIO_IR_ON); +} + +static int collie_ir_set_power(struct device *dev, unsigned int state) +{ + gpio_set_value(COLLIE_GPIO_IR_ON, !state); + return 0; +} + +static struct irda_platform_data collie_ir_data = { + .startup = collie_ir_startup, + .shutdown = collie_ir_shutdown, + .set_power = collie_ir_set_power, +}; + +/* + * Collie AC IN + */ +static char *collie_ac_supplied_to[] = { + "main-battery", + "backup-battery", +}; + + +static struct gpio_charger_platform_data collie_power_data = { + .name = "charger", + .type = POWER_SUPPLY_TYPE_MAINS, + .gpio = COLLIE_GPIO_AC_IN, + .supplied_to = collie_ac_supplied_to, + .num_supplicants = ARRAY_SIZE(collie_ac_supplied_to), +}; + +static struct platform_device collie_power_device = { + .name = "gpio-charger", + .id = -1, + .dev.platform_data = &collie_power_data, +}; + +#ifdef CONFIG_SHARP_LOCOMO +/* + * low-level UART features. + */ +struct platform_device collie_locomo_device; + +static void collie_uart_set_mctrl(struct uart_port *port, u_int mctrl) +{ + if (mctrl & TIOCM_RTS) + locomo_gpio_write(&collie_locomo_device.dev, LOCOMO_GPIO_RTS, 0); + else + locomo_gpio_write(&collie_locomo_device.dev, LOCOMO_GPIO_RTS, 1); + + if (mctrl & TIOCM_DTR) + locomo_gpio_write(&collie_locomo_device.dev, LOCOMO_GPIO_DTR, 0); + else + locomo_gpio_write(&collie_locomo_device.dev, LOCOMO_GPIO_DTR, 1); +} + +static u_int collie_uart_get_mctrl(struct uart_port *port) +{ + int ret = TIOCM_CD; + unsigned int r; + + r = locomo_gpio_read_output(&collie_locomo_device.dev, LOCOMO_GPIO_CTS & LOCOMO_GPIO_DSR); + if (r == -ENODEV) + return ret; + if (r & LOCOMO_GPIO_CTS) + ret |= TIOCM_CTS; + if (r & LOCOMO_GPIO_DSR) + ret |= TIOCM_DSR; + + return ret; +} + +static struct sa1100_port_fns collie_port_fns __initdata = { + .set_mctrl = collie_uart_set_mctrl, + .get_mctrl = collie_uart_get_mctrl, +}; + +static int collie_uart_probe(struct locomo_dev *dev) +{ + return 0; +} + +static int collie_uart_remove(struct locomo_dev *dev) +{ + return 0; +} + +static struct locomo_driver collie_uart_driver = { + .drv = { + .name = "collie_uart", + }, + .devid = LOCOMO_DEVID_UART, + .probe = collie_uart_probe, + .remove = collie_uart_remove, +}; + +static int __init collie_uart_init(void) +{ + return locomo_driver_register(&collie_uart_driver); +} +device_initcall(collie_uart_init); + +#endif + + +static struct resource locomo_resources[] = { + [0] = DEFINE_RES_MEM(0x40000000, SZ_8K), + [1] = DEFINE_RES_IRQ(IRQ_GPIO25), +}; + +static struct locomo_platform_data locomo_info = { + .irq_base = IRQ_BOARD_START, +}; + +struct platform_device collie_locomo_device = { + .name = "locomo", + .id = 0, + .dev = { + .platform_data = &locomo_info, + }, + .num_resources = ARRAY_SIZE(locomo_resources), + .resource = locomo_resources, +}; + +static struct gpio_keys_button collie_gpio_keys[] = { + { + .type = EV_PWR, + .code = KEY_RESERVED, + .gpio = COLLIE_GPIO_ON_KEY, + .desc = "On key", + .wakeup = 1, + .active_low = 1, + }, + { + .type = EV_PWR, + .code = KEY_WAKEUP, + .gpio = COLLIE_GPIO_WAKEUP, + .desc = "Sync", + .wakeup = 1, + .active_low = 1, + }, +}; + +static struct gpio_keys_platform_data collie_gpio_keys_data = { + .buttons = collie_gpio_keys, + .nbuttons = ARRAY_SIZE(collie_gpio_keys), +}; + +static struct platform_device collie_gpio_keys_device = { + .name = "gpio-keys", + .id = -1, + .dev = { + .platform_data = &collie_gpio_keys_data, + }, +}; + +static struct platform_device *devices[] __initdata = { + &collie_locomo_device, + &colliescoop_device, + &collie_power_device, + &collie_gpio_keys_device, +}; + +static struct mtd_partition collie_partitions[] = { + { + .name = "bootloader", + .offset = 0, + .size = 0x000C0000, + .mask_flags = MTD_WRITEABLE + }, { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = 0x00100000, + }, { + .name = "rootfs", + .offset = MTDPART_OFS_APPEND, + .size = 0x00e20000, + }, { + .name = "bootblock", + .offset = MTDPART_OFS_APPEND, + .size = 0x00020000, + .mask_flags = MTD_WRITEABLE + } +}; + +static int collie_flash_init(void) +{ + int rc = gpio_request(COLLIE_GPIO_VPEN, "flash Vpp enable"); + if (rc) + return rc; + + rc = gpio_direction_output(COLLIE_GPIO_VPEN, 1); + if (rc) + gpio_free(COLLIE_GPIO_VPEN); + + return rc; +} + +static void collie_set_vpp(int vpp) +{ + gpio_set_value(COLLIE_GPIO_VPEN, vpp); +} + +static void collie_flash_exit(void) +{ + gpio_free(COLLIE_GPIO_VPEN); +} + +static struct flash_platform_data collie_flash_data = { + .map_name = "cfi_probe", + .init = collie_flash_init, + .set_vpp = collie_set_vpp, + .exit = collie_flash_exit, + .parts = collie_partitions, + .nr_parts = ARRAY_SIZE(collie_partitions), +}; + +static struct resource collie_flash_resources[] = { + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M), +}; + +static struct sa1100fb_mach_info collie_lcd_info = { + .pixclock = 171521, .bpp = 16, + .xres = 320, .yres = 240, + + .hsync_len = 5, .vsync_len = 1, + .left_margin = 11, .upper_margin = 2, + .right_margin = 30, .lower_margin = 0, + + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + + .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act, + .lccr3 = LCCR3_OutEnH | LCCR3_PixRsEdg | LCCR3_ACBsDiv(2), + +#ifdef CONFIG_BACKLIGHT_LOCOMO + .lcd_power = locomolcd_power +#endif +}; + +static void __init collie_init(void) +{ + int ret = 0; + + /* cpu initialize */ + GAFR = GPIO_SSP_TXD | GPIO_SSP_SCLK | GPIO_SSP_SFRM | GPIO_SSP_CLK | + GPIO_MCP_CLK | GPIO_32_768kHz; + + GPDR = GPIO_LDD8 | GPIO_LDD9 | GPIO_LDD10 | GPIO_LDD11 | GPIO_LDD12 | + GPIO_LDD13 | GPIO_LDD14 | GPIO_LDD15 | GPIO_SSP_TXD | + GPIO_SSP_SCLK | GPIO_SSP_SFRM | GPIO_SDLC_SCLK | + _COLLIE_GPIO_UCB1x00_RESET | _COLLIE_GPIO_nMIC_ON | + _COLLIE_GPIO_nREMOCON_ON | GPIO_32_768kHz; + + PPDR = PPC_LDD0 | PPC_LDD1 | PPC_LDD2 | PPC_LDD3 | PPC_LDD4 | PPC_LDD5 | + PPC_LDD6 | PPC_LDD7 | PPC_L_PCLK | PPC_L_LCLK | PPC_L_FCLK | PPC_L_BIAS | + PPC_TXD1 | PPC_TXD2 | PPC_TXD3 | PPC_TXD4 | PPC_SCLK | PPC_SFRM; + + PWER = 0; + + PGSR = _COLLIE_GPIO_nREMOCON_ON; + + PSDR = PPC_RXD1 | PPC_RXD2 | PPC_RXD3 | PPC_RXD4; + + PCFR = PCFR_OPDE; + + GPSR |= _COLLIE_GPIO_UCB1x00_RESET; + + sa11x0_ppc_configure_mcp(); + + + platform_scoop_config = &collie_pcmcia_config; + + ret = platform_add_devices(devices, ARRAY_SIZE(devices)); + if (ret) { + printk(KERN_WARNING "collie: Unable to register LoCoMo device\n"); + } + + sa11x0_register_lcd(&collie_lcd_info); + sa11x0_register_mtd(&collie_flash_data, collie_flash_resources, + ARRAY_SIZE(collie_flash_resources)); + sa11x0_register_mcp(&collie_mcp_data); + sa11x0_register_irda(&collie_ir_data); + + sharpsl_save_param(); +} + +static struct map_desc collie_io_desc[] __initdata = { + { /* 32M main flash (cs0) */ + .virtual = 0xe8000000, + .pfn = __phys_to_pfn(0x00000000), + .length = 0x02000000, + .type = MT_DEVICE + }, { /* 32M boot flash (cs1) */ + .virtual = 0xea000000, + .pfn = __phys_to_pfn(0x08000000), + .length = 0x02000000, + .type = MT_DEVICE + } +}; + +static void __init collie_map_io(void) +{ + sa1100_map_io(); + iotable_init(collie_io_desc, ARRAY_SIZE(collie_io_desc)); + +#ifdef CONFIG_SHARP_LOCOMO + sa1100_register_uart_fns(&collie_port_fns); +#endif + sa1100_register_uart(0, 3); + sa1100_register_uart(1, 1); +} + +MACHINE_START(COLLIE, "Sharp-Collie") + .map_io = collie_map_io, + .nr_irqs = SA1100_NR_IRQS, + .init_irq = sa1100_init_irq, + .init_time = sa1100_timer_init, + .init_machine = collie_init, + .init_late = sa11x0_init_late, + .restart = sa11x0_restart, +MACHINE_END diff --git a/kernel/arch/arm/mach-sa1100/generic.c b/kernel/arch/arm/mach-sa1100/generic.c new file mode 100644 index 000000000..40e0d8619 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/generic.c @@ -0,0 +1,418 @@ +/* + * linux/arch/arm/mach-sa1100/generic.c + * + * Author: Nicolas Pitre + * + * Code common to all SA11x0 machines. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/gpio.h> +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/dma-mapping.h> +#include <linux/pm.h> +#include <linux/cpufreq.h> +#include <linux/ioport.h> +#include <linux/platform_device.h> +#include <linux/reboot.h> + +#include <video/sa1100fb.h> + +#include <asm/div64.h> +#include <asm/mach/map.h> +#include <asm/mach/flash.h> +#include <asm/irq.h> +#include <asm/system_misc.h> + +#include <mach/hardware.h> +#include <mach/irqs.h> + +#include "generic.h" +#include <clocksource/pxa.h> + +unsigned int reset_status; +EXPORT_SYMBOL(reset_status); + +#define NR_FREQS 16 + +/* + * This table is setup for a 3.6864MHz Crystal. + */ +struct cpufreq_frequency_table sa11x0_freq_table[NR_FREQS+1] = { + { .frequency = 59000, /* 59.0 MHz */}, + { .frequency = 73700, /* 73.7 MHz */}, + { .frequency = 88500, /* 88.5 MHz */}, + { .frequency = 103200, /* 103.2 MHz */}, + { .frequency = 118000, /* 118.0 MHz */}, + { .frequency = 132700, /* 132.7 MHz */}, + { .frequency = 147500, /* 147.5 MHz */}, + { .frequency = 162200, /* 162.2 MHz */}, + { .frequency = 176900, /* 176.9 MHz */}, + { .frequency = 191700, /* 191.7 MHz */}, + { .frequency = 206400, /* 206.4 MHz */}, + { .frequency = 221200, /* 221.2 MHz */}, + { .frequency = 235900, /* 235.9 MHz */}, + { .frequency = 250700, /* 250.7 MHz */}, + { .frequency = 265400, /* 265.4 MHz */}, + { .frequency = 280200, /* 280.2 MHz */}, + { .frequency = CPUFREQ_TABLE_END, }, +}; + +unsigned int sa11x0_getspeed(unsigned int cpu) +{ + if (cpu) + return 0; + return sa11x0_freq_table[PPCR & 0xf].frequency; +} + +/* + * Default power-off for SA1100 + */ +static void sa1100_power_off(void) +{ + mdelay(100); + local_irq_disable(); + /* disable internal oscillator, float CS lines */ + PCFR = (PCFR_OPDE | PCFR_FP | PCFR_FS); + /* enable wake-up on GPIO0 (Assabet...) */ + PWER = GFER = GRER = 1; + /* + * set scratchpad to zero, just in case it is used as a + * restart address by the bootloader. + */ + PSPR = 0; + /* enter sleep mode */ + PMCR = PMCR_SF; +} + +void sa11x0_restart(enum reboot_mode mode, const char *cmd) +{ + if (mode == REBOOT_SOFT) { + /* Jump into ROM at address 0 */ + soft_restart(0); + } else { + /* Use on-chip reset capability */ + RSRR = RSRR_SWR; + } +} + +static void sa11x0_register_device(struct platform_device *dev, void *data) +{ + int err; + dev->dev.platform_data = data; + err = platform_device_register(dev); + if (err) + printk(KERN_ERR "Unable to register device %s: %d\n", + dev->name, err); +} + + +static struct resource sa11x0udc_resources[] = { + [0] = DEFINE_RES_MEM(__PREG(Ser0UDCCR), SZ_64K), + [1] = DEFINE_RES_IRQ(IRQ_Ser0UDC), +}; + +static u64 sa11x0udc_dma_mask = 0xffffffffUL; + +static struct platform_device sa11x0udc_device = { + .name = "sa11x0-udc", + .id = -1, + .dev = { + .dma_mask = &sa11x0udc_dma_mask, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(sa11x0udc_resources), + .resource = sa11x0udc_resources, +}; + +static struct resource sa11x0uart1_resources[] = { + [0] = DEFINE_RES_MEM(__PREG(Ser1UTCR0), SZ_64K), + [1] = DEFINE_RES_IRQ(IRQ_Ser1UART), +}; + +static struct platform_device sa11x0uart1_device = { + .name = "sa11x0-uart", + .id = 1, + .num_resources = ARRAY_SIZE(sa11x0uart1_resources), + .resource = sa11x0uart1_resources, +}; + +static struct resource sa11x0uart3_resources[] = { + [0] = DEFINE_RES_MEM(__PREG(Ser3UTCR0), SZ_64K), + [1] = DEFINE_RES_IRQ(IRQ_Ser3UART), +}; + +static struct platform_device sa11x0uart3_device = { + .name = "sa11x0-uart", + .id = 3, + .num_resources = ARRAY_SIZE(sa11x0uart3_resources), + .resource = sa11x0uart3_resources, +}; + +static struct resource sa11x0mcp_resources[] = { + [0] = DEFINE_RES_MEM(__PREG(Ser4MCCR0), SZ_64K), + [1] = DEFINE_RES_MEM(__PREG(Ser4MCCR1), 4), + [2] = DEFINE_RES_IRQ(IRQ_Ser4MCP), +}; + +static u64 sa11x0mcp_dma_mask = 0xffffffffUL; + +static struct platform_device sa11x0mcp_device = { + .name = "sa11x0-mcp", + .id = -1, + .dev = { + .dma_mask = &sa11x0mcp_dma_mask, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(sa11x0mcp_resources), + .resource = sa11x0mcp_resources, +}; + +void __init sa11x0_ppc_configure_mcp(void) +{ + /* Setup the PPC unit for the MCP */ + PPDR &= ~PPC_RXD4; + PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM; + PSDR |= PPC_RXD4; + PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); +} + +void sa11x0_register_mcp(struct mcp_plat_data *data) +{ + sa11x0_register_device(&sa11x0mcp_device, data); +} + +static struct resource sa11x0ssp_resources[] = { + [0] = DEFINE_RES_MEM(0x80070000, SZ_64K), + [1] = DEFINE_RES_IRQ(IRQ_Ser4SSP), +}; + +static u64 sa11x0ssp_dma_mask = 0xffffffffUL; + +static struct platform_device sa11x0ssp_device = { + .name = "sa11x0-ssp", + .id = -1, + .dev = { + .dma_mask = &sa11x0ssp_dma_mask, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(sa11x0ssp_resources), + .resource = sa11x0ssp_resources, +}; + +static struct resource sa11x0fb_resources[] = { + [0] = DEFINE_RES_MEM(0xb0100000, SZ_64K), + [1] = DEFINE_RES_IRQ(IRQ_LCD), +}; + +static struct platform_device sa11x0fb_device = { + .name = "sa11x0-fb", + .id = -1, + .dev = { + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(sa11x0fb_resources), + .resource = sa11x0fb_resources, +}; + +void sa11x0_register_lcd(struct sa1100fb_mach_info *inf) +{ + sa11x0_register_device(&sa11x0fb_device, inf); +} + +static struct platform_device sa11x0pcmcia_device = { + .name = "sa11x0-pcmcia", + .id = -1, +}; + +static struct platform_device sa11x0mtd_device = { + .name = "sa1100-mtd", + .id = -1, +}; + +void sa11x0_register_mtd(struct flash_platform_data *flash, + struct resource *res, int nr) +{ + flash->name = "sa1100"; + sa11x0mtd_device.resource = res; + sa11x0mtd_device.num_resources = nr; + sa11x0_register_device(&sa11x0mtd_device, flash); +} + +static struct resource sa11x0ir_resources[] = { + DEFINE_RES_MEM(__PREG(Ser2UTCR0), 0x24), + DEFINE_RES_MEM(__PREG(Ser2HSCR0), 0x1c), + DEFINE_RES_MEM(__PREG(Ser2HSCR2), 0x04), + DEFINE_RES_IRQ(IRQ_Ser2ICP), +}; + +static struct platform_device sa11x0ir_device = { + .name = "sa11x0-ir", + .id = -1, + .num_resources = ARRAY_SIZE(sa11x0ir_resources), + .resource = sa11x0ir_resources, +}; + +void sa11x0_register_irda(struct irda_platform_data *irda) +{ + sa11x0_register_device(&sa11x0ir_device, irda); +} + +static struct resource sa1100_rtc_resources[] = { + DEFINE_RES_MEM(0x90010000, 0x40), + DEFINE_RES_IRQ_NAMED(IRQ_RTC1Hz, "rtc 1Hz"), + DEFINE_RES_IRQ_NAMED(IRQ_RTCAlrm, "rtc alarm"), +}; + +static struct platform_device sa11x0rtc_device = { + .name = "sa1100-rtc", + .id = -1, + .num_resources = ARRAY_SIZE(sa1100_rtc_resources), + .resource = sa1100_rtc_resources, +}; + +static struct resource sa11x0dma_resources[] = { + DEFINE_RES_MEM(DMA_PHYS, DMA_SIZE), + DEFINE_RES_IRQ(IRQ_DMA0), + DEFINE_RES_IRQ(IRQ_DMA1), + DEFINE_RES_IRQ(IRQ_DMA2), + DEFINE_RES_IRQ(IRQ_DMA3), + DEFINE_RES_IRQ(IRQ_DMA4), + DEFINE_RES_IRQ(IRQ_DMA5), +}; + +static u64 sa11x0dma_dma_mask = DMA_BIT_MASK(32); + +static struct platform_device sa11x0dma_device = { + .name = "sa11x0-dma", + .id = -1, + .dev = { + .dma_mask = &sa11x0dma_dma_mask, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(sa11x0dma_resources), + .resource = sa11x0dma_resources, +}; + +static struct platform_device *sa11x0_devices[] __initdata = { + &sa11x0udc_device, + &sa11x0uart1_device, + &sa11x0uart3_device, + &sa11x0ssp_device, + &sa11x0pcmcia_device, + &sa11x0rtc_device, + &sa11x0dma_device, +}; + +static int __init sa1100_init(void) +{ + pm_power_off = sa1100_power_off; + return platform_add_devices(sa11x0_devices, ARRAY_SIZE(sa11x0_devices)); +} + +arch_initcall(sa1100_init); + +void __init sa11x0_init_late(void) +{ + sa11x0_pm_init(); +} + +/* + * Common I/O mapping: + * + * Typically, static virtual address mappings are as follow: + * + * 0xf0000000-0xf3ffffff: miscellaneous stuff (CPLDs, etc.) + * 0xf4000000-0xf4ffffff: SA-1111 + * 0xf5000000-0xf5ffffff: reserved (used by cache flushing area) + * 0xf6000000-0xfffeffff: reserved (internal SA1100 IO defined above) + * 0xffff0000-0xffff0fff: SA1100 exception vectors + * 0xffff2000-0xffff2fff: Minicache copy_user_page area + * + * Below 0xe8000000 is reserved for vm allocation. + * + * The machine specific code must provide the extra mapping beside the + * default mapping provided here. + */ + +static struct map_desc standard_io_desc[] __initdata = { + { /* PCM */ + .virtual = 0xf8000000, + .pfn = __phys_to_pfn(0x80000000), + .length = 0x00100000, + .type = MT_DEVICE + }, { /* SCM */ + .virtual = 0xfa000000, + .pfn = __phys_to_pfn(0x90000000), + .length = 0x00100000, + .type = MT_DEVICE + }, { /* MER */ + .virtual = 0xfc000000, + .pfn = __phys_to_pfn(0xa0000000), + .length = 0x00100000, + .type = MT_DEVICE + }, { /* LCD + DMA */ + .virtual = 0xfe000000, + .pfn = __phys_to_pfn(0xb0000000), + .length = 0x00200000, + .type = MT_DEVICE + }, +}; + +void __init sa1100_map_io(void) +{ + iotable_init(standard_io_desc, ARRAY_SIZE(standard_io_desc)); +} + +void __init sa1100_timer_init(void) +{ + pxa_timer_nodt_init(IRQ_OST0, io_p2v(0x90000000), 3686400); +} + +/* + * Disable the memory bus request/grant signals on the SA1110 to + * ensure that we don't receive spurious memory requests. We set + * the MBGNT signal false to ensure the SA1111 doesn't own the + * SDRAM bus. + */ +void sa1110_mb_disable(void) +{ + unsigned long flags; + + local_irq_save(flags); + + PGSR &= ~GPIO_MBGNT; + GPCR = GPIO_MBGNT; + GPDR = (GPDR & ~GPIO_MBREQ) | GPIO_MBGNT; + + GAFR &= ~(GPIO_MBGNT | GPIO_MBREQ); + + local_irq_restore(flags); +} + +/* + * If the system is going to use the SA-1111 DMA engines, set up + * the memory bus request/grant pins. + */ +void sa1110_mb_enable(void) +{ + unsigned long flags; + + local_irq_save(flags); + + PGSR &= ~GPIO_MBGNT; + GPCR = GPIO_MBGNT; + GPDR = (GPDR & ~GPIO_MBREQ) | GPIO_MBGNT; + + GAFR |= (GPIO_MBGNT | GPIO_MBREQ); + TUCR |= TUCR_MR; + + local_irq_restore(flags); +} + diff --git a/kernel/arch/arm/mach-sa1100/generic.h b/kernel/arch/arm/mach-sa1100/generic.h new file mode 100644 index 000000000..0d92e119b --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/generic.h @@ -0,0 +1,46 @@ +/* + * linux/arch/arm/mach-sa1100/generic.h + * + * Author: Nicolas Pitre + */ +#include <linux/cpufreq.h> +#include <linux/reboot.h> + +extern void sa1100_timer_init(void); +extern void __init sa1100_map_io(void); +extern void __init sa1100_init_irq(void); +extern void __init sa1100_init_gpio(void); +extern void sa11x0_restart(enum reboot_mode, const char *); +extern void sa11x0_init_late(void); + +#define SET_BANK(__nr,__start,__size) \ + mi->bank[__nr].start = (__start), \ + mi->bank[__nr].size = (__size) + +extern void sa1110_mb_enable(void); +extern void sa1110_mb_disable(void); + +extern struct cpufreq_frequency_table sa11x0_freq_table[]; +extern unsigned int sa11x0_getspeed(unsigned int cpu); + +struct flash_platform_data; +struct resource; + +void sa11x0_register_mtd(struct flash_platform_data *flash, + struct resource *res, int nr); + +struct irda_platform_data; +void sa11x0_register_irda(struct irda_platform_data *irda); + +struct mcp_plat_data; +void sa11x0_ppc_configure_mcp(void); +void sa11x0_register_mcp(struct mcp_plat_data *data); + +struct sa1100fb_mach_info; +void sa11x0_register_lcd(struct sa1100fb_mach_info *inf); + +#ifdef CONFIG_PM +int sa11x0_pm_init(void); +#else +static inline int sa11x0_pm_init(void) { return 0; } +#endif diff --git a/kernel/arch/arm/mach-sa1100/h3100.c b/kernel/arch/arm/mach-sa1100/h3100.c new file mode 100644 index 000000000..c6b412054 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/h3100.c @@ -0,0 +1,143 @@ +/* + * Support for Compaq iPAQ H3100 handheld computer + * + * Copyright (c) 2000,1 Compaq Computer Corporation. (Author: Jamey Hicks) + * Copyright (c) 2009 Dmitry Artamonow <mad_soft@inbox.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/gpio.h> + +#include <video/sa1100fb.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <linux/platform_data/irda-sa11x0.h> + +#include <mach/h3xxx.h> +#include <mach/irqs.h> + +#include "generic.h" + +/* + * helper for sa1100fb + */ +static struct gpio h3100_lcd_gpio[] = { + { H3100_GPIO_LCD_3V_ON, GPIOF_OUT_INIT_LOW, "LCD 3V" }, + { H3XXX_EGPIO_LCD_ON, GPIOF_OUT_INIT_LOW, "LCD ON" }, +}; + +static bool h3100_lcd_request(void) +{ + static bool h3100_lcd_ok; + int rc; + + if (h3100_lcd_ok) + return true; + + rc = gpio_request_array(h3100_lcd_gpio, ARRAY_SIZE(h3100_lcd_gpio)); + if (rc) + pr_err("%s: can't request GPIOs\n", __func__); + else + h3100_lcd_ok = true; + + return h3100_lcd_ok; +} + +static void h3100_lcd_power(int enable) +{ + if (!h3100_lcd_request()) + return; + + gpio_set_value(H3100_GPIO_LCD_3V_ON, enable); + gpio_set_value(H3XXX_EGPIO_LCD_ON, enable); +} + +static struct sa1100fb_mach_info h3100_lcd_info = { + .pixclock = 406977, .bpp = 4, + .xres = 320, .yres = 240, + + .hsync_len = 26, .vsync_len = 41, + .left_margin = 4, .upper_margin = 0, + .right_margin = 4, .lower_margin = 0, + + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + .cmap_greyscale = 1, + .cmap_inverse = 1, + + .lccr0 = LCCR0_Mono | LCCR0_4PixMono | LCCR0_Sngl | LCCR0_Pas, + .lccr3 = LCCR3_OutEnH | LCCR3_PixRsEdg | LCCR3_ACBsDiv(2), + + .lcd_power = h3100_lcd_power, +}; + +static void __init h3100_map_io(void) +{ + h3xxx_map_io(); + + /* Older bootldrs put GPIO2-9 in alternate mode on the + assumption that they are used for video */ + GAFR &= ~0x000001fb; +} + +/* + * This turns the IRDA power on or off on the Compaq H3100 + */ +static struct gpio h3100_irda_gpio[] = { + { H3100_GPIO_IR_ON, GPIOF_OUT_INIT_LOW, "IrDA power" }, + { H3100_GPIO_IR_FSEL, GPIOF_OUT_INIT_LOW, "IrDA fsel" }, +}; + +static int h3100_irda_set_power(struct device *dev, unsigned int state) +{ + gpio_set_value(H3100_GPIO_IR_ON, state); + return 0; +} + +static void h3100_irda_set_speed(struct device *dev, unsigned int speed) +{ + gpio_set_value(H3100_GPIO_IR_FSEL, !(speed < 4000000)); +} + +static int h3100_irda_startup(struct device *dev) +{ + return gpio_request_array(h3100_irda_gpio, sizeof(h3100_irda_gpio)); +} + +static void h3100_irda_shutdown(struct device *dev) +{ + return gpio_free_array(h3100_irda_gpio, sizeof(h3100_irda_gpio)); +} + +static struct irda_platform_data h3100_irda_data = { + .set_power = h3100_irda_set_power, + .set_speed = h3100_irda_set_speed, + .startup = h3100_irda_startup, + .shutdown = h3100_irda_shutdown, +}; + +static void __init h3100_mach_init(void) +{ + h3xxx_mach_init(); + + sa11x0_register_lcd(&h3100_lcd_info); + sa11x0_register_irda(&h3100_irda_data); +} + +MACHINE_START(H3100, "Compaq iPAQ H3100") + .atag_offset = 0x100, + .map_io = h3100_map_io, + .nr_irqs = SA1100_NR_IRQS, + .init_irq = sa1100_init_irq, + .init_time = sa1100_timer_init, + .init_machine = h3100_mach_init, + .init_late = sa11x0_init_late, + .restart = sa11x0_restart, +MACHINE_END + diff --git a/kernel/arch/arm/mach-sa1100/h3600.c b/kernel/arch/arm/mach-sa1100/h3600.c new file mode 100644 index 000000000..118338efd --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/h3600.c @@ -0,0 +1,151 @@ +/* + * Support for Compaq iPAQ H3600 handheld computer + * + * Copyright (c) 2000,1 Compaq Computer Corporation. (Author: Jamey Hicks) + * Copyright (c) 2009 Dmitry Artamonow <mad_soft@inbox.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/gpio.h> + +#include <video/sa1100fb.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <linux/platform_data/irda-sa11x0.h> + +#include <mach/h3xxx.h> +#include <mach/irqs.h> + +#include "generic.h" + +/* + * helper for sa1100fb + */ +static struct gpio h3600_lcd_gpio[] = { + { H3XXX_EGPIO_LCD_ON, GPIOF_OUT_INIT_LOW, "LCD power" }, + { H3600_EGPIO_LCD_PCI, GPIOF_OUT_INIT_LOW, "LCD control" }, + { H3600_EGPIO_LCD_5V_ON, GPIOF_OUT_INIT_LOW, "LCD 5v" }, + { H3600_EGPIO_LVDD_ON, GPIOF_OUT_INIT_LOW, "LCD 9v/-6.5v" }, +}; + +static bool h3600_lcd_request(void) +{ + static bool h3600_lcd_ok; + int rc; + + if (h3600_lcd_ok) + return true; + + rc = gpio_request_array(h3600_lcd_gpio, ARRAY_SIZE(h3600_lcd_gpio)); + if (rc) + pr_err("%s: can't request GPIOs\n", __func__); + else + h3600_lcd_ok = true; + + return h3600_lcd_ok; +} + +static void h3600_lcd_power(int enable) +{ + if (!h3600_lcd_request()) + return; + + gpio_direction_output(H3XXX_EGPIO_LCD_ON, enable); + gpio_direction_output(H3600_EGPIO_LCD_PCI, enable); + gpio_direction_output(H3600_EGPIO_LCD_5V_ON, enable); + gpio_direction_output(H3600_EGPIO_LVDD_ON, enable); +} + +static const struct sa1100fb_rgb h3600_rgb_16 = { + .red = { .offset = 12, .length = 4, }, + .green = { .offset = 7, .length = 4, }, + .blue = { .offset = 1, .length = 4, }, + .transp = { .offset = 0, .length = 0, }, +}; + +static struct sa1100fb_mach_info h3600_lcd_info = { + .pixclock = 174757, .bpp = 16, + .xres = 320, .yres = 240, + + .hsync_len = 3, .vsync_len = 3, + .left_margin = 12, .upper_margin = 10, + .right_margin = 17, .lower_margin = 1, + + .cmap_static = 1, + + .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act, + .lccr3 = LCCR3_OutEnH | LCCR3_PixRsEdg | LCCR3_ACBsDiv(2), + + .rgb[RGB_16] = &h3600_rgb_16, + + .lcd_power = h3600_lcd_power, +}; + + +static void __init h3600_map_io(void) +{ + h3xxx_map_io(); +} + +/* + * This turns the IRDA power on or off on the Compaq H3600 + */ +static struct gpio h3600_irda_gpio[] = { + { H3600_EGPIO_IR_ON, GPIOF_OUT_INIT_LOW, "IrDA power" }, + { H3600_EGPIO_IR_FSEL, GPIOF_OUT_INIT_LOW, "IrDA fsel" }, +}; + +static int h3600_irda_set_power(struct device *dev, unsigned int state) +{ + gpio_set_value(H3600_EGPIO_IR_ON, state); + return 0; +} + +static void h3600_irda_set_speed(struct device *dev, unsigned int speed) +{ + gpio_set_value(H3600_EGPIO_IR_FSEL, !(speed < 4000000)); +} + +static int h3600_irda_startup(struct device *dev) +{ + return gpio_request_array(h3600_irda_gpio, sizeof(h3600_irda_gpio)); +} + +static void h3600_irda_shutdown(struct device *dev) +{ + return gpio_free_array(h3600_irda_gpio, sizeof(h3600_irda_gpio)); +} + +static struct irda_platform_data h3600_irda_data = { + .set_power = h3600_irda_set_power, + .set_speed = h3600_irda_set_speed, + .startup = h3600_irda_startup, + .shutdown = h3600_irda_shutdown, +}; + +static void __init h3600_mach_init(void) +{ + h3xxx_mach_init(); + + sa11x0_register_lcd(&h3600_lcd_info); + sa11x0_register_irda(&h3600_irda_data); +} + +MACHINE_START(H3600, "Compaq iPAQ H3600") + .atag_offset = 0x100, + .map_io = h3600_map_io, + .nr_irqs = SA1100_NR_IRQS, + .init_irq = sa1100_init_irq, + .init_time = sa1100_timer_init, + .init_machine = h3600_mach_init, + .init_late = sa11x0_init_late, + .restart = sa11x0_restart, +MACHINE_END + diff --git a/kernel/arch/arm/mach-sa1100/h3xxx.c b/kernel/arch/arm/mach-sa1100/h3xxx.c new file mode 100644 index 000000000..b1d4faa12 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/h3xxx.c @@ -0,0 +1,317 @@ +/* + * Support for Compaq iPAQ H3100 and H3600 handheld computers (common code) + * + * Copyright (c) 2000,1 Compaq Computer Corporation. (Author: Jamey Hicks) + * Copyright (c) 2009 Dmitry Artamonow <mad_soft@inbox.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/kernel.h> +#include <linux/gpio.h> +#include <linux/gpio_keys.h> +#include <linux/input.h> +#include <linux/mfd/htc-egpio.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/platform_data/sa11x0-serial.h> +#include <linux/platform_device.h> +#include <linux/serial_core.h> + +#include <asm/mach/flash.h> +#include <asm/mach/map.h> + +#include <mach/h3xxx.h> +#include <mach/irqs.h> + +#include "generic.h" + +/* + * H3xxx flash support + */ +static struct mtd_partition h3xxx_partitions[] = { + { + .name = "H3XXX boot firmware", + .size = 0x00040000, + .offset = 0, + .mask_flags = MTD_WRITEABLE, /* force read-only */ + }, { + .name = "H3XXX rootfs", + .size = MTDPART_SIZ_FULL, + .offset = 0x00040000, + } +}; + +static void h3xxx_set_vpp(int vpp) +{ + gpio_set_value(H3XXX_EGPIO_VPP_ON, vpp); +} + +static int h3xxx_flash_init(void) +{ + int err = gpio_request(H3XXX_EGPIO_VPP_ON, "Flash Vpp"); + if (err) { + pr_err("%s: can't request H3XXX_EGPIO_VPP_ON\n", __func__); + return err; + } + + err = gpio_direction_output(H3XXX_EGPIO_VPP_ON, 0); + if (err) + gpio_free(H3XXX_EGPIO_VPP_ON); + + return err; +} + +static void h3xxx_flash_exit(void) +{ + gpio_free(H3XXX_EGPIO_VPP_ON); +} + +static struct flash_platform_data h3xxx_flash_data = { + .map_name = "cfi_probe", + .set_vpp = h3xxx_set_vpp, + .init = h3xxx_flash_init, + .exit = h3xxx_flash_exit, + .parts = h3xxx_partitions, + .nr_parts = ARRAY_SIZE(h3xxx_partitions), +}; + +static struct resource h3xxx_flash_resource = + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M); + + +/* + * H3xxx uart support + */ +static struct gpio h3xxx_uart_gpio[] = { + { H3XXX_GPIO_COM_DCD, GPIOF_IN, "COM DCD" }, + { H3XXX_GPIO_COM_CTS, GPIOF_IN, "COM CTS" }, + { H3XXX_GPIO_COM_RTS, GPIOF_OUT_INIT_LOW, "COM RTS" }, +}; + +static bool h3xxx_uart_request_gpios(void) +{ + static bool h3xxx_uart_gpio_ok; + int rc; + + if (h3xxx_uart_gpio_ok) + return true; + + rc = gpio_request_array(h3xxx_uart_gpio, ARRAY_SIZE(h3xxx_uart_gpio)); + if (rc) + pr_err("h3xxx_uart_request_gpios: error %d\n", rc); + else + h3xxx_uart_gpio_ok = true; + + return h3xxx_uart_gpio_ok; +} + +static void h3xxx_uart_set_mctrl(struct uart_port *port, u_int mctrl) +{ + if (port->mapbase == _Ser3UTCR0) { + if (!h3xxx_uart_request_gpios()) + return; + gpio_set_value(H3XXX_GPIO_COM_RTS, !(mctrl & TIOCM_RTS)); + } +} + +static u_int h3xxx_uart_get_mctrl(struct uart_port *port) +{ + u_int ret = TIOCM_CD | TIOCM_CTS | TIOCM_DSR; + + if (port->mapbase == _Ser3UTCR0) { + if (!h3xxx_uart_request_gpios()) + return ret; + /* + * DCD and CTS bits are inverted in GPLR by RS232 transceiver + */ + if (gpio_get_value(H3XXX_GPIO_COM_DCD)) + ret &= ~TIOCM_CD; + if (gpio_get_value(H3XXX_GPIO_COM_CTS)) + ret &= ~TIOCM_CTS; + } + + return ret; +} + +static void h3xxx_uart_pm(struct uart_port *port, u_int state, u_int oldstate) +{ + if (port->mapbase == _Ser3UTCR0) { + if (!gpio_request(H3XXX_EGPIO_RS232_ON, "RS232 transceiver")) { + gpio_direction_output(H3XXX_EGPIO_RS232_ON, !state); + gpio_free(H3XXX_EGPIO_RS232_ON); + } else { + pr_err("%s: can't request H3XXX_EGPIO_RS232_ON\n", + __func__); + } + } +} + +/* + * Enable/Disable wake up events for this serial port. + * Obviously, we only support this on the normal COM port. + */ +static int h3xxx_uart_set_wake(struct uart_port *port, u_int enable) +{ + int err = -EINVAL; + + if (port->mapbase == _Ser3UTCR0) { + if (enable) + PWER |= PWER_GPIO23 | PWER_GPIO25; /* DCD and CTS */ + else + PWER &= ~(PWER_GPIO23 | PWER_GPIO25); /* DCD and CTS */ + err = 0; + } + return err; +} + +static struct sa1100_port_fns h3xxx_port_fns __initdata = { + .set_mctrl = h3xxx_uart_set_mctrl, + .get_mctrl = h3xxx_uart_get_mctrl, + .pm = h3xxx_uart_pm, + .set_wake = h3xxx_uart_set_wake, +}; + +/* + * EGPIO + */ + +static struct resource egpio_resources[] = { + [0] = DEFINE_RES_MEM(H3600_EGPIO_PHYS, 0x4), +}; + +static struct htc_egpio_chip egpio_chips[] = { + [0] = { + .reg_start = 0, + .gpio_base = H3XXX_EGPIO_BASE, + .num_gpios = 16, + .direction = HTC_EGPIO_OUTPUT, + .initial_values = 0x0080, /* H3XXX_EGPIO_RS232_ON */ + }, +}; + +static struct htc_egpio_platform_data egpio_info = { + .reg_width = 16, + .bus_width = 16, + .chip = egpio_chips, + .num_chips = ARRAY_SIZE(egpio_chips), +}; + +static struct platform_device h3xxx_egpio = { + .name = "htc-egpio", + .id = -1, + .resource = egpio_resources, + .num_resources = ARRAY_SIZE(egpio_resources), + .dev = { + .platform_data = &egpio_info, + }, +}; + +/* + * GPIO keys + */ + +static struct gpio_keys_button h3xxx_button_table[] = { + { + .code = KEY_POWER, + .gpio = H3XXX_GPIO_PWR_BUTTON, + .desc = "Power Button", + .active_low = 1, + .type = EV_KEY, + .wakeup = 1, + }, { + .code = KEY_ENTER, + .gpio = H3XXX_GPIO_ACTION_BUTTON, + .active_low = 1, + .desc = "Action button", + .type = EV_KEY, + .wakeup = 0, + }, +}; + +static struct gpio_keys_platform_data h3xxx_keys_data = { + .buttons = h3xxx_button_table, + .nbuttons = ARRAY_SIZE(h3xxx_button_table), +}; + +static struct platform_device h3xxx_keys = { + .name = "gpio-keys", + .id = -1, + .dev = { + .platform_data = &h3xxx_keys_data, + }, +}; + +static struct resource h3xxx_micro_resources[] = { + DEFINE_RES_MEM(0x80010000, SZ_4K), + DEFINE_RES_MEM(0x80020000, SZ_4K), + DEFINE_RES_IRQ(IRQ_Ser1UART), +}; + +struct platform_device h3xxx_micro_asic = { + .name = "ipaq-h3xxx-micro", + .id = -1, + .resource = h3xxx_micro_resources, + .num_resources = ARRAY_SIZE(h3xxx_micro_resources), +}; + +static struct platform_device *h3xxx_devices[] = { + &h3xxx_egpio, + &h3xxx_keys, + &h3xxx_micro_asic, +}; + +void __init h3xxx_mach_init(void) +{ + sa1100_register_uart_fns(&h3xxx_port_fns); + sa11x0_register_mtd(&h3xxx_flash_data, &h3xxx_flash_resource, 1); + platform_add_devices(h3xxx_devices, ARRAY_SIZE(h3xxx_devices)); +} + +static struct map_desc h3600_io_desc[] __initdata = { + { /* static memory bank 2 CS#2 */ + .virtual = H3600_BANK_2_VIRT, + .pfn = __phys_to_pfn(SA1100_CS2_PHYS), + .length = 0x02800000, + .type = MT_DEVICE + }, { /* static memory bank 4 CS#4 */ + .virtual = H3600_BANK_4_VIRT, + .pfn = __phys_to_pfn(SA1100_CS4_PHYS), + .length = 0x00800000, + .type = MT_DEVICE + }, { /* EGPIO 0 CS#5 */ + .virtual = H3600_EGPIO_VIRT, + .pfn = __phys_to_pfn(H3600_EGPIO_PHYS), + .length = 0x01000000, + .type = MT_DEVICE + } +}; + +/* + * Common map_io initialization + */ + +void __init h3xxx_map_io(void) +{ + sa1100_map_io(); + iotable_init(h3600_io_desc, ARRAY_SIZE(h3600_io_desc)); + + sa1100_register_uart(0, 3); /* Common serial port */ +// sa1100_register_uart(1, 1); /* Microcontroller on 3100/3600 */ + + /* Ensure those pins are outputs and driving low */ + PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM; + PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + + /* Configure suspend conditions */ + PGSR = 0; + PCFR = PCFR_OPDE; + PSDR = 0; + + GPCR = 0x0fffffff; /* All outputs are set low by default */ + GPDR = 0; /* Configure all GPIOs as input */ +} + diff --git a/kernel/arch/arm/mach-sa1100/hackkit.c b/kernel/arch/arm/mach-sa1100/hackkit.c new file mode 100644 index 000000000..643d5f2d9 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/hackkit.c @@ -0,0 +1,236 @@ +/* + * linux/arch/arm/mach-sa1100/hackkit.c + * + * Copyright (C) 2002 Stefan Eletzhofer <stefan.eletzhofer@eletztrick.de> + * + * This file contains all HackKit tweaks. Based on original work from + * Nicolas Pitre's assabet fixes + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/tty.h> +#include <linux/module.h> +#include <linux/errno.h> +#include <linux/cpufreq.h> +#include <linux/platform_data/sa11x0-serial.h> +#include <linux/serial_core.