ramips: rt305x: add support for the ALFA Networks W502U (R36) board

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29615 3c298f89-4303-0410-b956-a3cf2f4a3e73

target/linux/ramips/files/arch/mips/include/asm/mach-ralink/machine.h

@@ -37,6 +37,7 @@ enum ramips_mach_type {
 	RAMIPS_MACH_OMNI_EMB,         	/* Omnima MiniEMBWiFi */
 	RAMIPS_MACH_PWH2004,		/* Prolink 2004H / Abocom 5205 */
 	RAMIPS_MACH_V22RW_2X2,		/* Ralink AP-RT3052-V22RW-2X2 */
+	RAMIPS_MACH_W502U,		/* ALFA Networks W502U */
 	RAMIPS_MACH_WCR150GN,		/* Sparklan WCR-150GN */
 	RAMIPS_MACH_WHR_G300N,		/* Buffalo WHR-G300N */
 	RAMIPS_MACH_WL351,		/* Sitecom WL-351 v1 002 */

target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig

@@ -2,6 +2,11 @@ if RALINK_RT305X
 
 menu "Ralink RT350x machine selection"
 
+config RT305X_MACH_W502U
+	bool "ALFA Networks W502U board support"
+	select RALINK_DEV_GPIO_BUTTONS
+	select RALINK_DEV_GPIO_LEDS
+
 config RT305X_MACH_ARGUS_ATP52B
 	bool "Argus ATP-52B support"
 	select RALINK_DEV_GPIO_BUTTONS

target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile

@@ -25,6 +25,7 @@ obj-$(CONFIG_RT305X_MACH_OMNI_EMB)	+= mach-omni-emb.o
 obj-$(CONFIG_RT305X_MACH_PWH2004)	+= mach-pwh2004.o
 obj-$(CONFIG_RT305X_MACH_RT_G32_REVB)	+= mach-rt-g32-revb.o
 obj-$(CONFIG_RT305X_MACH_V22RW_2X2)	+= mach-v22rw-2x2.o
+obj-$(CONFIG_RT305X_MACH_W502U)		+= mach-w502u.o
 obj-$(CONFIG_RT305X_MACH_WCR150GN)	+= mach-wcr150gn.o
 obj-$(CONFIG_RT305X_MACH_WHR_G300N)	+= mach-whr-g300n.o
 obj-$(CONFIG_RT305X_MACH_WR512_3GN)	+= mach-wr512-3gn.o

target/linux/ramips/files/arch/mips/ralink/rt305x/mach-w502u.c

@@ -0,0 +1,129 @@
+/*
+ *  ALFA Networks W502U board support
+ *
+ *  Copyright (C) 2011 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/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.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/rt305x.h>
+#include <asm/mach-ralink/rt305x_regs.h>
+
+#include "devices.h"
+
+#define W502U_GPIO_LED_USB		13
+#define W502U_GPIO_LED_WPS		14
+
+#define W502U_GPIO_BUTTON_WPS		0
+#define W502U_GPIO_BUTTON_RESET		10
+
+#define W502U_BUTTONS_POLL_INTERVAL	20
+
+#ifdef CONFIG_MTD_PARTITIONS
+static struct mtd_partition w502u_partitions[] = {
+	{
+		.name	= "u-boot",
+		.offset	= 0,
+		.size	= 0x030000,
+		.mask_flags = MTD_WRITEABLE,
+	}, {
+		.name	= "config",
+		.offset	= 0x030000,
+		.size	= 0x010000,
+		.mask_flags = MTD_WRITEABLE,
+	}, {
+		.name	= "factory",
+		.offset	= 0x040000,
+		.size	= 0x010000,
+		.mask_flags = MTD_WRITEABLE,
+	}, {
+		.name	= "kernel",
+		.offset	= 0x050000,
+		.size	= 0x0d0000,
+	}, {
+		.name	= "rootfs",
+		.offset	= 0x120000,
+		.size	= 0x6d0000,
+	}, {
+		.name	= "data3g",
+		.offset	= 0x7f0000,
+		.size	= 0x010000,
+		.mask_flags = MTD_WRITEABLE,
+	}, {
+		.name	= "firmware",
+		.offset	= 0x050000,
+		.size	= 0x7a0000,
+	}
+};
+#endif /* CONFIG_MTD_PARTITIONS */
+
+static struct physmap_flash_data w502u_flash_data = {
+#ifdef CONFIG_MTD_PARTITIONS
+	.nr_parts	= ARRAY_SIZE(w502u_partitions),
+	.parts		= w502u_partitions,
+#endif
+};
+
+static struct gpio_led w502u_leds_gpio[] __initdata = {
+	{
+		.name		= "alfa:blue:usb",
+		.gpio		= W502U_GPIO_LED_USB,
+		.active_low	= 1,
+	},
+	{
+		.name		= "alfa:blue:wps",
+		.gpio		= W502U_GPIO_LED_WPS,
+		.active_low	= 1,
+	},
+};
+
+static struct gpio_button w502u_gpio_buttons[] __initdata = {
+	{
+		.desc		= "Reset button",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.threshold	= 3,
+		.gpio		= W502U_GPIO_BUTTON_RESET,
+		.active_low	= 1,
+	},
+	{
+		.desc		= "WPS button",
+		.type		= EV_KEY,
+		.code		= KEY_WPS_BUTTON,
+		.threshold	= 3,
+		.gpio		= W502U_GPIO_BUTTON_WPS,
+		.active_low	= 1,
+	},
+};
+
+static void __init w502u_init(void)
+{
+	rt305x_gpio_init((RT305X_GPIO_MODE_GPIO <<
+			  RT305X_GPIO_MODE_UART0_SHIFT));
+
+	rt305x_register_flash(0, &w502u_flash_data);
+	rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
+	rt305x_register_ethernet();
+	ramips_register_gpio_leds(-1, ARRAY_SIZE(w502u_leds_gpio),
+				  w502u_leds_gpio);
+	ramips_register_gpio_buttons(-1, W502U_BUTTONS_POLL_INTERVAL,
+				     ARRAY_SIZE(w502u_gpio_buttons),
+				     w502u_gpio_buttons);
+	rt305x_register_wifi();
+	rt305x_register_wdt();
+	rt305x_register_usb();
+}
+
+MIPS_MACHINE(RAMIPS_MACH_W502U, "W502U", "ALFA Networks W502U",
+	      w502u_init);