ramips: rt305x: add support for the Asus RT-G32 B1 board

Based on a patch by: Sergiy <piratfm@gmail.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27812 3c298f89-4303-0410-b956-a3cf2f4a3e73

4 files changed, 122 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 b9f8a602e..3f410716d 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
@@ -21,6 +21,7 @@ enum ramips_mach_type {
 	RAMIPS_MACH_DIR_300_B1,		/* D-Link DIR-300 B1 */
 	RAMIPS_MACH_DIR_600_B1,		/* D-Link DIR-600 B1 */
 	RAMIPS_MACH_DIR_600_B2,		/* D-Link DIR-600 B2 */
+	RAMIPS_MACH_RT_G32_B1,		/* Asus RT-G32 B1 */
 
 	/* RT3052 based machines */
 	RAMIPS_MACH_F5D8235_V2,         /* Belkin F5D8235 v2 */
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig b/target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig
index 18ea3502e..a12693ce1 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/Kconfig
@@ -2,6 +2,11 @@ if RALINK_RT305X
 
 menu "Ralink RT350x machine selection"
 
+config RT305X_MACH_RT_G32_REVB
+	bool "Asus RT-G32 revB board support"
+	default y
+	select RALINK_DEV_GPIO_BUTTONS
+
 config RT305X_MACH_HW550_3G
 	bool "Aztech HW550-3G support"
 	default y
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile b/target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile
index f0aae4f3b..5460a148b 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile
@@ -17,6 +17,7 @@ obj-$(CONFIG_RT305X_MACH_FONERA20N)	+= mach-fonera20n.o
 obj-$(CONFIG_RT305X_MACH_HW550_3G)	+= mach-hw550-3g.o
 obj-$(CONFIG_RT305X_MACH_MOFI3500_3GN)	+= mach-mofi3500-3gn.o
 obj-$(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-$(CONFIG_RT305X_MACH_WCR150GN)	+= mach-wcr150gn.o
 obj-$(CONFIG_RT305X_MACH_WHR_G300N)	+= mach-whr-g300n.o
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/mach-rt-g32-revb.c b/target/linux/ramips/files/arch/mips/ralink/rt305x/mach-rt-g32-revb.c
new file mode 100644
index 000000000..8273c5ae3
--- /dev/null
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/mach-rt-g32-revb.c
@@ -0,0 +1,115 @@
+/*
+ *  Asus RT-G32 rev B board support
+ *
+ *  Copyright (C) 2011 Sergiy <piratfm@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/spi/spi.h>
+#include <linux/spi/flash.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+
+#include <asm/mach-ralink/machine.h>
+#include <asm/mach-ralink/dev-gpio-buttons.h>
+#include <asm/mach-ralink/rt305x.h>
+#include <asm/mach-ralink/rt305x_regs.h>
+
+#include "devices.h"
+
+#define RT_G32B_GPIO_BUTTON_WPS		0	/* active low */
+#define RT_G32B_GPIO_BUTTON_RESET	10	/* active low */
+
+#define RT_G32B_BUTTONS_POLL_INTERVAL	20
+
+#ifdef CONFIG_MTD_PARTITIONS
+static struct mtd_partition rt_g32b_partitions[] = {
+	{
+		.name	= "u-boot",
+		.offset	= 0,
+		.size	= 0x030000,
+		.mask_flags = MTD_WRITEABLE,
+	}, {
+		.name	= "devdata",
+		.offset	= 0x030000,
+		.size	= 0x010000,
+		.mask_flags = MTD_WRITEABLE,
+	}, {
+		.name	= "devconf",
+		.offset	= 0x040000,
+		.size	= 0x010000,
+		.mask_flags = MTD_WRITEABLE,
+	}, {
+		.name	= "kernel",
+		.offset	= 0x050000,
+		.size	= 0x0d0000,
+	}, {
+		.name	= "rootfs",
+		.offset	= 0x120000,
+		.size	= 0x2e0000,
+	}, {
+		.name	= "firmware",
+		.offset	= 0x050000,
+		.size	= 0x3b0000,
+	}
+};
+#endif /* CONFIG_MTD_PARTITIONS */
+
+const struct flash_platform_data rt_g32b_flash = {
+	.type		= "mx25l3205d",
+#ifdef CONFIG_MTD_PARTITIONS
+	.parts		= rt_g32b_partitions,
+	.nr_parts	= ARRAY_SIZE(rt_g32b_partitions),
+#endif
+};
+
+struct spi_board_info __initdata rt_g32b_spi_slave_info[] = {
+	{
+		.modalias	= "m25p80",
+		.platform_data	= &rt_g32b_flash,
+		.irq		= -1,
+		.max_speed_hz	= 10000000,
+		.bus_num	= 0,
+		.chip_select	= 0,
+	},
+};
+
+static struct gpio_button rt_g32b_gpio_buttons[] __initdata = {
+	{
+		.desc		= "reset",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.threshold	= 3,
+		.gpio		= RT_G32B_GPIO_BUTTON_RESET,
+		.active_low	= 1,
+	}, {
+		.desc		= "wps",
+		.type		= EV_KEY,
+		.code		= KEY_WPS_BUTTON,
+		.threshold	= 3,
+		.gpio		= RT_G32B_GPIO_BUTTON_WPS,
+		.active_low	= 1,
+	}
+};
+
+static void __init rt_g32b_init(void)
+{
+	rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
+	rt305x_register_spi(rt_g32b_spi_slave_info,
+			    ARRAY_SIZE(rt_g32b_spi_slave_info));
+
+	rt305x_register_ethernet();
+	ramips_register_gpio_buttons(-1, RT_G32B_BUTTONS_POLL_INTERVAL,
+				     ARRAY_SIZE(rt_g32b_gpio_buttons),
+				     rt_g32b_gpio_buttons);
+	rt305x_register_wifi();
+	rt305x_register_wdt();
+}
+
+MIPS_MACHINE(RAMIPS_MACH_RT_G32_B1, "RT-G32-B1", "Asus RT-G32 B1",
+	     rt_g32b_init);