target/linux/ar71xx/files/arch/mips/ath79/mach-tl-mr11u.c

   1 /*
   2  *  TP-LINK TL-MR11U/TL-MR3040 board support
   3  *
   4  *  Copyright (C) 2011 dongyuqi <729650915@qq.com>
   5  *  Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
   6  *
   7  *  This program is free software; you can redistribute it and/or modify it
   8  *  under the terms of the GNU General Public License version 2 as published
   9  *  by the Free Software Foundation.
  10  */
  11
  12 #include <linux/gpio.h>
  13
  14 #include <asm/mach-ath79/ath79.h>
  15 #include <asm/mach-ath79/ar71xx_regs.h>
  16
  17 #include "common.h"
  18 #include "dev-eth.h"
  19 #include "dev-gpio-buttons.h"
  20 #include "dev-leds-gpio.h"
  21 #include "dev-m25p80.h"
  22 #include "dev-usb.h"
  23 #include "dev-wmac.h"
  24 #include "machtypes.h"
  25
  26 #define TL_MR11U_GPIO_LED_3G            27
  27 #define TL_MR11U_GPIO_LED_WLAN          26
  28 #define TL_MR11U_GPIO_LED_LAN           17
  29
  30 #define TL_MR11U_GPIO_BTN_WPS           20
  31 #define TL_MR11U_GPIO_BTN_RESET         11
  32
  33 #define TL_MR11U_GPIO_USB_POWER         8
  34 #define TL_MR3040_GPIO_USB_POWER        18
  35
  36 #define TL_MR3040_V2_GPIO_BTN_SW1       19
  37 #define TL_MR3040_V2_GPIO_BTN_SW2       20
  38
  39 #define TL_MR11U_KEYS_POLL_INTERVAL     20      /* msecs */
  40 #define TL_MR11U_KEYS_DEBOUNCE_INTERVAL (3 * TL_MR11U_KEYS_POLL_INTERVAL)
  41
  42 static const char *tl_mr11u_part_probes[] = {
  43         "tp-link",
  44         NULL,
  45 };
  46
  47 static struct flash_platform_data tl_mr11u_flash_data = {
  48         .part_probes    = tl_mr11u_part_probes,
  49 };
  50
  51 static struct gpio_led tl_mr11u_leds_gpio[] __initdata = {
  52         {
  53                 .name           = "tp-link:green:3g",
  54                 .gpio           = TL_MR11U_GPIO_LED_3G,
  55                 .active_low     = 1,
  56         },
  57         {
  58                 .name           = "tp-link:green:wlan",
  59                 .gpio           = TL_MR11U_GPIO_LED_WLAN,
  60                 .active_low     = 1,
  61         },
  62         {
  63                 .name           = "tp-link:green:lan",
  64                 .gpio           = TL_MR11U_GPIO_LED_LAN,
  65                 .active_low     = 1,
  66         }
  67 };
  68
  69 static struct gpio_keys_button tl_mr11u_gpio_keys[] __initdata = {
  70         {
  71                 .desc           = "reset",
  72                 .type           = EV_KEY,
  73                 .code           = KEY_RESTART,
  74                 .debounce_interval = TL_MR11U_KEYS_DEBOUNCE_INTERVAL,
  75                 .gpio           = TL_MR11U_GPIO_BTN_RESET,
  76                 .active_low     = 0,
  77         },
  78         {
  79                 .desc           = "wps",
  80                 .type           = EV_KEY,
  81                 .code           = KEY_WPS_BUTTON,
  82                 .debounce_interval = TL_MR11U_KEYS_DEBOUNCE_INTERVAL,
  83                 .gpio           = TL_MR11U_GPIO_BTN_WPS,
  84                 .active_low     = 0,
  85         },
  86 };
  87
  88 static struct gpio_keys_button tl_mr3040_v2_gpio_keys[] __initdata = {
  89         {
  90                 .desc           = "reset",
  91                 .type           = EV_KEY,
  92                 .code           = KEY_RESTART,
  93                 .debounce_interval = TL_MR11U_KEYS_DEBOUNCE_INTERVAL,
  94                 .gpio           = TL_MR11U_GPIO_BTN_RESET,
  95                 .active_low     = 0,
