| 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_USB1_POWER 22 |
| 41 | #define WDR4300_GPIO_USB2_POWER 21 |
| 42 | |
| 43 | #define WDR4300_KEYS_POLL_INTERVAL 20 /* msecs */ |
| 44 | #define WDR4300_KEYS_DEBOUNCE_INTERVAL (3 * WDR4300_KEYS_POLL_INTERVAL) |
| 45 | |
| 46 | #define WDR4300_MAC0_OFFSET 0 |
| 47 | #define WDR4300_MAC1_OFFSET 6 |
| 48 | #define WDR4300_WMAC_CALDATA_OFFSET 0x1000 |
| 49 | #define WDR4300_PCIE_CALDATA_OFFSET 0x5000 |
| 50 | |
| 51 | static const char *wdr4300_part_probes[] = { |
| 52 | "tp-link", |
| 53 | NULL, |
| 54 | }; |
| 55 | |
| 56 | static struct flash_platform_data wdr4300_flash_data = { |
| 57 | .part_probes = wdr4300_part_probes, |
| 58 | }; |
| 59 | |
| 60 | static struct gpio_led wdr4300_leds_gpio[] __initdata = { |
| 61 | { |
| 62 | .name = "tp-link:blue:qss", |
| 63 | .gpio = WDR4300_GPIO_LED_QSS, |
| 64 | .active_low = 1, |
| 65 | }, |
| 66 | { |
| 67 | .name = "tp-link:blue:system", |
| 68 | .gpio = WDR4300_GPIO_LED_SYSTEM, |
| 69 | .active_low = 1, |
| 70 | }, |
| 71 | { |
| 72 | .name = "tp-link:green:usb1", |
| 73 | .gpio = WDR4300_GPIO_LED_USB1, |
| 74 | .active_low = 1, |
| 75 | }, |
| 76 | { |
| 77 | .name = "tp-link:green:usb2", |
| 78 | .gpio = WDR4300_GPIO_LED_USB2, |
| 79 | .active_low = 1, |
| 80 | }, |
| 81 | { |
| 82 | .name = "tp-link:blue:wlan2g", |
| 83 | .gpio = WDR4300_GPIO_LED_WLAN2G, |
| 84 | .active_low = 1, |
| 85 | }, |
| 86 | }; |
| 87 | |
| 88 | static struct gpio_keys_button wdr4300_gpio_keys[] __initdata = { |
| 89 | { |
| 90 | .desc = "QSS button", |
| 91 | .type = EV_KEY, |
| 92 | .code = KEY_WPS_BUTTON, |
| 93 | .debounce_interval = WDR4300_KEYS_DEBOUNCE_INTERVAL, |
| 94 | .gpio = WDR4300_GPIO_BTN_WPS, |
| 95 | .active_low = 1, |
| 96 | }, |
| 97 | { |
| 98 | .desc = "RFKILL switch", |
| 99 | .type = EV_SW, |
| 100 | .code = KEY_RFKILL, |
| 101 | .debounce_interval = WDR4300_KEYS_DEBOUNCE_INTERVAL, |
| 102 | .gpio = WDR4300_GPIO_BTN_RFKILL, |
| 103 | }, |
| 104 | }; |
| 105 | |
| 106 | static struct ar8327_pad_cfg wdr4300_ar8327_pad0_cfg = { |
| 107 | .mode = AR8327_PAD_MAC_RGMII, |
| 108 | .txclk_delay_en = true, |
| 109 | .rxclk_delay_en = true, |
| 110 | .txclk_delay_sel = AR8327_CLK_DELAY_SEL1, |
| 111 | .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2, |
| 112 | }; |
| 113 | |
| 114 | static struct ar8327_led_cfg wdr4300_ar8327_led_cfg = { |
| 115 | .led_ctrl0 = 0xc737c737, |
| 116 | .led_ctrl1 = 0x00000000, |
| 117 | .led_ctrl2 = 0x00000000, |
| 118 | .led_ctrl3 = 0x0030c300, |
| 119 | .open_drain = false, |
| 120 | }; |
| 121 | |
| 122 | static struct ar8327_platform_data wdr4300_ar8327_data = { |
| 123 | .pad0_cfg = &wdr4300_ar8327_pad0_cfg, |
| 124 | .cpuport_cfg = { |
| 125 | .force_link = 1, |
| 126 | .speed = AR8327_PORT_SPEED_1000, |
