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_KEYS_POLL_INTERVAL       20
  36 #define RT_N15_KEYS_DEBOUNCE_INTERVAL   (3 * RT_N15_KEYS_POLL_INTERVAL)
  37
  38 static struct mtd_partition rt_n15_partitions[] = {
  39         {
  40                 .name   = "u-boot",
  41                 .offset = 0,
  42                 .size   = 0x030000,
  43                 .mask_flags = MTD_WRITEABLE,
  44         }, {
  45                 .name   = "u-boot-env",
  46                 .offset = 0x030000,
  47                 .size   = 0x010000,
  48                 .mask_flags = MTD_WRITEABLE,
  49         }, {
  50                 .name   = "factory",
  51                 .offset = 0x040000,
  52                 .size   = 0x010000,
  53                 .mask_flags = MTD_WRITEABLE,
  54         }, {
  55                 .name   = "kernel",
  56                 .offset = 0x050000,
  57                 .size   = 0x0d0000,
  58         }, {
  59                 .name   = "rootfs",
  60                 .offset = 0x120000,
  61                 .size   = 0x2e0000,
  62         }, {
  63                 .name   = "firmware",
  64                 .offset = 0x050000,
  65                 .size   = 0x3b0000,
  66         }
  67 };
  68
  69 static struct physmap_flash_data rt_n15_flash_data = {
  70         .nr_parts       = ARRAY_SIZE(rt_n15_partitions),
  71         .parts          = rt_n15_partitions,
  72 };
  73
  74 static struct gpio_led rt_n15_leds_gpio[] __initdata = {
  75         {
  76                 .name           = "rt-n15:blue:power",
  77                 .gpio           = RT_N15_GPIO_LED_POWER,
  78                 .active_low     = 1,
  79         }
  80 };
  81
  82 static struct gpio_keys_button rt_n15_gpio_buttons[] __initdata = {
  83         {
  84                 .desc           = "reset",
  85                 .type           = EV_KEY,
  86                 .code           = KEY_RESTART,
  87                 .debounce_interval = RT_N15_KEYS_DEBOUNCE_INTERVAL,
  88                 .gpio           = RT_N15_GPIO_BUTTON_RESET,
  89                 .active_low     = 1,
  90         }, {
  91                 .desc           = "wps",
  92                 .type           = EV_KEY,
  93                 .code           = KEY_WPS_BUTTON,
  94                 .debounce_interval = RT_N15_KEYS_DEBOUNCE_INTERVAL,
  95                 .gpio           = RT_N15_GPIO_BUTTON_WPS,
  96                 .active_low     = 1,
  97         }
  98 };
  99
 100 static struct rtl8366_platform_data rt_n15_rtl8366s_data = {
 101         .gpio_sda        = RT_N15_GPIO_RTL8366_SDA,
 102         .gpio_sck        = RT_N15_GPIO_RTL8366_SCK,
 103 };
 104
 105 static struct platform_device rt_n15_rtl8366s_device = {
 106         .name           = RTL8366S_DRIVER_NAME,
 107         .id             = -1,
 108         .dev = {
 109                 .platform_data  = &rt_n15_rtl8366s_data,
 110         }
 111 };
 112
 113 static void __init rt_n15_init(void)
 114 {
 115         rt288x_gpio_init(RT2880_GPIO_MODE_UART0 | RT2880_GPIO_MODE_I2C);
 116
 117         rt288x_register_flash(0, &rt_n15_flash_data);
 118
 119         ramips_register_gpio_leds(-1, ARRAY_SIZE(rt_n15_leds_gpio),
 120                                   rt_n15_leds_gpio);
 121
 122         ramips_register_gpio_buttons(-1, RT_N15_KEYS_POLL_INTERVAL,
 123                                      ARRAY_SIZE(rt_n15_gpio_buttons),
 124                                      rt_n15_gpio_buttons);
 125
 126         platform_device_register(&rt_n15_rtl8366s_device);
 127
 128         rt288x_register_wifi();
 129
 130         rt288x_eth_data.speed = SPEED_1000;
 131         rt288x_eth_data.duplex = DUPLEX_FULL;
 132         rt288x_eth_data.tx_fc = 1;
 133         rt288x_eth_data.rx_fc = 1;
 134         rt288x_register_ethernet();
 135         rt288x_register_wdt();
 136 }
 137
 138 MIPS_MACHINE(RAMIPS_MACH_RT_N15, "RT-N15", "Asus RT-N15", rt_n15_init);