/* * linux/arch/arm/mach-pxa/colibri-pxa270.c * * Support for Toradex PXA270 based Colibri module * Daniel Mack <daniel@caiaq.de> * * 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_device.h> #include <linux/sysdev.h> #include <linux/interrupt.h> #include <linux/bitops.h> #include <linux/ioport.h> #include <linux/delay.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> #include <linux/gpio.h> #include <asm/mach-types.h> #include <mach/hardware.h> #include <asm/irq.h> #include <asm/sizes.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> #include <asm/mach/flash.h> #include <mach/pxa27x.h> #include <mach/colibri.h> #include "generic.h" #include "devices.h" /* * GPIO configuration */ static mfp_cfg_t colibri_pxa270_pin_config[] __initdata = { GPIO78_nCS_2, /* Ethernet CS */ GPIO114_GPIO, /* Ethernet IRQ */ }; /* * NOR flash */ static struct mtd_partition colibri_partitions[] = { { .name = "Bootloader", .offset = 0x00000000, .size = 0x00040000, .mask_flags = MTD_WRITEABLE /* force read-only */ }, { .name = "Kernel", .offset = 0x00040000, .size = 0x00400000, .mask_flags = 0 }, { .name = "Rootfs", .offset = 0x00440000, .size = MTDPART_SIZ_FULL, .mask_flags = 0 } }; static struct physmap_flash_data colibri_flash_data[] = { { .width = 4, /* bankwidth in bytes */ .parts = colibri_partitions, .nr_parts = ARRAY_SIZE(colibri_partitions) } }; static struct resource colibri_pxa270_flash_resource = { .start = PXA_CS0_PHYS, .end = PXA_CS0_PHYS + SZ_32M - 1, .flags = IORESOURCE_MEM, }; static struct platform_device colibri_pxa270_flash_device = { .name = "physmap-flash", .id = 0, .dev = { .platform_data = colibri_flash_data, }, .resource = &colibri_pxa270_flash_resource, .num_resources = 1, }; /* * DM9000 Ethernet */ #if defined(CONFIG_DM9000) static struct resource dm9000_resources[] = { [0] = { .start = COLIBRI_PXA270_ETH_PHYS, .end = COLIBRI_PXA270_ETH_PHYS + 3, .flags = IORESOURCE_MEM, }, [1] = { .start = COLIBRI_PXA270_ETH_PHYS + 4, .end = COLIBRI_PXA270_ETH_PHYS + 4 + 500, .flags = IORESOURCE_MEM, }, [2] = { .start = COLIBRI_PXA270_ETH_IRQ, .end = COLIBRI_PXA270_ETH_IRQ, .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING, }, }; static struct platform_device dm9000_device = { .name = "dm9000", .id = -1, .num_resources = ARRAY_SIZE(dm9000_resources), .resource = dm9000_resources, }; #endif /* CONFIG_DM9000 */ static struct platform_device *colibri_pxa270_devices[] __initdata = { &colibri_pxa270_flash_device, #if defined(CONFIG_DM9000) &dm9000_device, #endif }; static void __init colibri_pxa270_init(void) { pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa270_pin_config)); platform_add_devices(ARRAY_AND_SIZE(colibri_pxa270_devices)); } MACHINE_START(COLIBRI, "Toradex Colibri PXA270") .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .boot_params = COLIBRI_SDRAM_BASE + 0x100, .init_machine = colibri_pxa270_init, .map_io = pxa_map_io, .init_irq = pxa27x_init_irq, .timer = &pxa_timer, MACHINE_END