| 127 | .duplex = 1, |
| 128 | .txpause = 1, |
| 129 | .rxpause = 1, |
| 130 | }, |
| 131 | .led_cfg = &wdr4300_ar8327_led_cfg, |
| 132 | }; |
| 133 | |
| 134 | static struct mdio_board_info wdr4300_mdio0_info[] = { |
| 135 | { |
| 136 | .bus_id = "ag71xx-mdio.0", |
| 137 | .phy_addr = 0, |
| 138 | .platform_data = &wdr4300_ar8327_data, |
| 139 | }, |
| 140 | }; |
| 141 | |
| 142 | static void __init wdr4300_gmac_setup(void) |
| 143 | { |
| 144 | void __iomem *base; |
| 145 | u32 t; |
| 146 | |
| 147 | base = ioremap(AR934X_GMAC_BASE, AR934X_GMAC_SIZE); |
| 148 | |
| 149 | t = __raw_readl(base + AR934X_GMAC_REG_ETH_CFG); |
| 150 | t &= ~(AR934X_ETH_CFG_RGMII_GMAC0 | AR934X_ETH_CFG_MII_GMAC0 | |
| 151 | AR934X_ETH_CFG_GMII_GMAC0 | AR934X_ETH_CFG_SW_ONLY_MODE); |
| 152 | t |= AR934X_ETH_CFG_RGMII_GMAC0; |
| 153 | |
| 154 | __raw_writel(t, base + AR934X_GMAC_REG_ETH_CFG); |
| 155 | |
| 156 | iounmap(base); |
| 157 | } |
| 158 | |
| 159 | static void __init wdr4300_setup(void) |
| 160 | { |
| 161 | u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00); |
| 162 | u8 *art = (u8 *) KSEG1ADDR(0x1fff0000); |
| 163 | u8 tmpmac[ETH_ALEN]; |
| 164 | |
| 165 | ath79_register_m25p80(&wdr4300_flash_data); |
| 166 | ath79_register_leds_gpio(-1, ARRAY_SIZE(wdr4300_leds_gpio), |
| 167 | wdr4300_leds_gpio); |
| 168 | ath79_register_gpio_keys_polled(-1, WDR4300_KEYS_POLL_INTERVAL, |
| 169 | ARRAY_SIZE(wdr4300_gpio_keys), |
| 170 | wdr4300_gpio_keys); |
| 171 | |
| 172 | ath79_init_mac(tmpmac, mac, -1); |
| 173 | ath79_register_wmac(art + WDR4300_WMAC_CALDATA_OFFSET, tmpmac); |
| 174 | |
| 175 | ath79_init_mac(tmpmac, mac, 0); |
| 176 | ap9x_pci_setup_wmac_led_pin(0, 0); |
| 177 | ap91_pci_init(art + WDR4300_PCIE_CALDATA_OFFSET, tmpmac); |
| 178 | |
| 179 | wdr4300_gmac_setup(); |
| 180 | |
| 181 | mdiobus_register_board_info(wdr4300_mdio0_info, |
| 182 | ARRAY_SIZE(wdr4300_mdio0_info)); |
| 183 | |
| 184 | ath79_register_mdio(0, 0x0); |
| 185 | |
| 186 | ath79_init_mac(ath79_eth0_data.mac_addr, mac, -2); |
| 187 | |
| 188 | /* GMAC0 is connected to an AR8327N switch */ |
| 189 | ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; |
| 190 | ath79_eth0_data.phy_mask = BIT(0); |
| 191 | ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev; |
| 192 | ath79_eth0_pll_data.pll_1000 = 0x06000000; |
| 193 | ath79_register_eth(0); |
| 194 | |
| 195 | ath79_set_usb_power_gpio(WDR4300_GPIO_USB1_POWER, GPIOF_OUT_INIT_HIGH, |
| 196 | "USB1 power"); |
| 197 | ath79_set_usb_power_gpio(WDR4300_GPIO_USB2_POWER, GPIOF_OUT_INIT_HIGH, |
| 198 | "USB2 power"); |
| 199 | ath79_register_usb(); |
| 200 | } |
| 201 | |
| 202 | MIPS_MACHINE(ATH79_MACH_TL_WDR4300, "TL-WDR4300", |
| 203 | "TP-LINK TL-WDR3600/4300/4310", |
| 204 | wdr4300_setup); |
| 205 | |
