target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wr741nd-v4.c

   1 /*
   2  *  TP-LINK TL-WR741ND v4/TL-MR3220 v2 board support
   3  *
   4  *  Copyright (C) 2011-2012 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/gpio.h>
  12
  13 #include <asm/mach-ath79/ath79.h>
  14 #include <asm/mach-ath79/ar71xx_regs.h>
  15
  16 #include "common.h"
  17 #include "dev-eth.h"
  18 #include "dev-gpio-buttons.h"
  19 #include "dev-leds-gpio.h"
  20 #include "dev-m25p80.h"
  21 #include "dev-usb.h"
  22 #include "dev-wmac.h"
  23 #include "machtypes.h"
  24
  25 #define TL_WR741NDV4_GPIO_BTN_RESET     11
  26 #define TL_WR741NDV4_GPIO_BTN_WPS       26
  27
  28 #define TL_WR741NDV4_GPIO_LED_WLAN      0
  29 #define TL_WR741NDV4_GPIO_LED_QSS       1
  30 #define TL_WR741NDV4_GPIO_LED_WAN       13
  31 #define TL_WR741NDV4_GPIO_LED_LAN1      14
  32 #define TL_WR741NDV4_GPIO_LED_LAN2      15
  33 #define TL_WR741NDV4_GPIO_LED_LAN3      16
  34 #define TL_WR741NDV4_GPIO_LED_LAN4      17
  35 #define TL_WR741NDV4_GPIO_LED_SYSTEM    27
  36
  37 #define TL_MR3220V2_GPIO_BTN_WPS        11
  38 #define TL_MR3220V2_GPIO_BTN_WIFI       24
  39
  40 #define TL_MR3220V2_GPIO_LED_3G         26
  41 #define TL_MR3220V2_GPIO_USB_POWER      8
  42
  43 #define TL_WR741NDV4_KEYS_POLL_INTERVAL 20      /* msecs */
  44 #define TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL (3 * TL_WR741NDV4_KEYS_POLL_INTERVAL)
  45
  46 static const char *tl_wr741ndv4_part_probes[] = {
  47         "tp-link",
  48         NULL,
  49 };
  50
  51 static struct flash_platform_data tl_wr741ndv4_flash_data = {
  52         .part_probes    = tl_wr741ndv4_part_probes,
  53 };
  54
  55 static struct gpio_led tl_wr741ndv4_leds_gpio[] __initdata = {
  56         {
  57                 .name           = "tp-link:green:lan1",
  58                 .gpio           = TL_WR741NDV4_GPIO_LED_LAN1,
  59                 .active_low     = 0,
  60         }, {
  61                 .name           = "tp-link:green:lan2",
  62                 .gpio           = TL_WR741NDV4_GPIO_LED_LAN2,
  63                 .active_low     = 0,
  64         }, {
  65                 .name           = "tp-link:green:lan3",
  66                 .gpio           = TL_WR741NDV4_GPIO_LED_LAN3,
  67                 .active_low     = 0,
  68         }, {
  69                 .name           = "tp-link:green:lan4",
  70                 .gpio           = TL_WR741NDV4_GPIO_LED_LAN4,
  71                 .active_low     = 1,
  72         }, {
  73                 .name           = "tp-link:green:qss",
  74                 .gpio           = TL_WR741NDV4_GPIO_LED_QSS,
  75                 .active_low     = 0,
  76         }, {
  77                 .name           = "tp-link:green:system",
  78                 .gpio           = TL_WR741NDV4_GPIO_LED_SYSTEM,
  79                 .active_low     = 1,
  80         }, {
  81                 .name           = "tp-link:green:wan",
  82                 .gpio           = TL_WR741NDV4_GPIO_LED_WAN,
  83                 .active_low     = 0,
  84         }, {
  85                 .name           = "tp-link:green:wlan",
  86                 .gpio           = TL_WR741NDV4_GPIO_LED_WLAN,
  87                 .active_low     = 0,
  88         }, {
  89                 /* the 3G LED is only present on the MR3220 v2 */
  90                 .name           = "tp-link:green:3g",
  91                 .gpio           = TL_MR3220V2_GPIO_LED_3G,
  92                 .active_low     = 0,
  93         },
  94 };
  95
  96 static struct gpio_keys_button tl_wr741ndv4_gpio_keys[] __initdata = {
  97         {
  98                 .desc           = "reset",
  99                 .type           = EV_KEY,
 100                 .code           = KEY_RESTART,
 101                 .debounce_interval = TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL,
