target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wdr4300.c

   1 /*
   2  *  TP-LINK TL-WDR4300 board support
   3  *
   4  *  Copyright (C) 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/pci.h>
  12 #include <linux/phy.h>
  13 #include <linux/gpio.h>
  14 #include <linux/platform_device.h>
  15 #include <linux/ath9k_platform.h>
  16 #include <linux/ar8216_platform.h>
  17
  18 #include <asm/mach-ath79/ar71xx_regs.h>
  19
  20 #include "common.h"
  21 #include "dev-ap9x-pci.h"
  22 #include "dev-eth.h"
  23 #include "dev-gpio-buttons.h"
  24 #include "dev-leds-gpio.h"
  25 #include "dev-m25p80.h"
  26 #include "dev-spi.h"
  27 #include "dev-usb.h"
  28 #include "dev-wmac.h"
  29 #include "machtypes.h"
  30
  31 #define WDR4300_GPIO_LED_USB1           11
  32 #define WDR4300_GPIO_LED_USB2           12
  33 #define WDR4300_GPIO_LED_WLAN2G         13
  34 #define WDR4300_GPIO_LED_SYSTEM         14
  35 #define WDR4300_GPIO_LED_QSS            15
  36
  37 #define WDR4300_GPIO_BTN_WPS            16
  38 #define WDR4300_GPIO_BTN_RFKILL         17
  39
  40 #define WDR4300_GPIO_EXTERNAL_LNA0      18
  41 #define WDR4300_GPIO_EXTERNAL_LNA1      19
  42
  43 #define WDR4300_GPIO_USB1_POWER         22
  44 #define WDR4300_GPIO_USB2_POWER         21
  45
  46 #define WDR4300_KEYS_POLL_INTERVAL      20      /* msecs */
  47 #define WDR4300_KEYS_DEBOUNCE_INTERVAL  (3 * WDR4300_KEYS_POLL_INTERVAL)
  48
  49 #define WDR4300_MAC0_OFFSET             0
  50 #define WDR4300_MAC1_OFFSET             6
  51 #define WDR4300_WMAC_CALDATA_OFFSET     0x1000
  52 #define WDR4300_PCIE_CALDATA_OFFSET     0x5000
  53
  54 static const char *wdr4300_part_probes[] = {
  55         "tp-link",
  56         NULL,
  57 };
  58
  59 static struct flash_platform_data wdr4300_flash_data = {
  60         .part_probes    = wdr4300_part_probes,
  61 };
  62
  63 static struct gpio_led wdr4300_leds_gpio[] __initdata = {
  64         {
  65                 .name           = "tp-link:blue:qss",
  66                 .gpio           = WDR4300_GPIO_LED_QSS,
  67                 .active_low     = 1,
  68         },
  69         {
  70                 .name           = "tp-link:blue:system",
  71                 .gpio           = WDR4300_GPIO_LED_SYSTEM,
  72                 .active_low     = 1,
  73         },
  74         {
  75                 .name           = "tp-link:green:usb1",
  76                 .gpio           = WDR4300_GPIO_LED_USB1,
  77                 .active_low     = 1,
  78         },
  79         {
  80                 .name           = "tp-link:green:usb2",
  81                 .gpio           = WDR4300_GPIO_LED_USB2,
  82                 .active_low     = 1,
  83         },
  84         {
  85                 .name           = "tp-link:blue:wlan2g",
  86                 .gpio           = WDR4300_GPIO_LED_WLAN2G,
  87                 .active_low     = 1,
  88         },
  89 };
  90
  91 static struct gpio_keys_button wdr4300_gpio_keys[] __initdata = {
  92         {
  93                 .desc           = "QSS button",
  94                 .type           = EV_KEY,
  95                 .code           = KEY_WPS_BUTTON,
  96                 .debounce_interval = WDR4300_KEYS_DEBOUNCE_INTERVAL,
  97                 .gpio           = WDR4300_GPIO_BTN_WPS,
  98                 .active_low     = 1,
  99         },
 100         {
 101                 .desc           = "RFKILL switch",
 102                 .type           = EV_SW,
 103                 .code           = KEY_RFKILL,
 104                 .debounce_interval = WDR4300_KEYS_DEBOUNCE_INTERVAL,
 105                 .gpio           = WDR4300_GPIO_BTN_RFKILL,
 106         },
 107 };
 108
 109 static const struct ar8327_led_info wdr4300_leds_ar8327[] __initconst = {
 110         AR8327_LED_INFO(PHY0_0, HW, "tp-link:blue:wan"),
 111         AR8327_LED_INFO(PHY1_0, HW, "tp-link:blue:lan1"),
