target/linux/ramips/files/arch/mips/ralink/rt305x/mach-dir-300-revb.c

   1 /*
   2  *  D-Link DIR-300 rev B board support
   3  *
   4  *  Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify it
   7  *  under the terms of the GNU General Public License version 2 as published
   8  *  by the Free Software Foundation.
   9  */
  10
  11 #include <linux/init.h>
  12 #include <linux/platform_device.h>
  13 #include <linux/mtd/mtd.h>
  14 #include <linux/mtd/partitions.h>
  15 #include <linux/mtd/physmap.h>
  16
  17 #include <asm/mach-ralink/machine.h>
  18 #include <asm/mach-ralink/dev-gpio-leds.h>
  19 #include <asm/mach-ralink/rt305x.h>
  20 #include <asm/mach-ralink/rt305x_regs.h>
  21
  22 #include "devices.h"
  23
  24 #define DIR_300B_GPIO_LED_STATUS_AMBER  8
  25 #define DIR_300B_GPIO_LED_STATUS_GREEN  9
  26 #define DIR_300B_GPIO_LED_WPS           13
  27
  28 #define DIR_300B_GPIO_BUTTON_WPS        0       /* active low */
  29 #define DIR_300B_GPIO_BUTTON_RESET      10      /* active low */
  30
  31 #ifdef CONFIG_MTD_PARTITIONS
  32 static struct mtd_partition dir_300b_partitions[] = {
  33         {
  34                 .name   = "u-boot",
  35                 .offset = 0,
  36                 .size   = 0x030000,
  37                 .mask_flags = MTD_WRITEABLE,
  38         }, {
  39                 .name   = "devdata",
  40                 .offset = 0x030000,
  41                 .size   = 0x010000,
  42                 .mask_flags = MTD_WRITEABLE,
  43         }, {
  44                 .name   = "devconf",
  45                 .offset = 0x040000,
  46                 .size   = 0x010000,
  47                 .mask_flags = MTD_WRITEABLE,
  48         }, {
  49                 .name   = "kernel",
  50                 .offset = 0x050000,
  51                 .size   = 0x090000,
  52         }, {
  53                 .name   = "rootfs",
  54                 .offset = 0x140000,
  55                 .size   = 0x2B0000,
  56         }, {
  57                 .name   = "openwrt",
  58                 .offset = 0x050000,
  59                 .size   = 0x3a0000,
  60         }
  61 };
  62 #endif /* CONFIG_MTD_PARTITIONS */
  63
  64 static struct physmap_flash_data dir_300b_flash_data = {
  65 #ifdef CONFIG_MTD_PARTITIONS
  66         .nr_parts       = ARRAY_SIZE(dir_300b_partitions),
  67         .parts          = dir_300b_partitions,
  68 #endif
  69 };
  70
  71 static struct gpio_led dir_300b_leds_gpio[] __initdata = {
  72         {
  73                 .name           = "dir-300b:amber:status",
  74                 .gpio           = DIR_300B_GPIO_LED_STATUS_AMBER,
  75                 .active_low     = 1,
  76         }, {
  77                 .name           = "dir-300b:green:status",
  78                 .gpio           = DIR_300B_GPIO_LED_STATUS_GREEN,
  79                 .active_low     = 1,
  80         }, {
  81                 .name           = "dir-300b:blue:wps",
  82                 .gpio           = DIR_300B_GPIO_LED_WPS,
  83                 .active_low     = 1,
  84         }
  85 };
  86
  87 static void __init dir_300b_init(void)
  88 {
  89         rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
  90
  91         rt305x_register_flash(0, &dir_300b_flash_data);
  92         rt305x_register_ethernet();
  93         ramips_register_gpio_leds(-1, ARRAY_SIZE(dir_300b_leds_gpio),
  94                                   dir_300b_leds_gpio);
  95 }
  96
  97 MIPS_MACHINE(RAMIPS_MACH_DIR_300_REVB, "DIR-300-revB", "D-Link DIR-300 revB",
  98              dir_300b_init);