projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 4e4fc05a DM |
1 | /* |
| 2 | * linux/arch/arm/mach-pxa/colibri.c | |
| 3 | * | |
| 4 | * Support for Toradex PXA27x based Colibri module | |
| 5 | * Daniel Mack <daniel@caiaq.de> | |
| 6 | * | |
| 7 | * This program is free software; you can redistribute it and/or modify | |
| 8 | * it under the terms of the GNU General Public License version 2 as | |
| 9 | * published by the Free Software Foundation. | |
| 10 | */ | |
| 11 | ||
| 12 | #include <linux/init.h> | |
| 13 | #include <linux/kernel.h> | |
| 14 | #include <linux/platform_device.h> | |
| 15 | #include <linux/sysdev.h> | |
| 16 | #include <linux/interrupt.h> | |
| 17 | #include <linux/bitops.h> | |
| 18 | #include <linux/ioport.h> | |
| 19 | #include <linux/delay.h> | |
| 20 | #include <linux/mtd/mtd.h> | |
| 21 | #include <linux/mtd/partitions.h> | |
| 22 | #include <linux/mtd/physmap.h> | |
| 23 | #include <asm/mach-types.h> | |
| a09e64fb | 24 | #include <mach/hardware.h> |
| 4e4fc05a DM |
25 | #include <asm/irq.h> |
| 26 | #include <asm/sizes.h> | |
| 27 | #include <asm/mach/arch.h> | |
| 28 | #include <asm/mach/map.h> | |
| 29 | #include <asm/mach/irq.h> | |
| 30 | #include <asm/mach/flash.h> | |
| a09e64fb | 31 | #include <mach/pxa-regs.h> |
| c0b1541f | 32 | #include <mach/mfp-pxa27x.h> |
| a09e64fb | 33 | #include <mach/colibri.h> |
| 4e4fc05a DM |
34 | |
| 35 | #include "generic.h" | |
| 36 | #include "devices.h" | |
| 37 | ||
| c0b1541f EM |
38 | static unsigned long colibri_pin_config[] __initdata = { |
| 39 | GPIO78_nCS_2, /* Ethernet CS */ | |
| 40 | GPIO114_GPIO, /* Ethernet IRQ */ | |
| 41 | }; | |
| 42 | ||
| 4e4fc05a DM |
43 | /* |
| 44 | * Flash | |
| 45 | */ | |
| 46 | static struct mtd_partition colibri_partitions[] = { | |
| 47 | { | |
| 48 | .name = "Bootloader", | |
| 49 | .offset = 0x00000000, | |
| 50 | .size = 0x00040000, | |
| 51 | .mask_flags = MTD_WRITEABLE /* force read-only */ | |
| 52 | }, { | |
| 53 | .name = "Kernel", | |
| 54 | .offset = 0x00040000, | |
| 55 | .size = 0x00400000, | |
| 56 | .mask_flags = 0 | |
| 57 | }, { | |
| 58 | .name = "Rootfs", | |
| 59 | .offset = 0x00440000, | |
| 60 | .size = MTDPART_SIZ_FULL, | |
| 61 | .mask_flags = 0 | |
| 62 | } | |
| 63 | }; | |
| 64 | ||
| 65 | static struct physmap_flash_data colibri_flash_data[] = { | |
| 66 | { | |
| 67 | .width = 4, /* bankwidth in bytes */ | |
| 68 | .parts = colibri_partitions, | |
| 69 | .nr_parts = ARRAY_SIZE(colibri_partitions) | |
| 70 | } | |
| 71 | }; | |
| 72 | ||
| 73 | static struct resource flash_resource = { | |
| 74 | .start = PXA_CS0_PHYS, | |
| 75 | .end = PXA_CS0_PHYS + SZ_32M - 1, | |
| 76 | .flags = IORESOURCE_MEM, | |
| 77 | }; | |
| 78 | ||
| 79 | static struct platform_device flash_device = { | |
| 80 | .name = "physmap-flash", | |
| 81 | .id = 0, | |
| 82 | .dev = { | |
| 83 | .platform_data = colibri_flash_data, | |
| 84 | }, | |
| 85 | .resource = &flash_resource, | |
| 86 | .num_resources = 1, | |
| 87 | }; | |
| 88 | ||
| 89 | /* | |
| 90 | * DM9000 Ethernet | |
| 91 | */ | |
| 92 | static struct resource dm9000_resources[] = { | |
| 93 | [0] = { | |
| 94 | .start = COLIBRI_ETH_PHYS, | |
| 95 | .end = COLIBRI_ETH_PHYS + 3, | |
| 96 | .flags = IORESOURCE_MEM, | |
| 97 | }, | |
| 98 | [1] = { | |
| 99 | .start = COLIBRI_ETH_PHYS + 4, | |
| 100 | .end = COLIBRI_ETH_PHYS + 4 + 500, | |
| 101 | .flags = IORESOURCE_MEM, | |
| 102 | }, | |
| 103 | [2] = { | |
| 104 | .start = COLIBRI_ETH_IRQ, | |
| 105 | .end = COLIBRI_ETH_IRQ, | |
| d0afc85f | 106 | .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING, |
| 4e4fc05a DM |
107 | }, |
| 108 | }; | |
| 109 | ||
| 110 | static struct platform_device dm9000_device = { | |
| 111 | .name = "dm9000", | |
| 112 | .id = -1, | |
| 113 | .num_resources = ARRAY_SIZE(dm9000_resources), | |
| 114 | .resource = dm9000_resources, | |
| 115 | }; | |
| 116 | ||
| 117 | static struct platform_device *colibri_devices[] __initdata = { | |
| 118 | &flash_device, | |
| 119 | &dm9000_device, | |
| 120 | }; | |
| 121 | ||
| 122 | static void __init colibri_init(void) | |
| 123 | { | |
| c0b1541f | 124 | pxa2xx_mfp_config(ARRAY_AND_SIZE(colibri_pin_config)); |
| 4e4fc05a DM |
125 | |
| 126 | platform_add_devices(colibri_devices, ARRAY_SIZE(colibri_devices)); | |
| 127 | } | |
| 128 | ||
| 129 | MACHINE_START(COLIBRI, "Toradex Colibri PXA27x") | |
| 130 | .phys_io = 0x40000000, | |
| 131 | .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, | |
| 132 | .boot_params = COLIBRI_SDRAM_BASE + 0x100, | |
| 133 | .init_machine = colibri_init, | |
| 134 | .map_io = pxa_map_io, | |
| 135 | .init_irq = pxa27x_init_irq, | |
| 136 | .timer = &pxa_timer, | |
| 137 | MACHINE_END |