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_LED_3G         26
  38 #define TL_MR3220V2_GPIO_USB_POWER      8
  39
  40 #define TL_WR741NDV4_KEYS_POLL_INTERVAL 20      /* msecs */
  41 #define TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL (3 * TL_WR741NDV4_KEYS_POLL_INTERVAL)
  42
  43 static const char *tl_wr741ndv4_part_probes[] = {
  44         "tp-link",
  45         NULL,
  46 };
  47
  48 static struct flash_platform_data tl_wr741ndv4_flash_data = {
  49         .part_probes    = tl_wr741ndv4_part_probes,
  50 };
  51
  52 static struct gpio_led tl_wr741ndv4_leds_gpio[] __initdata = {
  53         {
  54                 .name           = "tp-link:green:lan1",
  55                 .gpio           = TL_WR741NDV4_GPIO_LED_LAN1,
  56                 .active_low     = 0,
  57         }, {
  58                 .name           = "tp-link:green:lan2",
  59                 .gpio           = TL_WR741NDV4_GPIO_LED_LAN2,
  60                 .active_low     = 0,
  61         }, {
  62                 .name           = "tp-link:green:lan3",
  63                 .gpio           = TL_WR741NDV4_GPIO_LED_LAN3,
  64                 .active_low     = 0,
  65         }, {
  66                 .name           = "tp-link:green:lan4",
  67                 .gpio           = TL_WR741NDV4_GPIO_LED_LAN4,
  68                 .active_low     = 1,
  69         }, {
  70                 .name           = "tp-link:green:qss",
  71                 .gpio           = TL_WR741NDV4_GPIO_LED_QSS,
  72                 .active_low     = 0,
  73         }, {
  74                 .name           = "tp-link:green:system",
  75                 .gpio           = TL_WR741NDV4_GPIO_LED_SYSTEM,
  76                 .active_low     = 1,
  77         }, {
  78                 .name           = "tp-link:green:wan",
  79                 .gpio           = TL_WR741NDV4_GPIO_LED_WAN,
  80                 .active_low     = 0,
  81         }, {
  82                 .name           = "tp-link:green:wlan",
  83                 .gpio           = TL_WR741NDV4_GPIO_LED_WLAN,
  84                 .active_low     = 0,
  85         }, {
  86                 /* the 3G LED is only present on the MR3220 v2 */
  87                 .name           = "tp-link:green:3g",
  88                 .gpio           = TL_MR3220V2_GPIO_LED_3G,
  89                 .active_low     = 0,
  90         },
  91 };
  92
  93 static struct gpio_keys_button tl_wr741ndv4_gpio_keys[] __initdata = {
  94         {
  95                 .desc           = "reset",
  96                 .type           = EV_KEY,
  97                 .code           = KEY_RESTART,
  98                 .debounce_interval = TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL,
  99                 .gpio           = TL_WR741NDV4_GPIO_BTN_RESET,
 100                 .active_low     = 0,
 101         }, {
 102                 /* the WPS button is only present on the WR741ND v4 */
 103                 .desc           = "WPS",
 104                 .type           = EV_KEY,
 105                 .code           = KEY_WPS_BUTTON,
 106                 .debounce_interval = TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL,
 107                 .gpio           = TL_WR741NDV4_GPIO_BTN_WPS,
 108                 .active_low     = 0,
 109         }
 110 };
 111
 112 static void __init tl_ap121_setup(void)
 113 {
 114         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 115         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
 116
 117         ath79_setup_ar933x_phy4_switch(true, true);
 118
 119         ath79_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
 120                                     AR933X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
 121                                     AR933X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
 122                                     AR933X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
 123                                     AR933X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
 124
 125         ath79_register_m25p80(&tl_wr741ndv4_flash_data);
 126         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 1);
 127         ath79_init_mac(ath79_eth1_data.mac_addr, mac, -1);
 128
 129         ath79_register_mdio(0, 0x0);
 130         ath79_register_eth(1);
 131         ath79_register_eth(0);
 132
 133         ath79_register_wmac(ee, mac);
 134 }
 135
 136 static void __init tl_wr741ndv4_setup(void)
 137 {
 138         tl_ap121_setup();
 139
 140         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr741ndv4_leds_gpio) - 1,
 141                                  tl_wr741ndv4_leds_gpio);
 142         ath79_register_gpio_keys_polled(1, TL_WR741NDV4_KEYS_POLL_INTERVAL,
 143                                         ARRAY_SIZE(tl_wr741ndv4_gpio_keys),
 144                                         tl_wr741ndv4_gpio_keys);
 145 }
 146
 147 MIPS_MACHINE(ATH79_MACH_TL_WR741ND_V4, "TL-WR741ND-v4",
 148              "TP-LINK TL-WR741ND v4", tl_wr741ndv4_setup);
 149
 150 static void __init tl_mr3220v2_setup(void)
 151 {
 152         tl_ap121_setup();
 153
 154         gpio_request_one(TL_MR3220V2_GPIO_USB_POWER,
 155                          GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
 156                          "USB power");
 157         ath79_register_usb();
 158
 159         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr741ndv4_leds_gpio),
 160                                  tl_wr741ndv4_leds_gpio);
 161         ath79_register_gpio_keys_polled(1, TL_WR741NDV4_KEYS_POLL_INTERVAL,
 162                                         ARRAY_SIZE(tl_wr741ndv4_gpio_keys) - 1,
 163                                         tl_wr741ndv4_gpio_keys);
 164 }
 165
 166 MIPS_MACHINE(ATH79_MACH_TL_MR3220_V2, "TL-MR3220-v2",
 167              "TP-LINK TL-MR3220 v2", tl_mr3220v2_setup);