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

   1 /*
   2  *  TP-LINK TL-WR741ND v4 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/gpio.h>
  12
  13 #include <asm/mach-ar71xx/ar71xx.h>
  14
  15 #include "machtype.h"
  16 #include "devices.h"
  17 #include "dev-ar9xxx-wmac.h"
  18 #include "dev-gpio-buttons.h"
  19 #include "dev-leds-gpio.h"
  20 #include "dev-m25p80.h"
  21
  22 #define TL_WR741NDV4_GPIO_BTN_RESET     11
  23 #define TL_WR741NDV4_GPIO_BTN_WPS       26
  24
  25 #define TL_WR741NDV4_GPIO_LED_WLAN      0
  26 #define TL_WR741NDV4_GPIO_LED_QSS       1
  27 #define TL_WR741NDV4_GPIO_LED_WAN       13
  28 #define TL_WR741NDV4_GPIO_LED_LAN1      14
  29 #define TL_WR741NDV4_GPIO_LED_LAN2      15
  30 #define TL_WR741NDV4_GPIO_LED_LAN3      16
  31 #define TL_WR741NDV4_GPIO_LED_LAN4      17
  32
  33 #define TL_WR741NDV4_GPIO_LED_SYSTEM    27
  34
  35 #define TL_WR741NDV4_KEYS_POLL_INTERVAL 20      /* msecs */
  36 #define TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL (3 * TL_WR741NDV4_KEYS_POLL_INTERVAL)
  37
  38 static const char *tl_wr741ndv4_part_probes[] = {
  39         "tp-link",
  40         NULL,
  41 };
  42
  43 static struct flash_platform_data tl_wr741ndv4_flash_data = {
  44         .part_probes    = tl_wr741ndv4_part_probes,
  45 };
  46
  47 static struct gpio_led tl_wr741ndv4_leds_gpio[] __initdata = {
  48         {
  49                 .name           = "tp-link:green:lan1",
  50                 .gpio           = TL_WR741NDV4_GPIO_LED_LAN1,
  51                 .active_low     = 0,
  52         }, {
  53                 .name           = "tp-link:green:lan2",
  54                 .gpio           = TL_WR741NDV4_GPIO_LED_LAN2,
  55                 .active_low     = 0,
  56         }, {
  57                 .name           = "tp-link:green:lan3",
  58                 .gpio           = TL_WR741NDV4_GPIO_LED_LAN3,
  59                 .active_low     = 0,
  60         }, {
  61                 .name           = "tp-link:green:lan4",
  62                 .gpio           = TL_WR741NDV4_GPIO_LED_LAN4,
  63                 .active_low     = 1,
  64         }, {
  65                 .name           = "tp-link:green:qss",
  66                 .gpio           = TL_WR741NDV4_GPIO_LED_QSS,
  67                 .active_low     = 0,
  68         }, {
  69                 .name           = "tp-link:green:system",
  70                 .gpio           = TL_WR741NDV4_GPIO_LED_SYSTEM,
  71                 .active_low     = 1,
  72         }, {
  73                 .name           = "tp-link:green:wan",
  74                 .gpio           = TL_WR741NDV4_GPIO_LED_WAN,
  75                 .active_low     = 0,
  76         }, {
  77                 .name           = "tp-link:green:wlan",
  78                 .gpio           = TL_WR741NDV4_GPIO_LED_WLAN,
  79                 .active_low     = 0,
  80         },
  81 };
  82
  83 static struct gpio_keys_button tl_wr741ndv4_gpio_keys[] __initdata = {
  84         {
  85                 .desc           = "reset",
  86                 .type           = EV_KEY,
  87                 .code           = KEY_RESTART,
  88                 .debounce_interval = TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL,
  89                 .gpio           = TL_WR741NDV4_GPIO_BTN_RESET,
  90                 .active_low     = 1,
  91         } , {
  92                 .desc           = "WPS",
  93                 .type           = EV_KEY,
  94                 .code           = KEY_WPS_BUTTON,
  95                 .debounce_interval = TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL,
  96                 .gpio           = TL_WR741NDV4_GPIO_BTN_WPS,
  97                 .active_low     = 1,
  98         }
  99 };
 100
 101 static void __init tl_wr741ndv4_gmac_setup(void)
 102 {
 103         void __iomem *base;
 104         u32 t;
 105
 106         base = ioremap(AR933X_GMAC_BASE, AR933X_GMAC_SIZE);
 107
 108         t = __raw_readl(base + AR933X_GMAC_REG_ETH_CFG);
 109         t |= (AR933X_ETH_CFG_SW_PHY_SWAP | AR933X_ETH_CFG_SW_PHY_ADDR_SWAP);
 110         __raw_writel(t, base + AR933X_GMAC_REG_ETH_CFG);
 111
 112         iounmap(base);
 113 }
 114
 115 static void __init tl_wr741ndv4_setup(void)
 116 {
 117         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 118         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
 119
 120         tl_wr741ndv4_gmac_setup();
 121
 122         ar71xx_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
 123                                      AR933X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
 124                                      AR933X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
 125                                      AR933X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
 126                                      AR933X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
 127
 128         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tl_wr741ndv4_leds_gpio),
 129                                         tl_wr741ndv4_leds_gpio);
 130
 131         ar71xx_register_gpio_keys_polled(1, TL_WR741NDV4_KEYS_POLL_INTERVAL,
 132                                          ARRAY_SIZE(tl_wr741ndv4_gpio_keys),
 133                                          tl_wr741ndv4_gpio_keys);
 134
 135         ar71xx_add_device_m25p80(&tl_wr741ndv4_flash_data);
 136         ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, 1);
 137         ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac, -1);
 138
 139         ar71xx_add_device_mdio(0, 0x0);
 140         ar71xx_add_device_eth(1);
 141         ar71xx_add_device_eth(0);
 142
 143         ar9xxx_add_device_wmac(ee, mac);
 144 }
 145
 146 MIPS_MACHINE(AR71XX_MACH_TL_WR741ND_V4, "TL-WR741ND-v4",
 147              "TP-LINK TL-WR741ND v4", tl_wr741ndv4_setup);