target/linux/ramips/files/arch/mips/ralink/rt305x/mach-whr-g300n.c

   1 /*
   2  *  Buffalo WHR-G300N 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 WHR_G300N_GPIO_LED_DIAG         7
  26 #define WHR_G300N_GPIO_LED_ROUTER       9
  27 #define WHR_G300N_GPIO_LED_SECURITY     14
  28
  29 #ifdef CONFIG_MTD_PARTITIONS
  30 static struct mtd_partition whr_g300n_partitions[] = {
  31         {
  32                 .name   = "u-boot",
  33                 .offset = 0,
  34                 .size   = 0x030000,
  35                 .mask_flags = MTD_WRITEABLE,
  36         }, {
  37                 .name   = "u-boot-env",
  38                 .offset = 0x030000,
  39                 .size   = 0x010000,
  40                 .mask_flags = MTD_WRITEABLE,
  41         }, {
  42                 .name   = "factory",
  43                 .offset = 0x040000,
  44                 .size   = 0x010000,
  45                 .mask_flags = MTD_WRITEABLE,
  46         }, {
  47                 .name   = "kernel",
  48                 .offset = 0x050000,
  49                 .size   = 0x090000,
  50         }, {
  51                 .name   = "rootfs",
  52                 .offset = 0x140000,
  53                 .size   = 0x2B0000,
  54         }, {
  55                 .name   = "user",
  56                 .offset = 0x3f0000,
  57                 .size   = 0x010000,
  58         }, {
  59                 .name   = "openwrt",
  60                 .offset = 0x050000,
  61                 .size   = 0x3a0000,
  62         }
  63 };
  64 #endif /* CONFIG_MTD_PARTITIONS */
  65
  66 static struct physmap_flash_data whr_g300n_flash_data = {
  67 #ifdef CONFIG_MTD_PARTITIONS
  68         .nr_parts       = ARRAY_SIZE(whr_g300n_partitions),
  69         .parts          = whr_g300n_partitions,
  70 #endif
  71 };
  72
  73 static struct gpio_led whr_g300n_leds_gpio[] __initdata = {
  74         {
  75                 .name           = "whr-g300n:red:diag",
  76                 .gpio           = WHR_G300N_GPIO_LED_DIAG,
  77                 .active_low     = 1,
  78         }, {
  79                 .name           = "whr-g300n:green:router",
  80                 .gpio           = WHR_G300N_GPIO_LED_ROUTER,
  81                 .active_low     = 1,
  82         }, {
  83                 .name           = "whr-g300n:amber:security",
  84                 .gpio           = WHR_G300N_GPIO_LED_SECURITY,
  85                 .active_low     = 1,
  86         }
  87 };
  88
  89 static void __init whr_g300n_init(void)
  90 {
  91         rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
  92
  93         rt305x_register_flash(0, &whr_g300n_flash_data);
  94         rt305x_register_ethernet();
  95         ramips_register_gpio_leds(-1, ARRAY_SIZE(whr_g300n_leds_gpio),
  96                                   whr_g300n_leds_gpio);
  97 }
  98
  99 MIPS_MACHINE(RAMIPS_MACH_WHR_G300N, "WHR-G300N", "Buffalo WHR-G300N",
 100              whr_g300n_init);