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 #ifdef CONFIG_MTD_PARTITIONS
  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 #endif /* CONFIG_MTD_PARTITIONS */
  69
  70 static struct physmap_flash_data rt_n15_flash_data = {
  71 #ifdef CONFIG_MTD_PARTITIONS
  72         .nr_parts       = ARRAY_SIZE(rt_n15_partitions),
  73         .parts          = rt_n15_partitions,
  74 #endif
  75 };
  76
  77 static struct gpio_led rt_n15_leds_gpio[] __initdata = {
  78         {
  79                 .name           = "rt-n15:blue:power",
  80                 .gpio           = RT_N15_GPIO_LED_POWER,
  81                 .active_low     = 1,
  82         }
  83 };
  84
  85 static struct gpio_button rt_n15_gpio_buttons[] __initdata = {
  86         {
  87                 .desc           = "reset",
  88                 .type           = EV_KEY,
  89                 .code           = KEY_RESTART,
  90                 .threshold      = 3,
  91                 .gpio           = RT_N15_GPIO_BUTTON_RESET,
  92                 .active_low     = 1,
  93         }, {
  94                 .desc           = "wps",
  95                 .type           = EV_KEY,
  96                 .code           = KEY_WPS_BUTTON,
  97                 .threshold      = 3,
  98                 .gpio           = RT_N15_GPIO_BUTTON_WPS,
  99                 .active_low     = 1,
 100         }
 101 };
 102
 103 static struct rtl8366_platform_data rt_n15_rtl8366s_data = {
 104         .gpio_sda        = RT_N15_GPIO_RTL8366_SDA,
 105         .gpio_sck        = RT_N15_GPIO_RTL8366_SCK,
 106 };
 107
 108 static struct platform_device rt_n15_rtl8366s_device = {
 109         .name           = RTL8366S_DRIVER_NAME,
 110         .id             = -1,
 111         .dev = {
 112                 .platform_data  = &rt_n15_rtl8366s_data,
 113         }
 114 };
 115
 116 static void __init rt_n15_init(void)
 117 {
 118         rt288x_gpio_init(RT2880_GPIO_MODE_UART0 | RT2880_GPIO_MODE_I2C);
 119
 120         rt288x_register_flash(0, &rt_n15_flash_data);
 121
 122         ramips_register_gpio_leds(-1, ARRAY_SIZE(rt_n15_leds_gpio),
 123                                   rt_n15_leds_gpio);
 124
 125         ramips_register_gpio_buttons(-1, RT_N15_BUTTONS_POLL_INTERVAL,
 126                                      ARRAY_SIZE(rt_n15_gpio_buttons),
 127                                      rt_n15_gpio_buttons);
 128
 129         platform_device_register(&rt_n15_rtl8366s_device);
 130
 131         rt288x_register_wifi();
 132
 133         rt288x_eth_data.speed = SPEED_1000;
 134         rt288x_eth_data.duplex = DUPLEX_FULL;
 135         rt288x_eth_data.tx_fc = 1;
 136         rt288x_eth_data.rx_fc = 1;
 137         rt288x_register_ethernet();
 138         rt288x_register_wdt();
 139 }
 140
 141 MIPS_MACHINE(RAMIPS_MACH_RT_N15, "RT-N15", "Asus RT-N15", rt_n15_init);