From 222337418516413e4f9c968bc3c548e4f58095c4 Mon Sep 17 00:00:00 2001
From: juhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Mon, 13 Feb 2012 15:18:04 +0000
Subject: ramips: add preliminary support for the Asus RT-N56U board

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30498 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../ramips/files/arch/mips/ralink/rt3883/Kconfig   |   5 +
 .../ramips/files/arch/mips/ralink/rt3883/Makefile  |   2 +
 .../files/arch/mips/ralink/rt3883/mach-rt-n56u.c   | 138 +++++++++++++++++++++
 3 files changed, 145 insertions(+)
 create mode 100644 target/linux/ramips/files/arch/mips/ralink/rt3883/mach-rt-n56u.c

(limited to 'target/linux/ramips/files/arch/mips/ralink')

diff --git a/target/linux/ramips/files/arch/mips/ralink/rt3883/Kconfig b/target/linux/ramips/files/arch/mips/ralink/rt3883/Kconfig
index 7b4579adb..1b1c057c8 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt3883/Kconfig
+++ b/target/linux/ramips/files/arch/mips/ralink/rt3883/Kconfig
@@ -2,6 +2,11 @@ if RALINK_RT3883
 
 menu "Ralink RT3662/RT3883 machine selection"
 
+config RT3883_MACH_RT_N56U
+	bool "Asus RT-N56U support"
+	select RALINK_DEV_GPIO_BUTTONS
+	select RALINK_DEV_GPIO_LEDS
+
 endmenu
 
 endif
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt3883/Makefile b/target/linux/ramips/files/arch/mips/ralink/rt3883/Makefile
index f8098592b..3068d58d2 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt3883/Makefile
+++ b/target/linux/ramips/files/arch/mips/ralink/rt3883/Makefile
@@ -10,3 +10,5 @@
 obj-y	:= irq.o setup.o devices.o rt3883.o clock.o
 
 obj-$(CONFIG_EARLY_PRINTK)		+= early_printk.o
+
+obj-$(CONFIG_RT3883_MACH_RT_N56U)	+= mach-rt-n56u.o
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt3883/mach-rt-n56u.c b/target/linux/ramips/files/arch/mips/ralink/rt3883/mach-rt-n56u.c
new file mode 100644
index 000000000..3f037476e
--- /dev/null
+++ b/target/linux/ramips/files/arch/mips/ralink/rt3883/mach-rt-n56u.c
@@ -0,0 +1,138 @@
+/*
+ *  Asus RT-N56U board support
+ *
+ *  Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
+ */
+
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/rtl8367.h>
+#include <linux/ethtool.h>
+
+#include <asm/mach-ralink/machine.h>
+#include <asm/mach-ralink/dev-gpio-buttons.h>
+#include <asm/mach-ralink/dev-gpio-leds.h>
+#include <asm/mach-ralink/rt3883.h>
+#include <asm/mach-ralink/rt3883_regs.h>
+#include <asm/mach-ralink/ramips_eth_platform.h>
+
+#include "devices.h"
+
+#define RT_N56U_GPIO_LED_POWER		0
+#define RT_N56U_GPIO_LED_LAN		19
+#define RT_N56U_GPIO_LED_USB		24
+#define RT_N56U_GPIO_LED_WAN		27
+#define RT_N56U_GPIO_BUTTON_RESET	13
+#define RT_N56U_GPIO_BUTTON_WPS		26
+
+#define RT_N56U_GPIO_RTL8367_SCK	2
+#define RT_N56U_GPIO_RTL8367_SDA	1
+
+#define RT_N56U_KEYS_POLL_INTERVAL	20
+#define RT_N56U_KEYS_DEBOUNCE_INTERVAL	(3 * RT_N56U_KEYS_POLL_INTERVAL)
+
+static struct gpio_led rt_n56u_leds_gpio[] __initdata = {
+	{
+		.name		= "asus:blue:power",
+		.gpio		= RT_N56U_GPIO_LED_POWER,
+		.active_low	= 1,
+	},
+	{
+		.name		= "asus:blue:lan",
+		.gpio		= RT_N56U_GPIO_LED_LAN,
+		.active_low	= 1,
+	},
+	{
+		.name		= "asus:blue:wan",
+		.gpio		= RT_N56U_GPIO_LED_WAN,
+		.active_low	= 1,
+	},
+	{
+		.name		= "asus:blue:usb",
+		.gpio		= RT_N56U_GPIO_LED_USB,
+		.active_low	= 1,
+	},
+};
+
+static struct gpio_keys_button rt_n56u_gpio_buttons[] __initdata = {
+	{
+		.desc		= "reset",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.debounce_interval = RT_N56U_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= RT_N56U_GPIO_BUTTON_RESET,
+		.active_low	= 1,
+	},
+	{
+		.desc		= "wps",
+		.type		= EV_KEY,
+		.code		= KEY_WPS_BUTTON,
+		.debounce_interval = RT_N56U_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= RT_N56U_GPIO_BUTTON_WPS,
+		.active_low	= 1,
+	}
+};
+
+static struct rtl8367_extif_config rt_n56u_rtl8367_extif1_cfg = {
+	.txdelay = 1,
+	.rxdelay = 0,
+	.mode = RTL8367_EXTIF_MODE_RGMII,
+	.ability = {
+		.force_mode = 1,
+		.txpause = 1,
+		.rxpause = 1,
+		.link = 1,
+		.duplex = 1,
+		.speed = RTL8367_PORT_SPEED_1000,
+	}
+};
+
+static struct rtl8367_platform_data rt_n56u_rtl8367_data = {
+	.gpio_sda	= RT_N56U_GPIO_RTL8367_SDA,
+	.gpio_sck	= RT_N56U_GPIO_RTL8367_SCK,
+	.extif1_cfg	= &rt_n56u_rtl8367_extif1_cfg,
+};
+
+static struct platform_device rt_n56u_rtl8367_device = {
+	.name		= RTL8367_DRIVER_NAME,
+	.id		= -1,
+	.dev = {
+		.platform_data	= &rt_n56u_rtl8367_data,
+	}
+};
+
+static void __init rt_n56u_init(void)
+{
+	rt3883_gpio_init(RT3883_GPIO_MODE_I2C |
+			 RT3883_GPIO_MODE_UART0(RT3883_GPIO_MODE_GPIO) |
+			 RT3883_GPIO_MODE_JTAG |
+			 RT3883_GPIO_MODE_PCI(RT3883_GPIO_MODE_PCI_FNC));
+
+	rt3883_register_pflash(0);
+
+	ramips_register_gpio_leds(-1, ARRAY_SIZE(rt_n56u_leds_gpio),
+				  rt_n56u_leds_gpio);
+
+	ramips_register_gpio_buttons(-1, RT_N56U_KEYS_POLL_INTERVAL,
+				     ARRAY_SIZE(rt_n56u_gpio_buttons),
+				     rt_n56u_gpio_buttons);
+
+	platform_device_register(&rt_n56u_rtl8367_device);
+
+	rt3883_register_wlan();
+
+	rt3883_eth_data.speed = SPEED_1000;
+	rt3883_eth_data.duplex = DUPLEX_FULL;
+	rt3883_eth_data.tx_fc = 1;
+	rt3883_eth_data.rx_fc = 1;
+	rt3883_register_ethernet();
+
+	rt3883_register_wdt(false);
+	rt3883_register_usbhost();
+}
+
+MIPS_MACHINE(RAMIPS_MACH_RT_N56U, "RT-N56U", "Asus RT-N56U", rt_n56u_init);
-- 
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