 112         AR8327_LED_INFO(PHY2_0, HW, "tp-link:blue:lan2"),
 113         AR8327_LED_INFO(PHY3_0, HW, "tp-link:blue:lan3"),
 114         AR8327_LED_INFO(PHY4_0, HW, "tp-link:blue:lan4"),
 115 };
 116
 117 static struct ar8327_pad_cfg wdr4300_ar8327_pad0_cfg = {
 118         .mode = AR8327_PAD_MAC_RGMII,
 119         .txclk_delay_en = true,
 120         .rxclk_delay_en = true,
 121         .txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
 122         .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
 123 };
 124
 125 static struct ar8327_led_cfg wdr4300_ar8327_led_cfg = {
 126         .led_ctrl0 = 0xc737c737,
 127         .led_ctrl1 = 0x00000000,
 128         .led_ctrl2 = 0x00000000,
 129         .led_ctrl3 = 0x0030c300,
 130         .open_drain = false,
 131 };
 132
 133 static struct ar8327_platform_data wdr4300_ar8327_data = {
 134         .pad0_cfg = &wdr4300_ar8327_pad0_cfg,
 135         .port0_cfg = {
 136                 .force_link = 1,
 137                 .speed = AR8327_PORT_SPEED_1000,
 138                 .duplex = 1,
 139                 .txpause = 1,
 140                 .rxpause = 1,
 141         },
 142         .led_cfg = &wdr4300_ar8327_led_cfg,
 143         .num_leds = ARRAY_SIZE(wdr4300_leds_ar8327),
 144         .leds = wdr4300_leds_ar8327,
 145 };
 146
 147 static struct mdio_board_info wdr4300_mdio0_info[] = {
 148         {
 149                 .bus_id = "ag71xx-mdio.0",
 150                 .phy_addr = 0,
 151                 .platform_data = &wdr4300_ar8327_data,
 152         },
 153 };
 154
 155 static void __init wdr4300_setup(void)
 156 {
 157         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 158         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
 159         u8 tmpmac[ETH_ALEN];
 160
 161         ath79_register_m25p80(&wdr4300_flash_data);
 162         ath79_register_leds_gpio(-1, ARRAY_SIZE(wdr4300_leds_gpio),
 163                                  wdr4300_leds_gpio);
 164         ath79_register_gpio_keys_polled(-1, WDR4300_KEYS_POLL_INTERVAL,
 165                                         ARRAY_SIZE(wdr4300_gpio_keys),
 166                                         wdr4300_gpio_keys);
 167
 168         ath79_wmac_set_ext_lna_gpio(0, WDR4300_GPIO_EXTERNAL_LNA0);
 169         ath79_wmac_set_ext_lna_gpio(1, WDR4300_GPIO_EXTERNAL_LNA1);
 170
 171         ath79_init_mac(tmpmac, mac, -1);
 172         ath79_register_wmac(art + WDR4300_WMAC_CALDATA_OFFSET, tmpmac);
 173
 174         ath79_init_mac(tmpmac, mac, 0);
 175         ap9x_pci_setup_wmac_led_pin(0, 0);
 176         ap91_pci_init(art + WDR4300_PCIE_CALDATA_OFFSET, tmpmac);
 177
 178         ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0);
 179
 180         mdiobus_register_board_info(wdr4300_mdio0_info,
 181                                     ARRAY_SIZE(wdr4300_mdio0_info));
 182
 183         ath79_register_mdio(0, 0x0);
 184
 185         ath79_init_mac(ath79_eth0_data.mac_addr, mac, -2);
 186
 187         /* GMAC0 is connected to an AR8327N switch */
 188         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 189         ath79_eth0_data.phy_mask = BIT(0);
 190         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 191         ath79_eth0_pll_data.pll_1000 = 0x06000000;
 192         ath79_register_eth(0);
 193
 194         gpio_request_one(WDR4300_GPIO_USB1_POWER,
 195                          GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
 196                          "USB1 power");
 197         gpio_request_one(WDR4300_GPIO_USB2_POWER,
 198                          GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
 199                          "USB2 power");
 200         ath79_register_usb();
 201 }
 202
 203 MIPS_MACHINE(ATH79_MACH_TL_WDR4300, "TL-WDR4300",
 204              "TP-LINK TL-WDR3600/4300/4310",
 205              wdr4300_setup);