diff options
Diffstat (limited to 'kernel/arch/arm/mach-s3c24xx/mach-rx3715.c')
| -rw-r--r-- | kernel/arch/arm/mach-s3c24xx/mach-rx3715.c | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-s3c24xx/mach-rx3715.c b/kernel/arch/arm/mach-s3c24xx/mach-rx3715.c new file mode 100644 index 000000000..cf55196f8 --- /dev/null +++ b/kernel/arch/arm/mach-s3c24xx/mach-rx3715.c @@ -0,0 +1,218 @@ +/* linux/arch/arm/mach-s3c2440/mach-rx3715.c + * + * Copyright (c) 2003-2004 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * + * http://www.handhelds.org/projects/rx3715.html + * + * 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/types.h> +#include <linux/interrupt.h> +#include <linux/list.h> +#include <linux/memblock.h> +#include <linux/timer.h> +#include <linux/init.h> +#include <linux/tty.h> +#include <linux/console.h> +#include <linux/device.h> +#include <linux/platform_device.h> +#include <linux/serial_core.h> +#include <linux/serial_s3c.h> +#include <linux/serial.h> +#include <linux/io.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/nand.h> +#include <linux/mtd/nand_ecc.h> +#include <linux/mtd/partitions.h> + +#include <asm/mach/arch.h> +#include <asm/mach/irq.h> +#include <asm/mach/map.h> + +#include <linux/platform_data/mtd-nand-s3c2410.h> + +#include <asm/irq.h> +#include <asm/mach-types.h> + +#include <mach/fb.h> +#include <mach/hardware.h> +#include <mach/regs-gpio.h> +#include <mach/regs-lcd.h> +#include <mach/gpio-samsung.h> + +#include <plat/cpu.h> +#include <plat/devs.h> +#include <plat/pm.h> +#include <plat/samsung-time.h> + +#include "common.h" +#include "h1940.h" + +static struct map_desc rx3715_iodesc[] __initdata = { + /* dump ISA space somewhere unused */ + + { + .virtual = (u32)S3C24XX_VA_ISA_WORD, + .pfn = __phys_to_pfn(S3C2410_CS3), + .length = SZ_1M, + .type = MT_DEVICE, + }, { + .virtual = (u32)S3C24XX_VA_ISA_BYTE, + .pfn = __phys_to_pfn(S3C2410_CS3), + .length = SZ_1M, + .type = MT_DEVICE, + }, +}; + +static struct s3c2410_uartcfg rx3715_uartcfgs[] = { + [0] = { + .hwport = 0, + .flags = 0, + .ucon = 0x3c5, + .ulcon = 0x03, + .ufcon = 0x51, + .clk_sel = S3C2410_UCON_CLKSEL3, + }, + [1] = { + .hwport = 1, + .flags = 0, + .ucon = 0x3c5, + .ulcon = 0x03, + .ufcon = 0x00, + .clk_sel = S3C2410_UCON_CLKSEL3, + }, + /* IR port */ + [2] = { + .hwport = 2, + .uart_flags = UPF_CONS_FLOW, + .ucon = 0x3c5, + .ulcon = 0x43, + .ufcon = 0x51, + .clk_sel = S3C2410_UCON_CLKSEL3, + } +}; + +/* framebuffer lcd controller information */ + +static struct s3c2410fb_display rx3715_lcdcfg __initdata = { + .lcdcon5 = S3C2410_LCDCON5_INVVLINE | + S3C2410_LCDCON5_FRM565 | + S3C2410_LCDCON5_HWSWP, + + .type = S3C2410_LCDCON1_TFT, + .width = 240, + .height = 320, + + .pixclock = 260000, + .xres = 240, + .yres = 320, + .bpp = 16, + .left_margin = 36, + .right_margin = 36, + .hsync_len = 8, + .upper_margin = 6, + .lower_margin = 7, + .vsync_len = 3, +}; + +static struct s3c2410fb_mach_info rx3715_fb_info __initdata = { + + .displays = &rx3715_lcdcfg, + .num_displays = 1, + .default_display = 0, + + .lpcsel = 0xf82, + + .gpccon = 0xaa955699, + .gpccon_mask = 0xffc003cc, + .gpcup = 0x0000ffff, + .gpcup_mask = 0xffffffff, + + .gpdcon = 0xaa95aaa1, + .gpdcon_mask = 0xffc0fff0, + .gpdup = 0x0000faff, + .gpdup_mask = 0xffffffff, +}; + +static struct mtd_partition __initdata rx3715_nand_part[] = { + [0] = { + .name = "Whole Flash", + .offset = 0, + .size = MTDPART_SIZ_FULL, + .mask_flags = MTD_WRITEABLE, + } +}; + +static struct s3c2410_nand_set __initdata rx3715_nand_sets[] = { + [0] = { + .name = "Internal", + .nr_chips = 1, + .nr_partitions = ARRAY_SIZE(rx3715_nand_part), + .partitions = rx3715_nand_part, + }, +}; + +static struct s3c2410_platform_nand __initdata rx3715_nand_info = { + .tacls = 25, + .twrph0 = 50, + .twrph1 = 15, + .nr_sets = ARRAY_SIZE(rx3715_nand_sets), + .sets = rx3715_nand_sets, +}; + +static struct platform_device *rx3715_devices[] __initdata = { + &s3c_device_ohci, + &s3c_device_lcd, + &s3c_device_wdt, + &s3c_device_i2c0, + &s3c_device_iis, + &s3c_device_nand, +}; + +static void __init rx3715_map_io(void) +{ + s3c24xx_init_io(rx3715_iodesc, ARRAY_SIZE(rx3715_iodesc)); + s3c24xx_init_uarts(rx3715_uartcfgs, ARRAY_SIZE(rx3715_uartcfgs)); + samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); +} + +static void __init rx3715_init_time(void) +{ + s3c2440_init_clocks(16934000); + samsung_timer_init(); +} + +/* H1940 and RX3715 need to reserve this for suspend */ +static void __init rx3715_reserve(void) +{ + memblock_reserve(0x30003000, 0x1000); + memblock_reserve(0x30081000, 0x1000); +} + +static void __init rx3715_init_machine(void) +{ +#ifdef CONFIG_PM_H1940 + memcpy(phys_to_virt(H1940_SUSPEND_RESUMEAT), h1940_pm_return, 1024); +#endif + s3c_pm_init(); + + s3c_nand_set_platdata(&rx3715_nand_info); + s3c24xx_fb_set_platdata(&rx3715_fb_info); + platform_add_devices(rx3715_devices, ARRAY_SIZE(rx3715_devices)); +} + +MACHINE_START(RX3715, "IPAQ-RX3715") + /* Maintainer: Ben Dooks <ben-linux@fluff.org> */ + .atag_offset = 0x100, + .map_io = rx3715_map_io, + .reserve = rx3715_reserve, + .init_irq = s3c2440_init_irq, + .init_machine = rx3715_init_machine, + .init_time = rx3715_init_time, +MACHINE_END |