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/tty.h> +#include <linux/gpio.h> +#include <linux/leds.h> +#include <linux/platform_device.h> + +#include <asm/mach-types.h> +#include <asm/setup.h> +#include <asm/page.h> +#include <asm/pgtable.h> + +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> +#include <asm/mach/map.h> +#include <asm/mach/irq.h> + +#include <mach/hardware.h> +#include <mach/irqs.h> + +#include "generic.h" + +/********************************************************************** + * prototypes + */ + +/* init funcs */ +static void __init hackkit_map_io(void); + +static u_int hackkit_get_mctrl(struct uart_port *port); +static void hackkit_set_mctrl(struct uart_port *port, u_int mctrl); +static void hackkit_uart_pm(struct uart_port *port, u_int state, u_int oldstate); + +/********************************************************************** + * global data + */ + +/********************************************************************** + * static data + */ + +static struct map_desc hackkit_io_desc[] __initdata = { + { /* Flash bank 0 */ + .virtual = 0xe8000000, + .pfn = __phys_to_pfn(0x00000000), + .length = 0x01000000, + .type = MT_DEVICE + }, +}; + +static struct sa1100_port_fns hackkit_port_fns __initdata = { + .set_mctrl = hackkit_set_mctrl, + .get_mctrl = hackkit_get_mctrl, + .pm = hackkit_uart_pm, +}; + +/********************************************************************** + * Static functions + */ + +static void __init hackkit_map_io(void) +{ + sa1100_map_io(); + iotable_init(hackkit_io_desc, ARRAY_SIZE(hackkit_io_desc)); + + sa1100_register_uart_fns(&hackkit_port_fns); + sa1100_register_uart(0, 1); /* com port */ + sa1100_register_uart(1, 2); + sa1100_register_uart(2, 3); /* radio module */ + + Ser1SDCR0 |= SDCR0_SUS; +} + +/** + * hackkit_uart_pm - powermgmt callback function for system 3 UART + * @port: uart port structure + * @state: pm state + * @oldstate: old pm state + * + */ +static void hackkit_uart_pm(struct uart_port *port, u_int state, u_int oldstate) +{ + /* TODO: switch on/off uart in powersave mode */ +} + +/* + * Note! this can be called from IRQ context. + * FIXME: No modem ctrl lines yet. + */ +static void hackkit_set_mctrl(struct uart_port *port, u_int mctrl) +{ +#if 0 + if (port->mapbase == _Ser1UTCR0) { + u_int set = 0, clear = 0; + + if (mctrl & TIOCM_RTS) + set |= PT_CTRL2_RS1_RTS; + else + clear |= PT_CTRL2_RS1_RTS; + + if (mctrl & TIOCM_DTR) + set |= PT_CTRL2_RS1_DTR; + else + clear |= PT_CTRL2_RS1_DTR; + + PTCTRL2_clear(clear); + PTCTRL2_set(set); + } +#endif +} + +static u_int hackkit_get_mctrl(struct uart_port *port) +{ + u_int ret = 0; +#if 0 + u_int irqsr = PT_IRQSR; + + /* need 2 reads to read current value */ + irqsr = PT_IRQSR; + + /* TODO: check IRQ source register for modem/com + status lines and set them correctly. */ +#endif + + ret = TIOCM_CD | TIOCM_CTS | TIOCM_DSR; + + return ret; +} + +static struct mtd_partition hackkit_partitions[] = { + { + .name = "BLOB", + .size = 0x00040000, + .offset = 0x00000000, + .mask_flags = MTD_WRITEABLE, /* force read-only */ + }, { + .name = "config", + .size = 0x00040000, + .offset = MTDPART_OFS_APPEND, + }, { + .name = "kernel", + .size = 0x00100000, + .offset = MTDPART_OFS_APPEND, + }, { + .name = "initrd", + .size = 0x00180000, + .offset = MTDPART_OFS_APPEND, + }, { + .name = "rootfs", + .size = 0x700000, + .offset = MTDPART_OFS_APPEND, + }, { + .name = "data", + .size = MTDPART_SIZ_FULL, + .offset = MTDPART_OFS_APPEND, + } +}; + +static struct flash_platform_data hackkit_flash_data = { + .map_name = "cfi_probe", + .parts = hackkit_partitions, + .nr_parts = ARRAY_SIZE(hackkit_partitions), +}; + +static struct resource hackkit_flash_resource = + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M); + +/* LEDs */ +struct gpio_led hackkit_gpio_leds[] = { + { + .name = "hackkit:red", + .default_trigger = "cpu0", + .gpio = 22, + }, + { + .name = "hackkit:green", + .default_trigger = "heartbeat", + .gpio = 23, + }, +}; + +static struct gpio_led_platform_data hackkit_gpio_led_info = { + .leds = hackkit_gpio_leds, + .num_leds = ARRAY_SIZE(hackkit_gpio_leds), +}; + +static struct platform_device hackkit_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &hackkit_gpio_led_info, + } +}; + +static void __init hackkit_init(void) +{ + sa11x0_register_mtd(&hackkit_flash_data, &hackkit_flash_resource, 1); + platform_device_register(&hackkit_leds); +} + +/********************************************************************** + * Exported Functions + */ + +MACHINE_START(HACKKIT, "HackKit Cpu Board") + .atag_offset = 0x100, + .map_io = hackkit_map_io, + .nr_irqs = SA1100_NR_IRQS, + .init_irq = sa1100_init_irq, + .init_time = sa1100_timer_init, + .init_machine = hackkit_init, + .init_late = sa11x0_init_late, + .restart = sa11x0_restart, +MACHINE_END diff --git a/kernel/arch/arm/mach-sa1100/include/mach/SA-1100.h b/kernel/arch/arm/mach-sa1100/include/mach/SA-1100.h new file mode 100644 index 000000000..0ac6cc08a --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/SA-1100.h @@ -0,0 +1,1831 @@ +/* + * FILE SA-1100.h + * + * Version 1.2 + * Author Copyright (c) Marc A. Viredaz, 1998 + * DEC Western Research Laboratory, Palo Alto, CA + * Date January 1998 (April 1997) + * System StrongARM SA-1100 + * Language C or ARM Assembly + * Purpose Definition of constants related to the StrongARM + * SA-1100 microprocessor (Advanced RISC Machine (ARM) + * architecture version 4). This file is based on the + * StrongARM SA-1100 data sheet version 2.2. + * + */ + + +/* Be sure that virtual mapping is defined right */ +#ifndef __ASM_ARCH_HARDWARE_H +#error You must include hardware.h not SA-1100.h +#endif + +#include "bitfield.h" + +/* + * SA1100 CS line to physical address + */ + +#define SA1100_CS0_PHYS 0x00000000 +#define SA1100_CS1_PHYS 0x08000000 +#define SA1100_CS2_PHYS 0x10000000 +#define SA1100_CS3_PHYS 0x18000000 +#define SA1100_CS4_PHYS 0x40000000 +#define SA1100_CS5_PHYS 0x48000000 + +/* + * Personal Computer Memory Card International Association (PCMCIA) sockets + */ + +#define PCMCIAPrtSp 0x04000000 /* PCMCIA Partition Space [byte] */ +#define PCMCIASp (4*PCMCIAPrtSp) /* PCMCIA Space [byte] */ +#define PCMCIAIOSp PCMCIAPrtSp /* PCMCIA I/O Space [byte] */ +#define PCMCIAAttrSp PCMCIAPrtSp /* PCMCIA Attribute Space [byte] */ +#define PCMCIAMemSp PCMCIAPrtSp /* PCMCIA Memory Space [byte] */ + +#define PCMCIA0Sp PCMCIASp /* PCMCIA 0 Space [byte] */ +#define PCMCIA0IOSp PCMCIAIOSp /* PCMCIA 0 I/O Space [byte] */ +#define PCMCIA0AttrSp PCMCIAAttrSp /* PCMCIA 0 Attribute Space [byte] */ +#define PCMCIA0MemSp PCMCIAMemSp /* PCMCIA 0 Memory Space [byte] */ + +#define PCMCIA1Sp PCMCIASp /* PCMCIA 1 Space [byte] */ +#define PCMCIA1IOSp PCMCIAIOSp /* PCMCIA 1 I/O Space [byte] */ +#define PCMCIA1AttrSp PCMCIAAttrSp /* PCMCIA 1 Attribute Space [byte] */ +#define PCMCIA1MemSp PCMCIAMemSp /* PCMCIA 1 Memory Space [byte] */ + +#define _PCMCIA(Nb) /* PCMCIA [0..1] */ \ + (0x20000000 + (Nb)*PCMCIASp) +#define _PCMCIAIO(Nb) _PCMCIA (Nb) /* PCMCIA I/O [0..1] */ +#define _PCMCIAAttr(Nb) /* PCMCIA Attribute [0..1] */ \ + (_PCMCIA (Nb) + 2*PCMCIAPrtSp) +#define _PCMCIAMem(Nb) /* PCMCIA Memory [0..1] */ \ + (_PCMCIA (Nb) + 3*PCMCIAPrtSp) + +#define _PCMCIA0 _PCMCIA (0) /* PCMCIA 0 */ +#define _PCMCIA0IO _PCMCIAIO (0) /* PCMCIA 0 I/O */ +#define _PCMCIA0Attr _PCMCIAAttr (0) /* PCMCIA 0 Attribute */ +#define _PCMCIA0Mem _PCMCIAMem (0) /* PCMCIA 0 Memory */ + +#define _PCMCIA1 _PCMCIA (1) /* PCMCIA 1 */ +#define _PCMCIA1IO _PCMCIAIO (1) /* PCMCIA 1 I/O */ +#define _PCMCIA1Attr _PCMCIAAttr (1) /* PCMCIA 1 Attribute */ +#define _PCMCIA1Mem _PCMCIAMem (1) /* PCMCIA 1 Memory */ + + +/* + * Universal Serial Bus (USB) Device Controller (UDC) control registers + * + * Registers + * Ser0UDCCR Serial port 0 Universal Serial Bus (USB) Device + * Controller (UDC) Control Register (read/write). + * Ser0UDCAR Serial port 0 Universal Serial Bus (USB) Device + * Controller (UDC) Address Register (read/write). + * Ser0UDCOMP Serial port 0 Universal Serial Bus (USB) Device + * Controller (UDC) Output Maximum Packet size register + * (read/write). + * Ser0UDCIMP Serial port 0 Universal Serial Bus (USB) Device + * Controller (UDC) Input Maximum Packet size register + * (read/write). + * Ser0UDCCS0 Serial port 0 Universal Serial Bus (USB) Device + * Controller (UDC) Control/Status register end-point 0 + * (read/write). + * Ser0UDCCS1 Serial port 0 Universal Serial Bus (USB) Device + * Controller (UDC) Control/Status register end-point 1 + * (output, read/write). + * Ser0UDCCS2 Serial port 0 Universal Serial Bus (USB) Device + * Controller (UDC) Control/Status register end-point 2 + * (input, read/write). + * Ser0UDCD0 Serial port 0 Universal Serial Bus (USB) Device + * Controller (UDC) Data register end-point 0 + * (read/write). + * Ser0UDCWC Serial port 0 Universal Serial Bus (USB) Device + * Controller (UDC) Write Count register end-point 0 + * (read). + * Ser0UDCDR Serial port 0 Universal Serial Bus (USB) Device + * Controller (UDC) Data Register (read/write). + * Ser0UDCSR Serial port 0 Universal Serial Bus (USB) Device + * Controller (UDC) Status Register (read/write). + */ + +#define Ser0UDCCR __REG(0x80000000) /* Ser. port 0 UDC Control Reg. */ +#define Ser0UDCAR __REG(0x80000004) /* Ser. port 0 UDC Address Reg. */ +#define Ser0UDCOMP __REG(0x80000008) /* Ser. port 0 UDC Output Maximum Packet size reg. */ +#define Ser0UDCIMP __REG(0x8000000C) /* Ser. port 0 UDC Input Maximum Packet size reg. */ +#define Ser0UDCCS0 __REG(0x80000010) /* Ser. port 0 UDC Control/Status reg. end-point 0 */ +#define Ser0UDCCS1 __REG(0x80000014) /* Ser. port 0 UDC Control/Status reg. end-point 1 (output) */ +#define Ser0UDCCS2 __REG(0x80000018) /* Ser. port 0 UDC Control/Status reg. end-point 2 (input) */ +#define Ser0UDCD0 __REG(0x8000001C) /* Ser. port 0 UDC Data reg. end-point 0 */ +#define Ser0UDCWC __REG(0x80000020) /* Ser. port 0 UDC Write Count reg. end-point 0 */ +#define Ser0UDCDR __REG(0x80000028) /* Ser. port 0 UDC Data Reg. */ +#define Ser0UDCSR __REG(0x80000030) /* Ser. port 0 UDC Status Reg. */ + +#define UDCCR_UDD 0x00000001 /* UDC Disable */ +#define UDCCR_UDA 0x00000002 /* UDC Active (read) */ +#define UDCCR_RESIM 0x00000004 /* Resume Interrupt Mask, per errata */ +#define UDCCR_EIM 0x00000008 /* End-point 0 Interrupt Mask */ + /* (disable) */ +#define UDCCR_RIM 0x00000010 /* Receive Interrupt Mask */ + /* (disable) */ +#define UDCCR_TIM 0x00000020 /* Transmit Interrupt Mask */ + /* (disable) */ +#define UDCCR_SRM 0x00000040 /* Suspend/Resume interrupt Mask */ + /* (disable) */ +#define UDCCR_SUSIM UDCCR_SRM /* Per errata, SRM just masks suspend */ +#define UDCCR_REM 0x00000080 /* REset interrupt Mask (disable) */ + +#define UDCAR_ADD Fld (7, 0) /* function ADDress */ + +#define UDCOMP_OUTMAXP Fld (8, 0) /* OUTput MAXimum Packet size - 1 */ + /* [byte] */ +#define UDCOMP_OutMaxPkt(Size) /* Output Maximum Packet size */ \ + /* [1..256 byte] */ \ + (((Size) - 1) << FShft (UDCOMP_OUTMAXP)) + +#define UDCIMP_INMAXP Fld (8, 0) /* INput MAXimum Packet size - 1 */ + /* [byte] */ +#define UDCIMP_InMaxPkt(Size) /* Input Maximum Packet size */ \ + /* [1..256 byte] */ \ + (((Size) - 1) << FShft (UDCIMP_INMAXP)) + +#define UDCCS0_OPR 0x00000001 /* Output Packet Ready (read) */ +#define UDCCS0_IPR 0x00000002 /* Input Packet Ready */ +#define UDCCS0_SST 0x00000004 /* Sent STall */ +#define UDCCS0_FST 0x00000008 /* Force STall */ +#define UDCCS0_DE 0x00000010 /* Data End */ +#define UDCCS0_SE 0x00000020 /* Setup End (read) */ +#define UDCCS0_SO 0x00000040 /* Serviced Output packet ready */ + /* (write) */ +#define UDCCS0_SSE 0x00000080 /* Serviced Setup End (write) */ + +#define UDCCS1_RFS 0x00000001 /* Receive FIFO 12-bytes or more */ + /* Service request (read) */ +#define UDCCS1_RPC 0x00000002 /* Receive Packet Complete */ +#define UDCCS1_RPE 0x00000004 /* Receive Packet Error (read) */ +#define UDCCS1_SST 0x00000008 /* Sent STall */ +#define UDCCS1_FST 0x00000010 /* Force STall */ +#define UDCCS1_RNE 0x00000020 /* Receive FIFO Not Empty (read) */ + +#define UDCCS2_TFS 0x00000001 /* Transmit FIFO 8-bytes or less */ + /* Service request (read) */ +#define UDCCS2_TPC 0x00000002 /* Transmit Packet Complete */ +#define UDCCS2_TPE 0x00000004 /* Transmit Packet Error (read) */ +#define UDCCS2_TUR 0x00000008 /* Transmit FIFO Under-Run */ +#define UDCCS2_SST 0x00000010 /* Sent STall */ +#define UDCCS2_FST 0x00000020 /* Force STall */ + +#define UDCD0_DATA Fld (8, 0) /* receive/transmit DATA FIFOs */ + +#define UDCWC_WC Fld (4, 0) /* Write Count */ + +#define UDCDR_DATA Fld (8, 0) /* receive/transmit DATA FIFOs */ + +#define UDCSR_EIR 0x00000001 /* End-point 0 Interrupt Request */ +#define UDCSR_RIR 0x00000002 /* Receive Interrupt Request */ +#define UDCSR_TIR 0x00000004 /* Transmit Interrupt Request */ +#define UDCSR_SUSIR 0x00000008 /* SUSpend Interrupt Request */ +#define UDCSR_RESIR 0x00000010 /* RESume Interrupt Request */ +#define UDCSR_RSTIR 0x00000020 /* ReSeT Interrupt Request */ + + +/* + * Universal Asynchronous Receiver/Transmitter (UART) control registers + * + * Registers + * Ser1UTCR0 Serial port 1 Universal Asynchronous + * Receiver/Transmitter (UART) Control Register 0 + * (read/write). + * Ser1UTCR1 Serial port 1 Universal Asynchronous + * Receiver/Transmitter (UART) Control Register 1 + * (read/write). + * Ser1UTCR2 Serial port 1 Universal Asynchronous + * Receiver/Transmitter (UART) Control Register 2 + * (read/write). + * Ser1UTCR3 Serial port 1 Universal Asynchronous + * Receiver/Transmitter (UART) Control Register 3 + * (read/write). + * Ser1UTDR Serial port 1 Universal Asynchronous + * Receiver/Transmitter (UART) Data Register + * (read/write). + * Ser1UTSR0 Serial port 1 Universal Asynchronous + * Receiver/Transmitter (UART) Status Register 0 + * (read/write). + * Ser1UTSR1 Serial port 1 Universal Asynchronous + * Receiver/Transmitter (UART) Status Register 1 (read). + * + * Ser2UTCR0 Serial port 2 Universal Asynchronous + * Receiver/Transmitter (UART) Control Register 0 + * (read/write). + * Ser2UTCR1 Serial port 2 Universal Asynchronous + * Receiver/Transmitter (UART) Control Register 1 + * (read/write). + * Ser2UTCR2 Serial port 2 Universal Asynchronous + * Receiver/Transmitter (UART) Control Register 2 + * (read/write). + * Ser2UTCR3 Serial port 2 Universal Asynchronous + * Receiver/Transmitter (UART) Control Register 3 + * (read/write). + * Ser2UTCR4 Serial port 2 Universal Asynchronous + * Receiver/Transmitter (UART) Control Register 4 + * (read/write). + * Ser2UTDR Serial port 2 Universal Asynchronous + * Receiver/Transmitter (UART) Data Register + * (read/write). + * Ser2UTSR0 Serial port 2 Universal Asynchronous + * Receiver/Transmitter (UART) Status Register 0 + * (read/write). + * Ser2UTSR1 Serial port 2 Universal Asynchronous + * Receiver/Transmitter (UART) Status Register 1 (read). + * + * Ser3UTCR0 Serial port 3 Universal Asynchronous + * Receiver/Transmitter (UART) Control Register 0 + * (read/write). + * Ser3UTCR1 Serial port 3 Universal Asynchronous + * Receiver/Transmitter (UART) Control Register 1 + * (read/write). + * Ser3UTCR2 Serial port 3 Universal Asynchronous + * Receiver/Transmitter (UART) Control Register 2 + * (read/write). + * Ser3UTCR3 Serial port 3 Universal Asynchronous + * Receiver/Transmitter (UART) Control Register 3 + * (read/write). + * Ser3UTDR Serial port 3 Universal Asynchronous + * Receiver/Transmitter (UART) Data Register + * (read/write). + * Ser3UTSR0 Serial port 3 Universal Asynchronous + * Receiver/Transmitter (UART) Status Register 0 + * (read/write). + * Ser3UTSR1 Serial port 3 Universal Asynchronous + * Receiver/Transmitter (UART) Status Register 1 (read). + * + * Clocks + * fxtl, Txtl Frequency, period of the system crystal (3.6864 MHz + * or 3.5795 MHz). + * fua, Tua Frequency, period of the UART communication. + */ + +#define _UTCR0(Nb) __REG(0x80010000 + ((Nb) - 1)*0x00020000) /* UART Control Reg. 0 [1..3] */ +#define _UTCR1(Nb) __REG(0x80010004 + ((Nb) - 1)*0x00020000) /* UART Control Reg. 1 [1..3] */ +#define _UTCR2(Nb) __REG(0x80010008 + ((Nb) - 1)*0x00020000) /* UART Control Reg. 2 [1..3] */ +#define _UTCR3(Nb) __REG(0x8001000C + ((Nb) - 1)*0x00020000) /* UART Control Reg. 3 [1..3] */ +#define _UTCR4(Nb) __REG(0x80010010 + ((Nb) - 1)*0x00020000) /* UART Control Reg. 4 [2] */ +#define _UTDR(Nb) __REG(0x80010014 + ((Nb) - 1)*0x00020000) /* UART Data Reg. [1..3] */ +#define _UTSR0(Nb) __REG(0x8001001C + ((Nb) - 1)*0x00020000) /* UART Status Reg. 0 [1..3] */ +#define _UTSR1(Nb) __REG(0x80010020 + ((Nb) - 1)*0x00020000) /* UART Status Reg. 1 [1..3] */ + +#define Ser1UTCR0 _UTCR0 (1) /* Ser. port 1 UART Control Reg. 0 */ +#define Ser1UTCR1 _UTCR1 (1) /* Ser. port 1 UART Control Reg. 1 */ +#define Ser1UTCR2 _UTCR2 (1) /* Ser. port 1 UART Control Reg. 2 */ +#define Ser1UTCR3 _UTCR3 (1) /* Ser. port 1 UART Control Reg. 3 */ +#define Ser1UTDR _UTDR (1) /* Ser. port 1 UART Data Reg. */ +#define Ser1UTSR0 _UTSR0 (1) /* Ser. port 1 UART Status Reg. 0 */ +#define Ser1UTSR1 _UTSR1 (1) /* Ser. port 1 UART Status Reg. 1 */ + +#define Ser2UTCR0 _UTCR0 (2) /* Ser. port 2 UART Control Reg. 0 */ +#define Ser2UTCR1 _UTCR1 (2) /* Ser. port 2 UART Control Reg. 1 */ +#define Ser2UTCR2 _UTCR2 (2) /* Ser. port 2 UART Control Reg. 2 */ +#define Ser2UTCR3 _UTCR3 (2) /* Ser. port 2 UART Control Reg. 3 */ +#define Ser2UTCR4 _UTCR4 (2) /* Ser. port 2 UART Control Reg. 4 */ +#define Ser2UTDR _UTDR (2) /* Ser. port 2 UART Data Reg. */ +#define Ser2UTSR0 _UTSR0 (2) /* Ser. port 2 UART Status Reg. 0 */ +#define Ser2UTSR1 _UTSR1 (2) /* Ser. port 2 UART Status Reg. 1 */ + +#define Ser3UTCR0 _UTCR0 (3) /* Ser. port 3 UART Control Reg. 0 */ +#define Ser3UTCR1 _UTCR1 (3) /* Ser. port 3 UART Control Reg. 1 */ +#define Ser3UTCR2 _UTCR2 (3) /* Ser. port 3 UART Control Reg. 2 */ +#define Ser3UTCR3 _UTCR3 (3) /* Ser. port 3 UART Control Reg. 3 */ +#define Ser3UTDR _UTDR (3) /* Ser. port 3 UART Data Reg. */ +#define Ser3UTSR0 _UTSR0 (3) /* Ser. port 3 UART Status Reg. 0 */ +#define Ser3UTSR1 _UTSR1 (3) /* Ser. port 3 UART Status Reg. 1 */ + +/* Those are still used in some places */ +#define _Ser1UTCR0 __PREG(Ser1UTCR0) +#define _Ser2UTCR0 __PREG(Ser2UTCR0) +#define _Ser3UTCR0 __PREG(Ser3UTCR0) + +/* Register offsets */ +#define UTCR0 0x00 +#define UTCR1 0x04 +#define UTCR2 0x08 +#define UTCR3 0x0c +#define UTDR 0x14 +#define UTSR0 0x1c +#define UTSR1 0x20 + +#define UTCR0_PE 0x00000001 /* Parity Enable */ +#define UTCR0_OES 0x00000002 /* Odd/Even parity Select */ +#define UTCR0_OddPar (UTCR0_OES*0) /* Odd Parity */ +#define UTCR0_EvenPar (UTCR0_OES*1) /* Even Parity */ +#define UTCR0_SBS 0x00000004 /* Stop Bit Select */ +#define UTCR0_1StpBit (UTCR0_SBS*0) /* 1 Stop Bit per frame */ +#define UTCR0_2StpBit (UTCR0_SBS*1) /* 2 Stop Bits per frame */ +#define UTCR0_DSS 0x00000008 /* Data Size Select */ +#define UTCR0_7BitData (UTCR0_DSS*0) /* 7-Bit Data */ +#define UTCR0_8BitData (UTCR0_DSS*1) /* 8-Bit Data */ +#define UTCR0_SCE 0x00000010 /* Sample Clock Enable */ + /* (ser. port 1: GPIO [18], */ + /* ser. port 3: GPIO [20]) */ +#define UTCR0_RCE 0x00000020 /* Receive Clock Edge select */ +#define UTCR0_RcRsEdg (UTCR0_RCE*0) /* Receive clock Rising-Edge */ +#define UTCR0_RcFlEdg (UTCR0_RCE*1) /* Receive clock Falling-Edge */ +#define UTCR0_TCE 0x00000040 /* Transmit Clock Edge select */ +#define UTCR0_TrRsEdg (UTCR0_TCE*0) /* Transmit clock Rising-Edge */ +#define UTCR0_TrFlEdg (UTCR0_TCE*1) /* Transmit clock Falling-Edge */ +#define UTCR0_Ser2IrDA /* Ser. port 2 IrDA settings */ \ + (UTCR0_1StpBit + UTCR0_8BitData) + +#define UTCR1_BRD Fld (4, 0) /* Baud Rate Divisor/16 - 1 [11:8] */ +#define UTCR2_BRD Fld (8, 0) /* Baud Rate Divisor/16 - 1 [7:0] */ + /* fua = fxtl/(16*(BRD[11:0] + 1)) */ + /* Tua = 16*(BRD [11:0] + 1)*Txtl */ +#define UTCR1_BdRtDiv(Div) /* Baud Rate Divisor [16..65536] */ \ + (((Div) - 16)/16 >> FSize (UTCR2_BRD) << \ + FShft (UTCR1_BRD)) +#define UTCR2_BdRtDiv(Div) /* Baud Rate Divisor [16..65536] */ \ + (((Div) - 16)/16 & FAlnMsk (UTCR2_BRD) << \ + FShft (UTCR2_BRD)) + /* fua = fxtl/(16*Floor (Div/16)) */ + /* Tua = 16*Floor (Div/16)*Txtl */ +#define UTCR1_CeilBdRtDiv(Div) /* Ceil. of BdRtDiv [16..65536] */ \ + (((Div) - 1)/16 >> FSize (UTCR2_BRD) << \ + FShft (UTCR1_BRD)) +#define UTCR2_CeilBdRtDiv(Div) /* Ceil. of BdRtDiv [16..65536] */ \ + (((Div) - 1)/16 & FAlnMsk (UTCR2_BRD) << \ + FShft (UTCR2_BRD)) + /* fua = fxtl/(16*Ceil (Div/16)) */ + /* Tua = 16*Ceil (Div/16)*Txtl */ + +#define UTCR3_RXE 0x00000001 /* Receive Enable */ +#define UTCR3_TXE 0x00000002 /* Transmit Enable */ +#define UTCR3_BRK 0x00000004 /* BReaK mode */ +#define UTCR3_RIE 0x00000008 /* Receive FIFO 1/3-to-2/3-full or */ + /* more Interrupt Enable */ +#define UTCR3_TIE 0x00000010 /* Transmit FIFO 1/2-full or less */ + /* Interrupt Enable */ +#define UTCR3_LBM 0x00000020 /* Look-Back Mode */ +#define UTCR3_Ser2IrDA /* Ser. port 2 IrDA settings (RIE, */ \ + /* TIE, LBM can be set or cleared) */ \ + (UTCR3_RXE + UTCR3_TXE) + +#define UTCR4_HSE 0x00000001 /* Hewlett-Packard Serial InfraRed */ + /* (HP-SIR) modulation Enable */ +#define UTCR4_NRZ (UTCR4_HSE*0) /* Non-Return to Zero modulation */ +#define UTCR4_HPSIR (UTCR4_HSE*1) /* HP-SIR modulation */ +#define UTCR4_LPM 0x00000002 /* Low-Power Mode */ +#define UTCR4_Z3_16Bit (UTCR4_LPM*0) /* Zero pulse = 3/16 Bit time */ +#define UTCR4_Z1_6us (UTCR4_LPM*1) /* Zero pulse = 1.6 us */ + +#define UTDR_DATA Fld (8, 0) /* receive/transmit DATA FIFOs */ +#if 0 /* Hidden receive FIFO bits */ +#define UTDR_PRE 0x00000100 /* receive PaRity Error (read) */ +#define UTDR_FRE 0x00000200 /* receive FRaming Error (read) */ +#define UTDR_ROR 0x00000400 /* Receive FIFO Over-Run (read) */ +#endif /* 0 */ + +#define UTSR0_TFS 0x00000001 /* Transmit FIFO 1/2-full or less */ + /* Service request (read) */ +#define UTSR0_RFS 0x00000002 /* Receive FIFO 1/3-to-2/3-full or */ + /* more Service request (read) */ +#define UTSR0_RID 0x00000004 /* Receiver IDle */ +#define UTSR0_RBB 0x00000008 /* Receive Beginning of Break */ +#define UTSR0_REB 0x00000010 /* Receive End of Break */ +#define UTSR0_EIF 0x00000020 /* Error In FIFO (read) */ + +#define UTSR1_TBY 0x00000001 /* Transmitter BusY (read) */ +#define UTSR1_RNE 0x00000002 /* Receive FIFO Not Empty (read) */ +#define UTSR1_TNF 0x00000004 /* Transmit FIFO Not Full (read) */ +#define UTSR1_PRE 0x00000008 /* receive PaRity Error (read) */ +#define UTSR1_FRE 0x00000010 /* receive FRaming Error (read) */ +#define UTSR1_ROR 0x00000020 /* Receive FIFO Over-Run (read) */ + + +/* + * Synchronous Data Link Controller (SDLC) control registers + * + * Registers + * Ser1SDCR0 Serial port 1 Synchronous Data Link Controller (SDLC) + * Control Register 0 (read/write). + * Ser1SDCR1 Serial port 1 Synchronous Data Link Controller (SDLC) + * Control Register 1 (read/write). + * Ser1SDCR2 Serial port 1 Synchronous Data Link Controller (SDLC) + * Control Register 2 (read/write). + * Ser1SDCR3 Serial port 1 Synchronous Data Link Controller (SDLC) + * Control Register 3 (read/write). + * Ser1SDCR4 Serial port 1 Synchronous Data Link Controller (SDLC) + * Control Register 4 (read/write). + * Ser1SDDR Serial port 1 Synchronous Data Link Controller (SDLC) + * Data Register (read/write). + * Ser1SDSR0 Serial port 1 Synchronous Data Link Controller (SDLC) + * Status Register 0 (read/write). + * Ser1SDSR1 Serial port 1 Synchronous Data Link Controller (SDLC) + * Status Register 1 (read/write). + * + * Clocks + * fxtl, Txtl Frequency, period of the system crystal (3.6864 MHz + * or 3.5795 MHz). + * fsd, Tsd Frequency, period of the SDLC communication. + */ + +#define Ser1SDCR0 __REG(0x80020060) /* Ser. port 1 SDLC Control Reg. 0 */ +#define Ser1SDCR1 __REG(0x80020064) /* Ser. port 1 SDLC Control Reg. 1 */ +#define Ser1SDCR2 __REG(0x80020068) /* Ser. port 1 SDLC Control Reg. 2 */ +#define Ser1SDCR3 __REG(0x8002006C) /* Ser. port 1 SDLC Control Reg. 3 */ +#define Ser1SDCR4 __REG(0x80020070) /* Ser. port 1 SDLC Control Reg. 4 */ +#define Ser1SDDR __REG(0x80020078) /* Ser. port 1 SDLC Data Reg. */ +#define Ser1SDSR0 __REG(0x80020080) /* Ser. port 1 SDLC Status Reg. 0 */ +#define Ser1SDSR1 __REG(0x80020084) /* Ser. port 1 SDLC Status Reg. 1 */ + +#define SDCR0_SUS 0x00000001 /* SDLC/UART Select */ +#define SDCR0_SDLC (SDCR0_SUS*0) /* SDLC mode (TXD1 & RXD1) */ +#define SDCR0_UART (SDCR0_SUS*1) /* UART mode (TXD1 & RXD1) */ +#define SDCR0_SDF 0x00000002 /* Single/Double start Flag select */ +#define SDCR0_SglFlg (SDCR0_SDF*0) /* Single start Flag */ +#define SDCR0_DblFlg (SDCR0_SDF*1) /* Double start Flag */ +#define SDCR0_LBM 0x00000004 /* Look-Back Mode */ +#define SDCR0_BMS 0x00000008 /* Bit Modulation Select */ +#define SDCR0_FM0 (SDCR0_BMS*0) /* Freq. Modulation zero (0) */ +#define SDCR0_NRZ (SDCR0_BMS*1) /* Non-Return to Zero modulation */ +#define SDCR0_SCE 0x00000010 /* Sample Clock Enable (GPIO [16]) */ +#define SDCR0_SCD 0x00000020 /* Sample Clock Direction select */ + /* (GPIO [16]) */ +#define SDCR0_SClkIn (SDCR0_SCD*0) /* Sample Clock Input */ +#define SDCR0_SClkOut (SDCR0_SCD*1) /* Sample Clock Output */ +#define SDCR0_RCE 0x00000040 /* Receive Clock Edge select */ +#define SDCR0_RcRsEdg (SDCR0_RCE*0) /* Receive clock Rising-Edge */ +#define SDCR0_RcFlEdg (SDCR0_RCE*1) /* Receive clock Falling-Edge */ +#define SDCR0_TCE 0x00000080 /* Transmit Clock Edge select */ +#define SDCR0_TrRsEdg (SDCR0_TCE*0) /* Transmit clock Rising-Edge */ +#define SDCR0_TrFlEdg (SDCR0_TCE*1) /* Transmit clock Falling-Edge */ + +#define SDCR1_AAF 0x00000001 /* Abort After Frame enable */ + /* (GPIO [17]) */ +#define SDCR1_TXE 0x00000002 /* Transmit Enable */ +#define SDCR1_RXE 0x00000004 /* Receive Enable */ +#define SDCR1_RIE 0x00000008 /* Receive FIFO 1/3-to-2/3-full or */ + /* more Interrupt Enable */ +#define SDCR1_TIE 0x00000010 /* Transmit FIFO 1/2-full or less */ + /* Interrupt Enable */ +#define SDCR1_AME 0x00000020 /* Address Match Enable */ +#define SDCR1_TUS 0x00000040 /* Transmit FIFO Under-run Select */ +#define SDCR1_EFrmURn (SDCR1_TUS*0) /* End Frame on Under-Run */ +#define SDCR1_AbortURn (SDCR1_TUS*1) /* Abort on Under-Run */ +#define SDCR1_RAE 0x00000080 /* Receive Abort interrupt Enable */ + +#define SDCR2_AMV Fld (8, 0) /* Address Match Value */ + +#define SDCR3_BRD Fld (4, 0) /* Baud Rate Divisor/16 - 1 [11:8] */ +#define SDCR4_BRD Fld (8, 0) /* Baud Rate Divisor/16 - 1 [7:0] */ + /* fsd = fxtl/(16*(BRD[11:0] + 1)) */ + /* Tsd = 16*(BRD[11:0] + 1)*Txtl */ +#define SDCR3_BdRtDiv(Div) /* Baud Rate Divisor [16..65536] */ \ + (((Div) - 16)/16 >> FSize (SDCR4_BRD) << \ + FShft (SDCR3_BRD)) +#define SDCR4_BdRtDiv(Div) /* Baud Rate Divisor [16..65536] */ \ + (((Div) - 16)/16 & FAlnMsk (SDCR4_BRD) << \ + FShft (SDCR4_BRD)) + /* fsd = fxtl/(16*Floor (Div/16)) */ + /* Tsd = 16*Floor (Div/16)*Txtl */ +#define SDCR3_CeilBdRtDiv(Div) /* Ceil. of BdRtDiv [16..65536] */ \ + (((Div) - 1)/16 >> FSize (SDCR4_BRD) << \ + FShft (SDCR3_BRD)) +#define SDCR4_CeilBdRtDiv(Div) /* Ceil. of BdRtDiv [16..65536] */ \ + (((Div) - 1)/16 & FAlnMsk (SDCR4_BRD) << \ + FShft (SDCR4_BRD)) + /* fsd = fxtl/(16*Ceil (Div/16)) */ + /* Tsd = 16*Ceil (Div/16)*Txtl */ + +#define SDDR_DATA Fld (8, 0) /* receive/transmit DATA FIFOs */ +#if 0 /* Hidden receive FIFO bits */ +#define SDDR_EOF 0x00000100 /* receive End-Of-Frame (read) */ +#define SDDR_CRE 0x00000200 /* receive CRC Error (read) */ +#define SDDR_ROR 0x00000400 /* Receive FIFO Over-Run (read) */ +#endif /* 0 */ + +#define SDSR0_EIF 0x00000001 /* Error In FIFO (read) */ +#define SDSR0_TUR 0x00000002 /* Transmit FIFO Under-Run */ +#define SDSR0_RAB 0x00000004 /* Receive ABort */ +#define SDSR0_TFS 0x00000008 /* Transmit FIFO 1/2-full or less */ + /* Service request (read) */ +#define SDSR0_RFS 0x00000010 /* Receive FIFO 1/3-to-2/3-full or */ + /* more Service request (read) */ + +#define SDSR1_RSY 0x00000001 /* Receiver SYnchronized (read) */ +#define SDSR1_TBY 0x00000002 /* Transmitter BusY (read) */ +#define SDSR1_RNE 0x00000004 /* Receive FIFO Not Empty (read) */ +#define SDSR1_TNF 0x00000008 /* Transmit FIFO Not Full (read) */ +#define SDSR1_RTD 0x00000010 /* Receive Transition Detected */ +#define SDSR1_EOF 0x00000020 /* receive End-Of-Frame (read) */ +#define SDSR1_CRE 0x00000040 /* receive CRC Error (read) */ +#define SDSR1_ROR 0x00000080 /* Receive FIFO Over-Run (read) */ + + +/* + * High-Speed Serial to Parallel controller (HSSP) control registers + * + * Registers + * Ser2HSCR0 Serial port 2 High-Speed Serial to Parallel + * controller (HSSP) Control Register 0 (read/write). + * Ser2HSCR1 Serial port 2 High-Speed Serial to Parallel + * controller (HSSP) Control Register 1 (read/write). + * Ser2HSDR Serial port 2 High-Speed Serial to Parallel + * controller (HSSP) Data Register (read/write). + * Ser2HSSR0 Serial port 2 High-Speed Serial to Parallel + * controller (HSSP) Status Register 0 (read/write). + * Ser2HSSR1 Serial port 2 High-Speed Serial to Parallel + * controller (HSSP) Status Register 1 (read). + * Ser2HSCR2 Serial port 2 High-Speed Serial to Parallel + * controller (HSSP) Control Register 2 (read/write). + * [The HSCR2 register is only implemented in + * versions 2.0 (rev. = 8) and higher of the StrongARM + * SA-1100.] + */ + +#define Ser2HSCR0 __REG(0x80040060) /* Ser. port 2 HSSP Control Reg. 0 */ +#define Ser2HSCR1 __REG(0x80040064) /* Ser. port 2 HSSP Control Reg. 1 */ +#define Ser2HSDR __REG(0x8004006C) /* Ser. port 2 HSSP Data Reg. */ +#define Ser2HSSR0 __REG(0x80040074) /* Ser. port 2 HSSP Status Reg. 0 */ +#define Ser2HSSR1 __REG(0x80040078) /* Ser. port 2 HSSP Status Reg. 1 */ +#define Ser2HSCR2 __REG(0x90060028) /* Ser. port 2 HSSP Control Reg. 2 */ + +#define HSCR0_ITR 0x00000001 /* IrDA Transmission Rate */ +#define HSCR0_UART (HSCR0_ITR*0) /* UART mode (115.2 kb/s if IrDA) */ +#define HSCR0_HSSP (HSCR0_ITR*1) /* HSSP mode (4 Mb/s) */ +#define HSCR0_LBM 0x00000002 /* Look-Back Mode */ +#define HSCR0_TUS 0x00000004 /* Transmit FIFO Under-run Select */ +#define HSCR0_EFrmURn (HSCR0_TUS*0) /* End Frame on Under-Run */ +#define HSCR0_AbortURn (HSCR0_TUS*1) /* Abort on Under-Run */ +#define HSCR0_TXE 0x00000008 /* Transmit Enable */ +#define HSCR0_RXE 0x00000010 /* Receive Enable */ +#define HSCR0_RIE 0x00000020 /* Receive FIFO 2/5-to-3/5-full or */ + /* more Interrupt Enable */ +#define HSCR0_TIE 0x00000040 /* Transmit FIFO 1/2-full or less */ + /* Interrupt Enable */ +#define HSCR0_AME 0x00000080 /* Address Match Enable */ + +#define HSCR1_AMV Fld (8, 0) /* Address Match Value */ + +#define HSDR_DATA Fld (8, 0) /* receive/transmit DATA FIFOs */ +#if 0 /* Hidden receive FIFO bits */ +#define HSDR_EOF 0x00000100 /* receive End-Of-Frame (read) */ +#define HSDR_CRE 0x00000200 /* receive CRC Error (read) */ +#define HSDR_ROR 0x00000400 /* Receive FIFO Over-Run (read) */ +#endif /* 0 */ + +#define HSSR0_EIF 0x00000001 /* Error In FIFO (read) */ +#define HSSR0_TUR 0x00000002 /* Transmit FIFO Under-Run */ +#define HSSR0_RAB 0x00000004 /* Receive ABort */ +#define HSSR0_TFS 0x00000008 /* Transmit FIFO 1/2-full or less */ + /* Service request (read) */ +#define HSSR0_RFS 0x00000010 /* Receive FIFO 2/5-to-3/5-full or */ + /* more Service request (read) */ +#define HSSR0_FRE 0x00000020 /* receive FRaming Error */ + +#define HSSR1_RSY 0x00000001 /* Receiver SYnchronized (read) */ +#define HSSR1_TBY 0x00000002 /* Transmitter BusY (read) */ +#define HSSR1_RNE 0x00000004 /* Receive FIFO Not Empty (read) */ +#define HSSR1_TNF 0x00000008 /* Transmit FIFO Not Full (read) */ +#define HSSR1_EOF 0x00000010 /* receive End-Of-Frame (read) */ +#define HSSR1_CRE 0x00000020 /* receive CRC Error (read) */ +#define HSSR1_ROR 0x00000040 /* Receive FIFO Over-Run (read) */ + +#define HSCR2_TXP 0x00040000 /* Transmit data Polarity (TXD_2) */ +#define HSCR2_TrDataL (HSCR2_TXP*0) /* Transmit Data active Low */ + /* (inverted) */ +#define HSCR2_TrDataH (HSCR2_TXP*1) /* Transmit Data active High */ + /* (non-inverted) */ +#define HSCR2_RXP 0x00080000 /* Receive data Polarity (RXD_2) */ +#define HSCR2_RcDataL (HSCR2_RXP*0) /* Receive Data active Low */ + /* (inverted) */ +#define HSCR2_RcDataH (HSCR2_RXP*1) /* Receive Data active High */ + /* (non-inverted) */ + + +/* + * Multi-media Communications Port (MCP) control registers + * + * Registers + * Ser4MCCR0 Serial port 4 Multi-media Communications Port (MCP) + * Control Register 0 (read/write). + * Ser4MCDR0 Serial port 4 Multi-media Communications Port (MCP) + * Data Register 0 (audio, read/write). + * Ser4MCDR1 Serial port 4 Multi-media Communications Port (MCP) + * Data Register 1 (telecom, read/write). + * Ser4MCDR2 Serial port 4 Multi-media Communications Port (MCP) + * Data Register 2 (CODEC registers, read/write). + * Ser4MCSR Serial port 4 Multi-media Communications Port (MCP) + * Status Register (read/write). + * Ser4MCCR1 Serial port 4 Multi-media Communications Port (MCP) + * Control Register 1 (read/write). + * [The MCCR1 register is only implemented in + * versions 2.0 (rev. = 8) and higher of the StrongARM + * SA-1100.] + * + * Clocks + * fmc, Tmc Frequency, period of the MCP communication (10 MHz, + * 12 MHz, or GPIO [21]). + * faud, Taud Frequency, period of the audio sampling. + * ftcm, Ttcm Frequency, period of the telecom sampling. + */ + +#define Ser4MCCR0 __REG(0x80060000) /* Ser. port 4 MCP Control Reg. 0 */ +#define Ser4MCDR0 __REG(0x80060008) /* Ser. port 4 MCP Data Reg. 0 (audio) */ +#define Ser4MCDR1 __REG(0x8006000C) /* Ser. port 4 MCP Data Reg. 1 (telecom) */ +#define Ser4MCDR2 __REG(0x80060010) /* Ser. port 4 MCP Data Reg. 2 (CODEC reg.) */ +#define Ser4MCSR __REG(0x80060018) /* Ser. port 4 MCP Status Reg. */ +#define Ser4MCCR1 __REG(0x90060030) /* Ser. port 4 MCP Control Reg. 1 */ + +#define MCCR0_ASD Fld (7, 0) /* Audio Sampling rate Divisor/32 */ + /* [6..127] */ + /* faud = fmc/(32*ASD) */ + /* Taud = 32*ASD*Tmc */ +#define MCCR0_AudSmpDiv(Div) /* Audio Sampling rate Divisor */ \ + /* [192..4064] */ \ + ((Div)/32 << FShft (MCCR0_ASD)) + /* faud = fmc/(32*Floor (Div/32)) */ + /* Taud = 32*Floor (Div/32)*Tmc */ +#define MCCR0_CeilAudSmpDiv(Div) /* Ceil. of AudSmpDiv [192..4064] */ \ + (((Div) + 31)/32 << FShft (MCCR0_ASD)) + /* faud = fmc/(32*Ceil (Div/32)) */ + /* Taud = 32*Ceil (Div/32)*Tmc */ +#define MCCR0_TSD Fld (7, 8) /* Telecom Sampling rate */ + /* Divisor/32 [16..127] */ + /* ftcm = fmc/(32*TSD) */ + /* Ttcm = 32*TSD*Tmc */ +#define MCCR0_TcmSmpDiv(Div) /* Telecom Sampling rate Divisor */ \ + /* [512..4064] */ \ + ((Div)/32 << FShft (MCCR0_TSD)) + /* ftcm = fmc/(32*Floor (Div/32)) */ + /* Ttcm = 32*Floor (Div/32)*Tmc */ +#define MCCR0_CeilTcmSmpDiv(Div) /* Ceil. of TcmSmpDiv [512..4064] */ \ + (((Div) + 31)/32 << FShft (MCCR0_TSD)) + /* ftcm = fmc/(32*Ceil (Div/32)) */ + /* Ttcm = 32*Ceil (Div/32)*Tmc */ +#define MCCR0_MCE 0x00010000 /* MCP Enable */ +#define MCCR0_ECS 0x00020000 /* External Clock Select */ +#define MCCR0_IntClk (MCCR0_ECS*0) /* Internal Clock (10 or 12 MHz) */ +#define MCCR0_ExtClk (MCCR0_ECS*1) /* External Clock (GPIO [21]) */ +#define MCCR0_ADM 0x00040000 /* A/D (audio/telecom) data */ + /* sampling/storing Mode */ +#define MCCR0_VldBit (MCCR0_ADM*0) /* Valid Bit storing mode */ +#define MCCR0_SmpCnt (MCCR0_ADM*1) /* Sampling Counter storing mode */ +#define MCCR0_TTE 0x00080000 /* Telecom Transmit FIFO 1/2-full */ + /* or less interrupt Enable */ +#define MCCR0_TRE 0x00100000 /* Telecom Receive FIFO 1/2-full */ + /* or more interrupt Enable */ +#define MCCR0_ATE 0x00200000 /* Audio Transmit FIFO 1/2-full */ + /* or less interrupt Enable */ +#define MCCR0_ARE 0x00400000 /* Audio Receive FIFO 1/2-full or */ + /* more interrupt Enable */ +#define MCCR0_LBM 0x00800000 /* Look-Back Mode */ +#define MCCR0_ECP Fld (2, 24) /* External Clock Prescaler - 1 */ +#define MCCR0_ExtClkDiv(Div) /* External Clock Divisor [1..4] */ \ + (((Div) - 1) << FShft (MCCR0_ECP)) + +#define MCDR0_DATA Fld (12, 4) /* receive/transmit audio DATA */ + /* FIFOs */ + +#define MCDR1_DATA Fld (14, 2) /* receive/transmit telecom DATA */ + /* FIFOs */ + + /* receive/transmit CODEC reg. */ + /* FIFOs: */ +#define MCDR2_DATA Fld (16, 0) /* reg. DATA */ +#define MCDR2_RW 0x00010000 /* reg. Read/Write (transmit) */ +#define MCDR2_Rd (MCDR2_RW*0) /* reg. Read */ +#define MCDR2_Wr (MCDR2_RW*1) /* reg. Write */ +#define MCDR2_ADD Fld (4, 17) /* reg. ADDress */ + +#define MCSR_ATS 0x00000001 /* Audio Transmit FIFO 1/2-full */ + /* or less Service request (read) */ +#define MCSR_ARS 0x00000002 /* Audio Receive FIFO 1/2-full or */ + /* more Service request (read) */ +#define MCSR_TTS 0x00000004 /* Telecom Transmit FIFO 1/2-full */ + /* or less Service request (read) */ +#define MCSR_TRS 0x00000008 /* Telecom Receive FIFO 1/2-full */ + /* or more Service request (read) */ +#define MCSR_ATU 0x00000010 /* Audio Transmit FIFO Under-run */ +#define MCSR_ARO 0x00000020 /* Audio Receive FIFO Over-run */ +#define MCSR_TTU 0x00000040 /* Telecom Transmit FIFO Under-run */ +#define MCSR_TRO 0x00000080 /* Telecom Receive FIFO Over-run */ +#define MCSR_ANF 0x00000100 /* Audio transmit FIFO Not Full */ + /* (read) */ +#define MCSR_ANE 0x00000200 /* Audio receive FIFO Not Empty */ + /* (read) */ +#define MCSR_TNF 0x00000400 /* Telecom transmit FIFO Not Full */ + /* (read) */ +#define MCSR_TNE 0x00000800 /* Telecom receive FIFO Not Empty */ + /* (read) */ +#define MCSR_CWC 0x00001000 /* CODEC register Write Completed */ + /* (read) */ +#define MCSR_CRC 0x00002000 /* CODEC register Read Completed */ + /* (read) */ +#define MCSR_ACE 0x00004000 /* Audio CODEC Enabled (read) */ +#define MCSR_TCE 0x00008000 /* Telecom CODEC Enabled (read) */ + +#define MCCR1_CFS 0x00100000 /* Clock Freq. Select */ +#define MCCR1_F12MHz (MCCR1_CFS*0) /* Freq. (fmc) = ~ 12 MHz */ + /* (11.981 MHz) */ +#define MCCR1_F10MHz (MCCR1_CFS*1) /* Freq. (fmc) = ~ 10 MHz */ + /* (9.585 MHz) */ + + +/* + * Synchronous Serial Port (SSP) control registers + * + * Registers + * Ser4SSCR0 Serial port 4 Synchronous Serial Port (SSP) Control + * Register 0 (read/write). + * Ser4SSCR1 Serial port 4 Synchronous Serial Port (SSP) Control + * Register 1 (read/write). + * [Bits SPO and SP are only implemented in versions 2.0 + * (rev. = 8) and higher of the StrongARM SA-1100.] + * Ser4SSDR Serial port 4 Synchronous Serial Port (SSP) Data + * Register (read/write). + * Ser4SSSR Serial port 4 Synchronous Serial Port (SSP) Status + * Register (read/write). + * + * Clocks + * fxtl, Txtl Frequency, period of the system crystal (3.6864 MHz + * or 3.5795 MHz). + * fss, Tss Frequency, period of the SSP communication. + */ + +#define Ser4SSCR0 __REG(0x80070060) /* Ser. port 4 SSP Control Reg. 0 */ +#define Ser4SSCR1 __REG(0x80070064) /* Ser. port 4 SSP Control Reg. 1 */ +#define Ser4SSDR __REG(0x8007006C) /* Ser. port 4 SSP Data Reg. */ +#define Ser4SSSR __REG(0x80070074) /* Ser. port 4 SSP Status Reg. */ + +#define SSCR0_DSS Fld (4, 0) /* Data Size - 1 Select [3..15] */ +#define SSCR0_DataSize(Size) /* Data Size Select [4..16] */ \ + (((Size) - 1) << FShft (SSCR0_DSS)) +#define SSCR0_FRF Fld (2, 4) /* FRame Format */ +#define SSCR0_Motorola /* Motorola Serial Peripheral */ \ + /* Interface (SPI) format */ \ + (0 << FShft (SSCR0_FRF)) +#define SSCR0_TI /* Texas Instruments Synchronous */ \ + /* Serial format */ \ + (1 << FShft (SSCR0_FRF)) +#define SSCR0_National /* National Microwire format */ \ + (2 << FShft (SSCR0_FRF)) +#define SSCR0_SSE 0x00000080 /* SSP Enable */ +#define SSCR0_SCR Fld (8, 8) /* Serial Clock Rate divisor/2 - 1 */ + /* fss = fxtl/(2*(SCR + 1)) */ + /* Tss = 2*(SCR + 1)*Txtl */ +#define SSCR0_SerClkDiv(Div) /* Serial Clock Divisor [2..512] */ \ + (((Div) - 2)/2 << FShft (SSCR0_SCR)) + /* fss = fxtl/(2*Floor (Div/2)) */ + /* Tss = 2*Floor (Div/2)*Txtl */ +#define SSCR0_CeilSerClkDiv(Div) /* Ceil. of SerClkDiv [2..512] */ \ + (((Div) - 1)/2 << FShft (SSCR0_SCR)) + /* fss = fxtl/(2*Ceil (Div/2)) */ + /* Tss = 2*Ceil (Div/2)*Txtl */ + +#define SSCR1_RIE 0x00000001 /* Receive FIFO 1/2-full or more */ + /* Interrupt Enable */ +#define SSCR1_TIE 0x00000002 /* Transmit FIFO 1/2-full or less */ + /* Interrupt Enable */ +#define SSCR1_LBM 0x00000004 /* Look-Back Mode */ +#define SSCR1_SPO 0x00000008 /* Sample clock (SCLK) POlarity */ +#define SSCR1_SClkIactL (SSCR1_SPO*0) /* Sample Clock Inactive Low */ +#define SSCR1_SClkIactH (SSCR1_SPO*1) /* Sample Clock Inactive High */ +#define SSCR1_SP 0x00000010 /* Sample clock (SCLK) Phase */ +#define SSCR1_SClk1P (SSCR1_SP*0) /* Sample Clock active 1 Period */ + /* after frame (SFRM, 1st edge) */ +#define SSCR1_SClk1_2P (SSCR1_SP*1) /* Sample Clock active 1/2 Period */ + /* after frame (SFRM, 1st edge) */ +#define SSCR1_ECS 0x00000020 /* External Clock Select */ +#define SSCR1_IntClk (SSCR1_ECS*0) /* Internal Clock */ +#define SSCR1_ExtClk (SSCR1_ECS*1) /* External Clock (GPIO [19]) */ + +#define SSDR_DATA Fld (16, 0) /* receive/transmit DATA FIFOs */ + +#define SSSR_TNF 0x00000002 /* Transmit FIFO Not Full (read) */ +#define SSSR_RNE 0x00000004 /* Receive FIFO Not Empty (read) */ +#define SSSR_BSY 0x00000008 /* SSP BuSY (read) */ +#define SSSR_TFS 0x00000010 /* Transmit FIFO 1/2-full or less */ + /* Service request (read) */ +#define SSSR_RFS 0x00000020 /* Receive FIFO 1/2-full or more */ + /* Service request (read) */ +#define SSSR_ROR 0x00000040 /* Receive FIFO Over-Run */ + + +/* + * Operating System (OS) timer control registers + * + * Registers + * OSMR0 Operating System (OS) timer Match Register 0 + * (read/write). + * OSMR1 Operating System (OS) timer Match Register 1 + * (read/write). + * OSMR2 Operating System (OS) timer Match Register 2 + * (read/write). + * OSMR3 Operating System (OS) timer Match Register 3 + * (read/write). + * OSCR Operating System (OS) timer Counter Register + * (read/write). + * OSSR Operating System (OS) timer Status Register + * (read/write). + * OWER Operating System (OS) timer Watch-dog Enable Register + * (read/write). + * OIER Operating System (OS) timer Interrupt Enable Register + * (read/write). + */ + +#define OSMR0 io_p2v(0x90000000) /* OS timer Match Reg. 0 */ +#define OSMR1 io_p2v(0x90000004) /* OS timer Match Reg. 1 */ +#define OSMR2 io_p2v(0x90000008) /* OS timer Match Reg. 2 */ +#define OSMR3 io_p2v(0x9000000c) /* OS timer Match Reg. 3 */ +#define OSCR io_p2v(0x90000010) /* OS timer Counter Reg. */ +#define OSSR io_p2v(0x90000014) /* OS timer Status Reg. */ +#define OWER io_p2v(0x90000018) /* OS timer Watch-dog Enable Reg. */ +#define OIER io_p2v(0x9000001C) /* OS timer Interrupt Enable Reg. */ + +#define OSSR_M(Nb) /* Match detected [0..3] */ \ + (0x00000001 << (Nb)) +#define OSSR_M0 OSSR_M (0) /* Match detected 0 */ +#define OSSR_M1 OSSR_M (1) /* Match detected 1 */ +#define OSSR_M2 OSSR_M (2) /* Match detected 2 */ +#define OSSR_M3 OSSR_M (3) /* Match detected 3 */ + +#define OWER_WME 0x00000001 /* Watch-dog Match Enable */ + /* (set only) */ + +#define OIER_E(Nb) /* match interrupt Enable [0..3] */ \ + (0x00000001 << (Nb)) +#define OIER_E0 OIER_E (0) /* match interrupt Enable 0 */ +#define OIER_E1 OIER_E (1) /* match interrupt Enable 1 */ +#define OIER_E2 OIER_E (2) /* match interrupt Enable 2 */ +#define OIER_E3 OIER_E (3) /* match interrupt Enable 3 */ + + +/* + * Real-Time Clock (RTC) control registers + * + * Registers + * RTAR Real-Time Clock (RTC) Alarm Register (read/write). + * RCNR Real-Time Clock (RTC) CouNt Register (read/write). + * RTTR Real-Time Clock (RTC) Trim Register (read/write). + * RTSR Real-Time Clock (RTC) Status Register (read/write). + * + * Clocks + * frtx, Trtx Frequency, period of the real-time clock crystal + * (32.768 kHz nominal). + * frtc, Trtc Frequency, period of the real-time clock counter + * (1 Hz nominal). + */ + +#define RTAR __REG(0x90010000) /* RTC Alarm Reg. */ +#define RCNR __REG(0x90010004) /* RTC CouNt Reg. */ +#define RTTR __REG(0x90010008) /* RTC Trim Reg. */ +#define RTSR __REG(0x90010010) /* RTC Status Reg. */ + +#define RTTR_C Fld (16, 0) /* clock divider Count - 1 */ +#define RTTR_D Fld (10, 16) /* trim Delete count */ + /* frtc = (1023*(C + 1) - D)*frtx/ */ + /* (1023*(C + 1)^2) */ + /* Trtc = (1023*(C + 1)^2)*Trtx/ */ + /* (1023*(C + 1) - D) */ + +#define RTSR_AL 0x00000001 /* ALarm detected */ +#define RTSR_HZ 0x00000002 /* 1 Hz clock detected */ +#define RTSR_ALE 0x00000004 /* ALarm interrupt Enable */ +#define RTSR_HZE 0x00000008 /* 1 Hz clock interrupt Enable */ + + +/* + * Power Manager (PM) control registers + * + * Registers + * PMCR Power Manager (PM) Control Register (read/write). + * PSSR Power Manager (PM) Sleep Status Register (read/write). + * PSPR Power Manager (PM) Scratch-Pad Register (read/write). + * PWER Power Manager (PM) Wake-up Enable Register + * (read/write). + * PCFR Power Manager (PM) general ConFiguration Register + * (read/write). + * PPCR Power Manager (PM) Phase-Locked Loop (PLL) + * Configuration Register (read/write). + * PGSR Power Manager (PM) General-Purpose Input/Output (GPIO) + * Sleep state Register (read/write, see GPIO pins). + * POSR Power Manager (PM) Oscillator Status Register (read). + * + * Clocks + * fxtl, Txtl Frequency, period of the system crystal (3.6864 MHz + * or 3.5795 MHz). + * fcpu, Tcpu Frequency, period of the CPU core clock (CCLK). + */ + +#define PMCR __REG(0x90020000) /* PM Control Reg. */ +#define PSSR __REG(0x90020004) /* PM Sleep Status Reg. */ +#define PSPR __REG(0x90020008) /* PM Scratch-Pad Reg. */ +#define PWER __REG(0x9002000C) /* PM Wake-up Enable Reg. */ +#define PCFR __REG(0x90020010) /* PM general ConFiguration Reg. */ +#define PPCR __REG(0x90020014) /* PM PLL Configuration Reg. */ +#define PGSR __REG(0x90020018) /* PM GPIO Sleep state Reg. */ +#define POSR __REG(0x9002001C) /* PM Oscillator Status Reg. */ + +#define PMCR_SF 0x00000001 /* Sleep Force (set only) */ + +#define PSSR_SS 0x00000001 /* Software Sleep */ +#define PSSR_BFS 0x00000002 /* Battery Fault Status */ + /* (BATT_FAULT) */ +#define PSSR_VFS 0x00000004 /* Vdd Fault Status (VDD_FAULT) */ +#define PSSR_DH 0x00000008 /* DRAM control Hold */ +#define PSSR_PH 0x00000010 /* Peripheral control Hold */ + +#define PWER_GPIO(Nb) GPIO_GPIO (Nb) /* GPIO [0..27] wake-up enable */ +#define PWER_GPIO0 PWER_GPIO (0) /* GPIO [0] wake-up enable */ +#define PWER_GPIO1 PWER_GPIO (1) /* GPIO [1] wake-up enable */ +#define PWER_GPIO2 PWER_GPIO (2) /* GPIO [2] wake-up enable */ +#define PWER_GPIO3 PWER_GPIO (3) /* GPIO [3] wake-up enable */ +#define PWER_GPIO4 PWER_GPIO (4) /* GPIO [4] wake-up enable */ +#define PWER_GPIO5 PWER_GPIO (5) /* GPIO [5] wake-up enable */ +#define PWER_GPIO6 PWER_GPIO (6) /* GPIO [6] wake-up enable */ +#define PWER_GPIO7 PWER_GPIO (7) /* GPIO [7] wake-up enable */ +#define PWER_GPIO8 PWER_GPIO (8) /* GPIO [8] wake-up enable */ +#define PWER_GPIO9 PWER_GPIO (9) /* GPIO [9] wake-up enable */ +#define PWER_GPIO10 PWER_GPIO (10) /* GPIO [10] wake-up enable */ +#define PWER_GPIO11 PWER_GPIO (11) /* GPIO [11] wake-up enable */ +#define PWER_GPIO12 PWER_GPIO (12) /* GPIO [12] wake-up enable */ +#define PWER_GPIO13 PWER_GPIO (13) /* GPIO [13] wake-up enable */ +#define PWER_GPIO14 PWER_GPIO (14) /* GPIO [14] wake-up enable */ +#define PWER_GPIO15 PWER_GPIO (15) /* GPIO [15] wake-up enable */ +#define PWER_GPIO16 PWER_GPIO (16) /* GPIO [16] wake-up enable */ +#define PWER_GPIO17 PWER_GPIO (17) /* GPIO [17] wake-up enable */ +#define PWER_GPIO18 PWER_GPIO (18) /* GPIO [18] wake-up enable */ +#define PWER_GPIO19 PWER_GPIO (19) /* GPIO [19] wake-up enable */ +#define PWER_GPIO20 PWER_GPIO (20) /* GPIO [20] wake-up enable */ +#define PWER_GPIO21 PWER_GPIO (21) /* GPIO [21] wake-up enable */ +#define PWER_GPIO22 PWER_GPIO (22) /* GPIO [22] wake-up enable */ +#define PWER_GPIO23 PWER_GPIO (23) /* GPIO [23] wake-up enable */ +#define PWER_GPIO24 PWER_GPIO (24) /* GPIO [24] wake-up enable */ +#define PWER_GPIO25 PWER_GPIO (25) /* GPIO [25] wake-up enable */ +#define PWER_GPIO26 PWER_GPIO (26) /* GPIO [26] wake-up enable */ +#define PWER_GPIO27 PWER_GPIO (27) /* GPIO [27] wake-up enable */ +#define PWER_RTC 0x80000000 /* RTC alarm wake-up enable */ + +#define PCFR_OPDE 0x00000001 /* Oscillator Power-Down Enable */ +#define PCFR_ClkRun (PCFR_OPDE*0) /* Clock Running in sleep mode */ +#define PCFR_ClkStp (PCFR_OPDE*1) /* Clock Stopped in sleep mode */ +#define PCFR_FP 0x00000002 /* Float PCMCIA pins */ +#define PCFR_PCMCIANeg (PCFR_FP*0) /* PCMCIA pins Negated (1) */ +#define PCFR_PCMCIAFlt (PCFR_FP*1) /* PCMCIA pins Floating */ +#define PCFR_FS 0x00000004 /* Float Static memory pins */ +#define PCFR_StMemNeg (PCFR_FS*0) /* Static Memory pins Negated (1) */ +#define PCFR_StMemFlt (PCFR_FS*1) /* Static Memory pins Floating */ +#define PCFR_FO 0x00000008 /* Force RTC oscillator */ + /* (32.768 kHz) enable On */ + +#define PPCR_CCF Fld (5, 0) /* CPU core Clock (CCLK) Freq. */ +#define PPCR_Fx16 /* Freq. x 16 (fcpu = 16*fxtl) */ \ + (0x00 << FShft (PPCR_CCF)) +#define PPCR_Fx20 /* Freq. x 20 (fcpu = 20*fxtl) */ \ + (0x01 << FShft (PPCR_CCF)) +#define PPCR_Fx24 /* Freq. x 24 (fcpu = 24*fxtl) */ \ + (0x02 << FShft (PPCR_CCF)) +#define PPCR_Fx28 /* Freq. x 28 (fcpu = 28*fxtl) */ \ + (0x03 << FShft (PPCR_CCF)) +#define PPCR_Fx32 /* Freq. x 32 (fcpu = 32*fxtl) */ \ + (0x04 << FShft (PPCR_CCF)) +#define PPCR_Fx36 /* Freq. x 36 (fcpu = 36*fxtl) */ \ + (0x05 << FShft (PPCR_CCF)) +#define PPCR_Fx40 /* Freq. x 40 (fcpu = 40*fxtl) */ \ + (0x06 << FShft (PPCR_CCF)) +#define PPCR_Fx44 /* Freq. x 44 (fcpu = 44*fxtl) */ \ + (0x07 << FShft (PPCR_CCF)) +#define PPCR_Fx48 /* Freq. x 48 (fcpu = 48*fxtl) */ \ + (0x08 << FShft (PPCR_CCF)) +#define PPCR_Fx52 /* Freq. x 52 (fcpu = 52*fxtl) */ \ + (0x09 << FShft (PPCR_CCF)) +#define PPCR_Fx56 /* Freq. x 56 (fcpu = 56*fxtl) */ \ + (0x0A << FShft (PPCR_CCF)) +#define PPCR_Fx60 /* Freq. x 60 (fcpu = 60*fxtl) */ \ + (0x0B << FShft (PPCR_CCF)) +#define PPCR_Fx64 /* Freq. x 64 (fcpu = 64*fxtl) */ \ + (0x0C << FShft (PPCR_CCF)) +#define PPCR_Fx68 /* Freq. x 68 (fcpu = 68*fxtl) */ \ + (0x0D << FShft (PPCR_CCF)) +#define PPCR_Fx72 /* Freq. x 72 (fcpu = 72*fxtl) */ \ + (0x0E << FShft (PPCR_CCF)) +#define PPCR_Fx76 /* Freq. x 76 (fcpu = 76*fxtl) */ \ + (0x0F << FShft (PPCR_CCF)) + /* 3.6864 MHz crystal (fxtl): */ +#define PPCR_F59_0MHz PPCR_Fx16 /* Freq. (fcpu) = 59.0 MHz */ +#define PPCR_F73_7MHz PPCR_Fx20 /* Freq. (fcpu) = 73.7 MHz */ +#define PPCR_F88_5MHz PPCR_Fx24 /* Freq. (fcpu) = 88.5 MHz */ +#define PPCR_F103_2MHz PPCR_Fx28 /* Freq. (fcpu) = 103.2 MHz */ +#define PPCR_F118_0MHz PPCR_Fx32 /* Freq. (fcpu) = 118.0 MHz */ +#define PPCR_F132_7MHz PPCR_Fx36 /* Freq. (fcpu) = 132.7 MHz */ +#define PPCR_F147_5MHz PPCR_Fx40 /* Freq. (fcpu) = 147.5 MHz */ +#define PPCR_F162_2MHz PPCR_Fx44 /* Freq. (fcpu) = 162.2 MHz */ +#define PPCR_F176_9MHz PPCR_Fx48 /* Freq. (fcpu) = 176.9 MHz */ +#define PPCR_F191_7MHz PPCR_Fx52 /* Freq. (fcpu) = 191.7 MHz */ +#define PPCR_F206_4MHz PPCR_Fx56 /* Freq. (fcpu) = 206.4 MHz */ +#define PPCR_F221_2MHz PPCR_Fx60 /* Freq. (fcpu) = 221.2 MHz */ +#define PPCR_F239_6MHz PPCR_Fx64 /* Freq. (fcpu) = 239.6 MHz */ +#define PPCR_F250_7MHz PPCR_Fx68 /* Freq. (fcpu) = 250.7 MHz */ +#define PPCR_F265_4MHz PPCR_Fx72 /* Freq. (fcpu) = 265.4 MHz */ +#define PPCR_F280_2MHz PPCR_Fx76 /* Freq. (fcpu) = 280.2 MHz */ + /* 3.5795 MHz crystal (fxtl): */ +#define PPCR_F57_3MHz PPCR_Fx16 /* Freq. (fcpu) = 57.3 MHz */ +#define PPCR_F71_6MHz PPCR_Fx20 /* Freq. (fcpu) = 71.6 MHz */ +#define PPCR_F85_9MHz PPCR_Fx24 /* Freq. (fcpu) = 85.9 MHz */ +#define PPCR_F100_2MHz PPCR_Fx28 /* Freq. (fcpu) = 100.2 MHz */ +#define PPCR_F114_5MHz PPCR_Fx32 /* Freq. (fcpu) = 114.5 MHz */ +#define PPCR_F128_9MHz PPCR_Fx36 /* Freq. (fcpu) = 128.9 MHz */ +#define PPCR_F143_2MHz PPCR_Fx40 /* Freq. (fcpu) = 143.2 MHz */ +#define PPCR_F157_5MHz PPCR_Fx44 /* Freq. (fcpu) = 157.5 MHz */ +#define PPCR_F171_8MHz PPCR_Fx48 /* Freq. (fcpu) = 171.8 MHz */ +#define PPCR_F186_1MHz PPCR_Fx52 /* Freq. (fcpu) = 186.1 MHz */ +#define PPCR_F200_5MHz PPCR_Fx56 /* Freq. (fcpu) = 200.5 MHz */ +#define PPCR_F214_8MHz PPCR_Fx60 /* Freq. (fcpu) = 214.8 MHz */ +#define PPCR_F229_1MHz PPCR_Fx64 /* Freq. (fcpu) = 229.1 MHz */ +#define PPCR_F243_4MHz PPCR_Fx68 /* Freq. (fcpu) = 243.4 MHz */ +#define PPCR_F257_7MHz PPCR_Fx72 /* Freq. (fcpu) = 257.7 MHz */ +#define PPCR_F272_0MHz PPCR_Fx76 /* Freq. (fcpu) = 272.0 MHz */ + +#define POSR_OOK 0x00000001 /* RTC Oscillator (32.768 kHz) OK */ + + +/* + * Reset Controller (RC) control registers + * + * Registers + * RSRR Reset Controller (RC) Software Reset Register + * (read/write). + * RCSR Reset Controller (RC) Status Register (read/write). + */ + +#define RSRR __REG(0x90030000) /* RC Software Reset Reg. */ +#define RCSR __REG(0x90030004) /* RC Status Reg. */ + +#define RSRR_SWR 0x00000001 /* SoftWare Reset (set only) */ + +#define RCSR_HWR 0x00000001 /* HardWare Reset */ +#define RCSR_SWR 0x00000002 /* SoftWare Reset */ +#define RCSR_WDR 0x00000004 /* Watch-Dog Reset */ +#define RCSR_SMR 0x00000008 /* Sleep-Mode Reset */ + + +/* + * Test unit control registers + * + * Registers + * TUCR Test Unit Control Register (read/write). + */ + +#define TUCR __REG(0x90030008) /* Test Unit Control Reg. */ + +#define TUCR_TIC 0x00000040 /* TIC mode */ +#define TUCR_TTST 0x00000080 /* Trim TeST mode */ +#define TUCR_RCRC 0x00000100 /* Richard's Cyclic Redundancy */ + /* Check */ +#define TUCR_PMD 0x00000200 /* Power Management Disable */ +#define TUCR_MR 0x00000400 /* Memory Request mode */ +#define TUCR_NoMB (TUCR_MR*0) /* No Memory Bus request & grant */ +#define TUCR_MBGPIO (TUCR_MR*1) /* Memory Bus request (MBREQ) & */ + /* grant (MBGNT) on GPIO [22:21] */ +#define TUCR_CTB Fld (3, 20) /* Clock Test Bits */ +#define TUCR_FDC 0x00800000 /* RTC Force Delete Count */ +#define TUCR_FMC 0x01000000 /* Force Michelle's Control mode */ +#define TUCR_TMC 0x02000000 /* RTC Trimmer Multiplexer Control */ +#define TUCR_DPS 0x04000000 /* Disallow Pad Sleep */ +#define TUCR_TSEL Fld (3, 29) /* clock Test SELect on GPIO [27] */ +#define TUCR_32_768kHz /* 32.768 kHz osc. on GPIO [27] */ \ + (0 << FShft (TUCR_TSEL)) +#define TUCR_3_6864MHz /* 3.6864 MHz osc. on GPIO [27] */ \ + (1 << FShft (TUCR_TSEL)) +#define TUCR_VDD /* VDD ring osc./16 on GPIO [27] */ \ + (2 << FShft (TUCR_TSEL)) +#define TUCR_96MHzPLL /* 96 MHz PLL/4 on GPIO [27] */ \ + (3 << FShft (TUCR_TSEL)) +#define TUCR_Clock /* internal (fcpu/2) & 32.768 kHz */ \ + /* Clocks on GPIO [26:27] */ \ + (4 << FShft (TUCR_TSEL)) +#define TUCR_3_6864MHzA /* 3.6864 MHz osc. on GPIO [27] */ \ + /* (Alternative) */ \ + (5 << FShft (TUCR_TSEL)) +#define TUCR_MainPLL /* Main PLL/16 on GPIO [27] */ \ + (6 << FShft (TUCR_TSEL)) +#define TUCR_VDDL /* VDDL ring osc./4 on GPIO [27] */ \ + (7 << FShft (TUCR_TSEL)) + + +/* + * General-Purpose Input/Output (GPIO) control registers + * + * Registers + * GPLR General-Purpose Input/Output (GPIO) Pin Level + * Register (read). + * GPDR General-Purpose Input/Output (GPIO) Pin Direction + * Register (read/write). + * GPSR General-Purpose Input/Output (GPIO) Pin output Set + * Register (write). + * GPCR General-Purpose Input/Output (GPIO) Pin output Clear + * Register (write). + * GRER General-Purpose Input/Output (GPIO) Rising-Edge + * detect Register (read/write). + * GFER General-Purpose Input/Output (GPIO) Falling-Edge + * detect Register (read/write). + * GEDR General-Purpose Input/Output (GPIO) Edge Detect + * status Register (read/write). + * GAFR General-Purpose Input/Output (GPIO) Alternate + * Function Register (read/write). + * + * Clock + * fcpu, Tcpu Frequency, period of the CPU core clock (CCLK). + */ + +#define GPLR __REG(0x90040000) /* GPIO Pin Level Reg. */ +#define GPDR __REG(0x90040004) /* GPIO Pin Direction Reg. */ +#define GPSR __REG(0x90040008) /* GPIO Pin output Set Reg. */ +#define GPCR __REG(0x9004000C) /* GPIO Pin output Clear Reg. */ +#define GRER __REG(0x90040010) /* GPIO Rising-Edge detect Reg. */ +#define GFER __REG(0x90040014) /* GPIO Falling-Edge detect Reg. */ +#define GEDR __REG(0x90040018) /* GPIO Edge Detect status Reg. */ +#define GAFR __REG(0x9004001C) /* GPIO Alternate Function Reg. */ + +#define GPIO_MIN (0) +#define GPIO_MAX (27) + +#define GPIO_GPIO(Nb) /* GPIO [0..27] */ \ + (0x00000001 << (Nb)) +#define GPIO_GPIO0 GPIO_GPIO (0) /* GPIO [0] */ +#define GPIO_GPIO1 GPIO_GPIO (1) /* GPIO [1] */ +#define GPIO_GPIO2 GPIO_GPIO (2) /* GPIO [2] */ +#define GPIO_GPIO3 GPIO_GPIO (3) /* GPIO [3] */ +#define GPIO_GPIO4 GPIO_GPIO (4) /* GPIO [4] */ +#define GPIO_GPIO5 GPIO_GPIO (5) /* GPIO [5] */ +#define GPIO_GPIO6 GPIO_GPIO (6) /* GPIO [6] */ +#define GPIO_GPIO7 GPIO_GPIO (7) /* GPIO [7] */ +#define GPIO_GPIO8 GPIO_GPIO (8) /* GPIO [8] */ +#define GPIO_GPIO9 GPIO_GPIO (9) /* GPIO [9] */ +#define GPIO_GPIO10 GPIO_GPIO (10) /* GPIO [10] */ +#define GPIO_GPIO11 GPIO_GPIO (11) /* GPIO [11] */ +#define GPIO_GPIO12 GPIO_GPIO (12) /* GPIO [12] */ +#define GPIO_GPIO13 GPIO_GPIO (13) /* GPIO [13] */ +#define GPIO_GPIO14 GPIO_GPIO (14) /* GPIO [14] */ +#define GPIO_GPIO15 GPIO_GPIO (15) /* GPIO [15] */ +#define GPIO_GPIO16 GPIO_GPIO (16) /* GPIO [16] */ +#define GPIO_GPIO17 GPIO_GPIO (17) /* GPIO [17] */ +#define GPIO_GPIO18 GPIO_GPIO (18) /* GPIO [18] */ +#define GPIO_GPIO19 GPIO_GPIO (19) /* GPIO [19] */ +#define GPIO_GPIO20 GPIO_GPIO (20) /* GPIO [20] */ +#define GPIO_GPIO21 GPIO_GPIO (21) /* GPIO [21] */ +#define GPIO_GPIO22 GPIO_GPIO (22) /* GPIO [22] */ +#define GPIO_GPIO23 GPIO_GPIO (23) /* GPIO [23] */ +#define GPIO_GPIO24 GPIO_GPIO (24) /* GPIO [24] */ +#define GPIO_GPIO25 GPIO_GPIO (25) /* GPIO [25] */ +#define GPIO_GPIO26 GPIO_GPIO (26) /* GPIO [26] */ +#define GPIO_GPIO27 GPIO_GPIO (27) /* GPIO [27] */ + +#define GPIO_LDD(Nb) /* LCD Data [8..15] (O) */ \ + GPIO_GPIO ((Nb) - 6) +#define GPIO_LDD8 GPIO_LDD (8) /* LCD Data [8] (O) */ +#define GPIO_LDD9 GPIO_LDD (9) /* LCD Data [9] (O) */ +#define GPIO_LDD10 GPIO_LDD (10) /* LCD Data [10] (O) */ +#define GPIO_LDD11 GPIO_LDD (11) /* LCD Data [11] (O) */ +#define GPIO_LDD12 GPIO_LDD (12) /* LCD Data [12] (O) */ +#define GPIO_LDD13 GPIO_LDD (13) /* LCD Data [13] (O) */ +#define GPIO_LDD14 GPIO_LDD (14) /* LCD Data [14] (O) */ +#define GPIO_LDD15 GPIO_LDD (15) /* LCD Data [15] (O) */ + /* ser. port 4: */ +#define GPIO_SSP_TXD GPIO_GPIO (10) /* SSP Transmit Data (O) */ +#define GPIO_SSP_RXD GPIO_GPIO (11) /* SSP Receive Data (I) */ +#define GPIO_SSP_SCLK GPIO_GPIO (12) /* SSP Sample CLocK (O) */ +#define GPIO_SSP_SFRM GPIO_GPIO (13) /* SSP Sample FRaMe (O) */ + /* ser. port 1: */ +#define GPIO_UART_TXD GPIO_GPIO (14) /* UART Transmit Data (O) */ +#define GPIO_UART_RXD GPIO_GPIO (15) /* UART Receive Data (I) */ +#define GPIO_SDLC_SCLK GPIO_GPIO (16) /* SDLC Sample CLocK (I/O) */ +#define GPIO_SDLC_AAF GPIO_GPIO (17) /* SDLC Abort After Frame (O) */ +#define GPIO_UART_SCLK1 GPIO_GPIO (18) /* UART Sample CLocK 1 (I) */ + /* ser. port 4: */ +#define GPIO_SSP_CLK GPIO_GPIO (19) /* SSP external CLocK (I) */ + /* ser. port 3: */ +#define GPIO_UART_SCLK3 GPIO_GPIO (20) /* UART Sample CLocK 3 (I) */ + /* ser. port 4: */ +#define GPIO_MCP_CLK GPIO_GPIO (21) /* MCP CLocK (I) */ + /* test controller: */ +#define GPIO_TIC_ACK GPIO_GPIO (21) /* TIC ACKnowledge (O) */ +#define GPIO_MBGNT GPIO_GPIO (21) /* Memory Bus GraNT (O) */ +#define GPIO_TREQA GPIO_GPIO (22) /* TIC REQuest A (I) */ +#define GPIO_MBREQ GPIO_GPIO (22) /* Memory Bus REQuest (I) */ +#define GPIO_TREQB GPIO_GPIO (23) /* TIC REQuest B (I) */ +#define GPIO_1Hz GPIO_GPIO (25) /* 1 Hz clock (O) */ +#define GPIO_RCLK GPIO_GPIO (26) /* internal (R) CLocK (O, fcpu/2) */ +#define GPIO_32_768kHz GPIO_GPIO (27) /* 32.768 kHz clock (O, RTC) */ + +#define GPDR_In 0 /* Input */ +#define GPDR_Out 1 /* Output */ + + +/* + * Interrupt Controller (IC) control registers + * + * Registers + * ICIP Interrupt Controller (IC) Interrupt ReQuest (IRQ) + * Pending register (read). + * ICMR Interrupt Controller (IC) Mask Register (read/write). + * ICLR Interrupt Controller (IC) Level Register (read/write). + * ICCR Interrupt Controller (IC) Control Register + * (read/write). + * [The ICCR register is only implemented in versions 2.0 + * (rev. = 8) and higher of the StrongARM SA-1100.] + * ICFP Interrupt Controller (IC) Fast Interrupt reQuest + * (FIQ) Pending register (read). + * ICPR Interrupt Controller (IC) Pending Register (read). + * [The ICPR register is active low (inverted) in + * versions 1.0 (rev. = 1) and 1.1 (rev. = 2) of the + * StrongARM SA-1100, it is active high (non-inverted) in + * versions 2.0 (rev. = 8) and higher.] + */ + +#define ICIP __REG(0x90050000) /* IC IRQ Pending reg. */ +#define ICMR __REG(0x90050004) /* IC Mask Reg. */ +#define ICLR __REG(0x90050008) /* IC Level Reg. */ +#define ICCR __REG(0x9005000C) /* IC Control Reg. */ +#define ICFP __REG(0x90050010) /* IC FIQ Pending reg. */ +#define ICPR __REG(0x90050020) /* IC Pending Reg. */ + +#define IC_GPIO(Nb) /* GPIO [0..10] */ \ + (0x00000001 << (Nb)) +#define IC_GPIO0 IC_GPIO (0) /* GPIO [0] */ +#define IC_GPIO1 IC_GPIO (1) /* GPIO [1] */ +#define IC_GPIO2 IC_GPIO (2) /* GPIO [2] */ +#define IC_GPIO3 IC_GPIO (3) /* GPIO [3] */ +#define IC_GPIO4 IC_GPIO (4) /* GPIO [4] */ +#define IC_GPIO5 IC_GPIO (5) /* GPIO [5] */ +#define IC_GPIO6 IC_GPIO (6) /* GPIO [6] */ +#define IC_GPIO7 IC_GPIO (7) /* GPIO [7] */ +#define IC_GPIO8 IC_GPIO (8) /* GPIO [8] */ +#define IC_GPIO9 IC_GPIO (9) /* GPIO [9] */ +#define IC_GPIO10 IC_GPIO (10) /* GPIO [10] */ +#define IC_GPIO11_27 0x00000800 /* GPIO [11:27] (ORed) */ +#define IC_LCD 0x00001000 /* LCD controller */ +#define IC_Ser0UDC 0x00002000 /* Ser. port 0 UDC */ +#define IC_Ser1SDLC 0x00004000 /* Ser. port 1 SDLC */ +#define IC_Ser1UART 0x00008000 /* Ser. port 1 UART */ +#define IC_Ser2ICP 0x00010000 /* Ser. port 2 ICP */ +#define IC_Ser3UART 0x00020000 /* Ser. port 3 UART */ +#define IC_Ser4MCP 0x00040000 /* Ser. port 4 MCP */ +#define IC_Ser4SSP 0x00080000 /* Ser. port 4 SSP */ +#define IC_DMA(Nb) /* DMA controller channel [0..5] */ \ + (0x00100000 << (Nb)) +#define IC_DMA0 IC_DMA (0) /* DMA controller channel 0 */ +#define IC_DMA1 IC_DMA (1) /* DMA controller channel 1 */ +#define IC_DMA2 IC_DMA (2) /* DMA controller channel 2 */ +#define IC_DMA3 IC_DMA (3) /* DMA controller channel 3 */ +#define IC_DMA4 IC_DMA (4) /* DMA controller channel 4 */ +#define IC_DMA5 IC_DMA (5) /* DMA controller channel 5 */ +#define IC_OST(Nb) /* OS Timer match [0..3] */ \ + (0x04000000 << (Nb)) +#define IC_OST0 IC_OST (0) /* OS Timer match 0 */ +#define IC_OST1 IC_OST (1) /* OS Timer match 1 */ +#define IC_OST2 IC_OST (2) /* OS Timer match 2 */ +#define IC_OST3 IC_OST (3) /* OS Timer match 3 */ +#define IC_RTC1Hz 0x40000000 /* RTC 1 Hz clock */ +#define IC_RTCAlrm 0x80000000 /* RTC Alarm */ + +#define ICLR_IRQ 0 /* Interrupt ReQuest */ +#define ICLR_FIQ 1 /* Fast Interrupt reQuest */ + +#define ICCR_DIM 0x00000001 /* Disable Idle-mode interrupt */ + /* Mask */ +#define ICCR_IdleAllInt (ICCR_DIM*0) /* Idle-mode All Interrupt enable */ + /* (ICMR ignored) */ +#define ICCR_IdleMskInt (ICCR_DIM*1) /* Idle-mode non-Masked Interrupt */ + /* enable (ICMR used) */ + + +/* + * Peripheral Pin Controller (PPC) control registers + * + * Registers + * PPDR Peripheral Pin Controller (PPC) Pin Direction + * Register (read/write). + * PPSR Peripheral Pin Controller (PPC) Pin State Register + * (read/write). + * PPAR Peripheral Pin Controller (PPC) Pin Assignment + * Register (read/write). + * PSDR Peripheral Pin Controller (PPC) Sleep-mode pin + * Direction Register (read/write). + * PPFR Peripheral Pin Controller (PPC) Pin Flag Register + * (read). + */ + +#define PPDR __REG(0x90060000) /* PPC Pin Direction Reg. */ +#define PPSR __REG(0x90060004) /* PPC Pin State Reg. */ +#define PPAR __REG(0x90060008) /* PPC Pin Assignment Reg. */ +#define PSDR __REG(0x9006000C) /* PPC Sleep-mode pin Direction Reg. */ +#define PPFR __REG(0x90060010) /* PPC Pin Flag Reg. */ + +#define PPC_LDD(Nb) /* LCD Data [0..7] */ \ + (0x00000001 << (Nb)) +#define PPC_LDD0 PPC_LDD (0) /* LCD Data [0] */ +#define PPC_LDD1 PPC_LDD (1) /* LCD Data [1] */ +#define PPC_LDD2 PPC_LDD (2) /* LCD Data [2] */ +#define PPC_LDD3 PPC_LDD (3) /* LCD Data [3] */ +#define PPC_LDD4 PPC_LDD (4) /* LCD Data [4] */ +#define PPC_LDD5 PPC_LDD (5) /* LCD Data [5] */ +#define PPC_LDD6 PPC_LDD (6) /* LCD Data [6] */ +#define PPC_LDD7 PPC_LDD (7) /* LCD Data [7] */ +#define PPC_L_PCLK 0x00000100 /* LCD Pixel CLocK */ +#define PPC_L_LCLK 0x00000200 /* LCD Line CLocK */ +#define PPC_L_FCLK 0x00000400 /* LCD Frame CLocK */ +#define PPC_L_BIAS 0x00000800 /* LCD AC BIAS */ + /* ser. port 1: */ +#define PPC_TXD1 0x00001000 /* SDLC/UART Transmit Data 1 */ +#define PPC_RXD1 0x00002000 /* SDLC/UART Receive Data 1 */ + /* ser. port 2: */ +#define PPC_TXD2 0x00004000 /* IPC Transmit Data 2 */ +#define PPC_RXD2 0x00008000 /* IPC Receive Data 2 */ + /* ser. port 3: */ +#define PPC_TXD3 0x00010000 /* UART Transmit Data 3 */ +#define PPC_RXD3 0x00020000 /* UART Receive Data 3 */ + /* ser. port 4: */ +#define PPC_TXD4 0x00040000 /* MCP/SSP Transmit Data 4 */ +#define PPC_RXD4 0x00080000 /* MCP/SSP Receive Data 4 */ +#define PPC_SCLK 0x00100000 /* MCP/SSP Sample CLocK */ +#define PPC_SFRM 0x00200000 /* MCP/SSP Sample FRaMe */ + +#define PPDR_In 0 /* Input */ +#define PPDR_Out 1 /* Output */ + + /* ser. port 1: */ +#define PPAR_UPR 0x00001000 /* UART Pin Reassignment */ +#define PPAR_UARTTR (PPAR_UPR*0) /* UART on TXD_1 & RXD_1 */ +#define PPAR_UARTGPIO (PPAR_UPR*1) /* UART on GPIO [14:15] */ + /* ser. port 4: */ +#define PPAR_SPR 0x00040000 /* SSP Pin Reassignment */ +#define PPAR_SSPTRSS (PPAR_SPR*0) /* SSP on TXD_C, RXD_C, SCLK_C, */ + /* & SFRM_C */ +#define PPAR_SSPGPIO (PPAR_SPR*1) /* SSP on GPIO [10:13] */ + +#define PSDR_OutL 0 /* Output Low in sleep mode */ +#define PSDR_Flt 1 /* Floating (input) in sleep mode */ + +#define PPFR_LCD 0x00000001 /* LCD controller */ +#define PPFR_SP1TX 0x00001000 /* Ser. Port 1 SDLC/UART Transmit */ +#define PPFR_SP1RX 0x00002000 /* Ser. Port 1 SDLC/UART Receive */ +#define PPFR_SP2TX 0x00004000 /* Ser. Port 2 ICP Transmit */ +#define PPFR_SP2RX 0x00008000 /* Ser. Port 2 ICP Receive */ +#define PPFR_SP3TX 0x00010000 /* Ser. Port 3 UART Transmit */ +#define PPFR_SP3RX 0x00020000 /* Ser. Port 3 UART Receive */ +#define PPFR_SP4 0x00040000 /* Ser. Port 4 MCP/SSP */ +#define PPFR_PerEn 0 /* Peripheral Enabled */ +#define PPFR_PPCEn 1 /* PPC Enabled */ + + +/* + * Dynamic Random-Access Memory (DRAM) control registers + * + * Registers + * MDCNFG Memory system: Dynamic Random-Access Memory (DRAM) + * CoNFiGuration register (read/write). + * MDCAS0 Memory system: Dynamic Random-Access Memory (DRAM) + * Column Address Strobe (CAS) shift register 0 + * (read/write). + * MDCAS1 Memory system: Dynamic Random-Access Memory (DRAM) + * Column Address Strobe (CAS) shift register 1 + * (read/write). + * MDCAS2 Memory system: Dynamic Random-Access Memory (DRAM) + * Column Address Strobe (CAS) shift register 2 + * (read/write). + * + * Clocks + * fcpu, Tcpu Frequency, period of the CPU core clock (CCLK). + * fmem, Tmem Frequency, period of the memory clock (fmem = fcpu/2). + * fcas, Tcas Frequency, period of the DRAM CAS shift registers. + */ + +#define MDCNFG __REG(0xA0000000) /* DRAM CoNFiGuration reg. */ +#define MDCAS0 __REG(0xA0000004) /* DRAM CAS shift reg. 0 */ +#define MDCAS1 __REG(0xA0000008) /* DRAM CAS shift reg. 1 */ +#define MDCAS2 __REG(0xA000000c) /* DRAM CAS shift reg. 2 */ + +/* SA1100 MDCNFG values */ +#define MDCNFG_DE(Nb) /* DRAM Enable bank [0..3] */ \ + (0x00000001 << (Nb)) +#define MDCNFG_DE0 MDCNFG_DE (0) /* DRAM Enable bank 0 */ +#define MDCNFG_DE1 MDCNFG_DE (1) /* DRAM Enable bank 1 */ +#define MDCNFG_DE2 MDCNFG_DE (2) /* DRAM Enable bank 2 */ +#define MDCNFG_DE3 MDCNFG_DE (3) /* DRAM Enable bank 3 */ +#define MDCNFG_DRAC Fld (2, 4) /* DRAM Row Address Count - 9 */ +#define MDCNFG_RowAdd(Add) /* Row Address count [9..12] */ \ + (((Add) - 9) << FShft (MDCNFG_DRAC)) +#define MDCNFG_CDB2 0x00000040 /* shift reg. Clock Divide By 2 */ + /* (fcas = fcpu/2) */ +#define MDCNFG_TRP Fld (4, 7) /* Time RAS Pre-charge - 1 [Tmem] */ +#define MDCNFG_PrChrg(Tcpu) /* Pre-Charge time [2..32 Tcpu] */ \ + (((Tcpu) - 2)/2 << FShft (MDCNFG_TRP)) +#define MDCNFG_CeilPrChrg(Tcpu) /* Ceil. of PrChrg [2..32 Tcpu] */ \ + (((Tcpu) - 1)/2 << FShft (MDCNFG_TRP)) +#define MDCNFG_TRASR Fld (4, 11) /* Time RAS Refresh - 1 [Tmem] */ +#define MDCNFG_Ref(Tcpu) /* Refresh time [2..32 Tcpu] */ \ + (((Tcpu) - 2)/2 << FShft (MDCNFG_TRASR)) +#define MDCNFG_CeilRef(Tcpu) /* Ceil. of Ref [2..32 Tcpu] */ \ + (((Tcpu) - 1)/2 << FShft (MDCNFG_TRASR)) +#define MDCNFG_TDL Fld (2, 15) /* Time Data Latch [Tcpu] */ +#define MDCNFG_DataLtch(Tcpu) /* Data Latch delay [0..3 Tcpu] */ \ + ((Tcpu) << FShft (MDCNFG_TDL)) +#define MDCNFG_DRI Fld (15, 17) /* min. DRAM Refresh Interval/4 */ + /* [Tmem] */ +#define MDCNFG_RefInt(Tcpu) /* min. Refresh Interval */ \ + /* [0..262136 Tcpu] */ \ + ((Tcpu)/8 << FShft (MDCNFG_DRI)) + +/* SA1110 MDCNFG values */ +#define MDCNFG_SA1110_DE0 0x00000001 /* DRAM Enable bank 0 */ +#define MDCNFG_SA1110_DE1 0x00000002 /* DRAM Enable bank 1 */ +#define MDCNFG_SA1110_DTIM0 0x00000004 /* DRAM timing type 0/1 */ +#define MDCNFG_SA1110_DWID0 0x00000008 /* DRAM bus width 0/1 */ +#define MDCNFG_SA1110_DRAC0 Fld(3, 4) /* DRAM row addr bit count */ + /* bank 0/1 */ +#define MDCNFG_SA1110_CDB20 0x00000080 /* Mem Clock divide by 2 0/1 */ +#define MDCNFG_SA1110_TRP0 Fld(3, 8) /* RAS precharge 0/1 */ +#define MDCNFG_SA1110_TDL0 Fld(2, 12) /* Data input latch after CAS*/ + /* deassertion 0/1 */ +#define MDCNFG_SA1110_TWR0 Fld(2, 14) /* SDRAM write recovery 0/1 */ +#define MDCNFG_SA1110_DE2 0x00010000 /* DRAM Enable bank 0 */ +#define MDCNFG_SA1110_DE3 0x00020000 /* DRAM Enable bank 1 */ +#define MDCNFG_SA1110_DTIM2 0x00040000 /* DRAM timing type 0/1 */ +#define MDCNFG_SA1110_DWID2 0x00080000 /* DRAM bus width 0/1 */ +#define MDCNFG_SA1110_DRAC2 Fld(3, 20) /* DRAM row addr bit count */ + /* bank 0/1 */ +#define MDCNFG_SA1110_CDB22 0x00800000 /* Mem Clock divide by 2 0/1 */ +#define MDCNFG_SA1110_TRP2 Fld(3, 24) /* RAS precharge 0/1 */ +#define MDCNFG_SA1110_TDL2 Fld(2, 28) /* Data input latch after CAS*/ + /* deassertion 0/1 */ +#define MDCNFG_SA1110_TWR2 Fld(2, 30) /* SDRAM write recovery 0/1 */ + + +/* + * Static memory control registers + * + * Registers + * MSC0 Memory system: Static memory Control register 0 + * (read/write). + * MSC1 Memory system: Static memory Control register 1 + * (read/write). + * + * Clocks + * fcpu, Tcpu Frequency, period of the CPU core clock (CCLK). + * fmem, Tmem Frequency, period of the memory clock (fmem = fcpu/2). + */ + +#define MSC0 __REG(0xa0000010) /* Static memory Control reg. 0 */ +#define MSC1 __REG(0xa0000014) /* Static memory Control reg. 1 */ +#define MSC2 __REG(0xa000002c) /* Static memory Control reg. 2, not contiguous */ + +#define MSC_Bnk(Nb) /* static memory Bank [0..3] */ \ + Fld (16, ((Nb) Modulo 2)*16) +#define MSC0_Bnk0 MSC_Bnk (0) /* static memory Bank 0 */ +#define MSC0_Bnk1 MSC_Bnk (1) /* static memory Bank 1 */ +#define MSC1_Bnk2 MSC_Bnk (2) /* static memory Bank 2 */ +#define MSC1_Bnk3 MSC_Bnk (3) /* static memory Bank 3 */ + +#define MSC_RT Fld (2, 0) /* ROM/static memory Type */ +#define MSC_NonBrst /* Non-Burst static memory */ \ + (0 << FShft (MSC_RT)) +#define MSC_SRAM /* 32-bit byte-writable SRAM */ \ + (1 << FShft (MSC_RT)) +#define MSC_Brst4 /* Burst-of-4 static memory */ \ + (2 << FShft (MSC_RT)) +#define MSC_Brst8 /* Burst-of-8 static memory */ \ + (3 << FShft (MSC_RT)) +#define MSC_RBW 0x0004 /* ROM/static memory Bus Width */ +#define MSC_32BitStMem (MSC_RBW*0) /* 32-Bit Static Memory */ +#define MSC_16BitStMem (MSC_RBW*1) /* 16-Bit Static Memory */ +#define MSC_RDF Fld (5, 3) /* ROM/static memory read Delay */ + /* First access - 1(.5) [Tmem] */ +#define MSC_1stRdAcc(Tcpu) /* 1st Read Access time (burst */ \ + /* static memory) [3..65 Tcpu] */ \ + ((((Tcpu) - 3)/2) << FShft (MSC_RDF)) +#define MSC_Ceil1stRdAcc(Tcpu) /* Ceil. of 1stRdAcc [3..65 Tcpu] */ \ + ((((Tcpu) - 2)/2) << FShft (MSC_RDF)) +#define MSC_RdAcc(Tcpu) /* Read Access time (non-burst */ \ + /* static memory) [2..64 Tcpu] */ \ + ((((Tcpu) - 2)/2) << FShft (MSC_RDF)) +#define MSC_CeilRdAcc(Tcpu) /* Ceil. of RdAcc [2..64 Tcpu] */ \ + ((((Tcpu) - 1)/2) << FShft (MSC_RDF)) +#define MSC_RDN Fld (5, 8) /* ROM/static memory read Delay */ + /* Next access - 1 [Tmem] */ +#define MSC_NxtRdAcc(Tcpu) /* Next Read Access time (burst */ \ + /* static memory) [2..64 Tcpu] */ \ + ((((Tcpu) - 2)/2) << FShft (MSC_RDN)) +#define MSC_CeilNxtRdAcc(Tcpu) /* Ceil. of NxtRdAcc [2..64 Tcpu] */ \ + ((((Tcpu) - 1)/2) << FShft (MSC_RDN)) +#define MSC_WrAcc(Tcpu) /* Write Access time (non-burst */ \ + /* static memory) [2..64 Tcpu] */ \ + ((((Tcpu) - 2)/2) << FShft (MSC_RDN)) +#define MSC_CeilWrAcc(Tcpu) /* Ceil. of WrAcc [2..64 Tcpu] */ \ + ((((Tcpu) - 1)/2) << FShft (MSC_RDN)) +#define MSC_RRR Fld (3, 13) /* ROM/static memory RecoveRy */ + /* time/2 [Tmem] */ +#define MSC_Rec(Tcpu) /* Recovery time [0..28 Tcpu] */ \ + (((Tcpu)/4) << FShft (MSC_RRR)) +#define MSC_CeilRec(Tcpu) /* Ceil. of Rec [0..28 Tcpu] */ \ + ((((Tcpu) + 3)/4) << FShft (MSC_RRR)) + + +/* + * Personal Computer Memory Card International Association (PCMCIA) control + * register + * + * Register + * MECR Memory system: Expansion memory bus (PCMCIA) + * Configuration Register (read/write). + * + * Clocks + * fcpu, Tcpu Frequency, period of the CPU core clock (CCLK). + * fmem, Tmem Frequency, period of the memory clock (fmem = fcpu/2). + * fbclk, Tbclk Frequency, period of the PCMCIA clock (BCLK). + */ + + /* Memory system: */ +#define MECR __REG(0xA0000018) /* Expansion memory bus (PCMCIA) Configuration Reg. */ + +#define MECR_PCMCIA(Nb) /* PCMCIA [0..1] */ \ + Fld (15, (Nb)*16) +#define MECR_PCMCIA0 MECR_PCMCIA (0) /* PCMCIA 0 */ +#define MECR_PCMCIA1 MECR_PCMCIA (1) /* PCMCIA 1 */ + +#define MECR_BSIO Fld (5, 0) /* BCLK Select I/O - 1 [Tmem] */ +#define MECR_IOClk(Tcpu) /* I/O Clock [2..64 Tcpu] */ \ + ((((Tcpu) - 2)/2) << FShft (MECR_BSIO)) +#define MECR_CeilIOClk(Tcpu) /* Ceil. of IOClk [2..64 Tcpu] */ \ + ((((Tcpu) - 1)/2) << FShft (MECR_BSIO)) +#define MECR_BSA Fld (5, 5) /* BCLK Select Attribute - 1 */ + /* [Tmem] */ +#define MECR_AttrClk(Tcpu) /* Attribute Clock [2..64 Tcpu] */ \ + ((((Tcpu) - 2)/2) << FShft (MECR_BSA)) +#define MECR_CeilAttrClk(Tcpu) /* Ceil. of AttrClk [2..64 Tcpu] */ \ + ((((Tcpu) - 1)/2) << FShft (MECR_BSA)) +#define MECR_BSM Fld (5, 10) /* BCLK Select Memory - 1 [Tmem] */ +#define MECR_MemClk(Tcpu) /* Memory Clock [2..64 Tcpu] */ \ + ((((Tcpu) - 2)/2) << FShft (MECR_BSM)) +#define MECR_CeilMemClk(Tcpu) /* Ceil. of MemClk [2..64 Tcpu] */ \ + ((((Tcpu) - 1)/2) << FShft (MECR_BSM)) + +/* + * On SA1110 only + */ + +#define MDREFR __REG(0xA000001C) + +#define MDREFR_TRASR Fld (4, 0) +#define MDREFR_DRI Fld (12, 4) +#define MDREFR_E0PIN (1 << 16) +#define MDREFR_K0RUN (1 << 17) +#define MDREFR_K0DB2 (1 << 18) +#define MDREFR_E1PIN (1 << 20) +#define MDREFR_K1RUN (1 << 21) +#define MDREFR_K1DB2 (1 << 22) +#define MDREFR_K2RUN (1 << 25) +#define MDREFR_K2DB2 (1 << 26) +#define MDREFR_EAPD (1 << 28) +#define MDREFR_KAPD (1 << 29) +#define MDREFR_SLFRSH (1 << 31) + + +/* + * Direct Memory Access (DMA) control registers + */ +#define DMA_SIZE (6 * 0x20) +#define DMA_PHYS 0xb0000000 + + +/* + * Liquid Crystal Display (LCD) control registers + * + * Registers + * LCCR0 Liquid Crystal Display (LCD) Control Register 0 + * (read/write). + * [Bits LDM, BAM, and ERM are only implemented in + * versions 2.0 (rev. = 8) and higher of the StrongARM + * SA-1100.] + * LCSR Liquid Crystal Display (LCD) Status Register + * (read/write). + * [Bit LDD can be only read in versions 1.0 (rev. = 1) + * and 1.1 (rev. = 2) of the StrongARM SA-1100, it can be + * read and written (cleared) in versions 2.0 (rev. = 8) + * and higher.] + * DBAR1 Liquid Crystal Display (LCD) Direct Memory Access + * (DMA) Base Address Register channel 1 (read/write). + * DCAR1 Liquid Crystal Display (LCD) Direct Memory Access + * (DMA) Current Address Register channel 1 (read). + * DBAR2 Liquid Crystal Display (LCD) Direct Memory Access + * (DMA) Base Address Register channel 2 (read/write). + * DCAR2 Liquid Crystal Display (LCD) Direct Memory Access + * (DMA) Current Address Register channel 2 (read). + * LCCR1 Liquid Crystal Display (LCD) Control Register 1 + * (read/write). + * [The LCCR1 register can be only written in + * versions 1.0 (rev. = 1) and 1.1 (rev. = 2) of the + * StrongARM SA-1100, it can be written and read in + * versions 2.0 (rev. = 8) and higher.] + * LCCR2 Liquid Crystal Display (LCD) Control Register 2 + * (read/write). + * [The LCCR1 register can be only written in + * versions 1.0 (rev. = 1) and 1.1 (rev. = 2) of the + * StrongARM SA-1100, it can be written and read in + * versions 2.0 (rev. = 8) and higher.] + * LCCR3 Liquid Crystal Display (LCD) Control Register 3 + * (read/write). + * [The LCCR1 register can be only written in + * versions 1.0 (rev. = 1) and 1.1 (rev. = 2) of the + * StrongARM SA-1100, it can be written and read in + * versions 2.0 (rev. = 8) and higher. Bit PCP is only + * implemented in versions 2.0 (rev. = 8) and higher of + * the StrongARM SA-1100.] + * + * Clocks + * fcpu, Tcpu Frequency, period of the CPU core clock (CCLK). + * fmem, Tmem Frequency, period of the memory clock (fmem = fcpu/2). + * fpix, Tpix Frequency, period of the pixel clock. + * fln, Tln Frequency, period of the line clock. + * fac, Tac Frequency, period of the AC bias clock. + */ + +#define LCD_PEntrySp 2 /* LCD Palette Entry Space [byte] */ +#define LCD_4BitPSp /* LCD 4-Bit pixel Palette Space */ \ + /* [byte] */ \ + (16*LCD_PEntrySp) +#define LCD_8BitPSp /* LCD 8-Bit pixel Palette Space */ \ + /* [byte] */ \ + (256*LCD_PEntrySp) +#define LCD_12_16BitPSp /* LCD 12/16-Bit pixel */ \ + /* dummy-Palette Space [byte] */ \ + (16*LCD_PEntrySp) + +#define LCD_PGrey Fld (4, 0) /* LCD Palette entry Grey value */ +#define LCD_PBlue Fld (4, 0) /* LCD Palette entry Blue value */ +#define LCD_PGreen Fld (4, 4) /* LCD Palette entry Green value */ +#define LCD_PRed Fld (4, 8) /* LCD Palette entry Red value */ +#define LCD_PBS Fld (2, 12) /* LCD Pixel Bit Size */ +#define LCD_4Bit /* LCD 4-Bit pixel mode */ \ + (0 << FShft (LCD_PBS)) +#define LCD_8Bit /* LCD 8-Bit pixel mode */ \ + (1 << FShft (LCD_PBS)) +#define LCD_12_16Bit /* LCD 12/16-Bit pixel mode */ \ + (2 << FShft (LCD_PBS)) + +#define LCD_Int0_0 0x0 /* LCD Intensity = 0.0% = 0 */ +#define LCD_Int11_1 0x1 /* LCD Intensity = 11.1% = 1/9 */ +#define LCD_Int20_0 0x2 /* LCD Intensity = 20.0% = 1/5 */ +#define LCD_Int26_7 0x3 /* LCD Intensity = 26.7% = 4/15 */ +#define LCD_Int33_3 0x4 /* LCD Intensity = 33.3% = 3/9 */ +#define LCD_Int40_0 0x5 /* LCD Intensity = 40.0% = 2/5 */ +#define LCD_Int44_4 0x6 /* LCD Intensity = 44.4% = 4/9 */ +#define LCD_Int50_0 0x7 /* LCD Intensity = 50.0% = 1/2 */ +#define LCD_Int55_6 0x8 /* LCD Intensity = 55.6% = 5/9 */ +#define LCD_Int60_0 0x9 /* LCD Intensity = 60.0% = 3/5 */ +#define LCD_Int66_7 0xA /* LCD Intensity = 66.7% = 6/9 */ +#define LCD_Int73_3 0xB /* LCD Intensity = 73.3% = 11/15 */ +#define LCD_Int80_0 0xC /* LCD Intensity = 80.0% = 4/5 */ +#define LCD_Int88_9 0xD /* LCD Intensity = 88.9% = 8/9 */ +#define LCD_Int100_0 0xE /* LCD Intensity = 100.0% = 1 */ +#define LCD_Int100_0A 0xF /* LCD Intensity = 100.0% = 1 */ + /* (Alternative) */ + +#define LCCR0_LEN 0x00000001 /* LCD ENable */ +#define LCCR0_CMS 0x00000002 /* Color/Monochrome display Select */ +#define LCCR0_Color (LCCR0_CMS*0) /* Color display */ +#define LCCR0_Mono (LCCR0_CMS*1) /* Monochrome display */ +#define LCCR0_SDS 0x00000004 /* Single/Dual panel display */ + /* Select */ +#define LCCR0_Sngl (LCCR0_SDS*0) /* Single panel display */ +#define LCCR0_Dual (LCCR0_SDS*1) /* Dual panel display */ +#define LCCR0_LDM 0x00000008 /* LCD Disable done (LDD) */ + /* interrupt Mask (disable) */ +#define LCCR0_BAM 0x00000010 /* Base Address update (BAU) */ + /* interrupt Mask (disable) */ +#define LCCR0_ERM 0x00000020 /* LCD ERror (BER, IOL, IUL, IOU, */ + /* IUU, OOL, OUL, OOU, and OUU) */ + /* interrupt Mask (disable) */ +#define LCCR0_PAS 0x00000080 /* Passive/Active display Select */ +#define LCCR0_Pas (LCCR0_PAS*0) /* Passive display (STN) */ +#define LCCR0_Act (LCCR0_PAS*1) /* Active display (TFT) */ +#define LCCR0_BLE 0x00000100 /* Big/Little Endian select */ +#define LCCR0_LtlEnd (LCCR0_BLE*0) /* Little Endian frame buffer */ +#define LCCR0_BigEnd (LCCR0_BLE*1) /* Big Endian frame buffer */ +#define LCCR0_DPD 0x00000200 /* Double Pixel Data (monochrome */ + /* display mode) */ +#define LCCR0_4PixMono (LCCR0_DPD*0) /* 4-Pixel/clock Monochrome */ + /* display */ +#define LCCR0_8PixMono (LCCR0_DPD*1) /* 8-Pixel/clock Monochrome */ + /* display */ +#define LCCR0_PDD Fld (8, 12) /* Palette DMA request Delay */ + /* [Tmem] */ +#define LCCR0_DMADel(Tcpu) /* palette DMA request Delay */ \ + /* [0..510 Tcpu] */ \ + ((Tcpu)/2 << FShft (LCCR0_PDD)) + +#define LCSR_LDD 0x00000001 /* LCD Disable Done */ +#define LCSR_BAU 0x00000002 /* Base Address Update (read) */ +#define LCSR_BER 0x00000004 /* Bus ERror */ +#define LCSR_ABC 0x00000008 /* AC Bias clock Count */ +#define LCSR_IOL 0x00000010 /* Input FIFO Over-run Lower */ + /* panel */ +#define LCSR_IUL 0x00000020 /* Input FIFO Under-run Lower */ + /* panel */ +#define LCSR_IOU 0x00000040 /* Input FIFO Over-run Upper */ + /* panel */ +#define LCSR_IUU 0x00000080 /* Input FIFO Under-run Upper */ + /* panel */ +#define LCSR_OOL 0x00000100 /* Output FIFO Over-run Lower */ + /* panel */ +#define LCSR_OUL 0x00000200 /* Output FIFO Under-run Lower */ + /* panel */ +#define LCSR_OOU 0x00000400 /* Output FIFO Over-run Upper */ + /* panel */ +#define LCSR_OUU 0x00000800 /* Output FIFO Under-run Upper */ + /* panel */ + +#define LCCR1_PPL Fld (6, 4) /* Pixels Per Line/16 - 1 */ +#define LCCR1_DisWdth(Pixel) /* Display Width [16..1024 pix.] */ \ + (((Pixel) - 16)/16 << FShft (LCCR1_PPL)) +#define LCCR1_HSW Fld (6, 10) /* Horizontal Synchronization */ + /* pulse Width - 1 [Tpix] (L_LCLK) */ +#define LCCR1_HorSnchWdth(Tpix) /* Horizontal Synchronization */ \ + /* pulse Width [1..64 Tpix] */ \ + (((Tpix) - 1) << FShft (LCCR1_HSW)) +#define LCCR1_ELW Fld (8, 16) /* End-of-Line pixel clock Wait */ + /* count - 1 [Tpix] */ +#define LCCR1_EndLnDel(Tpix) /* End-of-Line Delay */ \ + /* [1..256 Tpix] */ \ + (((Tpix) - 1) << FShft (LCCR1_ELW)) +#define LCCR1_BLW Fld (8, 24) /* Beginning-of-Line pixel clock */ + /* Wait count - 1 [Tpix] */ +#define LCCR1_BegLnDel(Tpix) /* Beginning-of-Line Delay */ \ + /* [1..256 Tpix] */ \ + (((Tpix) - 1) << FShft (LCCR1_BLW)) + +#define LCCR2_LPP Fld (10, 0) /* Line Per Panel - 1 */ +#define LCCR2_DisHght(Line) /* Display Height [1..1024 lines] */ \ + (((Line) - 1) << FShft (LCCR2_LPP)) +#define LCCR2_VSW Fld (6, 10) /* Vertical Synchronization pulse */ + /* Width - 1 [Tln] (L_FCLK) */ +#define LCCR2_VrtSnchWdth(Tln) /* Vertical Synchronization pulse */ \ + /* Width [1..64 Tln] */ \ + (((Tln) - 1) << FShft (LCCR2_VSW)) +#define LCCR2_EFW Fld (8, 16) /* End-of-Frame line clock Wait */ + /* count [Tln] */ +#define LCCR2_EndFrmDel(Tln) /* End-of-Frame Delay */ \ + /* [0..255 Tln] */ \ + ((Tln) << FShft (LCCR2_EFW)) +#define LCCR2_BFW Fld (8, 24) /* Beginning-of-Frame line clock */ + /* Wait count [Tln] */ +#define LCCR2_BegFrmDel(Tln) /* Beginning-of-Frame Delay */ \ + /* [0..255 Tln] */ \ + ((Tln) << FShft (LCCR2_BFW)) + +#define LCCR3_PCD Fld (8, 0) /* Pixel Clock Divisor/2 - 2 */ + /* [1..255] (L_PCLK) */ + /* fpix = fcpu/(2*(PCD + 2)) */ + /* Tpix = 2*(PCD + 2)*Tcpu */ +#define LCCR3_PixClkDiv(Div) /* Pixel Clock Divisor [6..514] */ \ + (((Div) - 4)/2 << FShft (LCCR3_PCD)) + /* fpix = fcpu/(2*Floor (Div/2)) */ + /* Tpix = 2*Floor (Div/2)*Tcpu */ +#define LCCR3_CeilPixClkDiv(Div) /* Ceil. of PixClkDiv [6..514] */ \ + (((Div) - 3)/2 << FShft (LCCR3_PCD)) + /* fpix = fcpu/(2*Ceil (Div/2)) */ + /* Tpix = 2*Ceil (Div/2)*Tcpu */ +#define LCCR3_ACB Fld (8, 8) /* AC Bias clock half period - 1 */ + /* [Tln] (L_BIAS) */ +#define LCCR3_ACBsDiv(Div) /* AC Bias clock Divisor [2..512] */ \ + (((Div) - 2)/2 << FShft (LCCR3_ACB)) + /* fac = fln/(2*Floor (Div/2)) */ + /* Tac = 2*Floor (Div/2)*Tln */ +#define LCCR3_CeilACBsDiv(Div) /* Ceil. of ACBsDiv [2..512] */ \ + (((Div) - 1)/2 << FShft (LCCR3_ACB)) + /* fac = fln/(2*Ceil (Div/2)) */ + /* Tac = 2*Ceil (Div/2)*Tln */ +#define LCCR3_API Fld (4, 16) /* AC bias Pin transitions per */ + /* Interrupt */ +#define LCCR3_ACBsCntOff /* AC Bias clock transition Count */ \ + /* Off */ \ + (0 << FShft (LCCR3_API)) +#define LCCR3_ACBsCnt(Trans) /* AC Bias clock transition Count */ \ + /* [1..15] */ \ + ((Trans) << FShft (LCCR3_API)) +#define LCCR3_VSP 0x00100000 /* Vertical Synchronization pulse */ + /* Polarity (L_FCLK) */ +#define LCCR3_VrtSnchH (LCCR3_VSP*0) /* Vertical Synchronization pulse */ + /* active High */ +#define LCCR3_VrtSnchL (LCCR3_VSP*1) /* Vertical Synchronization pulse */ + /* active Low */ +#define LCCR3_HSP 0x00200000 /* Horizontal Synchronization */ + /* pulse Polarity (L_LCLK) */ +#define LCCR3_HorSnchH (LCCR3_HSP*0) /* Horizontal Synchronization */ + /* pulse active High */ +#define LCCR3_HorSnchL (LCCR3_HSP*1) /* Horizontal Synchronization */ + /* pulse active Low */ +#define LCCR3_PCP 0x00400000 /* Pixel Clock Polarity (L_PCLK) */ +#define LCCR3_PixRsEdg (LCCR3_PCP*0) /* Pixel clock Rising-Edge */ +#define LCCR3_PixFlEdg (LCCR3_PCP*1) /* Pixel clock Falling-Edge */ +#define LCCR3_OEP 0x00800000 /* Output Enable Polarity (L_BIAS, */ + /* active display mode) */ +#define LCCR3_OutEnH (LCCR3_OEP*0) /* Output Enable active High */ +#define LCCR3_OutEnL (LCCR3_OEP*1) /* Output Enable active Low */ diff --git a/kernel/arch/arm/mach-sa1100/include/mach/SA-1101.h b/kernel/arch/arm/mach-sa1100/include/mach/SA-1101.h new file mode 100644 index 000000000..5d2ad7db9 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/SA-1101.h @@ -0,0 +1,925 @@ +/* + * SA-1101.h + * + * Copyright (c) Peter Danielsson 1999 + * + * Definition of constants related to the sa1101 + * support chip for the sa1100 + * + */ + + +/* Be sure that virtual mapping is defined right */ +#ifndef __ASM_ARCH_HARDWARE_H +#error You must include hardware.h not SA-1101.h +#endif + +#ifndef SA1101_BASE +#error You must define SA-1101 physical base address +#endif + +#ifndef LANGUAGE +# ifdef __ASSEMBLY__ +# define LANGUAGE Assembly +# else +# define LANGUAGE C +# endif +#endif + +/* + * We have mapped the sa1101 depending on the value of SA1101_BASE. + * It then appears from 0xf4000000. + */ + +#define SA1101_p2v( x ) ((x) - SA1101_BASE + 0xf4000000) +#define SA1101_v2p( x ) ((x) - 0xf4000000 + SA1101_BASE) + +#ifndef SA1101_p2v +#define SA1101_p2v(PhAdd) (PhAdd) +#endif + +#include <mach/bitfield.h> + +#define C 0 +#define Assembly 1 + + +/* + * Memory map + */ + +#define __SHMEM_CONTROL0 0x00000000 +#define __SYSTEM_CONTROL1 0x00000400 +#define __ARBITER 0x00020000 +#define __SYSTEM_CONTROL2 0x00040000 +#define __SYSTEM_CONTROL3 0x00060000 +#define __PARALLEL_PORT 0x00080000 +#define __VIDMEM_CONTROL 0x00100000 +#define __UPDATE_FIFO 0x00120000 +#define __SHMEM_CONTROL1 0x00140000 +#define __INTERRUPT_CONTROL 0x00160000 +#define __USB_CONTROL 0x00180000 +#define __TRACK_INTERFACE 0x001a0000 +#define __MOUSE_INTERFACE 0x001b0000 +#define __KEYPAD_INTERFACE 0x001c0000 +#define __PCMCIA_INTERFACE 0x001e0000 +#define __VGA_CONTROL 0x00200000 +#define __GPIO_INTERFACE 0x00300000 + +/* + * Macro that calculates real address for registers in the SA-1101 + */ + +#define _SA1101( x ) ((x) + SA1101_BASE) + +/* + * Interface and shared memory controller registers + * + * Registers + * SKCR SA-1101 control register (read/write) + * SMCR Shared Memory Controller Register + * SNPR Snoop Register + */ + +#define _SKCR _SA1101( 0x00000000 ) /* SA-1101 Control Reg. */ +#define _SMCR _SA1101( 0x00140000 ) /* Shared Mem. Control Reg. */ +#define _SNPR _SA1101( 0x00140400 ) /* Snoop Reg. */ + +#if LANGUAGE == C +#define SKCR (*((volatile Word *) SA1101_p2v (_SKCR))) +#define SMCR (*((volatile Word *) SA1101_p2v (_SMCR))) +#define SNPR (*((volatile Word *) SA1101_p2v (_SNPR))) + +#define SKCR_PLLEn 0x0001 /* Enable On-Chip PLL */ +#define SKCR_BCLKEn 0x0002 /* Enables BCLK */ +#define SKCR_Sleep 0x0004 /* Sleep Mode */ +#define SKCR_IRefEn 0x0008 /* DAC Iref input enable */ +#define SKCR_VCOON 0x0010 /* VCO bias */ +#define SKCR_ScanTestEn 0x0020 /* Enables scan test */ +#define SKCR_ClockTestEn 0x0040 /* Enables clock test */ + +#define SMCR_DCAC Fld(2,0) /* Number of column address bits */ +#define SMCR_DRAC Fld(2,2) /* Number of row address bits */ +#define SMCR_ArbiterBias 0x0008 /* favor video or USB */ +#define SMCR_TopVidMem Fld(4,5) /* Top 4 bits of vidmem addr. */ + +#define SMCR_ColAdrBits( x ) /* col. addr bits 8..11 */ \ + (( (x) - 8 ) << FShft (SMCR_DCAC)) +#define SMCR_RowAdrBits( x ) /* row addr bits 9..12 */\ + (( (x) - 9 ) << FShft (SMCR_DRAC)) + +#define SNPR_VFBstart Fld(12,0) /* Video frame buffer addr */ +#define SNPR_VFBsize Fld(11,12) /* Video frame buffer size */ +#define SNPR_WholeBank (1 << 23) /* Whole bank bit */ +#define SNPR_BankSelect Fld(2,27) /* Bank select */ +#define SNPR_SnoopEn (1 << 31) /* Enable snoop operation */ + +#define SNPR_Set_VFBsize( x ) /* set frame buffer size (in kb) */ \ + ( (x) << FShft (SNPR_VFBsize)) +#define SNPR_Select_Bank(x) /* select bank 0 or 1 */ \ + (( (x) + 1 ) << FShft (SNPR_BankSelect )) + +#endif /* LANGUAGE == C */ + +/* + * Video Memory Controller + * + * Registers + * VMCCR Configuration register + * VMCAR VMC address register + * VMCDR VMC data register + * + */ + +#define _VMCCR _SA1101( 0x00100000 ) /* Configuration register */ +#define _VMCAR _SA1101( 0x00101000 ) /* VMC address register */ +#define _VMCDR _SA1101( 0x00101400 ) /* VMC data register */ + +#if LANGUAGE == C +#define VMCCR (*((volatile Word *) SA1101_p2v (_VMCCR))) +#define VMCAR (*((volatile Word *) SA1101_p2v (_VMCAR))) +#define VMCDR (*((volatile Word *) SA1101_p2v (_VMCDR))) + +#define VMCCR_RefreshEn 0x0000 /* Enable memory refresh */ +#define VMCCR_Config 0x0001 /* DRAM size */ +#define VMCCR_RefPeriod Fld(2,3) /* Refresh period */ +#define VMCCR_StaleDataWait Fld(4,5) /* Stale FIFO data timeout counter */ +#define VMCCR_SleepState (1<<9) /* State of interface pins in sleep*/ +#define VMCCR_RefTest (1<<10) /* refresh test */ +#define VMCCR_RefLow Fld(6,11) /* refresh low counter */ +#define VMCCR_RefHigh Fld(7,17) /* refresh high counter */ +#define VMCCR_SDTCTest Fld(7,24) /* stale data timeout counter */ +#define VMCCR_ForceSelfRef (1<<31) /* Force self refresh */ + +#endif LANGUAGE == C + + +/* Update FIFO + * + * Registers + * UFCR Update FIFO Control Register + * UFSR Update FIFO Status Register + * UFLVLR update FIFO level register + * UFDR update FIFO data register + */ + +#define _UFCR _SA1101(0x00120000) /* Update FIFO Control Reg. */ +#define _UFSR _SA1101(0x00120400) /* Update FIFO Status Reg. */ +#define _UFLVLR _SA1101(0x00120800) /* Update FIFO level reg. */ +#define _UFDR _SA1101(0x00120c00) /* Update FIFO data reg. */ + +#if LANGUAGE == C + +#define UFCR (*((volatile Word *) SA1101_p2v (_UFCR))) +#define UFSR (*((volatile Word *) SA1101_p2v (_UFSR))) +#define UFLVLR (*((volatile Word *) SA1101_p2v (_UFLVLR))) +#define UFDR (*((volatile Word *) SA1101_p2v (_UFDR))) + + +#define UFCR_FifoThreshhold Fld(7,0) /* Level for FifoGTn flag */ + +#define UFSR_FifoGTnFlag 0x01 /* FifoGTn flag */#define UFSR_FifoEmpty 0x80 /* FIFO is empty */ + +#endif /* LANGUAGE == C */ + +/* System Controller + * + * Registers + * SKPCR Power Control Register + * SKCDR Clock Divider Register + * DACDR1 DAC1 Data register + * DACDR2 DAC2 Data register + */ + +#define _SKPCR _SA1101(0x00000400) +#define _SKCDR _SA1101(0x00040000) +#define _DACDR1 _SA1101(0x00060000) +#define _DACDR2 _SA1101(0x00060400) + +#if LANGUAGE == C +#define SKPCR (*((volatile Word *) SA1101_p2v (_SKPCR))) +#define SKCDR (*((volatile Word *) SA1101_p2v (_SKCDR))) +#define DACDR1 (*((volatile Word *) SA1101_p2v (_DACDR1))) +#define DACDR2 (*((volatile Word *) SA1101_p2v (_DACDR2))) + +#define SKPCR_UCLKEn 0x01 /* USB Enable */ +#define SKPCR_PCLKEn 0x02 /* PS/2 Enable */ +#define SKPCR_ICLKEn 0x04 /* Interrupt Controller Enable */ +#define SKPCR_VCLKEn 0x08 /* Video Controller Enable */ +#define SKPCR_PICLKEn 0x10 /* parallel port Enable */ +#define SKPCR_DCLKEn 0x20 /* DACs Enable */ +#define SKPCR_nKPADEn 0x40 /* Multiplexer */ + +#define SKCDR_PLLMul Fld(7,0) /* PLL Multiplier */ +#define SKCDR_VCLKEn Fld(2,7) /* Video controller clock divider */ +#define SKDCR_BCLKEn (1<<9) /* BCLK Divider */ +#define SKDCR_UTESTCLKEn (1<<10) /* Route USB clock during test mode */ +#define SKDCR_DivRValue Fld(6,11) /* Input clock divider for PLL */ +#define SKDCR_DivNValue Fld(5,17) /* Output clock divider for PLL */ +#define SKDCR_PLLRSH Fld(3,22) /* PLL bandwidth control */ +#define SKDCR_ChargePump (1<<25) /* Charge pump control */ +#define SKDCR_ClkTestMode (1<<26) /* Clock output test mode */ +#define SKDCR_ClkTestEn (1<<27) /* Test clock generator */ +#define SKDCR_ClkJitterCntl Fld(3,28) /* video clock jitter compensation */ + +#define DACDR_DACCount Fld(8,0) /* Count value */ +#define DACDR1_DACCount DACDR_DACCount +#define DACDR2_DACCount DACDR_DACCount + +#endif /* LANGUAGE == C */ + +/* + * Parallel Port Interface + * + * Registers + * IEEE_Config IEEE mode selection and programmable attributes + * IEEE_Control Controls the states of IEEE port control outputs + * IEEE_Data Forward transfer data register + * IEEE_Addr Forward transfer address register + * IEEE_Status Port IO signal status register + * IEEE_IntStatus Port interrupts status register + * IEEE_FifoLevels Rx and Tx FIFO interrupt generation levels + * IEEE_InitTime Forward timeout counter initial value + * IEEE_TimerStatus Forward timeout counter current value + * IEEE_FifoReset Reset forward transfer FIFO + * IEEE_ReloadValue Counter reload value + * IEEE_TestControl Control testmode + * IEEE_TestDataIn Test data register + * IEEE_TestDataInEn Enable test data + * IEEE_TestCtrlIn Test control signals + * IEEE_TestCtrlInEn Enable test control signals + * IEEE_TestDataStat Current data bus value + * + */ + +/* + * The control registers are defined as offsets from a base address + */ + +#define _IEEE( x ) _SA1101( (x) + __PARALLEL_PORT ) + +#define _IEEE_Config _IEEE( 0x0000 ) +#define _IEEE_Control _IEEE( 0x0400 ) +#define _IEEE_Data _IEEE( 0x4000 ) +#define _IEEE_Addr _IEEE( 0x0800 ) +#define _IEEE_Status _IEEE( 0x0c00 ) +#define _IEEE_IntStatus _IEEE( 0x1000 ) +#define _IEEE_FifoLevels _IEEE( 0x1400 ) +#define _IEEE_InitTime _IEEE( 0x1800 ) +#define _IEEE_TimerStatus _IEEE( 0x1c00 ) +#define _IEEE_FifoReset _IEEE( 0x2000 ) +#define _IEEE_ReloadValue _IEEE( 0x3c00 ) +#define _IEEE_TestControl _IEEE( 0x2400 ) +#define _IEEE_TestDataIn _IEEE( 0x2800 ) +#define _IEEE_TestDataInEn _IEEE( 0x2c00 ) +#define _IEEE_TestCtrlIn _IEEE( 0x3000 ) +#define _IEEE_TestCtrlInEn _IEEE( 0x3400 ) +#define _IEEE_TestDataStat _IEEE( 0x3800 ) + + +#if LANGUAGE == C +#define IEEE_Config (*((volatile Word *) SA1101_p2v (_IEEE_Config))) +#define IEEE_Control (*((volatile Word *) SA1101_p2v (_IEEE_Control))) +#define IEEE_Data (*((volatile Word *) SA1101_p2v (_IEEE_Data))) +#define IEEE_Addr (*((volatile Word *) SA1101_p2v (_IEEE_Addr))) +#define IEEE_Status (*((volatile Word *) SA1101_p2v (_IEEE_Status))) +#define IEEE_IntStatus (*((volatile Word *) SA1101_p2v (_IEEE_IntStatus))) +#define IEEE_FifoLevels (*((volatile Word *) SA1101_p2v (_IEEE_FifoLevels))) +#define IEEE_InitTime (*((volatile Word *) SA1101_p2v (_IEEE_InitTime))) +#define IEEE_TimerStatus (*((volatile Word *) SA1101_p2v (_IEEE_TimerStatus))) +#define IEEE_FifoReset (*((volatile Word *) SA1101_p2v (_IEEE_FifoReset))) +#define IEEE_ReloadValue (*((volatile Word *) SA1101_p2v (_IEEE_ReloadValue))) +#define IEEE_TestControl (*((volatile Word *) SA1101_p2v (_IEEE_TestControl))) +#define IEEE_TestDataIn (*((volatile Word *) SA1101_p2v (_IEEE_TestDataIn))) +#define IEEE_TestDataInEn (*((volatile Word *) SA1101_p2v (_IEEE_TestDataInEn))) +#define IEEE_TestCtrlIn (*((volatile Word *) SA1101_p2v (_IEEE_TestCtrlIn))) +#define IEEE_TestCtrlInEn (*((volatile Word *) SA1101_p2v (_IEEE_TestCtrlInEn))) +#define IEEE_TestDataStat (*((volatile Word *) SA1101_p2v (_IEEE_TestDataStat))) + + +#define IEEE_Config_M Fld(3,0) /* Mode select */ +#define IEEE_Config_D 0x04 /* FIFO access enable */ +#define IEEE_Config_B 0x08 /* 9-bit word enable */ +#define IEEE_Config_T 0x10 /* Data transfer enable */ +#define IEEE_Config_A 0x20 /* Data transfer direction */ +#define IEEE_Config_E 0x40 /* Timer enable */ +#define IEEE_Control_A 0x08 /* AutoFd output */ +#define IEEE_Control_E 0x04 /* Selectin output */ +#define IEEE_Control_T 0x02 /* Strobe output */ +#define IEEE_Control_I 0x01 /* Port init output */ +#define IEEE_Data_C (1<<31) /* Byte count */ +#define IEEE_Data_Db Fld(9,16) /* Data byte 2 */ +#define IEEE_Data_Da Fld(9,0) /* Data byte 1 */ +#define IEEE_Addr_A Fld(8,0) /* forward address transfer