target/linux/ramips/files/arch/mips/ralink/rt288x/mach-rt-n15.c

   1 /*
   2  *  Asus RT-N15 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/mips_machine.h>
  19 #include <asm/mach-ralink/machine.h>
  20 #include <asm/mach-ralink/dev_gpio_leds.h>
  21 #include <asm/mach-ralink/rt288x.h>
  22 #include <asm/mach-ralink/rt288x_regs.h>
  23
  24 #include "devices.h"
  25
  26 #define RT_N15_GPIO_LED_POWER           11
  27 #define RT_N15_GPIO_BUTTON_WPS          0
  28 #define RT_N15_GPIO_BUTTON_RESET        12
  29
  30 #ifdef CONFIG_MTD_PARTITIONS
  31 static struct mtd_partition rt_n15_partitions[] = {
  32         {
  33                 .name   = "u-boot",
  34                 .offset = 0,
  35                 .size   = 0x030000,
  36                 .mask_flags = MTD_WRITEABLE,
  37         }, {
  38                 .name   = "u-boot-env",
  39                 .offset = 0x030000,
  40                 .size   = 0x010000,
  41                 .mask_flags = MTD_WRITEABLE,
  42         }, {
  43                 .name   = "factory",
  44                 .offset = 0x040000,
  45                 .size   = 0x010000,
  46                 .mask_flags = MTD_WRITEABLE,
  47         }, {
  48                 .name   = "kernel",
  49                 .offset = 0x050000,
  50                 .size   = 0x0b0000,
  51         }, {
  52                 .name   = "rootfs",
  53                 .offset = 0x100000,
  54                 .size   = 0x300000,
  55         }, {
  56                 .name   = "openwrt",
  57                 .offset = 0x050000,
  58                 .size   = 0x3b0000,
  59         }
  60 };
  61 #endif /* CONFIG_MTD_PARTITIONS */
  62
  63 static struct physmap_flash_data rt_n15_flash_data = {
  64 #ifdef CONFIG_MTD_PARTITIONS
  65         .nr_parts       = ARRAY_SIZE(rt_n15_partitions),
  66         .parts          = rt_n15_partitions,
  67 #endif
  68 };
  69
  70 static struct gpio_led rt_n15_leds_gpio[] __initdata = {
  71         {
  72                 .name           = "rt-n15:blue:power",
  73                 .gpio           = RT_N15_GPIO_LED_POWER,
  74                 .active_low     = 1,
  75         }
  76 };
  77
  78 static void __init rt_n15_init(void)
  79 {
  80         rt288x_gpio_init(RT2880_GPIO_MODE_UART0);
  81
  82         rt288x_register_flash(0, &rt_n15_flash_data);
  83
  84         ramips_register_gpio_leds(-1, ARRAY_SIZE(rt_n15_leds_gpio),
  85                                   rt_n15_leds_gpio);
  86 }
  87
  88 MIPS_MACHINE(RAMIPS_MACH_RT_N15, "Asus RT-N15", rt_n15_init);