release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-gemini/board-nas4220b.c

   1 /*
   2  *  Support for Raidsonic NAS-4220-B
   3  *
   4  *  Copyright (C) 2009 Janos Laube <janos.dev@gmail.com>
   5  *
   6  * based on rut1xx.c
   7  *  Copyright (C) 2008 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  */
  14
  15 #include <linux/kernel.h>
  16 #include <linux/init.h>
  17 #include <linux/platform_device.h>
  18 #include <linux/leds.h>
  19 #include <linux/input.h>
  20 #include <linux/gpio_keys.h>
  21 #include <linux/mdio-gpio.h>
  22 #include <linux/io.h>
  23
  24 #include <asm/setup.h>
  25 #include <asm/mach-types.h>
  26 #include <asm/mach/arch.h>
  27 #include <asm/mach/time.h>
  28
  29 #include <mach/hardware.h>
  30 #include <mach/global_reg.h>
  31
  32 #include "common.h"
  33
  34 static struct sys_timer ib4220b_timer = {
  35         .init   = gemini_timer_init,
  36 };
  37
  38 static struct gpio_led ib4220b_leds[] = {
  39         {
  40                 .name                   = "nas4220b:orange:hdd",
  41                 .default_trigger        = "none",
  42                 .gpio                   = 60,
  43         },
  44         {
  45                 .name                   = "nas4220b:green:os",
  46                 .default_trigger        = "heartbeat",
  47                 .gpio                   = 62,
  48         },
  49 };
  50
  51 static struct gpio_led_platform_data ib4220b_leds_data = {
  52         .num_leds       = ARRAY_SIZE(ib4220b_leds),
  53         .leds           = ib4220b_leds,
  54 };
  55
  56 static struct platform_device ib4220b_led_device = {
  57         .name   = "leds-gpio",
  58         .id     = -1,
  59         .dev    = {
  60                 .platform_data = &ib4220b_leds_data,
  61         },
  62 };
  63
  64 static struct gpio_keys_button ib4220b_keys[] = {
  65         {
  66                 .code           = KEY_SETUP,
  67                 .gpio           = 61,
  68                 .active_low     = 1,
  69                 .desc           = "Backup Button",
  70                 .type           = EV_KEY,
  71         },
  72         {
  73                 .code           = KEY_RESTART,
  74                 .gpio           = 63,
  75                 .active_low     = 1,
  76                 .desc           = "Softreset Button",
  77                 .type           = EV_KEY,
  78         },
  79 };
  80
  81 static struct gpio_keys_platform_data ib4220b_keys_data = {
  82         .buttons        = ib4220b_keys,
  83         .nbuttons       = ARRAY_SIZE(ib4220b_keys),
  84 };
  85
  86 static struct platform_device ib4220b_key_device = {
  87         .name   = "gpio-keys",
  88         .id     = -1,
  89         .dev    = {
  90                 .platform_data = &ib4220b_keys_data,
  91         },
  92 };
  93
  94 static void __init ib4220b_init(void)
  95 {
  96         gemini_gpio_init();
  97         platform_register_uart();
  98         platform_register_pflash(SZ_16M, NULL, 0);
  99         platform_device_register(&ib4220b_led_device);
 100         platform_device_register(&ib4220b_key_device);
 101 }
 102
 103 MACHINE_START(NAS4220B, "Raidsonic NAS IB-4220-B")
 104         .phys_io        = 0x7fffc000,
 105         .io_pg_offst    = ((0xffffc000) >> 18) & 0xfffc,
 106         .boot_params    = 0x100,
 107         .map_io         = gemini_map_io,
 108         .init_irq       = gemini_init_irq,
 109         .timer          = &ib4220b_timer,
 110         .init_machine   = ib4220b_init,
 111 MACHINE_END