byte */ +#define IEEE_Status_A 0x0100 /* nAutoFd port output status */ +#define IEEE_Status_E 0x0080 /* nSelectIn port output status */ +#define IEEE_Status_T 0x0040 /* nStrobe port output status */ +#define IEEE_Status_I 0x0020 /* nInit port output status */ +#define IEEE_Status_B 0x0010 /* Busy port inout status */ +#define IEEE_Status_S 0x0008 /* Select port input status */ +#define IEEE_Status_K 0x0004 /* nAck port input status */ +#define IEEE_Status_F 0x0002 /* nFault port input status */ +#define IEEE_Status_R 0x0001 /* pError port input status */ + +#define IEEE_IntStatus_IntReqDat 0x0100 +#define IEEE_IntStatus_IntReqEmp 0x0080 +#define IEEE_IntStatus_IntReqInt 0x0040 +#define IEEE_IntStatus_IntReqRav 0x0020 +#define IEEE_IntStatus_IntReqTim 0x0010 +#define IEEE_IntStatus_RevAddrComp 0x0008 +#define IEEE_IntStatus_RevDataComp 0x0004 +#define IEEE_IntStatus_FwdAddrComp 0x0002 +#define IEEE_IntStatus_FwdDataComp 0x0001 +#define IEEE_FifoLevels_RevFifoLevel 2 +#define IEEE_FifoLevels_FwdFifoLevel 1 +#define IEEE_InitTime_TimValInit Fld(22,0) +#define IEEE_TimerStatus_TimValStat Fld(22,0) +#define IEEE_ReloadValue_Reload Fld(4,0) + +#define IEEE_TestControl_RegClk 0x04 +#define IEEE_TestControl_ClockSelect Fld(2,1) +#define IEEE_TestControl_TimerTestModeEn 0x01 +#define IEEE_TestCtrlIn_PError 0x10 +#define IEEE_TestCtrlIn_nFault 0x08 +#define IEEE_TestCtrlIn_nAck 0x04 +#define IEEE_TestCtrlIn_PSel 0x02 +#define IEEE_TestCtrlIn_Busy 0x01 + +#endif /* LANGUAGE == C */ + +/* + * VGA Controller + * + * Registers + * VideoControl Video Control Register + * VgaTiming0 VGA Timing Register 0 + * VgaTiming1 VGA Timing Register 1 + * VgaTiming2 VGA Timing Register 2 + * VgaTiming3 VGA Timing Register 3 + * VgaBorder VGA Border Color Register + * VgaDBAR VGADMA Base Address Register + * VgaDCAR VGADMA Channel Current Address Register + * VgaStatus VGA Status Register + * VgaInterruptMask VGA Interrupt Mask Register + * VgaPalette VGA Palette Registers + * DacControl DAC Control Register + * VgaTest VGA Controller Test Register + */ + +#define _VGA( x ) _SA1101( ( x ) + __VGA_CONTROL ) + +#define _VideoControl _VGA( 0x0000 ) +#define _VgaTiming0 _VGA( 0x0400 ) +#define _VgaTiming1 _VGA( 0x0800 ) +#define _VgaTiming2 _VGA( 0x0c00 ) +#define _VgaTiming3 _VGA( 0x1000 ) +#define _VgaBorder _VGA( 0x1400 ) +#define _VgaDBAR _VGA( 0x1800 ) +#define _VgaDCAR _VGA( 0x1c00 ) +#define _VgaStatus _VGA( 0x2000 ) +#define _VgaInterruptMask _VGA( 0x2400 ) +#define _VgaPalette _VGA( 0x40000 ) +#define _DacControl _VGA( 0x3000 ) +#define _VgaTest _VGA( 0x2c00 ) + +#if (LANGUAGE == C) +#define VideoControl (*((volatile Word *) SA1101_p2v (_VideoControl))) +#define VgaTiming0 (*((volatile Word *) SA1101_p2v (_VgaTiming0))) +#define VgaTiming1 (*((volatile Word *) SA1101_p2v (_VgaTiming1))) +#define VgaTiming2 (*((volatile Word *) SA1101_p2v (_VgaTiming2))) +#define VgaTiming3 (*((volatile Word *) SA1101_p2v (_VgaTiming3))) +#define VgaBorder (*((volatile Word *) SA1101_p2v (_VgaBorder))) +#define VgaDBAR (*((volatile Word *) SA1101_p2v (_VgaDBAR))) +#define VgaDCAR (*((volatile Word *) SA1101_p2v (_VgaDCAR))) +#define VgaStatus (*((volatile Word *) SA1101_p2v (_VgaStatus))) +#define VgaInterruptMask (*((volatile Word *) SA1101_p2v (_VgaInterruptMask))) +#define VgaPalette (*((volatile Word *) SA1101_p2v (_VgaPalette))) +#define DacControl (*((volatile Word *) SA1101_p2v (_DacControl))) +#define VgaTest (*((volatile Word *) SA1101_p2v (_VgaTest))) + +#define VideoControl_VgaEn 0x00000000 +#define VideoControl_BGR 0x00000001 +#define VideoControl_VCompVal Fld(2,2) +#define VideoControl_VgaReq Fld(4,4) +#define VideoControl_VBurstL Fld(4,8) +#define VideoControl_VMode (1<<12) +#define VideoControl_PalRead (1<<13) + +#define VgaTiming0_PPL Fld(6,2) +#define VgaTiming0_HSW Fld(8,8) +#define VgaTiming0_HFP Fld(8,16) +#define VgaTiming0_HBP Fld(8,24) + +#define VgaTiming1_LPS Fld(10,0) +#define VgaTiming1_VSW Fld(6,10) +#define VgaTiming1_VFP Fld(8,16) +#define VgaTiming1_VBP Fld(8,24) + +#define VgaTiming2_IVS 0x01 +#define VgaTiming2_IHS 0x02 +#define VgaTiming2_CVS 0x04 +#define VgaTiming2_CHS 0x08 + +#define VgaTiming3_HBS Fld(8,0) +#define VgaTiming3_HBE Fld(8,8) +#define VgaTiming3_VBS Fld(8,16) +#define VgaTiming3_VBE Fld(8,24) + +#define VgaBorder_BCOL Fld(24,0) + +#define VgaStatus_VFUF 0x01 +#define VgaStatus_VNext 0x02 +#define VgaStatus_VComp 0x04 + +#define VgaInterruptMask_VFUFMask 0x00 +#define VgaInterruptMask_VNextMask 0x01 +#define VgaInterruptMask_VCompMask 0x02 + +#define VgaPalette_R Fld(8,0) +#define VgaPalette_G Fld(8,8) +#define VgaPalette_B Fld(8,16) + +#define DacControl_DACON 0x0001 +#define DacControl_COMPON 0x0002 +#define DacControl_PEDON 0x0004 +#define DacControl_RTrim Fld(5,4) +#define DacControl_GTrim Fld(5,9) +#define DacControl_BTrim Fld(5,14) + +#define VgaTest_TDAC 0x00 +#define VgaTest_Datatest Fld(4,1) +#define VgaTest_DACTESTDAC 0x10 +#define VgaTest_DACTESTOUT Fld(3,5) + +#endif /* LANGUAGE == C */ + +/* + * USB Host Interface Controller + * + * Registers + * Revision + * Control + * CommandStatus + * InterruptStatus + * InterruptEnable + * HCCA + * PeriodCurrentED + * ControlHeadED + * BulkHeadED + * BulkCurrentED + * DoneHead + * FmInterval + * FmRemaining + * FmNumber + * PeriodicStart + * LSThreshold + * RhDescriptorA + * RhDescriptorB + * RhStatus + * RhPortStatus + * USBStatus + * USBReset + * USTAR + * USWER + * USRFR + * USNFR + * USTCSR + * USSR + * + */ + +#define _USB( x ) _SA1101( ( x ) + __USB_CONTROL ) + + +#define _Revision _USB( 0x0000 ) +#define _Control _USB( 0x0888 ) +#define _CommandStatus _USB( 0x0c00 ) +#define _InterruptStatus _USB( 0x1000 ) +#define _InterruptEnable _USB( 0x1400 ) +#define _HCCA _USB( 0x1800 ) +#define _PeriodCurrentED _USB( 0x1c00 ) +#define _ControlHeadED _USB( 0x2000 ) +#define _BulkHeadED _USB( 0x2800 ) +#define _BulkCurrentED _USB( 0x2c00 ) +#define _DoneHead _USB( 0x3000 ) +#define _FmInterval _USB( 0x3400 ) +#define _FmRemaining _USB( 0x3800 ) +#define _FmNumber _USB( 0x3c00 ) +#define _PeriodicStart _USB( 0x4000 ) +#define _LSThreshold _USB( 0x4400 ) +#define _RhDescriptorA _USB( 0x4800 ) +#define _RhDescriptorB _USB( 0x4c00 ) +#define _RhStatus _USB( 0x5000 ) +#define _RhPortStatus _USB( 0x5400 ) +#define _USBStatus _USB( 0x11800 ) +#define _USBReset _USB( 0x11c00 ) + +#define _USTAR _USB( 0x10400 ) +#define _USWER _USB( 0x10800 ) +#define _USRFR _USB( 0x10c00 ) +#define _USNFR _USB( 0x11000 ) +#define _USTCSR _USB( 0x11400 ) +#define _USSR _USB( 0x11800 ) + + +#if (LANGUAGE == C) + +#define Revision (*((volatile Word *) SA1101_p2v (_Revision))) +#define Control (*((volatile Word *) SA1101_p2v (_Control))) +#define CommandStatus (*((volatile Word *) SA1101_p2v (_CommandStatus))) +#define InterruptStatus (*((volatile Word *) SA1101_p2v (_InterruptStatus))) +#define InterruptEnable (*((volatile Word *) SA1101_p2v (_InterruptEnable))) +#define HCCA (*((volatile Word *) SA1101_p2v (_HCCA))) +#define PeriodCurrentED (*((volatile Word *) SA1101_p2v (_PeriodCurrentED))) +#define ControlHeadED (*((volatile Word *) SA1101_p2v (_ControlHeadED))) +#define BulkHeadED (*((volatile Word *) SA1101_p2v (_BulkHeadED))) +#define BulkCurrentED (*((volatile Word *) SA1101_p2v (_BulkCurrentED))) +#define DoneHead (*((volatile Word *) SA1101_p2v (_DoneHead))) +#define FmInterval (*((volatile Word *) SA1101_p2v (_FmInterval))) +#define FmRemaining (*((volatile Word *) SA1101_p2v (_FmRemaining))) +#define FmNumber (*((volatile Word *) SA1101_p2v (_FmNumber))) +#define PeriodicStart (*((volatile Word *) SA1101_p2v (_PeriodicStart))) +#define LSThreshold (*((volatile Word *) SA1101_p2v (_LSThreshold))) +#define RhDescriptorA (*((volatile Word *) SA1101_p2v (_RhDescriptorA))) +#define RhDescriptorB (*((volatile Word *) SA1101_p2v (_RhDescriptorB))) +#define RhStatus (*((volatile Word *) SA1101_p2v (_RhStatus))) +#define RhPortStatus (*((volatile Word *) SA1101_p2v (_RhPortStatus))) +#define USBStatus (*((volatile Word *) SA1101_p2v (_USBStatus))) +#define USBReset (*((volatile Word *) SA1101_p2v (_USBReset))) +#define USTAR (*((volatile Word *) SA1101_p2v (_USTAR))) +#define USWER (*((volatile Word *) SA1101_p2v (_USWER))) +#define USRFR (*((volatile Word *) SA1101_p2v (_USRFR))) +#define USNFR (*((volatile Word *) SA1101_p2v (_USNFR))) +#define USTCSR (*((volatile Word *) SA1101_p2v (_USTCSR))) +#define USSR (*((volatile Word *) SA1101_p2v (_USSR))) + + +#define USBStatus_IrqHciRmtWkp (1<<7) +#define USBStatus_IrqHciBuffAcc (1<<8) +#define USBStatus_nIrqHciM (1<<9) +#define USBStatus_nHciMFClr (1<<10) + +#define USBReset_ForceIfReset 0x01 +#define USBReset_ForceHcReset 0x02 +#define USBReset_ClkGenReset 0x04 + +#define USTCR_RdBstCntrl Fld(3,0) +#define USTCR_ByteEnable Fld(4,3) +#define USTCR_WriteEn (1<<7) +#define USTCR_FifoCir (1<<8) +#define USTCR_TestXferSel (1<<9) +#define USTCR_FifoCirAtEnd (1<<10) +#define USTCR_nSimScaleDownClk (1<<11) + +#define USSR_nAppMDEmpty 0x01 +#define USSR_nAppMDFirst 0x02 +#define USSR_nAppMDLast 0x04 +#define USSR_nAppMDFull 0x08 +#define USSR_nAppMAFull 0x10 +#define USSR_XferReq 0x20 +#define USSR_XferEnd 0x40 + +#endif /* LANGUAGE == C */ + + +/* + * Interrupt Controller + * + * Registers + * INTTEST0 Test register 0 + * INTTEST1 Test register 1 + * INTENABLE0 Interrupt Enable register 0 + * INTENABLE1 Interrupt Enable register 1 + * INTPOL0 Interrupt Polarity selection 0 + * INTPOL1 Interrupt Polarity selection 1 + * INTTSTSEL Interrupt source selection + * INTSTATCLR0 Interrupt Status 0 + * INTSTATCLR1 Interrupt Status 1 + * INTSET0 Interrupt Set 0 + * INTSET1 Interrupt Set 1 + */ + +#define _INT( x ) _SA1101( ( x ) + __INTERRUPT_CONTROL) + +#define _INTTEST0 _INT( 0x1000 ) +#define _INTTEST1 _INT( 0x1400 ) +#define _INTENABLE0 _INT( 0x2000 ) +#define _INTENABLE1 _INT( 0x2400 ) +#define _INTPOL0 _INT( 0x3000 ) +#define _INTPOL1 _INT( 0x3400 ) +#define _INTTSTSEL _INT( 0x5000 ) +#define _INTSTATCLR0 _INT( 0x6000 ) +#define _INTSTATCLR1 _INT( 0x6400 ) +#define _INTSET0 _INT( 0x7000 ) +#define _INTSET1 _INT( 0x7400 ) + +#if ( LANGUAGE == C ) +#define INTTEST0 (*((volatile Word *) SA1101_p2v (_INTTEST0))) +#define INTTEST1 (*((volatile Word *) SA1101_p2v (_INTTEST1))) +#define INTENABLE0 (*((volatile Word *) SA1101_p2v (_INTENABLE0))) +#define INTENABLE1 (*((volatile Word *) SA1101_p2v (_INTENABLE1))) +#define INTPOL0 (*((volatile Word *) SA1101_p2v (_INTPOL0))) +#define INTPOL1 (*((volatile Word *) SA1101_p2v (_INTPOL1))) +#define INTTSTSEL (*((volatile Word *) SA1101_p2v (_INTTSTSEL))) +#define INTSTATCLR0 (*((volatile Word *) SA1101_p2v (_INTSTATCLR0))) +#define INTSTATCLR1 (*((volatile Word *) SA1101_p2v (_INTSTATCLR1))) +#define INTSET0 (*((volatile Word *) SA1101_p2v (_INTSET0))) +#define INTSET1 (*((volatile Word *) SA1101_p2v (_INTSET1))) + +#endif /* LANGUAGE == C */ + +/* + * PS/2 Trackpad and Mouse Interfaces + * + * Registers (prefix kbd applies to trackpad interface, mse to mouse) + * KBDCR Control Register + * KBDSTAT Status Register + * KBDDATA Transmit/Receive Data register + * KBDCLKDIV Clock Division Register + * KBDPRECNT Clock Precount Register + * KBDTEST1 Test register 1 + * KBDTEST2 Test register 2 + * KBDTEST3 Test register 3 + * KBDTEST4 Test register 4 + * MSECR + * MSESTAT + * MSEDATA + * MSECLKDIV + * MSEPRECNT + * MSETEST1 + * MSETEST2 + * MSETEST3 + * MSETEST4 + * + */ + +#define _KBD( x ) _SA1101( ( x ) + __TRACK_INTERFACE ) +#define _MSE( x ) _SA1101( ( x ) + __MOUSE_INTERFACE ) + +#define _KBDCR _KBD( 0x0000 ) +#define _KBDSTAT _KBD( 0x0400 ) +#define _KBDDATA _KBD( 0x0800 ) +#define _KBDCLKDIV _KBD( 0x0c00 ) +#define _KBDPRECNT _KBD( 0x1000 ) +#define _KBDTEST1 _KBD( 0x2000 ) +#define _KBDTEST2 _KBD( 0x2400 ) +#define _KBDTEST3 _KBD( 0x2800 ) +#define _KBDTEST4 _KBD( 0x2c00 ) +#define _MSECR _MSE( 0x0000 ) +#define _MSESTAT _MSE( 0x0400 ) +#define _MSEDATA _MSE( 0x0800 ) +#define _MSECLKDIV _MSE( 0x0c00 ) +#define _MSEPRECNT _MSE( 0x1000 ) +#define _MSETEST1 _MSE( 0x2000 ) +#define _MSETEST2 _MSE( 0x2400 ) +#define _MSETEST3 _MSE( 0x2800 ) +#define _MSETEST4 _MSE( 0x2c00 ) + +#if ( LANGUAGE == C ) + +#define KBDCR (*((volatile Word *) SA1101_p2v (_KBDCR))) +#define KBDSTAT (*((volatile Word *) SA1101_p2v (_KBDSTAT))) +#define KBDDATA (*((volatile Word *) SA1101_p2v (_KBDDATA))) +#define KBDCLKDIV (*((volatile Word *) SA1101_p2v (_KBDCLKDIV))) +#define KBDPRECNT (*((volatile Word *) SA1101_p2v (_KBDPRECNT))) +#define KBDTEST1 (*((volatile Word *) SA1101_p2v (_KBDTEST1))) +#define KBDTEST2 (*((volatile Word *) SA1101_p2v (_KBDTEST2))) +#define KBDTEST3 (*((volatile Word *) SA1101_p2v (_KBDTEST3))) +#define KBDTEST4 (*((volatile Word *) SA1101_p2v (_KBDTEST4))) +#define MSECR (*((volatile Word *) SA1101_p2v (_MSECR))) +#define MSESTAT (*((volatile Word *) SA1101_p2v (_MSESTAT))) +#define MSEDATA (*((volatile Word *) SA1101_p2v (_MSEDATA))) +#define MSECLKDIV (*((volatile Word *) SA1101_p2v (_MSECLKDIV))) +#define MSEPRECNT (*((volatile Word *) SA1101_p2v (_MSEPRECNT))) +#define MSETEST1 (*((volatile Word *) SA1101_p2v (_MSETEST1))) +#define MSETEST2 (*((volatile Word *) SA1101_p2v (_MSETEST2))) +#define MSETEST3 (*((volatile Word *) SA1101_p2v (_MSETEST3))) +#define MSETEST4 (*((volatile Word *) SA1101_p2v (_MSETEST4))) + + +#define KBDCR_ENA 0x08 +#define KBDCR_FKD 0x02 +#define KBDCR_FKC 0x01 + +#define KBDSTAT_TXE 0x80 +#define KBDSTAT_TXB 0x40 +#define KBDSTAT_RXF 0x20 +#define KBDSTAT_RXB 0x10 +#define KBDSTAT_ENA 0x08 +#define KBDSTAT_RXP 0x04 +#define KBDSTAT_KBD 0x02 +#define KBDSTAT_KBC 0x01 + +#define KBDCLKDIV_DivVal Fld(4,0) + +#define MSECR_ENA 0x08 +#define MSECR_FKD 0x02 +#define MSECR_FKC 0x01 + +#define MSESTAT_TXE 0x80 +#define MSESTAT_TXB 0x40 +#define MSESTAT_RXF 0x20 +#define MSESTAT_RXB 0x10 +#define MSESTAT_ENA 0x08 +#define MSESTAT_RXP 0x04 +#define MSESTAT_MSD 0x02 +#define MSESTAT_MSC 0x01 + +#define MSECLKDIV_DivVal Fld(4,0) + +#define KBDTEST1_CD 0x80 +#define KBDTEST1_RC1 0x40 +#define KBDTEST1_MC 0x20 +#define KBDTEST1_C Fld(2,3) +#define KBDTEST1_T2 0x40 +#define KBDTEST1_T1 0x20 +#define KBDTEST1_T0 0x10 +#define KBDTEST2_TICBnRES 0x08 +#define KBDTEST2_RKC 0x04 +#define KBDTEST2_RKD 0x02 +#define KBDTEST2_SEL 0x01 +#define KBDTEST3_ms_16 0x80 +#define KBDTEST3_us_64 0x40 +#define KBDTEST3_us_16 0x20 +#define KBDTEST3_DIV8 0x10 +#define KBDTEST3_DIn 0x08 +#define KBDTEST3_CIn 0x04 +#define KBDTEST3_KD 0x02 +#define KBDTEST3_KC 0x01 +#define KBDTEST4_BC12 0x80 +#define KBDTEST4_BC11 0x40 +#define KBDTEST4_TRES 0x20 +#define KBDTEST4_CLKOE 0x10 +#define KBDTEST4_CRES 0x08 +#define KBDTEST4_RXB 0x04 +#define KBDTEST4_TXB 0x02 +#define KBDTEST4_SRX 0x01 + +#define MSETEST1_CD 0x80 +#define MSETEST1_RC1 0x40 +#define MSETEST1_MC 0x20 +#define MSETEST1_C Fld(2,3) +#define MSETEST1_T2 0x40 +#define MSETEST1_T1 0x20 +#define MSETEST1_T0 0x10 +#define MSETEST2_TICBnRES 0x08 +#define MSETEST2_RKC 0x04 +#define MSETEST2_RKD 0x02 +#define MSETEST2_SEL 0x01 +#define MSETEST3_ms_16 0x80 +#define MSETEST3_us_64 0x40 +#define MSETEST3_us_16 0x20 +#define MSETEST3_DIV8 0x10 +#define MSETEST3_DIn 0x08 +#define MSETEST3_CIn 0x04 +#define MSETEST3_KD 0x02 +#define MSETEST3_KC 0x01 +#define MSETEST4_BC12 0x80 +#define MSETEST4_BC11 0x40 +#define MSETEST4_TRES 0x20 +#define MSETEST4_CLKOE 0x10 +#define MSETEST4_CRES 0x08 +#define MSETEST4_RXB 0x04 +#define MSETEST4_TXB 0x02 +#define MSETEST4_SRX 0x01 + +#endif /* LANGUAGE == C */ + + +/* + * General-Purpose I/O Interface + * + * Registers + * PADWR Port A Data Write Register + * PBDWR Port B Data Write Register + * PADRR Port A Data Read Register + * PBDRR Port B Data Read Register + * PADDR Port A Data Direction Register + * PBDDR Port B Data Direction Register + * PASSR Port A Sleep State Register + * PBSSR Port B Sleep State Register + * + */ + +#define _PIO( x ) _SA1101( ( x ) + __GPIO_INTERFACE ) + +#define _PADWR _PIO( 0x0000 ) +#define _PBDWR _PIO( 0x0400 ) +#define _PADRR _PIO( 0x0000 ) +#define _PBDRR _PIO( 0x0400 ) +#define _PADDR _PIO( 0x0800 ) +#define _PBDDR _PIO( 0x0c00 ) +#define _PASSR _PIO( 0x1000 ) +#define _PBSSR _PIO( 0x1400 ) + + +#if ( LANGUAGE == C ) + + +#define PADWR (*((volatile Word *) SA1101_p2v (_PADWR))) +#define PBDWR (*((volatile Word *) SA1101_p2v (_PBDWR))) +#define PADRR (*((volatile Word *) SA1101_p2v (_PADRR))) +#define PBDRR (*((volatile Word *) SA1101_p2v (_PBDRR))) +#define PADDR (*((volatile Word *) SA1101_p2v (_PADDR))) +#define PBDDR (*((volatile Word *) SA1101_p2v (_PBDDR))) +#define PASSR (*((volatile Word *) SA1101_p2v (_PASSR))) +#define PBSSR (*((volatile Word *) SA1101_p2v (_PBSSR))) + +#endif + + + +/* + * Keypad Interface + * + * Registers + * PXDWR + * PXDRR + * PYDWR + * PYDRR + * + */ + +#define _KEYPAD( x ) _SA1101( ( x ) + __KEYPAD_INTERFACE ) + +#define _PXDWR _KEYPAD( 0x0000 ) +#define _PXDRR _KEYPAD( 0x0000 ) +#define _PYDWR _KEYPAD( 0x0400 ) +#define _PYDRR _KEYPAD( 0x0400 ) + +#if ( LANGUAGE == C ) + + +#define PXDWR (*((volatile Word *) SA1101_p2v (_PXDWR))) +#define PXDRR (*((volatile Word *) SA1101_p2v (_PXDRR))) +#define PYDWR (*((volatile Word *) SA1101_p2v (_PYDWR))) +#define PYDRR (*((volatile Word *) SA1101_p2v (_PYDRR))) + +#endif + + + +/* + * PCMCIA Interface + * + * Registers + * PCSR Status Register + * PCCR Control Register + * PCSSR Sleep State Register + * + */ + +#define _CARD( x ) _SA1101( ( x ) + __PCMCIA_INTERFACE ) + +#define _PCSR _CARD( 0x0000 ) +#define _PCCR _CARD( 0x0400 ) +#define _PCSSR _CARD( 0x0800 ) + +#if ( LANGUAGE == C ) +#define PCSR (*((volatile Word *) SA1101_p2v (_PCSR))) +#define PCCR (*((volatile Word *) SA1101_p2v (_PCCR))) +#define PCSSR (*((volatile Word *) SA1101_p2v (_PCSSR))) + +#define PCSR_S0_ready 0x0001 +#define PCSR_S1_ready 0x0002 +#define PCSR_S0_detected 0x0004 +#define PCSR_S1_detected 0x0008 +#define PCSR_S0_VS1 0x0010 +#define PCSR_S0_VS2 0x0020 +#define PCSR_S1_VS1 0x0040 +#define PCSR_S1_VS2 0x0080 +#define PCSR_S0_WP 0x0100 +#define PCSR_S1_WP 0x0200 +#define PCSR_S0_BVD1_nSTSCHG 0x0400 +#define PCSR_S0_BVD2_nSPKR 0x0800 +#define PCSR_S1_BVD1_nSTSCHG 0x1000 +#define PCSR_S1_BVD2_nSPKR 0x2000 + +#define PCCR_S0_VPP0 0x0001 +#define PCCR_S0_VPP1 0x0002 +#define PCCR_S0_VCC0 0x0004 +#define PCCR_S0_VCC1 0x0008 +#define PCCR_S1_VPP0 0x0010 +#define PCCR_S1_VPP1 0x0020 +#define PCCR_S1_VCC0 0x0040 +#define PCCR_S1_VCC1 0x0080 +#define PCCR_S0_reset 0x0100 +#define PCCR_S1_reset 0x0200 +#define PCCR_S0_float 0x0400 +#define PCCR_S1_float 0x0800 + +#define PCSSR_S0_VCC0 0x0001 +#define PCSSR_S0_VCC1 0x0002 +#define PCSSR_S0_VPP0 0x0004 +#define PCSSR_S0_VPP1 0x0008 +#define PCSSR_S0_control 0x0010 +#define PCSSR_S1_VCC0 0x0020 +#define PCSSR_S1_VCC1 0x0040 +#define PCSSR_S1_VPP0 0x0080 +#define PCSSR_S1_VPP1 0x0100 +#define PCSSR_S1_control 0x0200 + +#endif + +#undef C +#undef Assembly diff --git a/kernel/arch/arm/mach-sa1100/include/mach/assabet.h b/kernel/arch/arm/mach-sa1100/include/mach/assabet.h new file mode 100644 index 000000000..c23fcdb04 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/assabet.h @@ -0,0 +1,104 @@ +/* + * arch/arm/mach-sa1100/include/mach/assabet.h + * + * Created 2000/06/05 by Nicolas Pitre <nico@fluxnic.net> + * + * This file contains the hardware specific definitions for Assabet + * Only include this file from SA1100-specific files. + * + * 2000/05/23 John Dorsey <john+@cs.cmu.edu> + * Definitions for Neponset added. + */ +#ifndef __ASM_ARCH_ASSABET_H +#define __ASM_ARCH_ASSABET_H + + +/* System Configuration Register flags */ + +#define ASSABET_SCR_SDRAM_LOW (1<<2) /* SDRAM size (low bit) */ +#define ASSABET_SCR_SDRAM_HIGH (1<<3) /* SDRAM size (high bit) */ +#define ASSABET_SCR_FLASH_LOW (1<<4) /* Flash size (low bit) */ +#define ASSABET_SCR_FLASH_HIGH (1<<5) /* Flash size (high bit) */ +#define ASSABET_SCR_GFX (1<<8) /* Graphics Accelerator (0 = present) */ +#define ASSABET_SCR_SA1111 (1<<9) /* Neponset (0 = present) */ + +#define ASSABET_SCR_INIT -1 + +extern unsigned long SCR_value; + +#ifdef CONFIG_ASSABET_NEPONSET +#define machine_has_neponset() ((SCR_value & ASSABET_SCR_SA1111) == 0) +#else +#define machine_has_neponset() (0) +#endif + +/* Board Control Register */ + +#define ASSABET_BCR_BASE 0xf1000000 +#define ASSABET_BCR (*(volatile unsigned int *)(ASSABET_BCR_BASE)) + +#define ASSABET_BCR_CF_PWR (1<<0) /* Compact Flash Power (1 = 3.3v, 0 = off) */ +#define ASSABET_BCR_CF_RST (1<<1) /* Compact Flash Reset (1 = power up reset) */ +#define ASSABET_BCR_NGFX_RST (1<<1) /* Graphics Accelerator Reset (0 = hold reset) */ +#define ASSABET_BCR_NCODEC_RST (1<<2) /* 0 = Holds UCB1300, ADI7171, and UDA1341 in reset */ +#define ASSABET_BCR_IRDA_FSEL (1<<3) /* IRDA Frequency select (0 = SIR, 1 = MIR/ FIR) */ +#define ASSABET_BCR_IRDA_MD0 (1<<4) /* Range/Power select */ +#define ASSABET_BCR_IRDA_MD1 (1<<5) /* Range/Power select */ +#define ASSABET_BCR_STEREO_LB (1<<6) /* Stereo Loopback */ +#define ASSABET_BCR_CF_BUS_OFF (1<<7) /* Compact Flash bus (0 = on, 1 = off (float)) */ +#define ASSABET_BCR_AUDIO_ON (1<<8) /* Audio power on */ +#define ASSABET_BCR_LIGHT_ON (1<<9) /* Backlight */ +#define ASSABET_BCR_LCD_12RGB (1<<10) /* 0 = 16RGB, 1 = 12RGB */ +#define ASSABET_BCR_LCD_ON (1<<11) /* LCD power on */ +#define ASSABET_BCR_RS232EN (1<<12) /* RS232 transceiver enable */ +#define ASSABET_BCR_LED_RED (1<<13) /* D9 (0 = on, 1 = off) */ +#define ASSABET_BCR_LED_GREEN (1<<14) /* D8 (0 = on, 1 = off) */ +#define ASSABET_BCR_VIB_ON (1<<15) /* Vibration motor (quiet alert) */ +#define ASSABET_BCR_COM_DTR (1<<16) /* COMport Data Terminal Ready */ +#define ASSABET_BCR_COM_RTS (1<<17) /* COMport Request To Send */ +#define ASSABET_BCR_RAD_WU (1<<18) /* Radio wake up interrupt */ +#define ASSABET_BCR_SMB_EN (1<<19) /* System management bus enable */ +#define ASSABET_BCR_TV_IR_DEC (1<<20) /* TV IR Decode Enable (not implemented) */ +#define ASSABET_BCR_QMUTE (1<<21) /* Quick Mute */ +#define ASSABET_BCR_RAD_ON (1<<22) /* Radio Power On */ +#define ASSABET_BCR_SPK_OFF (1<<23) /* 1 = Speaker amplifier power off */ + +#ifdef CONFIG_SA1100_ASSABET +extern void ASSABET_BCR_frob(unsigned int mask, unsigned int set); +#else +#define ASSABET_BCR_frob(x,y) do { } while (0) +#endif + +extern void assabet_uda1341_reset(int set); + +#define ASSABET_BCR_set(x) ASSABET_BCR_frob((x), (x)) +#define ASSABET_BCR_clear(x) ASSABET_BCR_frob((x), 0) + +#define ASSABET_BSR_BASE 0xf1000000 +#define ASSABET_BSR (*(volatile unsigned int*)(ASSABET_BSR_BASE)) + +#define ASSABET_BSR_RS232_VALID (1 << 24) +#define ASSABET_BSR_COM_DCD (1 << 25) +#define ASSABET_BSR_COM_CTS (1 << 26) +#define ASSABET_BSR_COM_DSR (1 << 27) +#define ASSABET_BSR_RAD_CTS (1 << 28) +#define ASSABET_BSR_RAD_DSR (1 << 29) +#define ASSABET_BSR_RAD_DCD (1 << 30) +#define ASSABET_BSR_RAD_RI (1 << 31) + + +/* GPIOs (bitmasks) for which the generic definition doesn't say much */ +#define ASSABET_GPIO_RADIO_IRQ GPIO_GPIO (14) /* Radio interrupt request */ +#define ASSABET_GPIO_PS_MODE_SYNC GPIO_GPIO (16) /* Power supply mode/sync */ +#define ASSABET_GPIO_STEREO_64FS_CLK GPIO_GPIO (19) /* SSP UDA1341 clock input */ +#define ASSABET_GPIO_GFX_IRQ GPIO_GPIO (24) /* Graphics IRQ */ +#define ASSABET_GPIO_BATT_LOW GPIO_GPIO (26) /* Low battery */ +#define ASSABET_GPIO_RCLK GPIO_GPIO (26) /* CCLK/2 */ + +/* These are gpiolib GPIO numbers, not bitmasks */ +#define ASSABET_GPIO_CF_IRQ 21 /* CF IRQ */ +#define ASSABET_GPIO_CF_CD 22 /* CF CD */ +#define ASSABET_GPIO_CF_BVD2 24 /* CF BVD / IOSPKR */ +#define ASSABET_GPIO_CF_BVD1 25 /* CF BVD / IOSTSCHG */ + +#endif diff --git a/kernel/arch/arm/mach-sa1100/include/mach/badge4.h b/kernel/arch/arm/mach-sa1100/include/mach/badge4.h new file mode 100644 index 000000000..44d2e1bfc --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/badge4.h @@ -0,0 +1,75 @@ +/* + * arch/arm/mach-sa1100/include/mach/badge4.h + * + * Tim Connors <connors@hpl.hp.com> + * Christopher Hoover <ch@hpl.hp.com> + * + * Copyright (C) 2002 Hewlett-Packard Company + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#ifndef __ASM_ARCH_HARDWARE_H +#error "include <mach/hardware.h> instead" +#endif + +#define BADGE4_SA1111_BASE (0x48000000) + +/* GPIOs on the BadgePAD 4 */ +#define BADGE4_GPIO_INT_1111 GPIO_GPIO0 /* SA-1111 IRQ */ + +#define BADGE4_GPIO_INT_VID GPIO_GPIO1 /* Video expansion */ +#define BADGE4_GPIO_LGP2 GPIO_GPIO2 /* GPIO_LDD8 */ +#define BADGE4_GPIO_LGP3 GPIO_GPIO3 /* GPIO_LDD9 */ +#define BADGE4_GPIO_LGP4 GPIO_GPIO4 /* GPIO_LDD10 */ +#define BADGE4_GPIO_LGP5 GPIO_GPIO5 /* GPIO_LDD11 */ +#define BADGE4_GPIO_LGP6 GPIO_GPIO6 /* GPIO_LDD12 */ +#define BADGE4_GPIO_LGP7 GPIO_GPIO7 /* GPIO_LDD13 */ +#define BADGE4_GPIO_LGP8 GPIO_GPIO8 /* GPIO_LDD14 */ +#define BADGE4_GPIO_LGP9 GPIO_GPIO9 /* GPIO_LDD15 */ +#define BADGE4_GPIO_GPA_VID GPIO_GPIO10 /* Video expansion */ +#define BADGE4_GPIO_GPB_VID GPIO_GPIO11 /* Video expansion */ +#define BADGE4_GPIO_GPC_VID GPIO_GPIO12 /* Video expansion */ + +#define BADGE4_GPIO_UART_HS1 GPIO_GPIO13 +#define BADGE4_GPIO_UART_HS2 GPIO_GPIO14 + +#define BADGE4_GPIO_MUXSEL0 GPIO_GPIO15 +#define BADGE4_GPIO_TESTPT_J7 GPIO_GPIO16 + +#define BADGE4_GPIO_SDSDA GPIO_GPIO17 /* SDRAM SPD Data */ +#define BADGE4_GPIO_SDSCL GPIO_GPIO18 /* SDRAM SPD Clock */ +#define BADGE4_GPIO_SDTYP0 GPIO_GPIO19 /* SDRAM Type Control */ +#define BADGE4_GPIO_SDTYP1 GPIO_GPIO20 /* SDRAM Type Control */ + +#define BADGE4_GPIO_BGNT_1111 GPIO_GPIO21 /* GPIO_MBGNT */ +#define BADGE4_GPIO_BREQ_1111 GPIO_GPIO22 /* GPIO_TREQA */ + +#define BADGE4_GPIO_TESTPT_J6 GPIO_GPIO23 + +#define BADGE4_GPIO_PCMEN5V GPIO_GPIO24 /* 5V power */ + +#define BADGE4_GPIO_SA1111_NRST GPIO_GPIO25 /* SA-1111 nRESET */ + +#define BADGE4_GPIO_TESTPT_J5 GPIO_GPIO26 + +#define BADGE4_GPIO_CLK_1111 GPIO_GPIO27 /* GPIO_32_768kHz */ + +/* Interrupts on the BadgePAD 4 */ +#define BADGE4_IRQ_GPIO_SA1111 IRQ_GPIO0 /* SA-1111 interrupt */ + + +/* PCM5ENV Usage tracking */ + +#define BADGE4_5V_PCMCIA_SOCK0 (1<<0) +#define BADGE4_5V_PCMCIA_SOCK1 (1<<1) +#define BADGE4_5V_PCMCIA_SOCK(n) (1<<(n)) +#define BADGE4_5V_USB (1<<2) +#define BADGE4_5V_INITIALLY (1<<3) + +#ifndef __ASSEMBLY__ +extern void badge4_set_5V(unsigned subsystem, int on); +#endif diff --git a/kernel/arch/arm/mach-sa1100/include/mach/bitfield.h b/kernel/arch/arm/mach-sa1100/include/mach/bitfield.h new file mode 100644 index 000000000..f1f0e3387 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/bitfield.h @@ -0,0 +1,113 @@ +/* + * FILE bitfield.h + * + * Version 1.1 + * Author Copyright (c) Marc A. Viredaz, 1998 + * DEC Western Research Laboratory, Palo Alto, CA + * Date April 1998 (April 1997) + * System Advanced RISC Machine (ARM) + * Language C or ARM Assembly + * Purpose Definition of macros to operate on bit fields. + */ + + + +#ifndef __BITFIELD_H +#define __BITFIELD_H + +#ifndef __ASSEMBLY__ +#define UData(Data) ((unsigned long) (Data)) +#else +#define UData(Data) (Data) +#endif + + +/* + * MACRO: Fld + * + * Purpose + * The macro "Fld" encodes a bit field, given its size and its shift value + * with respect to bit 0. + * + * Note + * A more intuitive way to encode bit fields would have been to use their + * mask. However, extracting size and shift value information from a bit + * field's mask is cumbersome and might break the assembler (255-character + * line-size limit). + * + * Input + * Size Size of the bit field, in number of bits. + * Shft Shift value of the bit field with respect to bit 0. + * + * Output + * Fld Encoded bit field. + */ + +#define Fld(Size, Shft) (((Size) << 16) + (Shft)) + + +/* + * MACROS: FSize, FShft, FMsk, FAlnMsk, F1stBit + * + * Purpose + * The macros "FSize", "FShft", "FMsk", "FAlnMsk", and "F1stBit" return + * the size, shift value, mask, aligned mask, and first bit of a + * bit field. + * + * Input + * Field Encoded bit field (using the macro "Fld"). + * + * Output + * FSize Size of the bit field, in number of bits. + * FShft Shift value of the bit field with respect to bit 0. + * FMsk Mask for the bit field. + * FAlnMsk Mask for the bit field, aligned on bit 0. + * F1stBit First bit of the bit field. + */ + +#define FSize(Field) ((Field) >> 16) +#define FShft(Field) ((Field) & 0x0000FFFF) +#define FMsk(Field) (((UData (1) << FSize (Field)) - 1) << FShft (Field)) +#define FAlnMsk(Field) ((UData (1) << FSize (Field)) - 1) +#define F1stBit(Field) (UData (1) << FShft (Field)) + + +/* + * MACRO: FInsrt + * + * Purpose + * The macro "FInsrt" inserts a value into a bit field by shifting the + * former appropriately. + * + * Input + * Value Bit-field value. + * Field Encoded bit field (using the macro "Fld"). + * + * Output + * FInsrt Bit-field value positioned appropriately. + */ + +#define FInsrt(Value, Field) \ + (UData (Value) << FShft (Field)) + + +/* + * MACRO: FExtr + * + * Purpose + * The macro "FExtr" extracts the value of a bit field by masking and + * shifting it appropriately. + * + * Input + * Data Data containing the bit-field to be extracted. + * Field Encoded bit field (using the macro "Fld"). + * + * Output + * FExtr Bit-field value. + */ + +#define FExtr(Data, Field) \ + ((UData (Data) >> FShft (Field)) & FAlnMsk (Field)) + + +#endif /* __BITFIELD_H */ diff --git a/kernel/arch/arm/mach-sa1100/include/mach/cerf.h b/kernel/arch/arm/mach-sa1100/include/mach/cerf.h new file mode 100644 index 000000000..88fd9c006 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/cerf.h @@ -0,0 +1,23 @@ +/* + * arch/arm/mach-sa1100/include/mach/cerf.h + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Apr-2003 : Removed some old PDA crud [FB] + */ +#ifndef _INCLUDE_CERF_H_ +#define _INCLUDE_CERF_H_ + + +#define CERF_ETH_IO 0xf0000000 +#define CERF_ETH_IRQ IRQ_GPIO26 + +#define CERF_GPIO_CF_BVD2 19 +#define CERF_GPIO_CF_BVD1 20 +#define CERF_GPIO_CF_RESET 21 +#define CERF_GPIO_CF_IRQ 22 +#define CERF_GPIO_CF_CD 23 + +#endif // _INCLUDE_CERF_H_ diff --git a/kernel/arch/arm/mach-sa1100/include/mach/collie.h b/kernel/arch/arm/mach-sa1100/include/mach/collie.h new file mode 100644 index 000000000..b478ca180 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/collie.h @@ -0,0 +1,95 @@ +/* + * arch/arm/mach-sa1100/include/mach/collie.h + * + * This file contains the hardware specific definitions for Collie + * Only include this file from SA1100-specific files. + * + * ChangeLog: + * 04-06-2001 Lineo Japan, Inc. + * 04-16-2001 SHARP Corporation + * 07-07-2002 Chris Larson <clarson@digi.com> + * + */ +#ifndef __ASM_ARCH_COLLIE_H +#define __ASM_ARCH_COLLIE_H + +#include "hardware.h" /* Gives GPIO_MAX */ + +extern void locomolcd_power(int on); + +#define COLLIE_SCOOP_GPIO_BASE (GPIO_MAX + 1) +#define COLLIE_GPIO_CHARGE_ON (COLLIE_SCOOP_GPIO_BASE + 0) +#define COLLIE_SCP_DIAG_BOOT1 SCOOP_GPCR_PA12 +#define COLLIE_SCP_DIAG_BOOT2 SCOOP_GPCR_PA13 +#define COLLIE_SCP_MUTE_L SCOOP_GPCR_PA14 +#define COLLIE_SCP_MUTE_R SCOOP_GPCR_PA15 +#define COLLIE_SCP_5VON SCOOP_GPCR_PA16 +#define COLLIE_SCP_AMP_ON SCOOP_GPCR_PA17 +#define COLLIE_GPIO_VPEN (COLLIE_SCOOP_GPIO_BASE + 7) +#define COLLIE_SCP_LB_VOL_CHG SCOOP_GPCR_PA19 + +#define COLLIE_SCOOP_IO_DIR (COLLIE_SCP_MUTE_L | COLLIE_SCP_MUTE_R | \ + COLLIE_SCP_5VON | COLLIE_SCP_AMP_ON | \ + COLLIE_SCP_LB_VOL_CHG) +#define COLLIE_SCOOP_IO_OUT (COLLIE_SCP_MUTE_L | COLLIE_SCP_MUTE_R) + +/* GPIOs for gpiolib */ + +#define COLLIE_GPIO_ON_KEY (0) +#define COLLIE_GPIO_AC_IN (1) +#define COLLIE_GPIO_SDIO_INT (11) +#define COLLIE_GPIO_CF_IRQ (14) +#define COLLIE_GPIO_nREMOCON_INT (15) +#define COLLIE_GPIO_UCB1x00_RESET (16) +#define COLLIE_GPIO_nMIC_ON (17) +#define COLLIE_GPIO_nREMOCON_ON (18) +#define COLLIE_GPIO_CO (20) +#define COLLIE_GPIO_MCP_CLK (21) +#define COLLIE_GPIO_CF_CD (22) +#define COLLIE_GPIO_UCB1x00_IRQ (23) +#define COLLIE_GPIO_WAKEUP (24) +#define COLLIE_GPIO_GA_INT (25) +#define COLLIE_GPIO_MAIN_BAT_LOW (26) + +/* GPIO definitions for direct register access */ + +#define _COLLIE_GPIO_ON_KEY GPIO_GPIO(0) +#define _COLLIE_GPIO_AC_IN GPIO_GPIO(1) +#define _COLLIE_GPIO_nREMOCON_INT GPIO_GPIO(15) +#define _COLLIE_GPIO_UCB1x00_RESET GPIO_GPIO(16) +#define _COLLIE_GPIO_nMIC_ON GPIO_GPIO(17) +#define _COLLIE_GPIO_nREMOCON_ON GPIO_GPIO(18) +#define _COLLIE_GPIO_CO GPIO_GPIO(20) +#define _COLLIE_GPIO_WAKEUP GPIO_GPIO(24) +/* Interrupts */ + +#define COLLIE_IRQ_GPIO_ON_KEY IRQ_GPIO0 +#define COLLIE_IRQ_GPIO_AC_IN IRQ_GPIO1 +#define COLLIE_IRQ_GPIO_SDIO_IRQ IRQ_GPIO11 +#define COLLIE_IRQ_GPIO_CF_IRQ IRQ_GPIO14 +#define COLLIE_IRQ_GPIO_nREMOCON_INT IRQ_GPIO15 +#define COLLIE_IRQ_GPIO_CO IRQ_GPIO20 +#define COLLIE_IRQ_GPIO_CF_CD IRQ_GPIO22 +#define COLLIE_IRQ_GPIO_UCB1x00_IRQ IRQ_GPIO23 +#define COLLIE_IRQ_GPIO_WAKEUP IRQ_GPIO24 +#define COLLIE_IRQ_GPIO_GA_INT IRQ_GPIO25 +#define COLLIE_IRQ_GPIO_MAIN_BAT_LOW IRQ_GPIO26 + +/* GPIO's on the TC35143AF (Toshiba Analog Frontend) */ +#define COLLIE_TC35143_GPIO_BASE (GPIO_MAX + 13) +#define COLLIE_TC35143_GPIO_VERSION0 UCB_IO_0 +#define COLLIE_TC35143_GPIO_TBL_CHK UCB_IO_1 +#define COLLIE_TC35143_GPIO_VPEN_ON UCB_IO_2 +#define COLLIE_GPIO_IR_ON (COLLIE_TC35143_GPIO_BASE + 3) +#define COLLIE_TC35143_GPIO_AMP_ON UCB_IO_4 +#define COLLIE_TC35143_GPIO_VERSION1 UCB_IO_5 +#define COLLIE_TC35143_GPIO_FS8KLPF UCB_IO_5 +#define COLLIE_TC35143_GPIO_BUZZER_BIAS UCB_IO_6 +#define COLLIE_GPIO_MBAT_ON (COLLIE_TC35143_GPIO_BASE + 7) +#define COLLIE_GPIO_BBAT_ON (COLLIE_TC35143_GPIO_BASE + 8) +#define COLLIE_GPIO_TMP_ON (COLLIE_TC35143_GPIO_BASE + 9) +#define COLLIE_TC35143_GPIO_IN (UCB_IO_0 | UCB_IO_2 | UCB_IO_5) +#define COLLIE_TC35143_GPIO_OUT (UCB_IO_1 | UCB_IO_3 | UCB_IO_4 \ + | UCB_IO_6) + +#endif diff --git a/kernel/arch/arm/mach-sa1100/include/mach/generic.h b/kernel/arch/arm/mach-sa1100/include/mach/generic.h new file mode 100644 index 000000000..665542e0c --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/generic.h @@ -0,0 +1 @@ +#include "../../generic.h" diff --git a/kernel/arch/arm/mach-sa1100/include/mach/h3xxx.h b/kernel/arch/arm/mach-sa1100/include/mach/h3xxx.h new file mode 100644 index 000000000..603d4343f --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/h3xxx.h @@ -0,0 +1,85 @@ +/* + * Definitions for Compaq iPAQ H3100 and H3600 handheld computers + * + * (c) 2000 Compaq Computer Corporation. (Author: Jamey Hicks) + * (c) 2009 Dmitry Artamonow <mad_soft@inbox.