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

   1 /*
   2  *  Asus RT-N15 board support
   3  *
   4  *  Copyright (C) 2009-2010 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/rtl8366.h>
  17 #include <linux/ethtool.h>
  18
  19 #include <asm/mach-ralink/machine.h>
  20 #include <asm/mach-ralink/dev-gpio-buttons.h>
  21 #include <asm/mach-ralink/dev-gpio-leds.h>
  22 #include <asm/mach-ralink/rt288x.h>
  23 #include <asm/mach-ralink/rt288x_regs.h>
  24 #include <asm/mach-ralink/ramips_eth_platform.h>
  25
  26 #include "devices.h"
  27
  28 #define RT_N15_GPIO_LED_POWER           11
  29 #define RT_N15_GPIO_BUTTON_WPS          0
  30 #define RT_N15_GPIO_BUTTON_RESET        12
  31
  32 #define RT_N15_GPIO_RTL8366_SCK         2
  33 #define RT_N15_GPIO_RTL8366_SDA         1
  34
  35 #define RT_N15_BUTTONS_POLL_INTERVAL    20
  36
  37 static struct mtd_partition rt_n15_partitions[] = {
  38         {
  39                 .name   = "u-boot",
  40                 .offset = 0,
  41                 .size   = 0x030000,
  42                 .mask_flags = MTD_WRITEABLE,
  43         }, {
  44                 .name   = "u-boot-env",
  45                 .offset = 0x030000,
  46                 .size   = 0x010000,
  47                 .mask_flags = MTD_WRITEABLE,
  48         }, {
  49                 .name   = "factory",
  50                 .offset = 0x040000,
  51                 .size   = 0x010000,
  52                 .mask_flags = MTD_WRITEABLE,
  53         }, {
  54                 .name   = "kernel",
  55                 .offset = 0x050000,
  56                 .size   = 0x0d0000,
  57         }, {
  58                 .name   = "rootfs",
  59                 .offset = 0x120000,
  60                 .size   = 0x2e0000,
  61         }, {
  62                 .name   = "firmware",
  63                 .offset = 0x050000,
  64                 .size   = 0x3b0000,
  65         }
  66 };
  67
  68 static struct physmap_flash_data rt_n15_flash_data = {
  69         .nr_parts       = ARRAY_SIZE(rt_n15_partitions),
  70         .parts          = rt_n15_partitions,
  71 };
  72
  73 static struct gpio_led rt_n15_leds_gpio[] __initdata = {
  74         {
  75                 .name           = "rt-n15:blue:power",
  76                 .gpio           = RT_N15_GPIO_LED_POWER,
  77                 .active_low     = 1,
  78         }
  79 };
  80
  81 static struct gpio_button rt_n15_gpio_buttons[] __initdata = {
  82         {
  83                 .desc           = "reset",
  84                 .type           = EV_KEY,
  85                 .code           = KEY_RESTART,
  86                 .threshold      = 3,
  87                 .gpio           = RT_N15_GPIO_BUTTON_RESET,
  88                 .active_low     = 1,
  89         }, {
  90                 .desc           = "wps",
  91                 .type           = EV_KEY,
  92                 .code           = KEY_WPS_BUTTON,
  93                 .threshold      = 3,
  94                 .gpio           = RT_N15_GPIO_BUTTON_WPS,
  95                 .active_low     = 1,
  96         }
  97 };
  98
  99 static struct rtl8366_platform_data rt_n15_rtl8366s_data = {
 100         .gpio_sda        = RT_N15_GPIO_RTL8366_SDA,
 101         .gpio_sck        = RT_N15_GPIO_RTL8366_SCK,
 102 };
 103
 104 static struct platform_device rt_n15_rtl8366s_device = {
 105         .name           = RTL8366S_DRIVER_NAME,
 106         .id             = -1,
 107         .dev = {
 108                 .platform_data  = &rt_n15_rtl8366s_data,
 109         }
 110 };
 111
 112 static void __init rt_n15_init(void)
 113 {
 114         rt288x_gpio_init(RT2880_GPIO_MODE_UART0 | RT2880_GPIO_MODE_I2C);
 115
 116         rt288x_register_flash(0, &rt_n15_flash_data);
 117
 118         ramips_register_gpio_leds(-1, ARRAY_SIZE(rt_n15_leds_gpio),
 119                                   rt_n15_leds_gpio);
 120
 121         ramips_register_gpio_buttons(-1, RT_N15_BUTTONS_POLL_INTERVAL,
 122                                      ARRAY_SIZE(rt_n15_gpio_buttons),
 123                                      rt_n15_gpio_buttons);
 124
 125         platform_device_register(&rt_n15_rtl8366s_device);
 126
 127         rt288x_register_wifi();
 128
 129         rt288x_eth_data.speed = SPEED_1000;
 130         rt288x_eth_data.duplex = DUPLEX_FULL;
 131         rt288x_eth_data.tx_fc = 1;
 132         rt288x_eth_data.rx_fc = 1;
 133         rt288x_register_ethernet();
 134         rt288x_register_wdt();
 135 }
 136
 137 MIPS_MACHINE(RAMIPS_MACH_RT_N15, "RT-N15", "Asus RT-N15", rt_n15_init);