 102                 .gpio           = TL_WR741NDV4_GPIO_BTN_RESET,
 103                 .active_low     = 0,
 104         }, {
 105                 .desc           = "WPS",
 106                 .type           = EV_KEY,
 107                 .code           = KEY_WPS_BUTTON,
 108                 .debounce_interval = TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL,
 109                 .gpio           = TL_WR741NDV4_GPIO_BTN_WPS,
 110                 .active_low     = 0,
 111         }
 112 };
 113
 114 static struct gpio_keys_button tl_mr3220v2_gpio_keys[] __initdata = {
 115         {
 116                 .desc           = "WPS",
 117                 .type           = EV_KEY,
 118                 .code           = KEY_WPS_BUTTON,
 119                 .debounce_interval = TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL,
 120                 .gpio           = TL_MR3220V2_GPIO_BTN_WPS,
 121                 .active_low     = 0,
 122         }, {
 123                 .desc           = "WIFI button",
 124                 .type           = EV_KEY,
 125                 .code           = KEY_RFKILL,
 126                 .debounce_interval = TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL,
 127                 .gpio           = TL_MR3220V2_GPIO_BTN_WIFI,
 128                 .active_low     = 0,
 129         }
 130 };
 131
 132 static void __init tl_ap121_setup(void)
 133 {
 134         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 135         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
 136
 137         ath79_setup_ar933x_phy4_switch(true, true);
 138
 139         ath79_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
 140                                     AR933X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
 141                                     AR933X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
 142                                     AR933X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
 143                                     AR933X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
 144
 145         ath79_register_m25p80(&tl_wr741ndv4_flash_data);
 146         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
 147         ath79_init_mac(ath79_eth1_data.mac_addr, mac, -1);
 148
 149         ath79_register_mdio(0, 0x0);
 150         ath79_register_eth(1);
 151         ath79_register_eth(0);
 152
 153         ath79_register_wmac(ee, mac);
 154 }
 155
 156 static void __init tl_wr741ndv4_setup(void)
 157 {
 158         tl_ap121_setup();
 159
 160         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr741ndv4_leds_gpio) - 1,
 161                                  tl_wr741ndv4_leds_gpio);
 162         ath79_register_gpio_keys_polled(1, TL_WR741NDV4_KEYS_POLL_INTERVAL,
 163                                         ARRAY_SIZE(tl_wr741ndv4_gpio_keys),
 164                                         tl_wr741ndv4_gpio_keys);
 165 }
 166
 167 MIPS_MACHINE(ATH79_MACH_TL_WR741ND_V4, "TL-WR741ND-v4",
 168              "TP-LINK TL-WR741ND v4", tl_wr741ndv4_setup);
 169
 170 static void __init tl_mr3220v2_setup(void)
 171 {
 172         tl_ap121_setup();
 173
 174         gpio_request_one(TL_MR3220V2_GPIO_USB_POWER,
 175                          GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
 176                          "USB power");
 177         ath79_register_usb();
 178
 179         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr741ndv4_leds_gpio),
 180                                  tl_wr741ndv4_leds_gpio);
 181         ath79_register_gpio_keys_polled(1, TL_WR741NDV4_KEYS_POLL_INTERVAL,
 182                                         ARRAY_SIZE(tl_mr3220v2_gpio_keys),
 183                                         tl_mr3220v2_gpio_keys);
 184 }
 185
 186 MIPS_MACHINE(ATH79_MACH_TL_MR3220_V2, "TL-MR3220-v2",
 187              "TP-LINK TL-MR3220 v2", tl_mr3220v2_setup);