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#ifndef _INCLUDE_H3XXX_H_ +#define _INCLUDE_H3XXX_H_ + +#include "hardware.h" /* Gives GPIO_MAX */ + +/* Physical memory regions corresponding to chip selects */ +#define H3600_EGPIO_PHYS (SA1100_CS5_PHYS + 0x01000000) +#define H3600_BANK_2_PHYS SA1100_CS2_PHYS +#define H3600_BANK_4_PHYS SA1100_CS4_PHYS + +/* Virtual memory regions corresponding to chip selects 2 & 4 (used on sleeves) */ +#define H3600_EGPIO_VIRT 0xf0000000 +#define H3600_BANK_2_VIRT 0xf1000000 +#define H3600_BANK_4_VIRT 0xf3800000 + +/* + * gpiolib numbers for all iPAQs + */ +#define H3XXX_GPIO_PWR_BUTTON 0 +#define H3XXX_GPIO_PCMCIA_CD1 10 +#define H3XXX_GPIO_PCMCIA_IRQ1 11 +#define H3XXX_GPIO_PCMCIA_CD0 17 +#define H3XXX_GPIO_ACTION_BUTTON 18 +#define H3XXX_GPIO_SYS_CLK 19 +#define H3XXX_GPIO_PCMCIA_IRQ0 21 +#define H3XXX_GPIO_COM_DCD 23 +#define H3XXX_GPIO_OPTION 24 +#define H3XXX_GPIO_COM_CTS 25 +#define H3XXX_GPIO_COM_RTS 26 + +/* machine-specific gpios */ + +#define H3100_GPIO_BT_ON 2 +#define H3100_GPIO_QMUTE 4 +#define H3100_GPIO_LCD_3V_ON 5 +#define H3100_GPIO_AUD_ON 6 +#define H3100_GPIO_AUD_PWR_ON 7 +#define H3100_GPIO_IR_ON 8 +#define H3100_GPIO_IR_FSEL 9 + +#define H3600_GPIO_CLK_SET0 12 /* audio sample rate clock generator */ +#define H3600_GPIO_CLK_SET1 13 +#define H3600_GPIO_SOFT_RESET 20 /* also known as BATT_FAULT */ +#define H3600_GPIO_OPT_LOCK 22 +#define H3600_GPIO_OPT_DET 27 + + +/* H3100 / 3600 EGPIO pins */ +#define H3XXX_EGPIO_BASE (GPIO_MAX + 1) + +#define H3XXX_EGPIO_VPP_ON (H3XXX_EGPIO_BASE + 0) +#define H3XXX_EGPIO_CARD_RESET (H3XXX_EGPIO_BASE + 1) /* reset the attached pcmcia/compactflash card. active high. */ +#define H3XXX_EGPIO_OPT_RESET (H3XXX_EGPIO_BASE + 2) /* reset the attached option pack. active high. */ +#define H3XXX_EGPIO_CODEC_NRESET (H3XXX_EGPIO_BASE + 3) /* reset the onboard UDA1341. active low. */ +#define H3XXX_EGPIO_OPT_NVRAM_ON (H3XXX_EGPIO_BASE + 4) /* apply power to optionpack nvram, active high. */ +#define H3XXX_EGPIO_OPT_ON (H3XXX_EGPIO_BASE + 5) /* full power to option pack. active high. */ +#define H3XXX_EGPIO_LCD_ON (H3XXX_EGPIO_BASE + 6) /* enable 3.3V to LCD. active high. */ +#define H3XXX_EGPIO_RS232_ON (H3XXX_EGPIO_BASE + 7) /* UART3 transceiver force on. Active high. */ + +/* H3600 only EGPIO pins */ +#define H3600_EGPIO_LCD_PCI (H3XXX_EGPIO_BASE + 8) /* LCD control IC enable. active high. */ +#define H3600_EGPIO_IR_ON (H3XXX_EGPIO_BASE + 9) /* apply power to IR module. active high. */ +#define H3600_EGPIO_AUD_AMP_ON (H3XXX_EGPIO_BASE + 10) /* apply power to audio power amp. active high. */ +#define H3600_EGPIO_AUD_PWR_ON (H3XXX_EGPIO_BASE + 11) /* apply power to reset of audio circuit. active high. */ +#define H3600_EGPIO_QMUTE (H3XXX_EGPIO_BASE + 12) /* mute control for onboard UDA1341. active high. */ +#define H3600_EGPIO_IR_FSEL (H3XXX_EGPIO_BASE + 13) /* IR speed select: 1->fast, 0->slow */ +#define H3600_EGPIO_LCD_5V_ON (H3XXX_EGPIO_BASE + 14) /* enable 5V to LCD. active high. */ +#define H3600_EGPIO_LVDD_ON (H3XXX_EGPIO_BASE + 15) /* enable 9V and -6.5V to LCD. */ + +void __init h3xxx_map_io(void); +void __init h3xxx_mach_init(void); + +#endif /* _INCLUDE_H3XXX_H_ */ diff --git a/kernel/arch/arm/mach-sa1100/include/mach/hardware.h b/kernel/arch/arm/mach-sa1100/include/mach/hardware.h new file mode 100644 index 000000000..cbedd75a9 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/hardware.h @@ -0,0 +1,81 @@ +/* + * arch/arm/mach-sa1100/include/mach/hardware.h + * + * Copyright (C) 1998 Nicolas Pitre <nico@fluxnic.net> + * + * This file contains the hardware definitions for SA1100 architecture + * + * 2000/05/23 John Dorsey <john+@cs.cmu.edu> + * Definitions for SA1111 added. + */ + +#ifndef __ASM_ARCH_HARDWARE_H +#define __ASM_ARCH_HARDWARE_H + + +#define UNCACHEABLE_ADDR 0xfa050000 + + +/* + * SA1100 internal I/O mappings + * + * We have the following mapping: + * phys virt + * 80000000 f8000000 + * 90000000 fa000000 + * a0000000 fc000000 + * b0000000 fe000000 + */ + +#define VIO_BASE 0xf8000000 /* virtual start of IO space */ +#define VIO_SHIFT 3 /* x = IO space shrink power */ +#define PIO_START 0x80000000 /* physical start of IO space */ + +#define io_p2v( x ) \ + IOMEM( (((x)&0x00ffffff) | (((x)&0x30000000)>>VIO_SHIFT)) + VIO_BASE ) +#define io_v2p( x ) \ + ( (((x)&0x00ffffff) | (((x)&(0x30000000>>VIO_SHIFT))<<VIO_SHIFT)) + PIO_START ) + +#define CPU_SA1110_A0 (0) +#define CPU_SA1110_B0 (4) +#define CPU_SA1110_B1 (5) +#define CPU_SA1110_B2 (6) +#define CPU_SA1110_B4 (8) + +#define CPU_SA1100_ID (0x4401a110) +#define CPU_SA1100_MASK (0xfffffff0) +#define CPU_SA1110_ID (0x6901b110) +#define CPU_SA1110_MASK (0xfffffff0) + +#define __MREG(x) IOMEM(io_p2v(x)) + +#ifndef __ASSEMBLY__ + +#include <asm/cputype.h> + +#define CPU_REVISION (read_cpuid_id() & 15) + +#define cpu_is_sa1100() ((read_cpuid_id() & CPU_SA1100_MASK) == CPU_SA1100_ID) +#define cpu_is_sa1110() ((read_cpuid_id() & CPU_SA1110_MASK) == CPU_SA1110_ID) + +# define __REG(x) (*((volatile unsigned long __iomem *)io_p2v(x))) +# define __PREG(x) (io_v2p((unsigned long)&(x))) + +static inline unsigned long get_clock_tick_rate(void) +{ + return 3686400; +} +#else + +# define __REG(x) io_p2v(x) +# define __PREG(x) io_v2p(x) + +#endif + +#include "SA-1100.h" + +#ifdef CONFIG_SA1101 +#include "SA-1101.h" +#endif + +#endif /* _ASM_ARCH_HARDWARE_H */ diff --git a/kernel/arch/arm/mach-sa1100/include/mach/irqs.h b/kernel/arch/arm/mach-sa1100/include/mach/irqs.h new file mode 100644 index 000000000..734e30e40 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/irqs.h @@ -0,0 +1,100 @@ +/* + * arch/arm/mach-sa1100/include/mach/irqs.h + * + * Copyright (C) 1996 Russell King + * Copyright (C) 1998 Deborah Wallach (updates for SA1100/Brutus). + * Copyright (C) 1999 Nicolas Pitre (full GPIO irq isolation) + * + * 2001/11/14 RMK Cleaned up and standardised a lot of the IRQs. + */ + +#define IRQ_GPIO0_SC 1 +#define IRQ_GPIO1_SC 2 +#define IRQ_GPIO2_SC 3 +#define IRQ_GPIO3_SC 4 +#define IRQ_GPIO4_SC 5 +#define IRQ_GPIO5_SC 6 +#define IRQ_GPIO6_SC 7 +#define IRQ_GPIO7_SC 8 +#define IRQ_GPIO8_SC 9 +#define IRQ_GPIO9_SC 10 +#define IRQ_GPIO10_SC 11 +#define IRQ_GPIO11_27 12 +#define IRQ_LCD 13 /* LCD controller */ +#define IRQ_Ser0UDC 14 /* Ser. port 0 UDC */ +#define IRQ_Ser1SDLC 15 /* Ser. port 1 SDLC */ +#define IRQ_Ser1UART 16 /* Ser. port 1 UART */ +#define IRQ_Ser2ICP 17 /* Ser. port 2 ICP */ +#define IRQ_Ser3UART 18 /* Ser. port 3 UART */ +#define IRQ_Ser4MCP 19 /* Ser. port 4 MCP */ +#define IRQ_Ser4SSP 20 /* Ser. port 4 SSP */ +#define IRQ_DMA0 21 /* DMA controller channel 0 */ +#define IRQ_DMA1 22 /* DMA controller channel 1 */ +#define IRQ_DMA2 23 /* DMA controller channel 2 */ +#define IRQ_DMA3 24 /* DMA controller channel 3 */ +#define IRQ_DMA4 25 /* DMA controller channel 4 */ +#define IRQ_DMA5 26 /* DMA controller channel 5 */ +#define IRQ_OST0 27 /* OS Timer match 0 */ +#define IRQ_OST1 28 /* OS Timer match 1 */ +#define IRQ_OST2 29 /* OS Timer match 2 */ +#define IRQ_OST3 30 /* OS Timer match 3 */ +#define IRQ_RTC1Hz 31 /* RTC 1 Hz clock */ +#define IRQ_RTCAlrm 32 /* RTC Alarm */ + +#define IRQ_GPIO0 33 +#define IRQ_GPIO1 34 +#define IRQ_GPIO2 35 +#define IRQ_GPIO3 36 +#define IRQ_GPIO4 37 +#define IRQ_GPIO5 38 +#define IRQ_GPIO6 39 +#define IRQ_GPIO7 40 +#define IRQ_GPIO8 41 +#define IRQ_GPIO9 42 +#define IRQ_GPIO10 43 +#define IRQ_GPIO11 44 +#define IRQ_GPIO12 45 +#define IRQ_GPIO13 46 +#define IRQ_GPIO14 47 +#define IRQ_GPIO15 48 +#define IRQ_GPIO16 49 +#define IRQ_GPIO17 50 +#define IRQ_GPIO18 51 +#define IRQ_GPIO19 52 +#define IRQ_GPIO20 53 +#define IRQ_GPIO21 54 +#define IRQ_GPIO22 55 +#define IRQ_GPIO23 56 +#define IRQ_GPIO24 57 +#define IRQ_GPIO25 58 +#define IRQ_GPIO26 59 +#define IRQ_GPIO27 60 + +/* + * The next 16 interrupts are for board specific purposes. Since + * the kernel can only run on one machine at a time, we can re-use + * these. If you need more, increase IRQ_BOARD_END, but keep it + * within sensible limits. IRQs 61 to 76 are available. + */ +#define IRQ_BOARD_START 61 +#define IRQ_BOARD_END 77 + +/* + * Figure out the MAX IRQ number. + * + * Neponset, SA1111 and UCB1x00 are sparse IRQ aware, so can dynamically + * allocate their IRQs above NR_IRQS. + * + * LoCoMo has 4 additional IRQs, but is not sparse IRQ aware, and so has + * to be included in the NR_IRQS calculation. + */ +#ifdef CONFIG_SHARP_LOCOMO +#define NR_IRQS_LOCOMO 4 +#else +#define NR_IRQS_LOCOMO 0 +#endif + +#ifndef NR_IRQS +#define NR_IRQS (IRQ_BOARD_START + NR_IRQS_LOCOMO) +#endif +#define SA1100_NR_IRQS (IRQ_BOARD_START + NR_IRQS_LOCOMO) diff --git a/kernel/arch/arm/mach-sa1100/include/mach/jornada720.h b/kernel/arch/arm/mach-sa1100/include/mach/jornada720.h new file mode 100644 index 000000000..cc6b4bfce --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/jornada720.h @@ -0,0 +1,32 @@ +/* + * arch/arm/mach-sa1100/include/mach/jornada720.h + * + * SSP/MCU communication definitions for HP Jornada 710/720/728 + * + * Copyright 2007,2008 Kristoffer Ericson <Kristoffer.Ericson@gmail.com> + * Copyright 2000 John Ankcorn <jca@lcs.mit.edu> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + + /* HP Jornada 7xx microprocessor commands */ +#define GETBATTERYDATA 0xc0 +#define GETSCANKEYCODE 0x90 +#define GETTOUCHSAMPLES 0xa0 +#define GETCONTRAST 0xD0 +#define SETCONTRAST 0xD1 +#define GETBRIGHTNESS 0xD2 +#define SETBRIGHTNESS 0xD3 +#define CONTRASTOFF 0xD8 +#define BRIGHTNESSOFF 0xD9 +#define PWMOFF 0xDF +#define TXDUMMY 0x11 +#define ERRORCODE 0x00 + +extern void jornada_ssp_start(void); +extern void jornada_ssp_end(void); +extern int jornada_ssp_inout(u8 byte); +extern int jornada_ssp_byte(u8 byte); diff --git a/kernel/arch/arm/mach-sa1100/include/mach/memory.h b/kernel/arch/arm/mach-sa1100/include/mach/memory.h new file mode 100644 index 000000000..2054051eb --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/memory.h @@ -0,0 +1,36 @@ +/* + * arch/arm/mach-sa1100/include/mach/memory.h + * + * Copyright (C) 1999-2000 Nicolas Pitre <nico@fluxnic.net> + */ + +#ifndef __ASM_ARCH_MEMORY_H +#define __ASM_ARCH_MEMORY_H + +#include <asm/sizes.h> + +/* + * Because of the wide memory address space between physical RAM banks on the + * SA1100, it's much convenient to use Linux's SparseMEM support to implement + * our memory map representation. Assuming all memory nodes have equal access + * characteristics, we then have generic discontiguous memory support. + * + * The sparsemem banks are matched with the physical memory bank addresses + * which are incidentally the same as virtual addresses. + * + * node 0: 0xc0000000 - 0xc7ffffff + * node 1: 0xc8000000 - 0xcfffffff + * node 2: 0xd0000000 - 0xd7ffffff + * node 3: 0xd8000000 - 0xdfffffff + */ +#define MAX_PHYSMEM_BITS 32 +#define SECTION_SIZE_BITS 27 + +/* + * Cache flushing area - SA1100 zero bank + */ +#define FLUSH_BASE_PHYS 0xe0000000 +#define FLUSH_BASE 0xf5000000 +#define FLUSH_BASE_MINICACHE 0xf5100000 + +#endif diff --git a/kernel/arch/arm/mach-sa1100/include/mach/mtd-xip.h b/kernel/arch/arm/mach-sa1100/include/mach/mtd-xip.h new file mode 100644 index 000000000..b3d684098 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/mtd-xip.h @@ -0,0 +1,26 @@ +/* + * MTD primitives for XIP support. Architecture specific functions + * + * Do not include this file directly. It's included from linux/mtd/xip.h + * + * Author: Nicolas Pitre + * Created: Nov 2, 2004 + * Copyright: (C) 2004 MontaVista Software, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ARCH_SA1100_MTD_XIP_H__ +#define __ARCH_SA1100_MTD_XIP_H__ + +#include <mach/hardware.h> + +#define xip_irqpending() (ICIP & ICMR) + +/* we sample OSCR and convert desired delta to usec (1/4 ~= 1000000/3686400) */ +#define xip_currtime() (OSCR) +#define xip_elapsed_since(x) (signed)((OSCR - (x)) / 4) + +#endif /* __ARCH_SA1100_MTD_XIP_H__ */ diff --git a/kernel/arch/arm/mach-sa1100/include/mach/nanoengine.h b/kernel/arch/arm/mach-sa1100/include/mach/nanoengine.h new file mode 100644 index 000000000..5ebd469a3 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/nanoengine.h @@ -0,0 +1,52 @@ +/* + * arch/arm/mach-sa1100/include/mach/nanoengine.h + * + * This file contains the hardware specific definitions for nanoEngine. + * Only include this file from SA1100-specific files. + * + * Copyright (C) 2010 Marcelo Roberto Jimenez <mroberto@cpti.cetuc.puc-rio.br> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ +#ifndef __ASM_ARCH_NANOENGINE_H +#define __ASM_ARCH_NANOENGINE_H + +#include <mach/irqs.h> + +#define GPIO_PC_READY0 11 /* ready for socket 0 (active high)*/ +#define GPIO_PC_READY1 12 /* ready for socket 1 (active high) */ +#define GPIO_PC_CD0 13 /* detect for socket 0 (active low) */ +#define GPIO_PC_CD1 14 /* detect for socket 1 (active low) */ +#define GPIO_PC_RESET0 15 /* reset socket 0 */ +#define GPIO_PC_RESET1 16 /* reset socket 1 */ + +#define NANOENGINE_IRQ_GPIO_PCI IRQ_GPIO0 +#define NANOENGINE_IRQ_GPIO_PC_READY0 IRQ_GPIO11 +#define NANOENGINE_IRQ_GPIO_PC_READY1 IRQ_GPIO12 +#define NANOENGINE_IRQ_GPIO_PC_CD0 IRQ_GPIO13 +#define NANOENGINE_IRQ_GPIO_PC_CD1 IRQ_GPIO14 + +/* + * nanoEngine Memory Map: + * + * 0000.0000 - 003F.0000 - 4 MB Flash + * C000.0000 - C1FF.FFFF - 32 MB SDRAM + * 1860.0000 - 186F.FFFF - 1 MB Internal PCI Memory Read/Write + * 18A1.0000 - 18A1.FFFF - 64 KB Internal PCI Config Space + * 4000.0000 - 47FF.FFFF - 128 MB External Bus I/O - Multiplexed Mode + * 4800.0000 - 4FFF.FFFF - 128 MB External Bus I/O - Non-Multiplexed Mode + * + */ + +#define NANO_PCI_MEM_RW_PHYS 0x18600000 +#define NANO_PCI_MEM_RW_VIRT 0xf1000000 +#define NANO_PCI_MEM_RW_SIZE SZ_1M +#define NANO_PCI_CONFIG_SPACE_PHYS 0x18A10000 +#define NANO_PCI_CONFIG_SPACE_VIRT 0xf2000000 +#define NANO_PCI_CONFIG_SPACE_SIZE SZ_64K + +#endif + diff --git a/kernel/arch/arm/mach-sa1100/include/mach/neponset.h b/kernel/arch/arm/mach-sa1100/include/mach/neponset.h new file mode 100644 index 000000000..5516a52a3 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/neponset.h @@ -0,0 +1,30 @@ +/* + * arch/arm/mach-sa1100/include/mach/neponset.h + * + * Created 2000/06/05 by Nicolas Pitre <nico@fluxnic.net> + * + * This file contains the hardware specific definitions for Assabet + * Only include this file from SA1100-specific files. + * + * 2000/05/23 John Dorsey <john+@cs.cmu.edu> + * Definitions for Neponset added. + */ +#ifndef __ASM_ARCH_NEPONSET_H +#define __ASM_ARCH_NEPONSET_H + +/* + * Neponset definitions: + */ +#define NCR_GP01_OFF (1<<0) +#define NCR_TP_PWR_EN (1<<1) +#define NCR_MS_PWR_EN (1<<2) +#define NCR_ENET_OSC_EN (1<<3) +#define NCR_SPI_KB_WK_UP (1<<4) +#define NCR_A0VPP (1<<5) +#define NCR_A1VPP (1<<6) + +void neponset_ncr_frob(unsigned int, unsigned int); +#define neponset_ncr_set(v) neponset_ncr_frob(0, v) +#define neponset_ncr_clear(v) neponset_ncr_frob(v, 0) + +#endif diff --git a/kernel/arch/arm/mach-sa1100/include/mach/reset.h b/kernel/arch/arm/mach-sa1100/include/mach/reset.h new file mode 100644 index 000000000..f61957e68 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/reset.h @@ -0,0 +1,18 @@ +#ifndef __ASM_ARCH_RESET_H +#define __ASM_ARCH_RESET_H + +#include "hardware.h" + +#define RESET_STATUS_HARDWARE (1 << 0) /* Hardware Reset */ +#define RESET_STATUS_WATCHDOG (1 << 1) /* Watchdog Reset */ +#define RESET_STATUS_LOWPOWER (1 << 2) /* Exit from Low Power/Sleep */ +#define RESET_STATUS_GPIO (1 << 3) /* GPIO Reset */ +#define RESET_STATUS_ALL (0xf) + +extern unsigned int reset_status; +static inline void clear_reset_status(unsigned int mask) +{ + RCSR = mask; +} + +#endif /* __ASM_ARCH_RESET_H */ diff --git a/kernel/arch/arm/mach-sa1100/include/mach/shannon.h b/kernel/arch/arm/mach-sa1100/include/mach/shannon.h new file mode 100644 index 000000000..fff39e02b --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/shannon.h @@ -0,0 +1,39 @@ +#ifndef _INCLUDE_SHANNON_H +#define _INCLUDE_SHANNON_H + +/* taken from comp.os.inferno Tue, 12 Sep 2000 09:21:50 GMT, + * written by <forsyth@vitanuova.com> */ + +#define SHANNON_GPIO_SPI_FLASH GPIO_GPIO (0) /* Output - Driven low, enables SPI to flash */ +#define SHANNON_GPIO_SPI_DSP GPIO_GPIO (1) /* Output - Driven low, enables SPI to DSP */ +/* lcd lower = GPIO 2-9 */ +#define SHANNON_GPIO_SPI_OUTPUT GPIO_GPIO (10) /* Output - SPI output to DSP */ +#define SHANNON_GPIO_SPI_INPUT GPIO_GPIO (11) /* Input - SPI input from DSP */ +#define SHANNON_GPIO_SPI_CLOCK GPIO_GPIO (12) /* Output - Clock for SPI */ +#define SHANNON_GPIO_SPI_FRAME GPIO_GPIO (13) /* Output - Frame marker - not used */ +#define SHANNON_GPIO_SPI_RTS GPIO_GPIO (14) /* Input - SPI Ready to Send */ +#define SHANNON_IRQ_GPIO_SPI_RTS IRQ_GPIO14 +#define SHANNON_GPIO_SPI_CTS GPIO_GPIO (15) /* Output - SPI Clear to Send */ +#define SHANNON_GPIO_IRQ_CODEC GPIO_GPIO (16) /* in, irq from ucb1200 */ +#define SHANNON_IRQ_GPIO_IRQ_CODEC IRQ_GPIO16 +#define SHANNON_GPIO_DSP_RESET GPIO_GPIO (17) /* Output - Drive low to reset the DSP */ +#define SHANNON_GPIO_CODEC_RESET GPIO_GPIO (18) /* Output - Drive low to reset the UCB1x00 */ +#define SHANNON_GPIO_U3_RTS GPIO_GPIO (19) /* ?? */ +#define SHANNON_GPIO_U3_CTS GPIO_GPIO (20) /* ?? */ +#define SHANNON_GPIO_SENSE_12V GPIO_GPIO (21) /* Input, 12v flash unprotect detected */ +#define SHANNON_GPIO_DISP_EN 22 /* out */ +/* XXX GPIO 23 unaccounted for */ +#define SHANNON_GPIO_EJECT_0 24 /* in */ +#define SHANNON_GPIO_EJECT_1 25 /* in */ +#define SHANNON_GPIO_RDY_0 26 /* in */ +#define SHANNON_GPIO_RDY_1 27 /* in */ + +/* MCP UCB codec GPIO pins... */ + +#define SHANNON_UCB_GPIO_BACKLIGHT 9 +#define SHANNON_UCB_GPIO_BRIGHT_MASK 7 +#define SHANNON_UCB_GPIO_BRIGHT 6 +#define SHANNON_UCB_GPIO_CONTRAST_MASK 0x3f +#define SHANNON_UCB_GPIO_CONTRAST 0 + +#endif diff --git a/kernel/arch/arm/mach-sa1100/include/mach/simpad.h b/kernel/arch/arm/mach-sa1100/include/mach/simpad.h new file mode 100644 index 000000000..ac2ea7672 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/simpad.h @@ -0,0 +1,158 @@ +/* + * arch/arm/mach-sa1100/include/mach/simpad.h + * + * based of assabet.h same as HUW_Webpanel + * + * This file contains the hardware specific definitions for SIMpad + * + * 2001/05/14 Juergen Messerer <juergen.messerer@freesurf.ch> + */ + +#ifndef __ASM_ARCH_SIMPAD_H +#define __ASM_ARCH_SIMPAD_H + + +#define GPIO_UART1_RTS GPIO_GPIO14 +#define GPIO_UART1_DTR GPIO_GPIO7 +#define GPIO_UART1_CTS GPIO_GPIO8 +#define GPIO_UART1_DCD GPIO_GPIO23 +#define GPIO_UART1_DSR GPIO_GPIO6 + +#define GPIO_UART3_RTS GPIO_GPIO12 +#define GPIO_UART3_DTR GPIO_GPIO16 +#define GPIO_UART3_CTS GPIO_GPIO13 +#define GPIO_UART3_DCD GPIO_GPIO18 +#define GPIO_UART3_DSR GPIO_GPIO17 + +#define GPIO_POWER_BUTTON GPIO_GPIO0 +#define GPIO_UCB1300_IRQ GPIO_GPIO22 /* UCB GPIO and touchscreen */ + +#define IRQ_UART1_CTS IRQ_GPIO15 +#define IRQ_UART1_DCD GPIO_GPIO23 +#define IRQ_UART1_DSR GPIO_GPIO6 +#define IRQ_UART3_CTS GPIO_GPIO13 +#define IRQ_UART3_DCD GPIO_GPIO18 +#define IRQ_UART3_DSR GPIO_GPIO17 + +#define IRQ_GPIO_UCB1300_IRQ IRQ_GPIO22 +#define IRQ_GPIO_POWER_BUTTON IRQ_GPIO0 + + +/*--- PCMCIA ---*/ +#define GPIO_CF_CD 24 +#define GPIO_CF_IRQ 1 + +/*--- SmartCard ---*/ +#define GPIO_SMART_CARD GPIO_GPIO10 +#define IRQ_GPIO_SMARD_CARD IRQ_GPIO10 + +/*--- ucb1x00 GPIO ---*/ +#define SIMPAD_UCB1X00_GPIO_BASE (GPIO_MAX + 1) +#define SIMPAD_UCB1X00_GPIO_PROG1 (SIMPAD_UCB1X00_GPIO_BASE) +#define SIMPAD_UCB1X00_GPIO_PROG2 (SIMPAD_UCB1X00_GPIO_BASE + 1) +#define SIMPAD_UCB1X00_GPIO_UP (SIMPAD_UCB1X00_GPIO_BASE + 2) +#define SIMPAD_UCB1X00_GPIO_DOWN (SIMPAD_UCB1X00_GPIO_BASE + 3) +#define SIMPAD_UCB1X00_GPIO_LEFT (SIMPAD_UCB1X00_GPIO_BASE + 4) +#define SIMPAD_UCB1X00_GPIO_RIGHT (SIMPAD_UCB1X00_GPIO_BASE + 5) +#define SIMPAD_UCB1X00_GPIO_6 (SIMPAD_UCB1X00_GPIO_BASE + 6) +#define SIMPAD_UCB1X00_GPIO_7 (SIMPAD_UCB1X00_GPIO_BASE + 7) +#define SIMPAD_UCB1X00_GPIO_HEADSET (SIMPAD_UCB1X00_GPIO_BASE + 8) +#define SIMPAD_UCB1X00_GPIO_SPEAKER (SIMPAD_UCB1X00_GPIO_BASE + 9) + +/*--- CS3 Latch ---*/ +#define SIMPAD_CS3_GPIO_BASE (GPIO_MAX + 11) +#define SIMPAD_CS3_VCC_5V_EN (SIMPAD_CS3_GPIO_BASE) +#define SIMPAD_CS3_VCC_3V_EN (SIMPAD_CS3_GPIO_BASE + 1) +#define SIMPAD_CS3_EN1 (SIMPAD_CS3_GPIO_BASE + 2) +#define SIMPAD_CS3_EN0 (SIMPAD_CS3_GPIO_BASE + 3) +#define SIMPAD_CS3_DISPLAY_ON (SIMPAD_CS3_GPIO_BASE + 4) +#define SIMPAD_CS3_PCMCIA_BUFF_DIS (SIMPAD_CS3_GPIO_BASE + 5) +#define SIMPAD_CS3_MQ_RESET (SIMPAD_CS3_GPIO_BASE + 6) +#define SIMPAD_CS3_PCMCIA_RESET (SIMPAD_CS3_GPIO_BASE + 7) +#define SIMPAD_CS3_DECT_POWER_ON (SIMPAD_CS3_GPIO_BASE + 8) +#define SIMPAD_CS3_IRDA_SD (SIMPAD_CS3_GPIO_BASE + 9) +#define SIMPAD_CS3_RS232_ON (SIMPAD_CS3_GPIO_BASE + 10) +#define SIMPAD_CS3_SD_MEDIAQ (SIMPAD_CS3_GPIO_BASE + 11) +#define SIMPAD_CS3_LED2_ON (SIMPAD_CS3_GPIO_BASE + 12) +#define SIMPAD_CS3_IRDA_MODE (SIMPAD_CS3_GPIO_BASE + 13) +#define SIMPAD_CS3_ENABLE_5V (SIMPAD_CS3_GPIO_BASE + 14) +#define SIMPAD_CS3_RESET_SIMCARD (SIMPAD_CS3_GPIO_BASE + 15) + +#define SIMPAD_CS3_PCMCIA_BVD1 (SIMPAD_CS3_GPIO_BASE + 16) +#define SIMPAD_CS3_PCMCIA_BVD2 (SIMPAD_CS3_GPIO_BASE + 17) +#define SIMPAD_CS3_PCMCIA_VS1 (SIMPAD_CS3_GPIO_BASE + 18) +#define SIMPAD_CS3_PCMCIA_VS2 (SIMPAD_CS3_GPIO_BASE + 19) +#define SIMPAD_CS3_LOCK_IND (SIMPAD_CS3_GPIO_BASE + 20) +#define SIMPAD_CS3_CHARGING_STATE (SIMPAD_CS3_GPIO_BASE + 21) +#define SIMPAD_CS3_PCMCIA_SHORT (SIMPAD_CS3_GPIO_BASE + 22) +#define SIMPAD_CS3_GPIO_23 (SIMPAD_CS3_GPIO_BASE + 23) + +#define CS3_BASE IOMEM(0xf1000000) + +long simpad_get_cs3_ro(void); +long simpad_get_cs3_shadow(void); +void simpad_set_cs3_bit(int value); +void simpad_clear_cs3_bit(int value); + +#define VCC_5V_EN 0x0001 /* For 5V PCMCIA */ +#define VCC_3V_EN 0x0002 /* FOR 3.3V PCMCIA */ +#define EN1 0x0004 /* This is only for EPROM's */ +#define EN0 0x0008 /* Both should be enable for 3.3V or 5V */ +#define DISPLAY_ON 0x0010 +#define PCMCIA_BUFF_DIS 0x0020 +#define MQ_RESET 0x0040 +#define PCMCIA_RESET 0x0080 +#define DECT_POWER_ON 0x0100 +#define IRDA_SD 0x0200 /* Shutdown for powersave */ +#define RS232_ON 0x0400 +#define SD_MEDIAQ 0x0800 /* Shutdown for powersave */ +#define LED2_ON 0x1000 +#define IRDA_MODE 0x2000 /* Fast/Slow IrDA mode */ +#define ENABLE_5V 0x4000 /* Enable 5V circuit */ +#define RESET_SIMCARD 0x8000 + +#define PCMCIA_BVD1 0x01 +#define PCMCIA_BVD2 0x02 +#define PCMCIA_VS1 0x04 +#define PCMCIA_VS2 0x08 +#define LOCK_IND 0x10 +#define CHARGING_STATE 0x20 +#define PCMCIA_SHORT 0x40 + +/*--- Battery ---*/ +struct simpad_battery { + unsigned char ac_status; /* line connected yes/no */ + unsigned char status; /* battery loading yes/no */ + unsigned char percentage; /* percentage loaded */ + unsigned short life; /* life till empty */ +}; + +/* These should match the apm_bios.h definitions */ +#define SIMPAD_AC_STATUS_AC_OFFLINE 0x00 +#define SIMPAD_AC_STATUS_AC_ONLINE 0x01 +#define SIMPAD_AC_STATUS_AC_BACKUP 0x02 /* What does this mean? */ +#define SIMPAD_AC_STATUS_AC_UNKNOWN 0xff + +/* These bitfields are rarely "or'd" together */ +#define SIMPAD_BATT_STATUS_HIGH 0x01 +#define SIMPAD_BATT_STATUS_LOW 0x02 +#define SIMPAD_BATT_STATUS_CRITICAL 0x04 +#define SIMPAD_BATT_STATUS_CHARGING 0x08 +#define SIMPAD_BATT_STATUS_CHARGE_MAIN 0x10 +#define SIMPAD_BATT_STATUS_DEAD 0x20 /* Battery will not charge */ +#define SIMPAD_BATT_NOT_INSTALLED 0x20 /* For expansion pack batteries */ +#define SIMPAD_BATT_STATUS_FULL 0x40 /* Battery fully charged (and connected to AC) */ +#define SIMPAD_BATT_STATUS_NOBATT 0x80 +#define SIMPAD_BATT_STATUS_UNKNOWN 0xff + +extern int simpad_get_battery(struct simpad_battery* ); + +#endif // __ASM_ARCH_SIMPAD_H + + + + + + + + diff --git a/kernel/arch/arm/mach-sa1100/include/mach/uncompress.h b/kernel/arch/arm/mach-sa1100/include/mach/uncompress.h new file mode 100644 index 000000000..73093dc89 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/include/mach/uncompress.h @@ -0,0 +1,51 @@ +/* + * arch/arm/mach-sa1100/include/mach/uncompress.h + * + * (C) 1999 Nicolas Pitre <nico@fluxnic.net> + * + * Reorganised to be machine independent. + */ + +#include "hardware.h" + +#define IOMEM(x) (x) + +/* + * The following code assumes the serial port has already been + * initialized by the bootloader. We search for the first enabled + * port in the most probable order. If you didn't setup a port in + * your bootloader then nothing will appear (which might be desired). + */ + +#define UART(x) (*(volatile unsigned long *)(serial_port + (x))) + +static void putc(int c) +{ + unsigned long serial_port; + + do { + serial_port = _Ser3UTCR0; + if (UART(UTCR3) & UTCR3_TXE) break; + serial_port = _Ser1UTCR0; + if (UART(UTCR3) & UTCR3_TXE) break; + serial_port = _Ser2UTCR0; + if (UART(UTCR3) & UTCR3_TXE) break; + return; + } while (0); + + /* wait for space in the UART's transmitter */ + while (!(UART(UTSR1) & UTSR1_TNF)) + barrier(); + + /* send the character out. */ + UART(UTDR) = c; +} + +static inline void flush(void) +{ +} + +/* + * Nothing to do for these + */ +#define arch_decomp_setup() diff --git a/kernel/arch/arm/mach-sa1100/irq.c b/kernel/arch/arm/mach-sa1100/irq.c new file mode 100644 index 000000000..65aebfa66 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/irq.c @@ -0,0 +1,178 @@ +/* + * linux/arch/arm/mach-sa1100/irq.c + * + * Copyright (C) 1999-2001 Nicolas Pitre + * + * Generic IRQ handling for the SA11x0, GPIO 11-27 IRQ demultiplexing. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/init.h> +#include <linux/module.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/irq.h> +#include <linux/irqdomain.h> +#include <linux/ioport.h> +#include <linux/syscore_ops.h> + +#include <mach/hardware.h> +#include <mach/irqs.h> +#include <asm/mach/irq.h> +#include <asm/exception.h> + +#include "generic.h" + + +/* + * We don't need to ACK IRQs on the SA1100 unless they're GPIOs + * this is for internal IRQs i.e. from IRQ LCD to RTCAlrm. + */ +static void sa1100_mask_irq(struct irq_data *d) +{ + ICMR &= ~BIT(d->hwirq); +} + +static void sa1100_unmask_irq(struct irq_data *d) +{ + ICMR |= BIT(d->hwirq); +} + +/* + * Apart form GPIOs, only the RTC alarm can be a wakeup event. + */ +static int sa1100_set_wake(struct irq_data *d, unsigned int on) +{ + if (BIT(d->hwirq) == IC_RTCAlrm) { + if (on) + PWER |= PWER_RTC; + else + PWER &= ~PWER_RTC; + return 0; + } + return -EINVAL; +} + +static struct irq_chip sa1100_normal_chip = { + .name = "SC", + .irq_ack = sa1100_mask_irq, + .irq_mask = sa1100_mask_irq, + .irq_unmask = sa1100_unmask_irq, + .irq_set_wake = sa1100_set_wake, +}; + +static int sa1100_normal_irqdomain_map(struct irq_domain *d, + unsigned int irq, irq_hw_number_t hwirq) +{ + irq_set_chip_and_handler(irq, &sa1100_normal_chip, + handle_level_irq); + set_irq_flags(irq, IRQF_VALID); + + return 0; +} + +static struct irq_domain_ops sa1100_normal_irqdomain_ops = { + .map = sa1100_normal_irqdomain_map, + .xlate = irq_domain_xlate_onetwocell, +}; + +static struct irq_domain *sa1100_normal_irqdomain; + +static struct resource irq_resource = + DEFINE_RES_MEM_NAMED(0x90050000, SZ_64K, "irqs"); + +static struct sa1100irq_state { + unsigned int saved; + unsigned int icmr; + unsigned int iclr; + unsigned int iccr; +} sa1100irq_state; + +static int sa1100irq_suspend(void) +{ + struct sa1100irq_state *st = &sa1100irq_state; + + st->saved = 1; + st->icmr = ICMR; + st->iclr = ICLR; + st->iccr = ICCR; + + /* + * Disable all GPIO-based interrupts. + */ + ICMR &= ~(IC_GPIO11_27|IC_GPIO10|IC_GPIO9|IC_GPIO8|IC_GPIO7| + IC_GPIO6|IC_GPIO5|IC_GPIO4|IC_GPIO3|IC_GPIO2| + IC_GPIO1|IC_GPIO0); + + return 0; +} + +static void sa1100irq_resume(void) +{ + struct sa1100irq_state *st = &sa1100irq_state; + + if (st->saved) { + ICCR = st->iccr; + ICLR = st->iclr; + + ICMR = st->icmr; + } +} + +static struct syscore_ops sa1100irq_syscore_ops = { + .suspend = sa1100irq_suspend, + .resume = sa1100irq_resume, +}; + +static int __init sa1100irq_init_devicefs(void) +{ + register_syscore_ops(&sa1100irq_syscore_ops); + return 0; +} + +device_initcall(sa1100irq_init_devicefs); + +static asmlinkage void __exception_irq_entry +sa1100_handle_irq(struct pt_regs *regs) +{ + uint32_t icip, icmr, mask; + + do { + icip = (ICIP); + icmr = (ICMR); + mask = icip & icmr; + + if (mask == 0) + break; + + handle_domain_irq(sa1100_normal_irqdomain, + ffs(mask) - 1, regs); + } while (1); +} + +void __init sa1100_init_irq(void) +{ + request_resource(&iomem_resource, &irq_resource); + + /* disable all IRQs */ + ICMR = 0; + + /* all IRQs are IRQ, not FIQ */ + ICLR = 0; + + /* + * Whatever the doc says, this has to be set for the wait-on-irq + * instruction to work... on a SA1100 rev 9 at least. + */ + ICCR = 1; + + sa1100_normal_irqdomain = irq_domain_add_simple(NULL, + 32, IRQ_GPIO0_SC, + &sa1100_normal_irqdomain_ops, NULL); + + set_handle_irq(sa1100_handle_irq); + + sa1100_init_gpio(); +} diff --git a/kernel/arch/arm/mach-sa1100/jornada720.c b/kernel/arch/arm/mach-sa1100/jornada720.c new file mode 100644 index 000000000..c0b1f5baf --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/jornada720.c @@ -0,0 +1,356 @@ +/* + * linux/arch/arm/mach-sa1100/jornada720.c + * + * HP Jornada720 init code + * + * Copyright (C) 2007 Kristoffer Ericson <Kristoffer.Ericson@gmail.com> + * Copyright (C) 2006 Filip Zyzniewski <filip.zyzniewski@tefnet.pl> + * Copyright (C) 2005 Michael Gernoth <michael@gernoth.net> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/tty.h> +#include <linux/delay.h> +#include <linux/platform_data/sa11x0-serial.h> +#include <linux/platform_device.h> +#include <linux/ioport.