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+/*
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+ * Asus RT-N56U board support
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+ *
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+ * Copyright (C) 2011-2012 Gabor Juhos <[email protected]>
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License version 2 as published
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+ * by the Free Software Foundation.
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+ */
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+
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+#include <linux/init.h>
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+#include <linux/platform_device.h>
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+#include <linux/rtl8367.h>
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+#include <linux/ethtool.h>
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+
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+#include <asm/mach-ralink/machine.h>
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+#include <asm/mach-ralink/dev-gpio-buttons.h>
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+#include <asm/mach-ralink/dev-gpio-leds.h>
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+#include <asm/mach-ralink/rt3883.h>
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+#include <asm/mach-ralink/rt3883_regs.h>
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+#include <asm/mach-ralink/ramips_eth_platform.h>
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+
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+#include "devices.h"
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+
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+#define RT_N56U_GPIO_LED_POWER 0
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+#define RT_N56U_GPIO_LED_LAN 19
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+#define RT_N56U_GPIO_LED_USB 24
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+#define RT_N56U_GPIO_LED_WAN 27
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+#define RT_N56U_GPIO_BUTTON_RESET 13
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+#define RT_N56U_GPIO_BUTTON_WPS 26
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+
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+#define RT_N56U_GPIO_RTL8367_SCK 2
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+#define RT_N56U_GPIO_RTL8367_SDA 1
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+
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+#define RT_N56U_KEYS_POLL_INTERVAL 20
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+#define RT_N56U_KEYS_DEBOUNCE_INTERVAL (3 * RT_N56U_KEYS_POLL_INTERVAL)
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+
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+static struct gpio_led rt_n56u_leds_gpio[] __initdata = {
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+ {
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+ .name = "asus:blue:power",
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+ .gpio = RT_N56U_GPIO_LED_POWER,
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+ .active_low = 1,
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+ },
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+ {
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+ .name = "asus:blue:lan",
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+ .gpio = RT_N56U_GPIO_LED_LAN,
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+ .active_low = 1,
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+ },
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+ {
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+ .name = "asus:blue:wan",
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+ .gpio = RT_N56U_GPIO_LED_WAN,
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+ .active_low = 1,
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+ },
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+ {
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+ .name = "asus:blue:usb",
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+ .gpio = RT_N56U_GPIO_LED_USB,
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+ .active_low = 1,
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+ },
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+};
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+
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+static struct gpio_keys_button rt_n56u_gpio_buttons[] __initdata = {
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+ {
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+ .desc = "reset",
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+ .type = EV_KEY,
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+ .code = KEY_RESTART,
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+ .debounce_interval = RT_N56U_KEYS_DEBOUNCE_INTERVAL,
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+ .gpio = RT_N56U_GPIO_BUTTON_RESET,
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+ .active_low = 1,
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+ },
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+ {
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+ .desc = "wps",
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+ .type = EV_KEY,
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+ .code = KEY_WPS_BUTTON,
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+ .debounce_interval = RT_N56U_KEYS_DEBOUNCE_INTERVAL,
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+ .gpio = RT_N56U_GPIO_BUTTON_WPS,
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+ .active_low = 1,
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+ }
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+};
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+
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+static struct rtl8367_extif_config rt_n56u_rtl8367_extif1_cfg = {
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+ .txdelay = 1,
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+ .rxdelay = 0,
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+ .mode = RTL8367_EXTIF_MODE_RGMII,
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+ .ability = {
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+ .force_mode = 1,
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+ .txpause = 1,
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+ .rxpause = 1,
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+ .link = 1,
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+ .duplex = 1,
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+ .speed = RTL8367_PORT_SPEED_1000,
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+ }
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+};
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+
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+static struct rtl8367_platform_data rt_n56u_rtl8367_data = {
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+ .gpio_sda = RT_N56U_GPIO_RTL8367_SDA,
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+ .gpio_sck = RT_N56U_GPIO_RTL8367_SCK,
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+ .extif1_cfg = &rt_n56u_rtl8367_extif1_cfg,
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+};
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+
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+static struct platform_device rt_n56u_rtl8367_device = {
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+ .name = RTL8367_DRIVER_NAME,
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+ .id = -1,
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+ .dev = {
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+ .platform_data = &rt_n56u_rtl8367_data,
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+ }
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+};
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+
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+static void __init rt_n56u_init(void)
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+{
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+ rt3883_gpio_init(RT3883_GPIO_MODE_I2C |
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+ RT3883_GPIO_MODE_UART0(RT3883_GPIO_MODE_GPIO) |
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+ RT3883_GPIO_MODE_JTAG |
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+ RT3883_GPIO_MODE_PCI(RT3883_GPIO_MODE_PCI_FNC));
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+
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+ rt3883_register_pflash(0);
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+
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+ ramips_register_gpio_leds(-1, ARRAY_SIZE(rt_n56u_leds_gpio),
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+ rt_n56u_leds_gpio);
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+
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+ ramips_register_gpio_buttons(-1, RT_N56U_KEYS_POLL_INTERVAL,
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+ ARRAY_SIZE(rt_n56u_gpio_buttons),
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+ rt_n56u_gpio_buttons);
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+
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+ platform_device_register(&rt_n56u_rtl8367_device);
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+
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+ rt3883_register_wlan();
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+
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+ rt3883_eth_data.speed = SPEED_1000;
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+ rt3883_eth_data.duplex = DUPLEX_FULL;
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+ rt3883_eth_data.tx_fc = 1;
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+ rt3883_eth_data.rx_fc = 1;
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+ rt3883_register_ethernet();
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+
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+ rt3883_register_wdt(false);
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+ rt3883_register_usbhost();
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+}
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+
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+MIPS_MACHINE(RAMIPS_MACH_RT_N56U, "RT-N56U", "Asus RT-N56U", rt_n56u_init);
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Gabor Juhos