| 1 | /* |
| 2 | * TP-LINK TL-MR3020 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 "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_MR3020_GPIO_LED_3G 27 |
| 26 | #define TL_MR3020_GPIO_LED_WLAN 0 |
| 27 | #define TL_MR3020_GPIO_LED_LAN 17 |
| 28 | #define TL_MR3020_GPIO_LED_WPS 26 |
| 29 | |
| 30 | #define TL_MR3020_GPIO_BTN_WPS 11 |
| 31 | #define TL_MR3020_GPIO_BTN_SW1 18 |
| 32 | #define TL_MR3020_GPIO_BTN_SW2 20 |
| 33 | |
| 34 | #define TL_MR3020_GPIO_USB_POWER 8 |
| 35 | |
| 36 | #define TL_MR3020_KEYS_POLL_INTERVAL 20 /* msecs */ |
| 37 | #define TL_MR3020_KEYS_DEBOUNCE_INTERVAL (3 * TL_MR3020_KEYS_POLL_INTERVAL) |
| 38 | |
| 39 | static const char *tl_mr3020_part_probes[] = { |
| 40 | "tp-link", |
| 41 | NULL, |
| 42 | }; |
| 43 | |
| 44 | static struct flash_platform_data tl_mr3020_flash_data = { |
| 45 | .part_probes = tl_mr3020_part_probes, |
| 46 | }; |
| 47 | |
| 48 | static struct gpio_led tl_mr3020_leds_gpio[] __initdata = { |
| 49 | { |
| 50 | .name = "tp-link:green:3g", |
| 51 | .gpio = TL_MR3020_GPIO_LED_3G, |
| 52 | .active_low = 1, |
| 53 | }, |
| 54 | { |
| 55 | .name = "tp-link:green:wlan", |
| 56 | .gpio = TL_MR3020_GPIO_LED_WLAN, |
| 57 | .active_low = 0, |
| 58 | }, |
| 59 | { |
| 60 | .name = "tp-link:green:lan", |
| 61 | .gpio = TL_MR3020_GPIO_LED_LAN, |
| 62 | .active_low = 1, |
| 63 | }, |
| 64 | { |
| 65 | .name = "tp-link:green:wps", |
| 66 | .gpio = TL_MR3020_GPIO_LED_WPS, |
| 67 | .active_low = 1, |
| 68 | }, |
| 69 | }; |
| 70 | |
| 71 | static struct gpio_keys_button tl_mr3020_gpio_keys[] __initdata = { |
| 72 | { |
| 73 | .desc = "wps", |
| 74 | .type = EV_KEY, |
| 75 | .code = KEY_WPS_BUTTON, |
| 76 | .debounce_interval = TL_MR3020_KEYS_DEBOUNCE_INTERVAL, |
| 77 | .gpio = TL_MR3020_GPIO_BTN_WPS, |
| 78 | .active_low = 0, |
| 79 | }, |
| 80 | { |
| 81 | .desc = "sw1", |
| 82 | .type = EV_KEY, |
| 83 | .code = BTN_0, |
| 84 | .debounce_interval = TL_MR3020_KEYS_DEBOUNCE_INTERVAL, |
| 85 | .gpio = TL_MR3020_GPIO_BTN_SW1, |
| 86 | .active_low = 0, |
| 87 | }, |
| 88 | { |
| 89 | .desc = "sw2", |
| 90 | .type = EV_KEY, |
| 91 | .code = BTN_1, |
| 92 | .debounce_interval = TL_MR3020_KEYS_DEBOUNCE_INTERVAL, |
| 93 | .gpio = TL_MR3020_GPIO_BTN_SW2, |
| 94 | .active_low = 0, |
| 95 | } |
| 96 | }; |
| 97 | |
| 98 | static void __init tl_mr3020_setup(void) |
| 99 | { |
| 100 | u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00); |
| 101 | u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000); |
| 102 | |
| 103 | ath79_setup_ar933x_phy4_switch(false, true); |
| 104 | |
| 105 | ath79_register_m25p80(&tl_mr3020_flash_data); |
| 106 | ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_mr3020_leds_gpio), |
| 107 | tl_mr3020_leds_gpio); |
| 108 | ath79_register_gpio_keys_polled(-1, TL_MR3020_KEYS_POLL_INTERVAL, |
| 109 | ARRAY_SIZE(tl_mr3020_gpio_keys), |
| 110 | tl_mr3020_gpio_keys); |
| 111 | |
| 112 | gpio_request_one(TL_MR3020_GPIO_USB_POWER, |
| 113 | GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED, |
| 114 | "USB power"); |
| 115 | ath79_register_usb(); |
| 116 | |
| 117 | ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0); |
| 118 | |
| 119 | ath79_register_mdio(0, 0x0); |
| 120 | ath79_register_eth(0); |
| 121 | ath79_eth0_data.phy_mask = BIT(0); |
| 122 | ath79_register_wmac(ee, mac); |
| 123 | } |
| 124 | |
| 125 | MIPS_MACHINE(ATH79_MACH_TL_MR3020, "TL-MR3020", "TP-LINK TL-MR3020", |
| 126 | tl_mr3020_setup); |
| 127 | |
