diff options
Diffstat (limited to 'kernel/arch/arm/mach-pxa/h5000.c')
| -rw-r--r-- | kernel/arch/arm/mach-pxa/h5000.c | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-pxa/h5000.c b/kernel/arch/arm/mach-pxa/h5000.c new file mode 100644 index 000000000..875ec3351 --- /dev/null +++ b/kernel/arch/arm/mach-pxa/h5000.c @@ -0,0 +1,214 @@ +/* + * Hardware definitions for HP iPAQ h5xxx Handheld Computers + * + * Copyright 2000-2003 Hewlett-Packard Company. + * Copyright 2002 Jamey Hicks <jamey.hicks@hp.com> + * Copyright 2004-2005 Phil Blundell <pb@handhelds.org> + * Copyright 2007-2008 Anton Vorontsov <cbouatmailru@gmail.com> + * + * 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. + * + * COMPAQ COMPUTER CORPORATION MAKES NO WARRANTIES, EXPRESSED OR IMPLIED, + * AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS + * FITNESS FOR ANY PARTICULAR PURPOSE. + * + * Author: Jamey Hicks. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/physmap.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/irq.h> + +#include <mach/pxa25x.h> +#include <mach/h5000.h> +#include <mach/udc.h> +#include <mach/smemc.h> + +#include "generic.h" + +/* + * Flash + */ + +static struct mtd_partition h5000_flash0_partitions[] = { + { + .name = "bootldr", + .size = 0x00040000, + .offset = 0, + .mask_flags = MTD_WRITEABLE, + }, + { + .name = "root", + .size = MTDPART_SIZ_FULL, + .offset = MTDPART_OFS_APPEND, + }, +}; + +static struct mtd_partition h5000_flash1_partitions[] = { + { + .name = "second root", + .size = SZ_16M - 0x00040000, + .offset = 0, + }, + { + .name = "asset", + .size = MTDPART_SIZ_FULL, + .offset = MTDPART_OFS_APPEND, + .mask_flags = MTD_WRITEABLE, + }, +}; + +static struct physmap_flash_data h5000_flash0_data = { + .width = 4, + .parts = h5000_flash0_partitions, + .nr_parts = ARRAY_SIZE(h5000_flash0_partitions), +}; + +static struct physmap_flash_data h5000_flash1_data = { + .width = 4, + .parts = h5000_flash1_partitions, + .nr_parts = ARRAY_SIZE(h5000_flash1_partitions), +}; + +static struct resource h5000_flash0_resources = { + .start = PXA_CS0_PHYS, + .end = PXA_CS0_PHYS + SZ_32M - 1, + .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT, +}; + +static struct resource h5000_flash1_resources = { + .start = PXA_CS0_PHYS + SZ_32M, + .end = PXA_CS0_PHYS + SZ_32M + SZ_16M - 1, + .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT, +}; + +static struct platform_device h5000_flash[] = { + { + .name = "physmap-flash", + .id = 0, + .resource = &h5000_flash0_resources, + .num_resources = 1, + .dev = { + .platform_data = &h5000_flash0_data, + }, + }, + { + .name = "physmap-flash", + .id = 1, + .resource = &h5000_flash1_resources, + .num_resources = 1, + .dev = { + .platform_data = &h5000_flash1_data, + }, + }, +}; + +/* + * USB Device Controller + */ + +static struct pxa2xx_udc_mach_info h5000_udc_mach_info __initdata = { + .gpio_pullup = H5000_GPIO_USB_PULLUP, +}; + +/* + * GPIO setup + */ + +static unsigned long h5000_pin_config[] __initdata = { + /* Crystal and Clock Signals */ + GPIO12_32KHz, + + /* SDRAM and Static Memory I/O Signals */ + GPIO15_nCS_1, + GPIO78_nCS_2, + GPIO79_nCS_3, + GPIO80_nCS_4, + + /* FFUART */ + GPIO34_FFUART_RXD, + GPIO35_FFUART_CTS, + GPIO36_FFUART_DCD, + GPIO37_FFUART_DSR, + GPIO38_FFUART_RI, + GPIO39_FFUART_TXD, + GPIO40_FFUART_DTR, + GPIO41_FFUART_RTS, + + /* BTUART */ + GPIO42_BTUART_RXD, + GPIO43_BTUART_TXD, + GPIO44_BTUART_CTS, + GPIO45_BTUART_RTS, + + /* SSP1 */ + GPIO23_SSP1_SCLK, + GPIO25_SSP1_TXD, + GPIO26_SSP1_RXD, + + /* I2S */ + GPIO28_I2S_BITCLK_OUT, + GPIO29_I2S_SDATA_IN, + GPIO30_I2S_SDATA_OUT, + GPIO31_I2S_SYNC, + GPIO32_I2S_SYSCLK, +}; + +/* + * Localbus setup: + * CS0: Flash; + * CS1: MediaQ chip, select 16-bit bus and vlio; + * CS5: SAMCOP. + */ + +static void fix_msc(void) +{ + __raw_writel(0x129c24f2, MSC0); + __raw_writel(0x7ff424fa, MSC1); + __raw_writel(0x7ff47ff4, MSC2); + + __raw_writel(__raw_readl(MDREFR) | 0x02080000, MDREFR); +} + +/* + * Platform devices + */ + +static struct platform_device *devices[] __initdata = { + &h5000_flash[0], + &h5000_flash[1], +}; + +static void __init h5000_init(void) +{ + fix_msc(); + + pxa2xx_mfp_config(ARRAY_AND_SIZE(h5000_pin_config)); + pxa_set_ffuart_info(NULL); + pxa_set_btuart_info(NULL); + pxa_set_stuart_info(NULL); + pxa_set_udc_info(&h5000_udc_mach_info); + platform_add_devices(ARRAY_AND_SIZE(devices)); +} + +MACHINE_START(H5400, "HP iPAQ H5000") + .atag_offset = 0x100, + .map_io = pxa25x_map_io, + .nr_irqs = PXA_NR_IRQS, + .init_irq = pxa25x_init_irq, + .handle_irq = pxa25x_handle_irq, + .init_time = pxa_timer_init, + .init_machine = h5000_init, + .restart = pxa_restart, +MACHINE_END |