ramips: initial board support for Aztech HW550-3G

This patch adds initial support for the Aztech HW550-3G (Ralink
RT3052f SoC, 8MB flash, 32MB dram).  Ethernet is not working yet.
Wireless appears to work fine.  USB does not work yet (as with other
Ralink boards).

Signed-off-by: Layne Edwards <ledwards76@gmail.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26123 3c298f89-4303-0410-b956-a3cf2f4a3e73

4 files changed, 149 insertions, 0 deletions

diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/machine.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/machine.h
index d0aaa6b9c4..81ee028393 100644
--- a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/machine.h
+++ b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/machine.h
@@ -27,4 +27,5 @@ enum ramips_mach_type {
 	RAMIPS_MACH_V22RW_2X2,		/* Ralink AP-RT3052-V22RW-2X2 */
 	RAMIPS_MACH_WHR_G300N,		/* Buffalo WHR-G300N */
 	RAMIPS_MACH_FONERA20N,		/* La Fonera 2.0N */
+	RAMIPS_MACH_HW550_3G,		/* Aztech HW550-3G */
 };
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig b/target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig
index d4087aef48..354235ea25 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig
@@ -44,6 +44,12 @@ config RT305X_MACH_PWH2004
 	select RALINK_DEV_GPIO_BUTTONS
 	select RALINK_DEV_GPIO_LEDS
 
+config RT305X_MACH_HW550_3G
+	bool "Aztech HW550-3G support"
+	default y
+	select RALINK_DEV_GPIO_BUTTONS
+	select RALINK_DEV_GPIO_LEDS
+
 endmenu
 
 endif
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile b/target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile
index e4501a0268..9b912014f9 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile
@@ -18,3 +18,4 @@ obj-$(CONFIG_RT305X_MACH_WCR150GN)	+= mach-wcr150gn.o
 obj-$(CONFIG_RT305X_MACH_WHR_G300N)	+= mach-whr-g300n.o
 obj-$(CONFIG_RT305X_MACH_FONERA20N)	+= mach-fonera20n.o
 obj-$(CONFIG_RT305X_MACH_PWH2004)	+= mach-pwh2004.o
+obj-$(CONFIG_RT305X_MACH_HW550_3G)	+= mach-hw550-3g.o
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/mach-hw550-3g.c b/target/linux/ramips/files/arch/mips/ralink/rt305x/mach-hw550-3g.c
new file mode 100644
index 0000000000..ffb209456a
--- /dev/null
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/mach-hw550-3g.c
@@ -0,0 +1,141 @@
+/*
+ *  Aztech HW550-3G board support
+ *
+ *  Copyright (C) 2011 Layne Edwards <ledwards76@gmail.com>
+ *
+ *  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 HW550_3G_GPIO_LED_USB		8
+#define HW550_3G_GPIO_LED_3G_STAT	11
+#define HW550_3G_GPIO_LED_3G_TOGGLE	12
+#define HW550_3G_GPIO_LED_WPS		14
+
+#define HW550_3G_GPIO_BUTTON_RESET	10
+#define HW550_3G_GPIO_BUTTON_3G		7
+#define HW550_3G_GPIO_BUTTON_WPS	0
+
+#define HW550_3G_BUTTONS_POLL_INTERVAL	20
+
+#ifdef CONFIG_MTD_PARTITIONS
+static struct mtd_partition hw550_3g_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	= 0x180000,
+	}, {
+		.name	= "rootfs",
+		.offset	= 0x1d0000,
+		.size	= 0x580000,
+	}, {
+		.name	= "user",
+		.offset	= 0x750000,
+		.size	= 0x0b0000,
+	}, {
+		.name	= "firmware",
+		.offset	= 0x050000,
+		.size	= 0x700000,
+	}
+};
+#endif /* CONFIG_MTD_PARTITIONS */
+
+static struct physmap_flash_data hw550_3g_flash_data = {
+#ifdef CONFIG_MTD_PARTITIONS
+	.nr_parts	= ARRAY_SIZE(hw550_3g_partitions),
+	.parts		= hw550_3g_partitions,
+#endif
+};
+
+static struct gpio_led hw550_3g_leds_gpio[] __initdata = {
+	{
+		.name		= "hw550-3g:green:usb",
+		.gpio		= HW550_3G_GPIO_LED_USB,
+		.active_low	= 1,
+	}, {
+		.name		= "hw550-3g:green:3g-stat",
+		.gpio		= HW550_3G_GPIO_LED_3G_STAT,
+		.active_low	= 1,
+	}, {
+		.name		= "hw550-3g:green:3g-toggle",
+		.gpio		= HW550_3G_GPIO_LED_3G_TOGGLE,
+		.active_low	= 1,
+	}, {
+		.name		= "hw550-3g:green:wps",
+		.gpio		= HW550_3G_GPIO_LED_WPS,
+		.active_low	= 1,
+	}
+};
+
+static struct gpio_button hw550_3g_gpio_buttons[] __initdata = {
+	{
+		.desc		= "reset",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.threshold	= 3,
+		.gpio		= HW550_3G_GPIO_BUTTON_RESET,
+		.active_low	= 1,
+	}, {
+		.desc		= "3g",
+		.type		= EV_KEY,
+		.code		= BTN_1,
+		.threshold	= 3,
+		.gpio		= HW550_3G_GPIO_BUTTON_3G,
+		.active_low	= 1,
+	}, {
+		.desc		= "wps",
+		.type		= EV_KEY,
+		.code		= KEY_WPS_BUTTON,
+		.threshold	= 3,
+		.gpio		= HW550_3G_GPIO_BUTTON_WPS,
+		.active_low	= 1,
+	}
+};
+
+static void __init hw550_3g_init(void)
+{
+	rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
+
+	rt305x_register_flash(0, &hw550_3g_flash_data);
+	rt305x_register_ethernet();
+	ramips_register_gpio_leds(-1, ARRAY_SIZE(hw550_3g_leds_gpio),
+				  hw550_3g_leds_gpio);
+	ramips_register_gpio_buttons(-1, HW550_3G_BUTTONS_POLL_INTERVAL,
+				     ARRAY_SIZE(hw550_3g_gpio_buttons),
+				     hw550_3g_gpio_buttons);
+	rt305x_register_wifi();
+	rt305x_register_wdt();
+}
+
+MIPS_MACHINE(RAMIPS_MACH_HW550_3G, "HW550-3G", "Aztech HW550-3G",
+	     hw550_3g_init);