| 1 | /* |
| 2 | * D-Link DIR-645 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/init.h> |
| 12 | #include <linux/platform_device.h> |
| 13 | #include <linux/rtl8367.h> |
| 14 | #include <linux/ethtool.h> |
| 15 | #include <linux/rt2x00_platform.h> |
| 16 | #include <linux/spi/spi.h> |
| 17 | #include <linux/gpio.h> |
| 18 | |
| 19 | #include <asm/mach-ralink/machine.h> |
| 20 | #include <asm/mach-ralink/dev-gpio-buttons.h> |
| 21 | #include <asm/mach-ralink/dev-gpio-leds.h> |
| 22 | #include <asm/mach-ralink/rt3883.h> |
| 23 | #include <asm/mach-ralink/rt3883_regs.h> |
| 24 | #include <asm/mach-ralink/ramips_eth_platform.h> |
| 25 | |
| 26 | #include "devices.h" |
| 27 | |
| 28 | #define DIR_645_GPIO_LED_INET 0 |
| 29 | #define DIR_645_GPIO_LED_WPS 26 |
| 30 | |
| 31 | #define DIR_645_GPIO_BUTTON_RESET 9 |
| 32 | #define DIR_645_GPIO_BUTTON_WPS 14 |
| 33 | |
| 34 | #define DIR_645_GPIO_USB_POWER 30 |
| 35 | |
| 36 | #define DIR_645_GPIO_RTL8367_SCK 2 |
| 37 | #define DIR_645_GPIO_RTL8367_SDA 1 |
| 38 | |
| 39 | #define DIR_645_KEYS_POLL_INTERVAL 20 |
| 40 | #define DIR_645_KEYS_DEBOUNCE_INTERVAL (3 * DIR_645_KEYS_POLL_INTERVAL) |
| 41 | |
| 42 | static struct gpio_led dir_645_leds_gpio[] __initdata = { |
| 43 | { |
| 44 | .name = "d-link:green:inet", |
| 45 | .gpio = DIR_645_GPIO_LED_INET, |
| 46 | .active_low = 1, |
| 47 | }, |
| 48 | { |
| 49 | .name = "d-link:green:wps", |
| 50 | .gpio = DIR_645_GPIO_LED_WPS, |
| 51 | .active_low = 1, |
| 52 | }, |
| 53 | }; |
| 54 | |
| 55 | static struct gpio_keys_button dir_645_gpio_buttons[] __initdata = { |
| 56 | { |
| 57 | .desc = "reset", |
| 58 | .type = EV_KEY, |
| 59 | .code = KEY_RESTART, |
| 60 | .debounce_interval = DIR_645_KEYS_DEBOUNCE_INTERVAL, |
| 61 | .gpio = DIR_645_GPIO_BUTTON_RESET, |
| 62 | .active_low = 1, |
| 63 | }, |
| 64 | { |
| 65 | .desc = "wps", |
| 66 | .type = EV_KEY, |
| 67 | .code = KEY_WPS_BUTTON, |
| 68 | .debounce_interval = DIR_645_KEYS_DEBOUNCE_INTERVAL, |
| 69 | .gpio = DIR_645_GPIO_BUTTON_WPS, |
| 70 | .active_low = 1, |
| 71 | } |
| 72 | }; |
| 73 | |
| 74 | static struct rtl8367_extif_config dir_645_rtl8367_extif1_cfg = { |
| 75 | .txdelay = 1, |
| 76 | .rxdelay = 0, |
| 77 | .mode = RTL8367_EXTIF_MODE_RGMII, |
| 78 | .ability = { |
| 79 | .force_mode = 1, |
| 80 | .txpause = 1, |
| 81 | .rxpause = 1, |
| 82 | .link = 1, |
| 83 | .duplex = 1, |
| 84 | .speed = RTL8367_PORT_SPEED_1000, |
| 85 | } |
| 86 | }; |
| 87 | |
| 88 | static struct rtl8367_platform_data dir_645_rtl8367_data = { |
| 89 | .gpio_sda = DIR_645_GPIO_RTL8367_SDA, |
| 90 | .gpio_sck = DIR_645_GPIO_RTL8367_SCK, |
| 91 | .extif1_cfg = &dir_645_rtl8367_extif1_cfg, |
| 92 | }; |
| 93 | |
| 94 | static struct platform_device dir_645_rtl8367_device = { |
| 95 | .name = RTL8367B_DRIVER_NAME, |
| 96 | .id = -1, |
| 97 | .dev = { |
| 98 | .platform_data = &dir_645_rtl8367_data, |
| 99 | } |
| 100 | }; |
| 101 | |
| 102 | static struct spi_board_info dir_645_spi_info[] = { |
| 103 | { |
| 104 | .bus_num = 0, |
| 105 | .chip_select = 0, |
| 106 | .max_speed_hz = 25000000, |
| 107 | .modalias = "m25p80", |
| 108 | } |
| 109 | }; |
| 110 | |
| 111 | static void __init dir_645_gpio_init(void) |
| 112 | { |
| 113 | rt3883_gpio_init(RT3883_GPIO_MODE_I2C | |
| 114 | RT3883_GPIO_MODE_UART0(RT3883_GPIO_MODE_GPIO) | |
| 115 | RT3883_GPIO_MODE_JTAG | |
| 116 | RT3883_GPIO_MODE_PCI(RT3883_GPIO_MODE_PCI_FNC)); |
| 117 | |
| 118 | gpio_request_one(DIR_645_GPIO_USB_POWER, |
| 119 | GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED, |
| 120 | "USB power"); |
| 121 | } |
| 122 | |
| 123 | static void __init dir_645_init(void) |
| 124 | { |
| 125 | dir_645_gpio_init(); |
| 126 | |
| 127 | rt3883_register_spi(dir_645_spi_info, |
| 128 | ARRAY_SIZE(dir_645_spi_info)); |
| 129 | |
| 130 | ramips_register_gpio_leds(-1, ARRAY_SIZE(dir_645_leds_gpio), |
| 131 | dir_645_leds_gpio); |
| 132 | |
| 133 | ramips_register_gpio_buttons(-1, DIR_645_KEYS_POLL_INTERVAL, |
| 134 | ARRAY_SIZE(dir_645_gpio_buttons), |
| 135 | dir_645_gpio_buttons); |
| 136 | |
| 137 | platform_device_register(&dir_645_rtl8367_device); |
| 138 | |
| 139 | rt3883_wlan_data.disable_5ghz = 1; |
| 140 | rt3883_register_wlan(); |
| 141 | |
| 142 | rt3883_eth_data.speed = SPEED_1000; |
| 143 | rt3883_eth_data.duplex = DUPLEX_FULL; |
| 144 | rt3883_eth_data.tx_fc = 1; |
| 145 | rt3883_eth_data.rx_fc = 1; |
| 146 | rt3883_register_ethernet(); |
| 147 | |
| 148 | rt3883_register_wdt(false); |
| 149 | rt3883_register_usbhost(); |
| 150 | } |
| 151 | |
| 152 | MIPS_MACHINE(RAMIPS_MACH_DIR_645, "DIR-645", "D-Link DIR-645", dir_645_init); |
| 153 | |