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <video/s1d13xxxfb.h> + +#include <asm/hardware/sa1111.h> +#include <asm/page.h> +#include <asm/mach-types.h> +#include <asm/setup.h> +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> +#include <asm/mach/map.h> + +#include <mach/hardware.h> +#include <mach/irqs.h> + +#include "generic.h" + +/* + * HP Documentation referred in this file: + * http://www.jlime.com/downloads/development/docs/jornada7xx/jornada720.txt + */ + +/* line 110 of HP's doc */ +#define TUCR_VAL 0x20000400 + +/* memory space (line 52 of HP's doc) */ +#define SA1111REGSTART 0x40000000 +#define SA1111REGLEN 0x00002000 +#define EPSONREGSTART 0x48000000 +#define EPSONREGLEN 0x00100000 +#define EPSONFBSTART 0x48200000 +/* 512kB framebuffer */ +#define EPSONFBLEN 512*1024 + +static struct s1d13xxxfb_regval s1d13xxxfb_initregs[] = { + /* line 344 of HP's doc */ + {0x0001,0x00}, // Miscellaneous Register + {0x01FC,0x00}, // Display Mode Register + {0x0004,0x00}, // General IO Pins Configuration Register 0 + {0x0005,0x00}, // General IO Pins Configuration Register 1 + {0x0008,0x00}, // General IO Pins Control Register 0 + {0x0009,0x00}, // General IO Pins Control Register 1 + {0x0010,0x01}, // Memory Clock Configuration Register + {0x0014,0x11}, // LCD Pixel Clock Configuration Register + {0x0018,0x01}, // CRT/TV Pixel Clock Configuration Register + {0x001C,0x01}, // MediaPlug Clock Configuration Register + {0x001E,0x01}, // CPU To Memory Wait State Select Register + {0x0020,0x00}, // Memory Configuration Register + {0x0021,0x45}, // DRAM Refresh Rate Register + {0x002A,0x01}, // DRAM Timings Control Register 0 + {0x002B,0x03}, // DRAM Timings Control Register 1 + {0x0030,0x1c}, // Panel Type Register + {0x0031,0x00}, // MOD Rate Register + {0x0032,0x4F}, // LCD Horizontal Display Width Register + {0x0034,0x07}, // LCD Horizontal Non-Display Period Register + {0x0035,0x01}, // TFT FPLINE Start Position Register + {0x0036,0x0B}, // TFT FPLINE Pulse Width Register + {0x0038,0xEF}, // LCD Vertical Display Height Register 0 + {0x0039,0x00}, // LCD Vertical Display Height Register 1 + {0x003A,0x13}, // LCD Vertical Non-Display Period Register + {0x003B,0x0B}, // TFT FPFRAME Start Position Register + {0x003C,0x01}, // TFT FPFRAME Pulse Width Register + {0x0040,0x05}, // LCD Display Mode Register (2:4bpp,3:8bpp,5:16bpp) + {0x0041,0x00}, // LCD Miscellaneous Register + {0x0042,0x00}, // LCD Display Start Address Register 0 + {0x0043,0x00}, // LCD Display Start Address Register 1 + {0x0044,0x00}, // LCD Display Start Address Register 2 + {0x0046,0x80}, // LCD Memory Address Offset Register 0 + {0x0047,0x02}, // LCD Memory Address Offset Register 1 + {0x0048,0x00}, // LCD Pixel Panning Register + {0x004A,0x00}, // LCD Display FIFO High Threshold Control Register + {0x004B,0x00}, // LCD Display FIFO Low Threshold Control Register + {0x0050,0x4F}, // CRT/TV Horizontal Display Width Register + {0x0052,0x13}, // CRT/TV Horizontal Non-Display Period Register + {0x0053,0x01}, // CRT/TV HRTC Start Position Register + {0x0054,0x0B}, // CRT/TV HRTC Pulse Width Register + {0x0056,0xDF}, // CRT/TV Vertical Display Height Register 0 + {0x0057,0x01}, // CRT/TV Vertical Display Height Register 1 + {0x0058,0x2B}, // CRT/TV Vertical Non-Display Period Register + {0x0059,0x09}, // CRT/TV VRTC Start Position Register + {0x005A,0x01}, // CRT/TV VRTC Pulse Width Register + {0x005B,0x10}, // TV Output Control Register + {0x0060,0x03}, // CRT/TV Display Mode Register (2:4bpp,3:8bpp,5:16bpp) + {0x0062,0x00}, // CRT/TV Display Start Address Register 0 + {0x0063,0x00}, // CRT/TV Display Start Address Register 1 + {0x0064,0x00}, // CRT/TV Display Start Address Register 2 + {0x0066,0x40}, // CRT/TV Memory Address Offset Register 0 + {0x0067,0x01}, // CRT/TV Memory Address Offset Register 1 + {0x0068,0x00}, // CRT/TV Pixel Panning Register + {0x006A,0x00}, // CRT/TV Display FIFO High Threshold Control Register + {0x006B,0x00}, // CRT/TV Display FIFO Low Threshold Control Register + {0x0070,0x00}, // LCD Ink/Cursor Control Register + {0x0071,0x01}, // LCD Ink/Cursor Start Address Register + {0x0072,0x00}, // LCD Cursor X Position Register 0 + {0x0073,0x00}, // LCD Cursor X Position Register 1 + {0x0074,0x00}, // LCD Cursor Y Position Register 0 + {0x0075,0x00}, // LCD Cursor Y Position Register 1 + {0x0076,0x00}, // LCD Ink/Cursor Blue Color 0 Register + {0x0077,0x00}, // LCD Ink/Cursor Green Color 0 Register + {0x0078,0x00}, // LCD Ink/Cursor Red Color 0 Register + {0x007A,0x1F}, // LCD Ink/Cursor Blue Color 1 Register + {0x007B,0x3F}, // LCD Ink/Cursor Green Color 1 Register + {0x007C,0x1F}, // LCD Ink/Cursor Red Color 1 Register + {0x007E,0x00}, // LCD Ink/Cursor FIFO Threshold Register + {0x0080,0x00}, // CRT/TV Ink/Cursor Control Register + {0x0081,0x01}, // CRT/TV Ink/Cursor Start Address Register + {0x0082,0x00}, // CRT/TV Cursor X Position Register 0 + {0x0083,0x00}, // CRT/TV Cursor X Position Register 1 + {0x0084,0x00}, // CRT/TV Cursor Y Position Register 0 + {0x0085,0x00}, // CRT/TV Cursor Y Position Register 1 + {0x0086,0x00}, // CRT/TV Ink/Cursor Blue Color 0 Register + {0x0087,0x00}, // CRT/TV Ink/Cursor Green Color 0 Register + {0x0088,0x00}, // CRT/TV Ink/Cursor Red Color 0 Register + {0x008A,0x1F}, // CRT/TV Ink/Cursor Blue Color 1 Register + {0x008B,0x3F}, // CRT/TV Ink/Cursor Green Color 1 Register + {0x008C,0x1F}, // CRT/TV Ink/Cursor Red Color 1 Register + {0x008E,0x00}, // CRT/TV Ink/Cursor FIFO Threshold Register + {0x0100,0x00}, // BitBlt Control Register 0 + {0x0101,0x00}, // BitBlt Control Register 1 + {0x0102,0x00}, // BitBlt ROP Code/Color Expansion Register + {0x0103,0x00}, // BitBlt Operation Register + {0x0104,0x00}, // BitBlt Source Start Address Register 0 + {0x0105,0x00}, // BitBlt Source Start Address Register 1 + {0x0106,0x00}, // BitBlt Source Start Address Register 2 + {0x0108,0x00}, // BitBlt Destination Start Address Register 0 + {0x0109,0x00}, // BitBlt Destination Start Address Register 1 + {0x010A,0x00}, // BitBlt Destination Start Address Register 2 + {0x010C,0x00}, // BitBlt Memory Address Offset Register 0 + {0x010D,0x00}, // BitBlt Memory Address Offset Register 1 + {0x0110,0x00}, // BitBlt Width Register 0 + {0x0111,0x00}, // BitBlt Width Register 1 + {0x0112,0x00}, // BitBlt Height Register 0 + {0x0113,0x00}, // BitBlt Height Register 1 + {0x0114,0x00}, // BitBlt Background Color Register 0 + {0x0115,0x00}, // BitBlt Background Color Register 1 + {0x0118,0x00}, // BitBlt Foreground Color Register 0 + {0x0119,0x00}, // BitBlt Foreground Color Register 1 + {0x01E0,0x00}, // Look-Up Table Mode Register + {0x01E2,0x00}, // Look-Up Table Address Register + /* not sure, wouldn't like to mess with the driver */ + {0x01E4,0x00}, // Look-Up Table Data Register + /* jornada doc says 0x00, but I trust the driver */ + {0x01F0,0x10}, // Power Save Configuration Register + {0x01F1,0x00}, // Power Save Status Register + {0x01F4,0x00}, // CPU-to-Memory Access Watchdog Timer Register + {0x01FC,0x01}, // Display Mode Register(0x01:LCD, 0x02:CRT, 0x03:LCD&CRT) +}; + +static struct s1d13xxxfb_pdata s1d13xxxfb_data = { + .initregs = s1d13xxxfb_initregs, + .initregssize = ARRAY_SIZE(s1d13xxxfb_initregs), + .platform_init_video = NULL +}; + +static struct resource s1d13xxxfb_resources[] = { + [0] = DEFINE_RES_MEM(EPSONFBSTART, EPSONFBLEN), + [1] = DEFINE_RES_MEM(EPSONREGSTART, EPSONREGLEN), +}; + +static struct platform_device s1d13xxxfb_device = { + .name = S1D_DEVICENAME, + .id = 0, + .dev = { + .platform_data = &s1d13xxxfb_data, + }, + .num_resources = ARRAY_SIZE(s1d13xxxfb_resources), + .resource = s1d13xxxfb_resources, +}; + +static struct resource sa1111_resources[] = { + [0] = DEFINE_RES_MEM(SA1111REGSTART, SA1111REGLEN), + [1] = DEFINE_RES_IRQ(IRQ_GPIO1), +}; + +static struct sa1111_platform_data sa1111_info = { + .disable_devs = SA1111_DEVID_PS2_MSE, +}; + +static u64 sa1111_dmamask = 0xffffffffUL; + +static struct platform_device sa1111_device = { + .name = "sa1111", + .id = 0, + .dev = { + .dma_mask = &sa1111_dmamask, + .coherent_dma_mask = 0xffffffff, + .platform_data = &sa1111_info, + }, + .num_resources = ARRAY_SIZE(sa1111_resources), + .resource = sa1111_resources, +}; + +static struct platform_device jornada_ssp_device = { + .name = "jornada_ssp", + .id = -1, +}; + +static struct platform_device jornada_kbd_device = { + .name = "jornada720_kbd", + .id = -1, +}; + +static struct platform_device jornada_ts_device = { + .name = "jornada_ts", + .id = -1, +}; + +static struct platform_device *devices[] __initdata = { + &sa1111_device, + &jornada_ssp_device, + &s1d13xxxfb_device, + &jornada_kbd_device, + &jornada_ts_device, +}; + +static int __init jornada720_init(void) +{ + int ret = -ENODEV; + + if (machine_is_jornada720()) { + /* we want to use gpio20 as input to drive the clock of our uart 3 */ + GPDR |= GPIO_GPIO20; /* Clear gpio20 pin as input */ + TUCR = TUCR_VAL; + GPSR = GPIO_GPIO20; /* start gpio20 pin */ + udelay(1); + GPCR = GPIO_GPIO20; /* stop gpio20 */ + udelay(1); + GPSR = GPIO_GPIO20; /* restart gpio20 */ + udelay(20); /* give it some time to restart */ + + ret = platform_add_devices(devices, ARRAY_SIZE(devices)); + } + + return ret; +} + +arch_initcall(jornada720_init); + +static struct map_desc jornada720_io_desc[] __initdata = { + { /* Epson registers */ + .virtual = 0xf0000000, + .pfn = __phys_to_pfn(EPSONREGSTART), + .length = EPSONREGLEN, + .type = MT_DEVICE + }, { /* Epson frame buffer */ + .virtual = 0xf1000000, + .pfn = __phys_to_pfn(EPSONFBSTART), + .length = EPSONFBLEN, + .type = MT_DEVICE + } +}; + +static void __init jornada720_map_io(void) +{ + sa1100_map_io(); + iotable_init(jornada720_io_desc, ARRAY_SIZE(jornada720_io_desc)); + + sa1100_register_uart(0, 3); + sa1100_register_uart(1, 1); +} + +static struct mtd_partition jornada720_partitions[] = { + { + .name = "JORNADA720 boot firmware", + .size = 0x00040000, + .offset = 0, + .mask_flags = MTD_WRITEABLE, /* force read-only */ + }, { + .name = "JORNADA720 kernel", + .size = 0x000c0000, + .offset = 0x00040000, + }, { + .name = "JORNADA720 params", + .size = 0x00040000, + .offset = 0x00100000, + }, { + .name = "JORNADA720 initrd", + .size = 0x00100000, + .offset = 0x00140000, + }, { + .name = "JORNADA720 root cramfs", + .size = 0x00300000, + .offset = 0x00240000, + }, { + .name = "JORNADA720 usr cramfs", + .size = 0x00800000, + .offset = 0x00540000, + }, { + .name = "JORNADA720 usr local", + .size = 0, /* will expand to the end of the flash */ + .offset = 0x00d00000, + } +}; + +static void jornada720_set_vpp(int vpp) +{ + if (vpp) + /* enabling flash write (line 470 of HP's doc) */ + PPSR |= PPC_LDD7; + else + /* disabling flash write (line 470 of HP's doc) */ + PPSR &= ~PPC_LDD7; + PPDR |= PPC_LDD7; +} + +static struct flash_platform_data jornada720_flash_data = { + .map_name = "cfi_probe", + .set_vpp = jornada720_set_vpp, + .parts = jornada720_partitions, + .nr_parts = ARRAY_SIZE(jornada720_partitions), +}; + +static struct resource jornada720_flash_resource = + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M); + +static void __init jornada720_mach_init(void) +{ + sa11x0_register_mtd(&jornada720_flash_data, &jornada720_flash_resource, 1); +} + +MACHINE_START(JORNADA720, "HP Jornada 720") + /* Maintainer: Kristoffer Ericson <Kristoffer.Ericson@gmail.com> */ + .atag_offset = 0x100, + .map_io = jornada720_map_io, + .nr_irqs = SA1100_NR_IRQS, + .init_irq = sa1100_init_irq, + .init_time = sa1100_timer_init, + .init_machine = jornada720_mach_init, + .init_late = sa11x0_init_late, +#ifdef CONFIG_SA1111 + .dma_zone_size = SZ_1M, +#endif + .restart = sa11x0_restart, +MACHINE_END diff --git a/kernel/arch/arm/mach-sa1100/jornada720_ssp.c b/kernel/arch/arm/mach-sa1100/jornada720_ssp.c new file mode 100644 index 000000000..b143c4659 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/jornada720_ssp.c @@ -0,0 +1,203 @@ +/** + * arch/arm/mac-sa1100/jornada720_ssp.c + * + * Copyright (C) 2006/2007 Kristoffer Ericson <Kristoffer.Ericson@gmail.com> + * Copyright (C) 2006 Filip Zyzniewski <filip.zyzniewski@tefnet.pl> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * SSP driver for the HP Jornada 710/720/728 + */ + +#include <linux/delay.h> +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/sched.h> +#include <linux/io.h> + +#include <mach/hardware.h> +#include <mach/jornada720.h> +#include <asm/hardware/ssp.h> + +static DEFINE_SPINLOCK(jornada_ssp_lock); +static unsigned long jornada_ssp_flags; + +/** + * jornada_ssp_reverse - reverses input byte + * + * we need to reverse all data we receive from the mcu due to its physical location + * returns : 01110111 -> 11101110 + */ +u8 inline jornada_ssp_reverse(u8 byte) +{ + return + ((0x80 & byte) >> 7) | + ((0x40 & byte) >> 5) | + ((0x20 & byte) >> 3) | + ((0x10 & byte) >> 1) | + ((0x08 & byte) << 1) | + ((0x04 & byte) << 3) | + ((0x02 & byte) << 5) | + ((0x01 & byte) << 7); +}; +EXPORT_SYMBOL(jornada_ssp_reverse); + +/** + * jornada_ssp_byte - waits for ready ssp bus and sends byte + * + * waits for fifo buffer to clear and then transmits, if it doesn't then we will + * timeout after <timeout> rounds. Needs mcu running before its called. + * + * returns : %mcu output on success + * : %-ETIMEDOUT on timeout + */ +int jornada_ssp_byte(u8 byte) +{ + int timeout = 400000; + u16 ret; + + while ((GPLR & GPIO_GPIO10)) { + if (!--timeout) { + printk(KERN_WARNING "SSP: timeout while waiting for transmit\n"); + return -ETIMEDOUT; + } + cpu_relax(); + } + + ret = jornada_ssp_reverse(byte) << 8; + + ssp_write_word(ret); + ssp_read_word(&ret); + + return jornada_ssp_reverse(ret); +}; +EXPORT_SYMBOL(jornada_ssp_byte); + +/** + * jornada_ssp_inout - decide if input is command or trading byte + * + * returns : (jornada_ssp_byte(byte)) on success + * : %-ETIMEDOUT on timeout failure + */ +int jornada_ssp_inout(u8 byte) +{ + int ret, i; + + /* true means command byte */ + if (byte != TXDUMMY) { + ret = jornada_ssp_byte(byte); + /* Proper return to commands is TxDummy */ + if (ret != TXDUMMY) { + for (i = 0; i < 256; i++)/* flushing bus */ + if (jornada_ssp_byte(TXDUMMY) == -1) + break; + return -ETIMEDOUT; + } + } else /* Exchange TxDummy for data */ + ret = jornada_ssp_byte(TXDUMMY); + + return ret; +}; +EXPORT_SYMBOL(jornada_ssp_inout); + +/** + * jornada_ssp_start - enable mcu + * + */ +void jornada_ssp_start(void) +{ + spin_lock_irqsave(&jornada_ssp_lock, jornada_ssp_flags); + GPCR = GPIO_GPIO25; + udelay(50); + return; +}; +EXPORT_SYMBOL(jornada_ssp_start); + +/** + * jornada_ssp_end - disable mcu and turn off lock + * + */ +void jornada_ssp_end(void) +{ + GPSR = GPIO_GPIO25; + spin_unlock_irqrestore(&jornada_ssp_lock, jornada_ssp_flags); + return; +}; +EXPORT_SYMBOL(jornada_ssp_end); + +static int jornada_ssp_probe(struct platform_device *dev) +{ + int ret; + + GPSR = GPIO_GPIO25; + + ret = ssp_init(); + + /* worked fine, lets not bother with anything else */ + if (!ret) { + printk(KERN_INFO "SSP: device initialized with irq\n"); + return ret; + } + + printk(KERN_WARNING "SSP: initialization failed, trying non-irq solution \n"); + + /* init of Serial 4 port */ + Ser4MCCR0 = 0; + Ser4SSCR0 = 0x0387; + Ser4SSCR1 = 0x18; + + /* clear out any left over data */ + ssp_flush(); + + /* enable MCU */ + jornada_ssp_start(); + + /* see if return value makes sense */ + ret = jornada_ssp_inout(GETBRIGHTNESS); + + /* seems like it worked, just feed it with TxDummy to get rid of data */ + if (ret == TXDUMMY) + jornada_ssp_inout(TXDUMMY); + + jornada_ssp_end(); + + /* failed, lets just kill everything */ + if (ret == -ETIMEDOUT) { + printk(KERN_WARNING "SSP: attempts failed, bailing\n"); + ssp_exit(); + return -ENODEV; + } + + /* all fine */ + printk(KERN_INFO "SSP: device initialized\n"); + return 0; +}; + +static int jornada_ssp_remove(struct platform_device *dev) +{ + /* Note that this doesn't actually remove the driver, since theres nothing to remove + * It just makes sure everything is turned off */ + GPSR = GPIO_GPIO25; + ssp_exit(); + return 0; +}; + +struct platform_driver jornadassp_driver = { + .probe = jornada_ssp_probe, + .remove = jornada_ssp_remove, + .driver = { + .name = "jornada_ssp", + }, +}; + +static int __init jornada_ssp_init(void) +{ + return platform_driver_register(&jornadassp_driver); +} + +module_init(jornada_ssp_init); diff --git a/kernel/arch/arm/mach-sa1100/lart.c b/kernel/arch/arm/mach-sa1100/lart.c new file mode 100644 index 000000000..51b0eb52c --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/lart.c @@ -0,0 +1,176 @@ +/* + * linux/arch/arm/mach-sa1100/lart.c + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/platform_data/sa11x0-serial.h> +#include <linux/tty.h> +#include <linux/gpio.h> +#include <linux/leds.h> +#include <linux/platform_device.h> + +#include <video/sa1100fb.h> + +#include <mach/hardware.h> +#include <asm/setup.h> +#include <asm/mach-types.h> +#include <asm/page.h> + +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <linux/platform_data/mfd-mcp-sa11x0.h> +#include <mach/irqs.h> + +#include "generic.h" + +static struct mcp_plat_data lart_mcp_data = { + .mccr0 = MCCR0_ADM, + .sclk_rate = 11981000, +}; + +#ifdef LART_GREY_LCD +static struct sa1100fb_mach_info lart_grey_info = { + .pixclock = 150000, .bpp = 4, + .xres = 320, .yres = 240, + + .hsync_len = 1, .vsync_len = 1, + .left_margin = 4, .upper_margin = 0, + .right_margin = 2, .lower_margin = 0, + + .cmap_greyscale = 1, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + + .lccr0 = LCCR0_Mono | LCCR0_Sngl | LCCR0_Pas | LCCR0_4PixMono, + .lccr3 = LCCR3_OutEnH | LCCR3_PixRsEdg | LCCR3_ACBsDiv(512), +}; +#endif +#ifdef LART_COLOR_LCD +static struct sa1100fb_mach_info lart_color_info = { + .pixclock = 150000, .bpp = 16, + .xres = 320, .yres = 240, + + .hsync_len = 2, .vsync_len = 3, + .left_margin = 69, .upper_margin = 14, + .right_margin = 8, .lower_margin = 4, + + .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act, + .lccr3 = LCCR3_OutEnH | LCCR3_PixFlEdg | LCCR3_ACBsDiv(512), +}; +#endif +#ifdef LART_VIDEO_OUT +static struct sa1100fb_mach_info lart_video_info = { + .pixclock = 39721, .bpp = 16, + .xres = 640, .yres = 480, + + .hsync_len = 95, .vsync_len = 2, + .left_margin = 40, .upper_margin = 32, + .right_margin = 24, .lower_margin = 11, + + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + + .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act, + .lccr3 = LCCR3_OutEnL | LCCR3_PixFlEdg | LCCR3_ACBsDiv(512), +}; +#endif + +#ifdef LART_KIT01_LCD +static struct sa1100fb_mach_info lart_kit01_info = { + .pixclock = 63291, .bpp = 16, + .xres = 640, .yres = 480, + + .hsync_len = 64, .vsync_len = 3, + .left_margin = 122, .upper_margin = 45, + .right_margin = 10, .lower_margin = 10, + + .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act, + .lccr3 = LCCR3_OutEnH | LCCR3_PixFlEdg +}; +#endif + +static void __init lart_init(void) +{ + struct sa1100fb_mach_info *inf = NULL; + +#ifdef LART_GREY_LCD + inf = &lart_grey_info; +#endif +#ifdef LART_COLOR_LCD + inf = &lart_color_info; +#endif +#ifdef LART_VIDEO_OUT + inf = &lart_video_info; +#endif +#ifdef LART_KIT01_LCD + inf = &lart_kit01_info; +#endif + + if (inf) + sa11x0_register_lcd(inf); + + sa11x0_ppc_configure_mcp(); + sa11x0_register_mcp(&lart_mcp_data); +} + +static struct map_desc lart_io_desc[] __initdata = { + { /* main flash memory */ + .virtual = 0xe8000000, + .pfn = __phys_to_pfn(0x00000000), + .length = 0x00400000, + .type = MT_DEVICE + }, { /* main flash, alternative location */ + .virtual = 0xec000000, + .pfn = __phys_to_pfn(0x08000000), + .length = 0x00400000, + .type = MT_DEVICE + } +}; + +/* LEDs */ +struct gpio_led lart_gpio_leds[] = { + { + .name = "lart:red", + .default_trigger = "cpu0", + .gpio = 23, + }, +}; + +static struct gpio_led_platform_data lart_gpio_led_info = { + .leds = lart_gpio_leds, + .num_leds = ARRAY_SIZE(lart_gpio_leds), +}; + +static struct platform_device lart_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &lart_gpio_led_info, + } +}; +static void __init lart_map_io(void) +{ + sa1100_map_io(); + iotable_init(lart_io_desc, ARRAY_SIZE(lart_io_desc)); + + sa1100_register_uart(0, 3); + sa1100_register_uart(1, 1); + sa1100_register_uart(2, 2); + + GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD); + GPDR |= GPIO_UART_TXD; + GPDR &= ~GPIO_UART_RXD; + PPAR |= PPAR_UPR; + + platform_device_register(&lart_leds); +} + +MACHINE_START(LART, "LART") + .atag_offset = 0x100, + .map_io = lart_map_io, + .nr_irqs = SA1100_NR_IRQS, + .init_irq = sa1100_init_irq, + .init_machine = lart_init, + .init_late = sa11x0_init_late, + .init_time = sa1100_timer_init, + .restart = sa11x0_restart, +MACHINE_END diff --git a/kernel/arch/arm/mach-sa1100/nanoengine.c b/kernel/arch/arm/mach-sa1100/nanoengine.c new file mode 100644 index 000000000..f1cb3784d --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/nanoengine.c @@ -0,0 +1,117 @@ +/* + * linux/arch/arm/mach-sa1100/nanoengine.c + * + * Bright Star Engineering's nanoEngine board init code. + * + * Copyright (C) 2010 Marcelo Roberto Jimenez <mroberto@cpti.cetuc.puc-rio.br> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/platform_data/sa11x0-serial.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/root_dev.h> + +#include <asm/mach-types.h> +#include <asm/setup.h> +#include <asm/page.h> + +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> +#include <asm/mach/map.h> + +#include <mach/hardware.h> +#include <mach/nanoengine.h> +#include <mach/irqs.h> + +#include "generic.h" + +/* Flash bank 0 */ +static struct mtd_partition nanoengine_partitions[] = { + { + .name = "nanoEngine boot firmware and parameter table", + .size = 0x00010000, /* 32K */ + .offset = 0, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "kernel/initrd reserved", + .size = 0x002f0000, + .offset = 0x00010000, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "experimental filesystem allocation", + .size = 0x00100000, + .offset = 0x00300000, + .mask_flags = MTD_WRITEABLE, + } +}; + +static struct flash_platform_data nanoengine_flash_data = { + .map_name = "jedec_probe", + .parts = nanoengine_partitions, + .nr_parts = ARRAY_SIZE(nanoengine_partitions), +}; + +static struct resource nanoengine_flash_resources[] = { + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M), + DEFINE_RES_MEM(SA1100_CS1_PHYS, SZ_32M), +}; + +static struct map_desc nanoengine_io_desc[] __initdata = { + { + /* System Registers */ + .virtual = 0xf0000000, + .pfn = __phys_to_pfn(0x10000000), + .length = 0x00100000, + .type = MT_DEVICE + }, { + /* Internal PCI Memory Read/Write */ + .virtual = NANO_PCI_MEM_RW_VIRT, + .pfn = __phys_to_pfn(NANO_PCI_MEM_RW_PHYS), + .length = NANO_PCI_MEM_RW_SIZE, + .type = MT_DEVICE + }, { + /* Internal PCI Config Space */ + .virtual = NANO_PCI_CONFIG_SPACE_VIRT, + .pfn = __phys_to_pfn(NANO_PCI_CONFIG_SPACE_PHYS), + .length = NANO_PCI_CONFIG_SPACE_SIZE, + .type = MT_DEVICE + } +}; + +static void __init nanoengine_map_io(void) +{ + sa1100_map_io(); + iotable_init(nanoengine_io_desc, ARRAY_SIZE(nanoengine_io_desc)); + + sa1100_register_uart(0, 1); + sa1100_register_uart(1, 2); + sa1100_register_uart(2, 3); + Ser1SDCR0 |= SDCR0_UART; + /* disable IRDA -- UART2 is used as a normal serial port */ + Ser2UTCR4 = 0; + Ser2HSCR0 = 0; +} + +static void __init nanoengine_init(void) +{ + sa11x0_register_mtd(&nanoengine_flash_data, nanoengine_flash_resources, + ARRAY_SIZE(nanoengine_flash_resources)); +} + +MACHINE_START(NANOENGINE, "BSE nanoEngine") + .atag_offset = 0x100, + .map_io = nanoengine_map_io, + .nr_irqs = SA1100_NR_IRQS, + .init_irq = sa1100_init_irq, + .init_time = sa1100_timer_init, + .init_machine = nanoengine_init, + .init_late = sa11x0_init_late, + .restart = sa11x0_restart, +MACHINE_END diff --git a/kernel/arch/arm/mach-sa1100/neponset.c b/kernel/arch/arm/mach-sa1100/neponset.c new file mode 100644 index 000000000..af868d258 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/neponset.c @@ -0,0 +1,441 @@ +/* + * linux/arch/arm/mach-sa1100/neponset.c + */ +#include <linux/err.h> +#include <linux/init.h> +#include <linux/ioport.h> +#include <linux/irq.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_data/sa11x0-serial.h> +#include <linux/platform_device.h> +#include <linux/pm.h> +#include <linux/serial_core.h> +#include <linux/slab.h> +#include <linux/smc91x.h> + +#include <asm/mach-types.h> +#include <asm/mach/map.h> +#include <asm/hardware/sa1111.h> +#include <asm/sizes.h> + +#include <mach/hardware.h> +#include <mach/assabet.h> +#include <mach/neponset.h> +#include <mach/irqs.h> + +#define NEP_IRQ_SMC91X 0 +#define NEP_IRQ_USAR 1 +#define NEP_IRQ_SA1111 2 +#define NEP_IRQ_NR 3 + +#define WHOAMI 0x00 +#define LEDS 0x10 +#define SWPK 0x20 +#define IRR 0x24 +#define KP_Y_IN 0x80 +#define KP_X_OUT 0x90 +#define NCR_0 0xa0 +#define MDM_CTL_0 0xb0 +#define MDM_CTL_1 0xb4 +#define AUD_CTL 0xc0 + +#define IRR_ETHERNET (1 << 0) +#define IRR_USAR (1 << 1) +#define IRR_SA1111 (1 << 2) + +#define MDM_CTL0_RTS1 (1 << 0) +#define MDM_CTL0_DTR1 (1 << 1) +#define MDM_CTL0_RTS2 (1 << 2) +#define MDM_CTL0_DTR2 (1 << 3) + +#define MDM_CTL1_CTS1 (1 << 0) +#define MDM_CTL1_DSR1 (1 << 1) +#define MDM_CTL1_DCD1 (1 << 2) +#define MDM_CTL1_CTS2 (1 << 3) +#define MDM_CTL1_DSR2 (1 << 4) +#define MDM_CTL1_DCD2 (1 << 5) + +#define AUD_SEL_1341 (1 << 0) +#define AUD_MUTE_1341 (1 << 1) + +extern void sa1110_mb_disable(void); + +struct neponset_drvdata { + void __iomem *base; + struct platform_device *sa1111; + struct platform_device *smc91x; + unsigned irq_base; +#ifdef CONFIG_PM_SLEEP + u32 ncr0; + u32 mdm_ctl_0; +#endif +}; + +static void __iomem *nep_base; + +void neponset_ncr_frob(unsigned int mask, unsigned int val) +{ + void __iomem *base = nep_base; + + if (base) { + unsigned long flags; + unsigned v; + + local_irq_save(flags); + v = readb_relaxed(base + NCR_0); + writeb_relaxed((v & ~mask) | val, base + NCR_0); + local_irq_restore(flags); + } else { + WARN(1, "nep_base unset\n"); + } +} +EXPORT_SYMBOL(neponset_ncr_frob); + +static void neponset_set_mctrl(struct uart_port *port, u_int mctrl) +{ + void __iomem *base = nep_base; + u_int mdm_ctl0; + + if (!base) + return; + + mdm_ctl0 = readb_relaxed(base + MDM_CTL_0); + if (port->mapbase == _Ser1UTCR0) { + if (mctrl & TIOCM_RTS) + mdm_ctl0 &= ~MDM_CTL0_RTS2; + else + mdm_ctl0 |= MDM_CTL0_RTS2; + + if (mctrl & TIOCM_DTR) + mdm_ctl0 &= ~MDM_CTL0_DTR2; + else + mdm_ctl0 |= MDM_CTL0_DTR2; + } else if (port->mapbase == _Ser3UTCR0) { + if (mctrl & TIOCM_RTS) + mdm_ctl0 &= ~MDM_CTL0_RTS1; + else + mdm_ctl0 |= MDM_CTL0_RTS1; + + if (mctrl & TIOCM_DTR) + mdm_ctl0 &= ~MDM_CTL0_DTR1; + else + mdm_ctl0 |= MDM_CTL0_DTR1; + } + + writeb_relaxed(mdm_ctl0, base + MDM_CTL_0); +} + +static u_int neponset_get_mctrl(struct uart_port *port) +{ + void __iomem *base = nep_base; + u_int ret = TIOCM_CD | TIOCM_CTS | TIOCM_DSR; + u_int mdm_ctl1; + + if (!base) + return ret; + + mdm_ctl1 = readb_relaxed(base + MDM_CTL_1); + if (port->mapbase == _Ser1UTCR0) { + if (mdm_ctl1 & MDM_CTL1_DCD2) + ret &= ~TIOCM_CD; + if (mdm_ctl1 & MDM_CTL1_CTS2) + ret &= ~TIOCM_CTS; + if (mdm_ctl1 & MDM_CTL1_DSR2) + ret &= ~TIOCM_DSR; + } else if (port->mapbase == _Ser3UTCR0) { + if (mdm_ctl1 & MDM_CTL1_DCD1) + ret &= ~TIOCM_CD; + if (mdm_ctl1 & MDM_CTL1_CTS1) + ret &= ~TIOCM_CTS; + if (mdm_ctl1 & MDM_CTL1_DSR1) + ret &= ~TIOCM_DSR; + } + + return ret; +} + +static struct sa1100_port_fns neponset_port_fns = { + .set_mctrl = neponset_set_mctrl, + .get_mctrl = neponset_get_mctrl, +}; + +/* + * Install handler for Neponset IRQ. Note that we have to loop here + * since the ETHERNET and USAR IRQs are level based, and we need to + * ensure that the IRQ signal is deasserted before returning. This + * is rather unfortunate. + */ +static void neponset_irq_handler(unsigned int irq, struct irq_desc *desc) +{ + struct neponset_drvdata *d = irq_desc_get_handler_data(desc); + unsigned int irr; + + while (1) { + /* + * Acknowledge the parent IRQ. + */ + desc->irq_data.chip->irq_ack(&desc->irq_data); + + /* + * Read the interrupt reason register. Let's have all + * active IRQ bits high. Note: there is a typo in the + * Neponset user's guide for the SA1111 IRR level. + */ + irr = readb_relaxed(d->base + IRR); + irr ^= IRR_ETHERNET | IRR_USAR; + + if ((irr & (IRR_ETHERNET | IRR_USAR | IRR_SA1111)) == 0) + break; + + /* + * Since there is no individual mask, we have to + * mask the parent IRQ. This is safe, since we'll + * recheck the register for any pending IRQs. + */ + if (irr & (IRR_ETHERNET | IRR_USAR)) { + desc->irq_data.chip->irq_mask(&desc->irq_data); + + /* + * Ack the interrupt now to prevent re-entering + * this neponset handler. Again, this is safe + * since we'll check the IRR register prior to + * leaving. + */ + desc->irq_data.chip->irq_ack(&desc->irq_data); + + if (irr & IRR_ETHERNET) + generic_handle_irq(d->irq_base + NEP_IRQ_SMC91X); + + if (irr & IRR_USAR) + generic_handle_irq(d->irq_base + NEP_IRQ_USAR); + + desc->irq_data.chip->irq_unmask(&desc->irq_data); + } + + if (irr & IRR_SA1111) + generic_handle_irq(d->irq_base + NEP_IRQ_SA1111); + } +} + +/* Yes, we really do not have any kind of masking or unmasking */ +static void nochip_noop(struct irq_data *irq) +{ +} + +static struct irq_chip nochip = { + .name = "neponset", + .irq_ack = nochip_noop, + .irq_mask = nochip_noop, + .irq_unmask = nochip_noop, +}; + +static struct sa1111_platform_data sa1111_info = { + .disable_devs = SA1111_DEVID_PS2_MSE, +}; + +static int neponset_probe(struct platform_device *dev) +{ + struct neponset_drvdata *d; + struct resource *nep_res, *sa1111_res, *smc91x_res; + struct resource sa1111_resources[] = { + DEFINE_RES_MEM(0x40000000, SZ_8K), + { .flags = IORESOURCE_IRQ }, + }; + struct platform_device_info sa1111_devinfo = { + .parent = &dev->dev, + .name = "sa1111", + .id = 0, + .res = sa1111_resources, + .num_res = ARRAY_SIZE(sa1111_resources), + .data = &sa1111_info, + .size_data = sizeof(sa1111_info), + .dma_mask = 0xffffffffUL, + }; + struct resource smc91x_resources[] = { + DEFINE_RES_MEM_NAMED(SA1100_CS3_PHYS, + 0x02000000, "smc91x-regs"), + DEFINE_RES_MEM_NAMED(SA1100_CS3_PHYS + 0x02000000, + 0x02000000, "smc91x-attrib"), + { .flags = IORESOURCE_IRQ }, + }; + struct smc91x_platdata smc91x_platdata = { + .flags = SMC91X_USE_8BIT | SMC91X_IO_SHIFT_2 | SMC91X_NOWAIT, + }; + struct platform_device_info smc91x_devinfo = { + .parent = &dev->dev, + .name = "smc91x", + .id = 0, + .res = smc91x_resources, + .num_res = ARRAY_SIZE(smc91x_resources), + .data = &smc91x_platdata, + .size_data = sizeof(smc91x_platdata), + }; + int ret, irq; + + if (nep_base) + return -EBUSY; + + irq = ret = platform_get_irq(dev, 0); + if (ret < 0) + goto err_alloc; + + nep_res = platform_get_resource(dev, IORESOURCE_MEM, 0); + smc91x_res = platform_get_resource(dev, IORESOURCE_MEM, 1); + sa1111_res = platform_get_resource(dev, IORESOURCE_MEM, 2); + if (!nep_res || !smc91x_res || !sa1111_res) { + ret = -ENXIO; + goto err_alloc; + } + + d = kzalloc(sizeof(*d), GFP_KERNEL); + if (!d) { + ret = -ENOMEM; + goto err_alloc; + } + + d->base = ioremap(nep_res->start, SZ_4K); + if (!d->base) { + ret = -ENOMEM; + goto err_ioremap; + } + + if (readb_relaxed(d->base + WHOAMI) != 0x11) { + dev_warn(&dev->dev, "Neponset board detected, but wrong ID: %02x\n", + readb_relaxed(d->base + WHOAMI)); + ret = -ENODEV; + goto err_id; + } + + ret = irq_alloc_descs(-1, IRQ_BOARD_START, NEP_IRQ_NR, -1); + if (ret <= 0) { + dev_err(&dev->dev, "unable to allocate %u irqs: %d\n", + NEP_IRQ_NR, ret); + if (ret == 0) + ret = -ENOMEM; + goto err_irq_alloc; + } + + d->irq_base = ret; + + irq_set_chip_and_handler(d->irq_base + NEP_IRQ_SMC91X, &nochip, + handle_simple_irq); + set_irq_flags(d->irq_base + NEP_IRQ_SMC91X, IRQF_VALID | IRQF_PROBE); + irq_set_chip_and_handler(d->irq_base + NEP_IRQ_USAR, &nochip, + handle_simple_irq); + set_irq_flags(d->irq_base + NEP_IRQ_USAR, IRQF_VALID | IRQF_PROBE); + irq_set_chip(d->irq_base + NEP_IRQ_SA1111, &nochip); + + irq_set_irq_type(irq, IRQ_TYPE_EDGE_RISING); + irq_set_handler_data(irq, d); + irq_set_chained_handler(irq, neponset_irq_handler); + + /* + * We would set IRQ_GPIO25 to be a wake-up IRQ, but unfortunately + * something on the Neponset activates this IRQ on sleep (eth?) + */ +#if 0 + enable_irq_wake(irq); +#endif + + dev_info(&dev->dev, "Neponset daughter board, providing IRQ%u-%u\n", + d->irq_base, d->irq_base + NEP_IRQ_NR - 1); + nep_base = d->base; + + sa1100_register_uart_fns(&neponset_port_fns); + + /* Ensure that the memory bus request/grant signals are setup */ + sa1110_mb_disable(); + + /* Disable GPIO 0/1 drivers so the buttons work on the Assabet */ + writeb_relaxed(NCR_GP01_OFF, d->base + NCR_0); + + sa1111_resources[0].parent = sa1111_res; + sa1111_resources[1].start = d->irq_base + NEP_IRQ_SA1111; + sa1111_resources[1].end = d->irq_base + NEP_IRQ_SA1111; + d->sa1111 = platform_device_register_full(&sa1111_devinfo); + + smc91x_resources[0].parent = smc91x_res; + smc91x_resources[1].parent = smc91x_res; + smc91x_resources[2].start = d->irq_base + NEP_IRQ_SMC91X; + smc91x_resources[2].end = d->irq_base + NEP_IRQ_SMC91X; + d->smc91x = platform_device_register_full(&smc91x_devinfo); + + platform_set_drvdata(dev, d); + + return 0; + + err_irq_alloc: + err_id: + iounmap(d->base); + err_ioremap: + kfree(d); + err_alloc: + return ret; +} + +static int neponset_remove(struct platform_device *dev) +{ + struct neponset_drvdata *d = platform_get_drvdata(dev); + int irq = platform_get_irq(dev, 0); + + if (!IS_ERR(d->sa1111)) + platform_device_unregister(d->sa1111); + if (!IS_ERR(d->smc91x)) + platform_device_unregister(d->smc91x); + irq_set_chained_handler(irq, NULL); + irq_free_descs(d->irq_base, NEP_IRQ_NR); + nep_base = NULL; + iounmap(d->base); + kfree(d); + + return 0; +} + +#ifdef CONFIG_PM_SLEEP +static int neponset_suspend(struct device *dev) +{ + struct neponset_drvdata *d = dev_get_drvdata(dev); + + d->ncr0 = readb_relaxed(d->base + NCR_0); + d->mdm_ctl_0 = readb_relaxed(d->base + MDM_CTL_0); + + return 0; +} + +static int neponset_resume(struct device *dev) +{ + struct neponset_drvdata *d = dev_get_drvdata(dev); + + writeb_relaxed(d->ncr0, d->base + NCR_0); + writeb_relaxed(d->mdm_ctl_0, d->base + MDM_CTL_0); + + return 0; +} + +static const struct dev_pm_ops neponset_pm_ops = { + .suspend_noirq = neponset_suspend, + .resume_noirq = neponset_resume, + .freeze_noirq = neponset_suspend, + .restore_noirq = neponset_resume, +}; +#define PM_OPS &neponset_pm_ops +#else +#define PM_OPS NULL +#endif + +static struct platform_driver neponset_device_driver = { + .probe = neponset_probe, + .remove = neponset_remove, + .driver = { + .name = "neponset", + .pm = PM_OPS, + }, +}; + +static int __init neponset_init(void) +{ + return platform_driver_register(&neponset_device_driver); +} + +subsys_initcall(neponset_init); diff --git a/kernel/arch/arm/mach-sa1100/pci-nanoengine.c b/kernel/arch/arm/mach-sa1100/pci-nanoengine.c new file mode 100644 index 000000000..d7ae8d50f --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/pci-nanoengine.c @@ -0,0 +1,204 @@ +/* + * linux/arch/arm/mach-sa1100/pci-nanoengine.c + * + * PCI functions