release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-gemini/board-wbd222.c

   1 /*
   2  *  Support for Wiliboard WBD-222
   3  *
   4  *  Copyright (C) 2009 Imre Kaloz <kaloz@openwrt.org>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  */
  11 #include <linux/kernel.h>
  12 #include <linux/init.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/leds.h>
  15 #include <linux/input.h>
  16 #include <linux/skbuff.h>
  17 #include <linux/gpio_keys.h>
  18 #include <linux/mdio-gpio.h>
  19 #include <linux/mtd/mtd.h>
  20 #include <linux/mtd/partitions.h>
  21 #include <asm/mach-types.h>
  22 #include <asm/mach/arch.h>
  23 #include <asm/mach/time.h>
  24
  25
  26 #include "common.h"
  27
  28 static struct gpio_keys_button wbd222_keys[] = {
  29         {
  30                 .code           = KEY_SETUP,
  31                 .gpio           = 5,
  32                 .active_low     = 1,
  33                 .desc           = "reset",
  34                 .type           = EV_KEY,
  35         },
  36 };
  37
  38 static struct gpio_keys_platform_data wbd222_keys_data = {
  39         .buttons        = wbd222_keys,
  40         .nbuttons       = ARRAY_SIZE(wbd222_keys),
  41 };
  42
  43 static struct platform_device wbd222_keys_device = {
  44         .name   = "gpio-keys",
  45         .id     = -1,
  46         .dev    = {
  47                 .platform_data = &wbd222_keys_data,
  48         },
  49 };
  50
  51 static struct gpio_led wbd222_leds[] = {
  52         {
  53                 .name                   = "L3red",
  54                 .gpio                   = 1,
  55         },
  56         {
  57                 .name                   = "L4green",
  58                 .gpio                   = 2,
  59         },
  60         {
  61                 .name                   = "L4red",
  62                 .gpio                   = 3,
  63         },
  64         {
  65                 .name                   = "L3green",
  66                 .gpio                   = 5,
  67         },
  68 };
  69
  70 static struct gpio_led_platform_data wbd222_leds_data = {
  71         .num_leds       = ARRAY_SIZE(wbd222_leds),
  72         .leds           = wbd222_leds,
  73 };
  74
  75 static struct platform_device wbd222_leds_device = {
  76         .name   = "leds-gpio",
  77         .id     = -1,
  78         .dev    = {
  79                 .platform_data = &wbd222_leds_data,
  80         },
  81 };
  82
  83 static struct sys_timer wbd222_timer = {
  84         .init   = gemini_timer_init,
  85 };
  86
  87 #ifdef CONFIG_MTD_PARTITIONS
  88 static struct mtd_partition wbd222_partitions[] = {
  89         {
  90                 .name           = "RedBoot",
  91                 .offset         = 0,
  92                 .size           = 0x020000,
  93                 .mask_flags     = MTD_WRITEABLE,
  94         } , {
  95                 .name           = "kernel",
  96                 .offset         = 0x020000,
  97                 .size           = 0x100000,
  98         } , {
  99                 .name           = "rootfs",
 100                 .offset         = 0x120000,
 101                 .size           = 0x6a0000,
 102         } , {
 103                 .name           = "VCTL",
 104                 .offset         = 0x7c0000,
 105                 .size           = 0x010000,
 106                 .mask_flags     = MTD_WRITEABLE,
 107         } , {
 108                 .name           = "cfg",
 109                 .offset         = 0x7d0000,
 110                 .size           = 0x010000,
 111                 .mask_flags     = MTD_WRITEABLE,
 112         } , {
 113                 .name           = "FIS",
 114                 .offset         = 0x7e0000,
 115                 .size           = 0x010000,
 116                 .mask_flags     = MTD_WRITEABLE,
 117         }
 118 };
 119 #define wbd222_num_partitions   ARRAY_SIZE(wbd222_partitions)
 120 #else
 121 #define wbd222_partitions       NULL
 122 #define wbd222_num_partitions   0
 123 #endif /* CONFIG_MTD_PARTITIONS */
 124
 125 static void __init wbd222_init(void)
 126 {
 127         gemini_gpio_init();
 128         platform_register_uart();
 129         platform_register_pflash(SZ_8M, wbd222_partitions,
 130                 wbd222_num_partitions);
 131         platform_device_register(&wbd222_leds_device);
 132         platform_device_register(&wbd222_keys_device);
 133 }
 134
 135 MACHINE_START(WBD222, "Wiliboard WBD-222")
 136         .phys_io        = 0x7fffc000,
 137         .io_pg_offst    = ((0xffffc000) >> 18) & 0xfffc,
 138         .boot_params    = 0x100,
 139         .map_io         = gemini_map_io,
 140         .init_irq       = gemini_init_irq,
 141         .timer          = &wbd222_timer,
 142         .init_machine   = wbd222_init,
 143 MACHINE_END