target/linux/ramips/files/arch/mips/ralink/rt288x/mach-wli-tx4-ag300n.c

   1 /*
   2  *  Buffalo WLI-TX4-AG300N board support
   3  *
   4  *  Copyright (C) 2011 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/ethtool.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/mtd/mtd.h>
  15 #include <linux/mtd/partitions.h>
  16 #include <linux/mtd/physmap.h>
  17
  18 #include <asm/mach-ralink/machine.h>
  19 #include <asm/mach-ralink/dev-gpio-buttons.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 #include <asm/mach-ralink/ramips_eth_platform.h>
  24
  25 #include "devices.h"
  26
  27 #define WLI_TX4_AG300N_GPIO_LED_DIAG            10
  28 #define WLI_TX4_AG300N_GPIO_LED_POWER           12
  29 #define WLI_TX4_AG300N_GPIO_LED_SECURITY        13
  30
  31 #define WLI_TX4_AG300N_GPIO_BUTTON_AOSS         0
  32 #define WLI_TX4_AG300N_GPIO_BUTTON_BW_SWITCH    8
  33 #define WLI_TX4_AG300N_GPIO_BUTTON_RESET        9
  34
  35 #define WLI_TX4_AG300N_BUTTONS_POLL_INTERVAL    20
  36
  37 static struct mtd_partition wli_tx4_ag300n_partitions[] = {
  38         {
  39                 .name   = "u-boot",
  40                 .offset = 0,
  41                 .size   = 0x030000,
  42                 .mask_flags = MTD_WRITEABLE,
  43         },
  44         {
  45                 .name   = "u-boot-env",
  46                 .offset = 0x030000,
  47                 .size   = 0x010000,
  48                 .mask_flags = MTD_WRITEABLE,
  49         },
  50         {
  51                 .name   = "factory",
  52                 .offset = 0x040000,
  53                 .size   = 0x010000,
  54                 .mask_flags = MTD_WRITEABLE,
  55         },
  56         {
  57                 .name   = "kernel",
  58                 .offset = 0x050000,
  59                 .size   = 0x0d0000,
  60         },
  61         {
  62                 .name   = "rootfs",
  63                 .offset = 0x120000,
  64                 .size   = 0x2d0000,
  65         },
  66         {
  67                 .name   = "user",
  68                 .offset = 0x3f0000,
  69                 .size   = 0x010000,
  70         },
  71         {
  72                 .name   = "firmware",
  73                 .offset = 0x050000,
  74                 .size   = 0x3a0000,
  75         },
  76 };
  77
  78 static struct physmap_flash_data wli_tx4_ag300n_flash_data = {
  79         .nr_parts       = ARRAY_SIZE(wli_tx4_ag300n_partitions),
  80         .parts          = wli_tx4_ag300n_partitions,
  81 };
  82
  83 static struct gpio_led wli_tx4_ag300n_leds_gpio[] __initdata = {
  84         {
  85                 .name           = "buffalo:blue:power",
  86                 .gpio           = WLI_TX4_AG300N_GPIO_LED_POWER,
  87                 .active_low     = 1,
  88         },
  89         {
  90                 .name           = "buffalo:red:diag",
  91                 .gpio           = WLI_TX4_AG300N_GPIO_LED_DIAG,
  92                 .active_low     = 1,
  93         },
  94         {
  95                 .name           = "buffalo:blue:security",
  96                 .gpio           = WLI_TX4_AG300N_GPIO_LED_SECURITY,
  97                 .active_low     = 0,
  98         },
  99 };
 100
 101 static struct gpio_button wli_tx4_ag300n_gpio_buttons[] __initdata = {
 102         {
 103                 .desc           = "Reset button",
 104                 .type           = EV_KEY,
 105                 .code           = KEY_RESTART,
 106                 .threshold      = 3,
 107                 .gpio           = WLI_TX4_AG300N_GPIO_BUTTON_RESET,
 108                 .active_low     = 1,
 109         },
 110         {
 111                 .desc           = "AOSS button",
 112                 .type           = EV_KEY,
 113                 .code           = KEY_WPS_BUTTON,
 114                 .threshold      = 3,
 115                 .gpio           = WLI_TX4_AG300N_GPIO_BUTTON_AOSS,
 116                 .active_low     = 1,
 117         },
 118         {
 119                 .desc           = "Bandwidth switch",
 120                 .type           = EV_KEY,
 121                 .code           = BTN_0,
 122                 .threshold      = 3,
 123                 .gpio           = WLI_TX4_AG300N_GPIO_BUTTON_BW_SWITCH,
 124                 .active_low     = 0,
 125         },
 126 };
 127
 128 static void __init wli_tx4_ag300n_init(void)
 129 {
 130         rt288x_gpio_init(RT2880_GPIO_MODE_UART0);
 131
 132         ramips_register_gpio_leds(-1, ARRAY_SIZE(wli_tx4_ag300n_leds_gpio),
 133                                   wli_tx4_ag300n_leds_gpio);
 134         ramips_register_gpio_buttons(-1, WLI_TX4_AG300N_BUTTONS_POLL_INTERVAL,
 135                                      ARRAY_SIZE(wli_tx4_ag300n_gpio_buttons),
 136                                      wli_tx4_ag300n_gpio_buttons);
 137
 138         rt288x_register_flash(0, &wli_tx4_ag300n_flash_data);
 139         rt288x_register_wifi();
 140         rt288x_register_wdt();
 141
 142         rt288x_eth_data.speed = SPEED_100;
 143         rt288x_eth_data.duplex = DUPLEX_FULL;
 144         rt288x_eth_data.tx_fc = 1;
 145         rt288x_eth_data.rx_fc = 1;
 146         rt288x_register_ethernet();
 147 }
 148
 149 MIPS_MACHINE(RAMIPS_MACH_WLI_TX4_AG300N, "WLI-TX4-AG300N",
 150              "Buffalo WLI-TX4-AG300N", wli_tx4_ag300n_init);