  96         },
  97         {
  98                 .desc           = "sw1",
  99                 .type           = EV_SW,
 100                 .code           = BTN_0,
 101                 .debounce_interval = TL_MR11U_KEYS_DEBOUNCE_INTERVAL,
 102                 .gpio           = TL_MR3040_V2_GPIO_BTN_SW1,
 103                 .active_low     = 0,
 104         },
 105         {
 106                 .desc           = "sw2",
 107                 .type           = EV_SW,
 108                 .code           = BTN_1,
 109                 .debounce_interval = TL_MR11U_KEYS_DEBOUNCE_INTERVAL,
 110                 .gpio           = TL_MR3040_V2_GPIO_BTN_SW2,
 111                 .active_low     = 0,
 112         }
 113 };
 114
 115 static void __init common_setup(void)
 116 {
 117         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 118         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
 119
 120         /* Disable hardware control LAN1 and LAN2 LEDs, enabling GPIO14 and GPIO15 */
 121         ath79_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
 122                                     AR933X_GPIO_FUNC_ETH_SWITCH_LED2_EN);
 123
 124         /* disable PHY_SWAP and PHY_ADDR_SWAP bits */
 125         ath79_setup_ar933x_phy4_switch(false, false);
 126
 127         ath79_register_m25p80(&tl_mr11u_flash_data);
 128         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_mr11u_leds_gpio),
 129                                  tl_mr11u_leds_gpio);
 130
 131         ath79_register_usb();
 132
 133         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
 134
 135         ath79_register_mdio(0, 0x0);
 136         ath79_register_eth(0);
 137
 138         ath79_register_wmac(ee, mac);
 139 }
 140
 141 static void __init tl_mr11u_setup(void)
 142 {
 143         common_setup();
 144
 145         ath79_register_gpio_keys_polled(-1, TL_MR11U_KEYS_POLL_INTERVAL,
 146                                         ARRAY_SIZE(tl_mr11u_gpio_keys),
 147                                         tl_mr11u_gpio_keys);
 148         gpio_request_one(TL_MR11U_GPIO_USB_POWER,
 149                          GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
 150                          "USB power");
 151 }
 152
 153 MIPS_MACHINE(ATH79_MACH_TL_MR11U, "TL-MR11U", "TP-LINK TL-MR11U",
 154              tl_mr11u_setup);
 155
 156 static void __init tl_mr3040_setup(void)
 157 {
 158         common_setup();
 159
 160         ath79_register_gpio_keys_polled(-1, TL_MR11U_KEYS_POLL_INTERVAL,
 161                                         1, tl_mr11u_gpio_keys);
 162         gpio_request_one(TL_MR3040_GPIO_USB_POWER,
 163                          GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
 164                          "USB power");
 165 }
 166
 167 MIPS_MACHINE(ATH79_MACH_TL_MR3040, "TL-MR3040", "TP-LINK TL-MR3040",
 168              tl_mr3040_setup);
 169
 170 static void __init tl_mr3040_v2_setup(void)
 171 {
 172         common_setup();
 173
 174         ath79_register_gpio_keys_polled(-1, TL_MR11U_KEYS_POLL_INTERVAL,
 175                                         ARRAY_SIZE(tl_mr3040_v2_gpio_keys),
 176                                         tl_mr3040_v2_gpio_keys);
 177         gpio_request_one(TL_MR3040_GPIO_USB_POWER,
 178                          GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
 179                          "USB power");
 180 }
 181
 182 MIPS_MACHINE(ATH79_MACH_TL_MR3040_V2, "TL-MR3040-v2", "TP-LINK TL-MR3040 v2",
 183              tl_mr3040_v2_setup);