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 #include <linux/leds.h>
  17
  18 #include <asm/mach-ralink/machine.h>
  19 #include <asm/mach-ralink/dev_gpio_leds.h>
  20 #include <asm/mach-ralink/rt305x.h>
  21 #include <asm/mach-ralink/rt305x_regs.h>
  22
  23 #include "devices.h"
  24
  25 #define DIR_300B_GPIO_LED_STATUS_AMBER  8
  26 #define DIR_300B_GPIO_LED_STATUS_GREEN  9
  27 #define DIR_300B_GPIO_LED_WPS           13
  28
  29 #define DIR_300B_GPIO_BUTTON_WPS        0       /* active low */
  30 #define DIR_300B_GPIO_BUTTON_RESET      10      /* active low */
  31
  32 #ifdef CONFIG_MTD_PARTITIONS
  33 static struct mtd_partition dir_300b_partitions[] = {
  34         {
  35                 .name   = "u-boot",
  36                 .offset = 0,
  37                 .size   = 0x030000,
  38                 .mask_flags = MTD_WRITEABLE,
  39         }, {
  40                 .name   = "devdata",
  41                 .offset = 0x030000,
  42                 .size   = 0x010000,
  43                 .mask_flags = MTD_WRITEABLE,
  44         }, {
  45                 .name   = "devconf",
  46                 .offset = 0x040000,
  47                 .size   = 0x010000,
  48                 .mask_flags = MTD_WRITEABLE,
  49         }, {
  50                 .name   = "kernel",
  51                 .offset = 0x050000,
  52                 .size   = 0x090000,
  53         }, {
  54                 .name   = "rootfs",
  55                 .offset = 0x140000,
  56                 .size   = 0x2B0000,
  57         }, {
  58                 .name   = "openwrt",
  59                 .offset = 0x050000,
  60                 .size   = 0x3a0000,
  61         }
  62 };
  63 #endif /* CONFIG_MTD_PARTITIONS */
  64
  65 static struct physmap_flash_data dir_300b_flash_data = {
  66 #ifdef CONFIG_MTD_PARTITIONS
  67         .nr_parts       = ARRAY_SIZE(dir_300b_partitions),
  68         .parts          = dir_300b_partitions,
  69 #endif
  70 };
  71
  72 static struct gpio_led dir_300b_leds_gpio[] __initdata = {
  73         {
  74                 .name           = "dir-300b:amber:status",
  75                 .gpio           = DIR_300B_GPIO_LED_STATUS_AMBER,
  76                 .active_low     = 1,
  77         }, {
  78                 .name           = "dir-300b:green:status",
  79                 .gpio           = DIR_300B_GPIO_LED_STATUS_GREEN,
  80                 .active_low     = 1,
  81         }, {
  82                 .name           = "dir-300b:blue:wps",
  83                 .gpio           = DIR_300B_GPIO_LED_WPS,
  84                 .active_low     = 1,
  85         }
  86 };
  87
  88 static void __init dir_300b_init(void)
  89 {
  90         rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
  91
  92         rt305x_register_flash(0, &dir_300b_flash_data);
  93         rt305x_register_ethernet();
  94         ramips_register_gpio_leds(-1, ARRAY_SIZE(dir_300b_leds_gpio),
  95                                   dir_300b_leds_gpio);
  96 }
  97
  98 MIPS_MACHINE(RAMIPS_MACH_DIR_300_REVB, "DIR-300-revB", "D-Link DIR-300 revB",
  99              dir_300b_init);