for BSE nanoEngine PCI + * + * Copyright (C) 2010 Marcelo Roberto Jimenez <mroberto@cpti.cetuc.puc-rio.br> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#include <linux/kernel.h> +#include <linux/irq.h> +#include <linux/pci.h> + +#include <asm/mach/pci.h> +#include <asm/mach-types.h> + +#include <mach/nanoengine.h> +#include <mach/hardware.h> + +static void __iomem *nanoengine_pci_map_bus(struct pci_bus *bus, + unsigned int devfn, int where) +{ + if (bus->number != 0 || (devfn >> 3) != 0) + return NULL; + + return (void __iomem *)NANO_PCI_CONFIG_SPACE_VIRT + + ((bus->number << 16) | (devfn << 8) | (where & ~3)); +} + +static struct pci_ops pci_nano_ops = { + .map_bus = nanoengine_pci_map_bus, + .read = pci_generic_config_read32, + .write = pci_generic_config_write32, +}; + +static int __init pci_nanoengine_map_irq(const struct pci_dev *dev, u8 slot, + u8 pin) +{ + return NANOENGINE_IRQ_GPIO_PCI; +} + +static struct resource pci_io_ports = + DEFINE_RES_IO_NAMED(0x400, 0x400, "PCI IO"); + +static struct resource pci_non_prefetchable_memory = { + .name = "PCI non-prefetchable", + .start = NANO_PCI_MEM_RW_PHYS, + /* nanoEngine documentation says there is a 1 Megabyte window here, + * but PCI reports just 128 + 8 kbytes. */ + .end = NANO_PCI_MEM_RW_PHYS + NANO_PCI_MEM_RW_SIZE - 1, +/* .end = NANO_PCI_MEM_RW_PHYS + SZ_128K + SZ_8K - 1,*/ + .flags = IORESOURCE_MEM, +}; + +/* + * nanoEngine PCI reports 1 Megabyte of prefetchable memory, but it + * overlaps with previously defined memory. + * + * Here is what happens: + * +# dmesg +... +pci 0000:00:00.0: [8086:1209] type 0 class 0x000200 +pci 0000:00:00.0: reg 10: [mem 0x00021000-0x00021fff] +pci 0000:00:00.0: reg 14: [io 0x0000-0x003f] +pci 0000:00:00.0: reg 18: [mem 0x00000000-0x0001ffff] +pci 0000:00:00.0: reg 30: [mem 0x00000000-0x000fffff pref] +pci 0000:00:00.0: supports D1 D2 +pci 0000:00:00.0: PME# supported from D0 D1 D2 D3hot +pci 0000:00:00.0: PME# disabled +PCI: bus0: Fast back to back transfers enabled +pci 0000:00:00.0: BAR 6: can't assign mem pref (size 0x100000) +pci 0000:00:00.0: BAR 2: assigned [mem 0x18600000-0x1861ffff] +pci 0000:00:00.0: BAR 2: set to [mem 0x18600000-0x1861ffff] (PCI address [0x0-0x1ffff]) +pci 0000:00:00.0: BAR 0: assigned [mem 0x18620000-0x18620fff] +pci 0000:00:00.0: BAR 0: set to [mem 0x18620000-0x18620fff] (PCI address [0x20000-0x20fff]) +pci 0000:00:00.0: BAR 1: assigned [io 0x0400-0x043f] +pci 0000:00:00.0: BAR 1: set to [io 0x0400-0x043f] (PCI address [0x0-0x3f]) + * + * On the other hand, if we do not request the prefetchable memory resource, + * linux will alloc it first and the two non-prefetchable memory areas that + * are our real interest will not be mapped. So we choose to map it to an + * unused area. It gets recognized as expansion ROM, but becomes disabled. + * + * Here is what happens then: + * +# dmesg +... +pci 0000:00:00.0: [8086:1209] type 0 class 0x000200 +pci 0000:00:00.0: reg 10: [mem 0x00021000-0x00021fff] +pci 0000:00:00.0: reg 14: [io 0x0000-0x003f] +pci 0000:00:00.0: reg 18: [mem 0x00000000-0x0001ffff] +pci 0000:00:00.0: reg 30: [mem 0x00000000-0x000fffff pref] +pci 0000:00:00.0: supports D1 D2 +pci 0000:00:00.0: PME# supported from D0 D1 D2 D3hot +pci 0000:00:00.0: PME# disabled +PCI: bus0: Fast back to back transfers enabled +pci 0000:00:00.0: BAR 6: assigned [mem 0x78000000-0x780fffff pref] +pci 0000:00:00.0: BAR 2: assigned [mem 0x18600000-0x1861ffff] +pci 0000:00:00.0: BAR 2: set to [mem 0x18600000-0x1861ffff] (PCI address [0x0-0x1ffff]) +pci 0000:00:00.0: BAR 0: assigned [mem 0x18620000-0x18620fff] +pci 0000:00:00.0: BAR 0: set to [mem 0x18620000-0x18620fff] (PCI address [0x20000-0x20fff]) +pci 0000:00:00.0: BAR 1: assigned [io 0x0400-0x043f] +pci 0000:00:00.0: BAR 1: set to [io 0x0400-0x043f] (PCI address [0x0-0x3f]) + +# lspci -vv -s 0000:00:00.0 +00:00.0 Class 0200: Device 8086:1209 (rev 09) + Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr+ Stepping- SERR+ FastB2B- DisINTx- + Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR+ <PERR+ INTx- + Latency: 0 (2000ns min, 14000ns max), Cache Line Size: 32 bytes + Interrupt: pin A routed to IRQ 0 + Region 0: Memory at 18620000 (32-bit, non-prefetchable) [size=4K] + Region 1: I/O ports at 0400 [size=64] + Region 2: [virtual] Memory at 18600000 (32-bit, non-prefetchable) [size=128K] + [virtual] Expansion ROM at 78000000 [disabled] [size=1M] + Capabilities: [dc] Power Management version 2 + Flags: PMEClk- DSI+ D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold-) + Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=2 PME- + Kernel driver in use: e100 + Kernel modules: e100 + * + */ +static struct resource pci_prefetchable_memory = { + .name = "PCI prefetchable", + .start = 0x78000000, + .end = 0x78000000 + NANO_PCI_MEM_RW_SIZE - 1, + .flags = IORESOURCE_MEM | IORESOURCE_PREFETCH, +}; + +static int __init pci_nanoengine_setup_resources(struct pci_sys_data *sys) +{ + if (request_resource(&ioport_resource, &pci_io_ports)) { + printk(KERN_ERR "PCI: unable to allocate io port region\n"); + return -EBUSY; + } + if (request_resource(&iomem_resource, &pci_non_prefetchable_memory)) { + release_resource(&pci_io_ports); + printk(KERN_ERR "PCI: unable to allocate non prefetchable\n"); + return -EBUSY; + } + if (request_resource(&iomem_resource, &pci_prefetchable_memory)) { + release_resource(&pci_io_ports); + release_resource(&pci_non_prefetchable_memory); + printk(KERN_ERR "PCI: unable to allocate prefetchable\n"); + return -EBUSY; + } + pci_add_resource_offset(&sys->resources, &pci_io_ports, sys->io_offset); + pci_add_resource_offset(&sys->resources, + &pci_non_prefetchable_memory, sys->mem_offset); + pci_add_resource_offset(&sys->resources, + &pci_prefetchable_memory, sys->mem_offset); + + return 1; +} + +int __init pci_nanoengine_setup(int nr, struct pci_sys_data *sys) +{ + int ret = 0; + + pcibios_min_io = 0; + pcibios_min_mem = 0; + + if (nr == 0) { + sys->mem_offset = NANO_PCI_MEM_RW_PHYS; + sys->io_offset = 0x400; + ret = pci_nanoengine_setup_resources(sys); + /* Enable alternate memory bus master mode, see + * "Intel StrongARM SA1110 Developer's Manual", + * section 10.8, "Alternate Memory Bus Master Mode". */ + GPDR = (GPDR & ~GPIO_MBREQ) | GPIO_MBGNT; + GAFR |= GPIO_MBGNT | GPIO_MBREQ; + TUCR |= TUCR_MBGPIO; + } + + return ret; +} + +static struct hw_pci nanoengine_pci __initdata = { + .map_irq = pci_nanoengine_map_irq, + .nr_controllers = 1, + .ops = &pci_nano_ops, + .setup = pci_nanoengine_setup, +}; + +static int __init nanoengine_pci_init(void) +{ + if (machine_is_nanoengine()) + pci_common_init(&nanoengine_pci); + return 0; +} + +subsys_initcall(nanoengine_pci_init); diff --git a/kernel/arch/arm/mach-sa1100/pleb.c b/kernel/arch/arm/mach-sa1100/pleb.c new file mode 100644 index 000000000..1525d7b5f --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/pleb.c @@ -0,0 +1,147 @@ +/* + * linux/arch/arm/mach-sa1100/pleb.c + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/tty.h> +#include <linux/ioport.h> +#include <linux/platform_data/sa11x0-serial.h> +#include <linux/platform_device.h> +#include <linux/irq.h> +#include <linux/io.h> +#include <linux/mtd/partitions.h> +#include <linux/smc91x.h> + +#include <mach/hardware.h> +#include <asm/setup.h> +#include <asm/mach-types.h> + +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/mach/flash.h> +#include <mach/irqs.h> + +#include "generic.h" + + +/* + * Ethernet IRQ mappings + */ + +#define PLEB_ETH0_P (0x20000300) /* Ethernet 0 in PCMCIA0 IO */ +#define PLEB_ETH0_V (0xf6000300) + +#define GPIO_ETH0_IRQ GPIO_GPIO(21) +#define GPIO_ETH0_EN GPIO_GPIO(26) + +#define IRQ_GPIO_ETH0_IRQ IRQ_GPIO21 + +static struct resource smc91x_resources[] = { + [0] = DEFINE_RES_MEM(PLEB_ETH0_P, 0x04000000), +#if 0 /* Autoprobe instead, to get rising/falling edge characteristic right */ + [1] = DEFINE_RES_IRQ(IRQ_GPIO_ETH0_IRQ), +#endif +}; + +static struct smc91x_platdata smc91x_platdata = { + .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, +}; + +static struct platform_device smc91x_device = { + .name = "smc91x", + .id = 0, + .num_resources = ARRAY_SIZE(smc91x_resources), + .resource = smc91x_resources, + .dev = { + .platform_data = &smc91x_platdata, + }, +}; + +static struct platform_device *devices[] __initdata = { + &smc91x_device, +}; + + +/* + * Pleb's memory map + * has flash memory (typically 4 or 8 meg) selected by + * the two SA1100 lowest chip select outputs. + */ +static struct resource pleb_flash_resources[] = { + [0] = DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_8M), + [1] = DEFINE_RES_MEM(SA1100_CS1_PHYS, SZ_8M), +}; + + +static struct mtd_partition pleb_partitions[] = { + { + .name = "blob", + .offset = 0, + .size = 0x00020000, + }, { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = 0x000e0000, + }, { + .name = "rootfs", + .offset = MTDPART_OFS_APPEND, + .size = 0x00300000, + } +}; + + +static struct flash_platform_data pleb_flash_data = { + .map_name = "cfi_probe", + .parts = pleb_partitions, + .nr_parts = ARRAY_SIZE(pleb_partitions), +}; + + +static void __init pleb_init(void) +{ + sa11x0_register_mtd(&pleb_flash_data, pleb_flash_resources, + ARRAY_SIZE(pleb_flash_resources)); + + + platform_add_devices(devices, ARRAY_SIZE(devices)); +} + + +static void __init pleb_map_io(void) +{ + sa1100_map_io(); + + sa1100_register_uart(0, 3); + sa1100_register_uart(1, 1); + + GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD); + GPDR |= GPIO_UART_TXD; + GPDR &= ~GPIO_UART_RXD; + PPAR |= PPAR_UPR; + + /* + * Fix expansion memory timing for network card + */ + MECR = ((2<<10) | (2<<5) | (2<<0)); + + /* + * Enable the SMC ethernet controller + */ + GPDR |= GPIO_ETH0_EN; /* set to output */ + GPCR = GPIO_ETH0_EN; /* clear MCLK (enable smc) */ + + GPDR &= ~GPIO_ETH0_IRQ; + + irq_set_irq_type(GPIO_ETH0_IRQ, IRQ_TYPE_EDGE_FALLING); +} + +MACHINE_START(PLEB, "PLEB") + .map_io = pleb_map_io, + .nr_irqs = SA1100_NR_IRQS, + .init_irq = sa1100_init_irq, + .init_time = sa1100_timer_init, + .init_machine = pleb_init, + .init_late = sa11x0_init_late, + .restart = sa11x0_restart, +MACHINE_END diff --git a/kernel/arch/arm/mach-sa1100/pm.c b/kernel/arch/arm/mach-sa1100/pm.c new file mode 100644 index 000000000..34853d5df --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/pm.c @@ -0,0 +1,126 @@ +/* + * SA1100 Power Management Routines + * + * Copyright (c) 2001 Cliff Brake <cbrake@accelent.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License. + * + * History: + * + * 2001-02-06: Cliff Brake Initial code + * + * 2001-02-25: Sukjae Cho <sjcho@east.isi.edu> & + * Chester Kuo <chester@linux.org.tw> + * Save more value for the resume function! Support + * Bitsy/Assabet/Freebird board + * + * 2001-08-29: Nicolas Pitre <nico@fluxnic.net> + * Cleaned up, pushed platform dependent stuff + * in the platform specific files. + * + * 2002-05-27: Nicolas Pitre Killed sleep.h and the kmalloced save array. + * Storage is local on the stack now. + */ +#include <linux/init.h> +#include <linux/io.h> +#include <linux/suspend.h> +#include <linux/errno.h> +#include <linux/time.h> + +#include <mach/hardware.h> +#include <asm/memory.h> +#include <asm/suspend.h> +#include <asm/mach/time.h> + +extern int sa1100_finish_suspend(unsigned long); + +#define SAVE(x) sleep_save[SLEEP_SAVE_##x] = x +#define RESTORE(x) x = sleep_save[SLEEP_SAVE_##x] + +/* + * List of global SA11x0 peripheral registers to preserve. + * More ones like CP and general purpose register values are preserved + * on the stack and then the stack pointer is stored last in sleep.S. + */ +enum { SLEEP_SAVE_GPDR, SLEEP_SAVE_GAFR, + SLEEP_SAVE_PPDR, SLEEP_SAVE_PPSR, SLEEP_SAVE_PPAR, SLEEP_SAVE_PSDR, + + SLEEP_SAVE_Ser1SDCR0, + + SLEEP_SAVE_COUNT +}; + + +static int sa11x0_pm_enter(suspend_state_t state) +{ + unsigned long gpio, sleep_save[SLEEP_SAVE_COUNT]; + + gpio = GPLR; + + /* save vital registers */ + SAVE(GPDR); + SAVE(GAFR); + + SAVE(PPDR); + SAVE(PPSR); + SAVE(PPAR); + SAVE(PSDR); + + SAVE(Ser1SDCR0); + + /* Clear previous reset status */ + RCSR = RCSR_HWR | RCSR_SWR | RCSR_WDR | RCSR_SMR; + + /* set resume return address */ + PSPR = virt_to_phys(cpu_resume); + + /* go zzz */ + cpu_suspend(0, sa1100_finish_suspend); + + /* + * Ensure not to come back here if it wasn't intended + */ + RCSR = RCSR_SMR; + PSPR = 0; + + /* + * Ensure interrupt sources are disabled; we will re-init + * the interrupt subsystem via the device manager. + */ + ICLR = 0; + ICCR = 1; + ICMR = 0; + + /* restore registers */ + RESTORE(GPDR); + RESTORE(GAFR); + + RESTORE(PPDR); + RESTORE(PPSR); + RESTORE(PPAR); + RESTORE(PSDR); + + RESTORE(Ser1SDCR0); + + GPSR = gpio; + GPCR = ~gpio; + + /* + * Clear the peripheral sleep-hold bit. + */ + PSSR = PSSR_PH; + + return 0; +} + +static const struct platform_suspend_ops sa11x0_pm_ops = { + .enter = sa11x0_pm_enter, + .valid = suspend_valid_only_mem, +}; + +int __init sa11x0_pm_init(void) +{ + suspend_set_ops(&sa11x0_pm_ops); + return 0; +} diff --git a/kernel/arch/arm/mach-sa1100/shannon.c b/kernel/arch/arm/mach-sa1100/shannon.c new file mode 100644 index 000000000..c8866bce7 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/shannon.c @@ -0,0 +1,109 @@ +/* + * linux/arch/arm/mach-sa1100/shannon.c + */ + +#include <linux/init.h> +#include <linux/device.h> +#include <linux/kernel.h> +#include <linux/platform_data/sa11x0-serial.h> +#include <linux/tty.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> + +#include <video/sa1100fb.h> + +#include <mach/hardware.h> +#include <asm/mach-types.h> +#include <asm/setup.h> + +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> +#include <asm/mach/map.h> +#include <linux/platform_data/mfd-mcp-sa11x0.h> +#include <mach/shannon.h> +#include <mach/irqs.h> + +#include "generic.h" + +static struct mtd_partition shannon_partitions[] = { + { + .name = "BLOB boot loader", + .offset = 0, + .size = 0x20000 + }, + { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = 0xe0000 + }, + { + .name = "initrd", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL + } +}; + +static struct flash_platform_data shannon_flash_data = { + .map_name = "cfi_probe", + .parts = shannon_partitions, + .nr_parts = ARRAY_SIZE(shannon_partitions), +}; + +static struct resource shannon_flash_resource = + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_4M); + +static struct mcp_plat_data shannon_mcp_data = { + .mccr0 = MCCR0_ADM, + .sclk_rate = 11981000, +}; + +static struct sa1100fb_mach_info shannon_lcd_info = { + .pixclock = 152500, .bpp = 8, + .xres = 640, .yres = 480, + + .hsync_len = 4, .vsync_len = 3, + .left_margin = 2, .upper_margin = 0, + .right_margin = 1, .lower_margin = 0, + + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + + .lccr0 = LCCR0_Color | LCCR0_Dual | LCCR0_Pas, + .lccr3 = LCCR3_ACBsDiv(512), +}; + +static void __init shannon_init(void) +{ + sa11x0_ppc_configure_mcp(); + sa11x0_register_lcd(&shannon_lcd_info); + sa11x0_register_mtd(&shannon_flash_data, &shannon_flash_resource, 1); + sa11x0_register_mcp(&shannon_mcp_data); +} + +static void __init shannon_map_io(void) +{ + sa1100_map_io(); + + sa1100_register_uart(0, 3); + sa1100_register_uart(1, 1); + + Ser1SDCR0 |= SDCR0_SUS; + GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD); + GPDR |= GPIO_UART_TXD | SHANNON_GPIO_CODEC_RESET; + GPDR &= ~GPIO_UART_RXD; + PPAR |= PPAR_UPR; + + /* reset the codec */ + GPCR = SHANNON_GPIO_CODEC_RESET; + GPSR = SHANNON_GPIO_CODEC_RESET; +} + +MACHINE_START(SHANNON, "Shannon (AKA: Tuxscreen)") + .atag_offset = 0x100, + .map_io = shannon_map_io, + .nr_irqs = SA1100_NR_IRQS, + .init_irq = sa1100_init_irq, + .init_time = sa1100_timer_init, + .init_machine = shannon_init, + .init_late = sa11x0_init_late, + .restart = sa11x0_restart, +MACHINE_END diff --git a/kernel/arch/arm/mach-sa1100/simpad.c b/kernel/arch/arm/mach-sa1100/simpad.c new file mode 100644 index 000000000..41e476e57 --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/simpad.c @@ -0,0 +1,402 @@ +/* + * linux/arch/arm/mach-sa1100/simpad.c + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/tty.h> +#include <linux/proc_fs.h> +#include <linux/string.h> +#include <linux/pm.h> +#include <linux/platform_data/sa11x0-serial.h> +#include <linux/platform_device.h> +#include <linux/mfd/ucb1x00.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/io.h> +#include <linux/gpio.h> + +#include <mach/hardware.h> +#include <asm/setup.h> +#include <asm/irq.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> +#include <asm/mach/map.h> +#include <linux/platform_data/mfd-mcp-sa11x0.h> +#include <mach/simpad.h> +#include <mach/irqs.h> + +#include <linux/serial_core.h> +#include <linux/ioport.h> +#include <linux/input.h> +#include <linux/gpio_keys.h> +#include <linux/leds.h> +#include <linux/i2c-gpio.h> + +#include "generic.h" + +/* + * CS3 support + */ + +static long cs3_shadow; +static spinlock_t cs3_lock; +static struct gpio_chip cs3_gpio; + +long simpad_get_cs3_ro(void) +{ + return readl(CS3_BASE); +} +EXPORT_SYMBOL(simpad_get_cs3_ro); + +long simpad_get_cs3_shadow(void) +{ + return cs3_shadow; +} +EXPORT_SYMBOL(simpad_get_cs3_shadow); + +static void __simpad_write_cs3(void) +{ + writel(cs3_shadow, CS3_BASE); +} + +void simpad_set_cs3_bit(int value) +{ + unsigned long flags; + + spin_lock_irqsave(&cs3_lock, flags); + cs3_shadow |= value; + __simpad_write_cs3(); + spin_unlock_irqrestore(&cs3_lock, flags); +} +EXPORT_SYMBOL(simpad_set_cs3_bit); + +void simpad_clear_cs3_bit(int value) +{ + unsigned long flags; + + spin_lock_irqsave(&cs3_lock, flags); + cs3_shadow &= ~value; + __simpad_write_cs3(); + spin_unlock_irqrestore(&cs3_lock, flags); +} +EXPORT_SYMBOL(simpad_clear_cs3_bit); + +static void cs3_gpio_set(struct gpio_chip *chip, unsigned offset, int value) +{ + if (offset > 15) + return; + if (value) + simpad_set_cs3_bit(1 << offset); + else + simpad_clear_cs3_bit(1 << offset); +}; + +static int cs3_gpio_get(struct gpio_chip *chip, unsigned offset) +{ + if (offset > 15) + return simpad_get_cs3_ro() & (1 << (offset - 16)); + return simpad_get_cs3_shadow() & (1 << offset); +}; + +static int cs3_gpio_direction_input(struct gpio_chip *chip, unsigned offset) +{ + if (offset > 15) + return 0; + return -EINVAL; +}; + +static int cs3_gpio_direction_output(struct gpio_chip *chip, unsigned offset, + int value) +{ + if (offset > 15) + return -EINVAL; + cs3_gpio_set(chip, offset, value); + return 0; +}; + +static struct map_desc simpad_io_desc[] __initdata = { + { /* MQ200 */ + .virtual = 0xf2800000, + .pfn = __phys_to_pfn(0x4b800000), + .length = 0x00800000, + .type = MT_DEVICE + }, { /* Simpad CS3 */ + .virtual = (unsigned long)CS3_BASE, + .pfn = __phys_to_pfn(SA1100_CS3_PHYS), + .length = 0x00100000, + .type = MT_DEVICE + }, +}; + + +static void simpad_uart_pm(struct uart_port *port, u_int state, u_int oldstate) +{ + if (port->mapbase == (u_int)&Ser1UTCR0) { + if (state) + { + simpad_clear_cs3_bit(RS232_ON); + simpad_clear_cs3_bit(DECT_POWER_ON); + }else + { + simpad_set_cs3_bit(RS232_ON); + simpad_set_cs3_bit(DECT_POWER_ON); + } + } +} + +static struct sa1100_port_fns simpad_port_fns __initdata = { + .pm = simpad_uart_pm, +}; + + +static struct mtd_partition simpad_partitions[] = { + { + .name = "SIMpad boot firmware", + .size = 0x00080000, + .offset = 0, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "SIMpad kernel", + .size = 0x0010000, + .offset = MTDPART_OFS_APPEND, + }, { + .name = "SIMpad root jffs2", + .size = MTDPART_SIZ_FULL, + .offset = MTDPART_OFS_APPEND, + } +}; + +static struct flash_platform_data simpad_flash_data = { + .map_name = "cfi_probe", + .parts = simpad_partitions, + .nr_parts = ARRAY_SIZE(simpad_partitions), +}; + + +static struct resource simpad_flash_resources [] = { + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_16M), + DEFINE_RES_MEM(SA1100_CS1_PHYS, SZ_16M), +}; + +static struct ucb1x00_plat_data simpad_ucb1x00_data = { + .gpio_base = SIMPAD_UCB1X00_GPIO_BASE, +}; + +static struct mcp_plat_data simpad_mcp_data = { + .mccr0 = MCCR0_ADM, + .sclk_rate = 11981000, + .codec_pdata = &simpad_ucb1x00_data, +}; + + + +static void __init simpad_map_io(void) +{ + sa1100_map_io(); + + iotable_init(simpad_io_desc, ARRAY_SIZE(simpad_io_desc)); + + /* Initialize CS3 */ + cs3_shadow = (EN1 | EN0 | LED2_ON | DISPLAY_ON | + RS232_ON | ENABLE_5V | RESET_SIMCARD | DECT_POWER_ON); + __simpad_write_cs3(); /* Spinlocks not yet initialized */ + + sa1100_register_uart_fns(&simpad_port_fns); + sa1100_register_uart(0, 3); /* serial interface */ + sa1100_register_uart(1, 1); /* DECT */ + + // Reassign UART 1 pins + GAFR |= GPIO_UART_TXD | GPIO_UART_RXD; + GPDR |= GPIO_UART_TXD | GPIO_LDD13 | GPIO_LDD15; + GPDR &= ~GPIO_UART_RXD; + PPAR |= PPAR_UPR; + + /* + * Set up registers for sleep mode. + */ + + + PWER = PWER_GPIO0| PWER_RTC; + PGSR = 0x818; + PCFR = 0; + PSDR = 0; + +} + +static void simpad_power_off(void) +{ + local_irq_disable(); + cs3_shadow = SD_MEDIAQ; + __simpad_write_cs3(); /* Bypass spinlock here */ + + /* disable internal oscillator, float CS lines */ + PCFR = (PCFR_OPDE | PCFR_FP | PCFR_FS); + /* enable wake-up on GPIO0 */ + PWER = GFER = GRER = PWER_GPIO0; + /* + * set scratchpad to zero, just in case it is used as a + * restart address by the bootloader. + */ + PSPR = 0; + PGSR = 0; + /* enter sleep mode */ + PMCR = PMCR_SF; + while(1); + + local_irq_enable(); /* we won't ever call it */ + + +} + +/* + * gpio_keys +*/ + +static struct gpio_keys_button simpad_button_table[] = { + { KEY_POWER, IRQ_GPIO_POWER_BUTTON, 1, "power button" }, +}; + +static struct gpio_keys_platform_data simpad_keys_data = { + .buttons = simpad_button_table, + .nbuttons = ARRAY_SIZE(simpad_button_table), +}; + +static struct platform_device simpad_keys = { + .name = "gpio-keys", + .dev = { + .platform_data = &simpad_keys_data, + }, +}; + +static struct gpio_keys_button simpad_polled_button_table[] = { + { KEY_PROG1, SIMPAD_UCB1X00_GPIO_PROG1, 1, "prog1 button" }, + { KEY_PROG2, SIMPAD_UCB1X00_GPIO_PROG2, 1, "prog2 button" }, + { KEY_UP, SIMPAD_UCB1X00_GPIO_UP, 1, "up button" }, + { KEY_DOWN, SIMPAD_UCB1X00_GPIO_DOWN, 1, "down button" }, + { KEY_LEFT, SIMPAD_UCB1X00_GPIO_LEFT, 1, "left button" }, + { KEY_RIGHT, SIMPAD_UCB1X00_GPIO_RIGHT, 1, "right button" }, +}; + +static struct gpio_keys_platform_data simpad_polled_keys_data = { + .buttons = simpad_polled_button_table, + .nbuttons = ARRAY_SIZE(simpad_polled_button_table), + .poll_interval = 50, +}; + +static struct platform_device simpad_polled_keys = { + .name = "gpio-keys-polled", + .dev = { + .platform_data = &simpad_polled_keys_data, + }, +}; + +/* + * GPIO LEDs + */ + +static struct gpio_led simpad_leds[] = { + { + .name = "simpad:power", + .gpio = SIMPAD_CS3_LED2_ON, + .active_low = 0, + .default_trigger = "default-on", + }, +}; + +static struct gpio_led_platform_data simpad_led_data = { + .num_leds = ARRAY_SIZE(simpad_leds), + .leds = simpad_leds, +}; + +static struct platform_device simpad_gpio_leds = { + .name = "leds-gpio", + .id = 0, + .dev = { + .platform_data = &simpad_led_data, + }, +}; + +/* + * i2c + */ +static struct i2c_gpio_platform_data simpad_i2c_data = { + .sda_pin = GPIO_GPIO21, + .scl_pin = GPIO_GPIO25, + .udelay = 10, + .timeout = HZ, +}; + +static struct platform_device simpad_i2c = { + .name = "i2c-gpio", + .id = 0, + .dev = { + .platform_data = &simpad_i2c_data, + }, +}; + +/* + * MediaQ Video Device + */ +static struct platform_device simpad_mq200fb = { + .name = "simpad-mq200", + .id = 0, +}; + +static struct platform_device *devices[] __initdata = { + &simpad_keys, + &simpad_polled_keys, + &simpad_mq200fb, + &simpad_gpio_leds, + &simpad_i2c, +}; + + + +static int __init simpad_init(void) +{ + int ret; + + spin_lock_init(&cs3_lock); + + cs3_gpio.label = "simpad_cs3"; + cs3_gpio.base = SIMPAD_CS3_GPIO_BASE; + cs3_gpio.ngpio = 24; + cs3_gpio.set = cs3_gpio_set; + cs3_gpio.get = cs3_gpio_get; + cs3_gpio.direction_input = cs3_gpio_direction_input; + cs3_gpio.direction_output = cs3_gpio_direction_output; + ret = gpiochip_add(&cs3_gpio); + if (ret) + printk(KERN_WARNING "simpad: Unable to register cs3 GPIO device"); + + pm_power_off = simpad_power_off; + + sa11x0_ppc_configure_mcp(); + sa11x0_register_mtd(&simpad_flash_data, simpad_flash_resources, + ARRAY_SIZE(simpad_flash_resources)); + sa11x0_register_mcp(&simpad_mcp_data); + + ret = platform_add_devices(devices, ARRAY_SIZE(devices)); + if(ret) + printk(KERN_WARNING "simpad: Unable to register mq200 framebuffer device"); + + return 0; +} + +arch_initcall(simpad_init); + + +MACHINE_START(SIMPAD, "Simpad") + /* Maintainer: Holger Freyther */ + .atag_offset = 0x100, + .map_io = simpad_map_io, + .nr_irqs = SA1100_NR_IRQS, + .init_irq = sa1100_init_irq, + .init_late = sa11x0_init_late, + .init_time = sa1100_timer_init, + .restart = sa11x0_restart, +MACHINE_END diff --git a/kernel/arch/arm/mach-sa1100/sleep.S b/kernel/arch/arm/mach-sa1100/sleep.S new file mode 100644 index 000000000..85863741e --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/sleep.S @@ -0,0 +1,143 @@ +/* + * SA11x0 Assembler Sleep/WakeUp Management Routines + * + * Copyright (c) 2001 Cliff Brake <cbrake@accelent.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License. + * + * History: + * + * 2001-02-06: Cliff Brake Initial code + * + * 2001-08-29: Nicolas Pitre Simplified. + * + * 2002-05-27: Nicolas Pitre Revisited, more cleanup and simplification. + * Storage is on the stack now. + */ + +#include <linux/linkage.h> +#include <asm/assembler.h> +#include <mach/hardware.h> + + .text +/* + * sa1100_finish_suspend() + * + * Causes sa11x0 to enter sleep state + * + * Must be aligned to a cacheline. + */ + .balign 32 +ENTRY(sa1100_finish_suspend) + @ disable clock switching + mcr p15, 0, r1, c15, c2, 2 + + ldr r6, =MDREFR + ldr r4, [r6] + orr r4, r4, #MDREFR_K1DB2 + ldr r5, =PPCR + + @ Pre-load __loop_udelay into the I-cache + mov r0, #1 + bl __loop_udelay + mov r0, r0 + + @ The following must all exist in a single cache line to + @ avoid accessing memory until this sequence is complete, + @ otherwise we occasionally hang. + + @ Adjust memory timing before lowering CPU clock + str r4, [r6] + + @ delay 90us and set CPU PLL to lowest speed + @ fixes resume problem on high speed SA1110 + mov r0, #90 + bl __loop_udelay + mov r1, #0 + str r1, [r5] + mov r0, #90 + bl __loop_udelay + + /* + * SA1110 SDRAM controller workaround. register values: + * + * r0 = &MSC0 + * r1 = &MSC1 + * r2 = &MSC2 + * r3 = MSC0 value + * r4 = MSC1 value + * r5 = MSC2 value + * r6 = &MDREFR + * r7 = first MDREFR value + * r8 = second MDREFR value + * r9 = &MDCNFG + * r10 = MDCNFG value + * r11 = third MDREFR value + * r12 = &PMCR + * r13 = PMCR value (1) + */ + + ldr r0, =MSC0 + ldr r1, =MSC1 + ldr r2, =MSC2 + + ldr r3, [r0] + bic r3, r3, #FMsk(MSC_RT) + bic r3, r3, #FMsk(MSC_RT)<<16 + + ldr r4, [r1] + bic r4, r4, #FMsk(MSC_RT) + bic r4, r4, #FMsk(MSC_RT)<<16 + + ldr r5, [r2] + bic r5, r5, #FMsk(MSC_RT) + bic r5, r5, #FMsk(MSC_RT)<<16 + + ldr r7, [r6] + bic r7, r7, #0x0000FF00 + bic r7, r7, #0x000000F0 + orr r8, r7, #MDREFR_SLFRSH + + ldr r9, =MDCNFG + ldr r10, [r9] + bic r10, r10, #(MDCNFG_DE0+MDCNFG_DE1) + bic r10, r10, #(MDCNFG_DE2+MDCNFG_DE3) + + bic r11, r8, #MDREFR_SLFRSH + bic r11, r11, #MDREFR_E1PIN + + ldr r12, =PMCR + + mov r13, #PMCR_SF + + b sa1110_sdram_controller_fix + + .align 5 +sa1110_sdram_controller_fix: + + @ Step 1 clear RT field of all MSCx registers + str r3, [r0] + str r4, [r1] + str r5, [r2] + + @ Step 2 clear DRI field in MDREFR + str r7, [r6] + + @ Step 3 set SLFRSH bit in MDREFR + str r8, [r6] + + @ Step 4 clear DE bis in MDCNFG + str r10, [r9] + + @ Step 5 clear DRAM refresh control register + str r11, [r6] + + @ Wow, now the hardware suspend request pins can be used, that makes them functional for + @ about 7 ns out of the entire time that the CPU is running! + + @ Step 6 set force sleep bit in PMCR + + str r13, [r12] + +20: b 20b @ loop waiting for sleep diff --git a/kernel/arch/arm/mach-sa1100/ssp.c b/kernel/arch/arm/mach-sa1100/ssp.c new file mode 100644 index 000000000..e22fca9ad --- /dev/null +++ b/kernel/arch/arm/mach-sa1100/ssp.c @@ -0,0 +1,243 @@ +/* + * linux/arch/arm/mach-sa1100/ssp.c + * + * Copyright (C) 2003 Russell King. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Generic SSP driver. This provides the generic core for simple + * IO-based SSP applications. + */ +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/errno.h> +#include <linux/interrupt.h> +#include <linux/ioport.h> +#include <linux/init.h> +#include <linux/io.h> + +#include <mach/hardware.h> +#include <mach/irqs.h> +#include <asm/hardware/ssp.h> + +#define TIMEOUT 100000 + +static irqreturn_t ssp_interrupt(int irq, void *dev_id) +{ + unsigned int status = Ser4SSSR; + + if (status & SSSR_ROR) + printk(KERN_WARNING "SSP: receiver overrun\n"); + + Ser4SSSR = SSSR_ROR; + + return status ? IRQ_HANDLED : IRQ_NONE; +} + +/** + * ssp_write_word - write a word to the SSP port + * @data: 16-bit, MSB justified data to write. + * + * Wait for a free entry in the SSP transmit FIFO, and write a data + * word to the SSP port. Wait for the SSP port to start sending + * the data. + * + * The caller is expected to perform the necessary locking. + * + * Returns: + * %-ETIMEDOUT timeout occurred + * 0 success + */ +int ssp_write_word(u16 data) +{ + int timeout = TIMEOUT; + + while (!(Ser4SSSR & SSSR_TNF)) { + if (!--timeout) + return -ETIMEDOUT; + cpu_relax(); + } + + Ser4SSDR = data; + + timeout = TIMEOUT; + while (!(Ser4SSSR & SSSR_BSY)) { + if (!--timeout) + return -ETIMEDOUT; + cpu_relax(); + } + + return 0; +} + +/** + * ssp_read_word - read a word from the SSP port + * + * Wait for a data word in the SSP receive FIFO, and return the + * received data. Data is LSB justified. + * + * Note: Currently, if data is not expected to be received, this + * function will wait for ever. + * + * The caller is expected to perform the necessary locking. + * + * Returns: + * %-ETIMEDOUT timeout occurred + * 16-bit data success + */ +int ssp_read_word(u16 *data) +{ + int timeout = TIMEOUT; + + while (!(Ser4SSSR & SSSR_RNE)) { + if (!--timeout) + return -ETIMEDOUT; + cpu_relax(); + } + + *data = (u16)Ser4SSDR; + + return 0; +} + +/** + * ssp_flush - flush the transmit and receive FIFOs + * + * Wait for the SSP to idle, and ensure that the receive FIFO + * is empty. + * + * The caller is expected to perform the necessary locking. + * + * Returns: + * %-ETIMEDOUT timeout occurred + * 0 success + */ +int ssp_flush(void) +{ + int timeout = TIMEOUT * 2; + + do { + while (Ser4SSSR & SSSR_RNE) { + if (!--timeout) + return -ETIMEDOUT; + (void) Ser4SSDR; + } + if (!--timeout) + return -ETIMEDOUT; + } while (Ser4SSSR & SSSR_BSY); + + return 0; +} + +/** + * ssp_enable - enable the SSP port + * + * Turn on the SSP port. + */ +void ssp_enable(void) +{ + Ser4SSCR0 |= SSCR0_SSE; +} + +/** + * ssp_disable - shut down the SSP port + * + * Turn off the SSP port, optionally powering it down. + */ +void ssp_disable(void) +{ + Ser4SSCR0 &= ~SSCR0_SSE; +} + +/** + * ssp_save_state - save the SSP configuration + * @ssp: pointer to structure to save SSP configuration + * + * Save the configured SSP state for suspend. + */ +void ssp_save_state(struct ssp_state *ssp) +{ + ssp->cr0 = Ser4SSCR0; + ssp->cr1 = Ser4SSCR1; + + Ser4SSCR0 &= ~SSCR0_SSE; +} + +/** + * ssp_restore_state - restore a previously saved SSP configuration + * @ssp: pointer to configuration saved by ssp_save_state + * + * Restore the SSP configuration saved previously by ssp_save_state. + */ +void ssp_restore_state(struct ssp_state *ssp) +{ + Ser4SSSR = SSSR_ROR; + + Ser4SSCR0 = ssp->cr0 & ~SSCR0_SSE; + Ser4SSCR1 = ssp->cr1; + Ser4SSCR0 = ssp->cr0; +} + +/** + * ssp_init - setup the SSP port + * + * initialise and claim resources for the SSP port. + * + * Returns: + * %-ENODEV if the SSP port is unavailable + * %-EBUSY if the resources are already in use + * %0 on success + */ +int ssp_init(void) +{ + int ret; + + if (!(PPAR & PPAR_SPR) && (Ser4MCCR0 & MCCR0_MCE)) + return -ENODEV; + + if (!request_mem_region(__PREG(Ser4SSCR0), 0x18, "SSP")) { + return -EBUSY; + } + + Ser4SSSR = SSSR_ROR; + + ret = request_irq(IRQ_Ser4SSP, ssp_interrupt, 0, "SSP", NULL); + if (ret) + goto out_region; + + return 0; + + out_region: + release_mem_region(__PREG(Ser4SSCR0), 0x18); + return ret; +} + +/** + * ssp_exit - undo the effects of ssp_init + * + * release and free resources for the SSP port. + */ +void ssp_exit(void) +{ + Ser4SSCR0 &= ~SSCR0_SSE; + + free_irq(IRQ_Ser4SSP, NULL); + release_mem_region(__PREG(Ser4SSCR0), 0x18); +} + +MODULE_AUTHOR("Russell King"); +MODULE_DESCRIPTION("SA11x0 SSP PIO driver"); +MODULE_LICENSE("GPL"); + +EXPORT_SYMBOL(ssp_write_word); +EXPORT_SYMBOL(ssp_read_word); +EXPORT_SYMBOL(ssp_flush); +EXPORT_SYMBOL(ssp_enable); +EXPORT_SYMBOL(ssp_disable); +EXPORT_SYMBOL(ssp_save_state); +EXPORT_SYMBOL(ssp_restore_state); +EXPORT_SYMBOL(ssp_init); +EXPORT_SYMBOL(ssp_exit); |