ar71xx: add preliminary support for the Buffalo WZR-HP-G300NH

SVN-Revision: 19150

4 files changed, 274 insertions, 0 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig b/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
index a9ffcc3..29c5590 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
@@ -68,6 +68,14 @@ config AR71XX_MACH_AW_NR580
 	select AR71XX_DEV_LEDS_GPIO
 	default n
 
+config AR71XX_MACH_WZR_HP_G300NH
+	bool "Buffalo WZR-HP-G300NH board support"
+	select AR71XX_DEV_AR913X_WMAC
+	select AR71XX_DEV_GPIO_BUTTONS
+	select AR71XX_DEV_LEDS_GPIO
+	select AR71XX_DEV_USB
+	default y
+
 config AR71XX_MACH_GENERIC
 	bool "Generic AR71xx based machine support"
 	default y
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile b/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
index a441dc7..bf13b8d 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
@@ -48,3 +48,4 @@ obj-$(CONFIG_AR71XX_MACH_WNR2000)	+= mach-wnr2000.o
 obj-$(CONFIG_AR71XX_MACH_WP543)		+= mach-wp543.o
 obj-$(CONFIG_AR71XX_MACH_WRT160NL)	+= mach-wrt160nl.o
 obj-$(CONFIG_AR71XX_MACH_WRT400N)	+= mach-wrt400n.o
+obj-$(CONFIG_AR71XX_MACH_WZR_HP_G300NH)	+= mach-wzr-hp-g300nh.o
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wzr-hp-g300nh.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wzr-hp-g300nh.c
new file mode 100644
index 0000000..5ffb816
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wzr-hp-g300nh.c
@@ -0,0 +1,264 @@
+/*
+ *  Buffalo WZR-HP-G300NH board support
+ *
+ *  Copyright (C) 2010 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/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/nxp_74hc153.h>
+#include <linux/rtl8366_smi.h>
+
+#include <asm/mips_machine.h>
+#include <asm/mach-ar71xx/ar71xx.h>
+#include <asm/mach-ar71xx/ar91xx_flash.h>
+
+#include "machtype.h"
+#include "devices.h"
+#include "dev-ar913x-wmac.h"
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+#include "dev-usb.h"
+
+#define WZRHPG300NH_GPIO_LED_USB	0
+#define WZRHPG300NH_GPIO_LED_DIAG	1
+#define WZRHPG300NH_GPIO_LED_WIRELESS	6
+#define WZRHPG300NH_GPIO_LED_SECURITY	17
+#define WZRHPG300NH_GPIO_LED_ROUTER	18
+
+#define WZRHPG300NH_GPIO_RTL8366_SDA	19
+#define WZRHPG300NH_GPIO_RTL8366_SCK	20
+
+#define WZRHPG300NH_GPIO_74HC153_S0	9
+#define WZRHPG300NH_GPIO_74HC153_S1	11
+#define WZRHPG300NH_GPIO_74HC153_1Y	12
+#define WZRHPG300NH_GPIO_74HC153_2Y	14
+
+#define WZRHPG300NH_GPIO_EXP_BASE	32
+#define WZRHPG300NH_GPIO_BTN_AOSS	(WZRHPG300NH_GPIO_EXP_BASE + 0)
+#define WZRHPG300NH_GPIO_BTN_RESET	(WZRHPG300NH_GPIO_EXP_BASE + 1)
+#define WZRHPG300NH_GPIO_BTN_ROUTER_ON	(WZRHPG300NH_GPIO_EXP_BASE + 2)
+#define WZRHPG300NH_GPIO_BTN_QOS_ON	(WZRHPG300NH_GPIO_EXP_BASE + 3)
+#define WZRHPG300NH_GPIO_BTN_USB	(WZRHPG300NH_GPIO_EXP_BASE + 5)
+#define WZRHPG300NH_GPIO_BTN_ROUTER_AUTO (WZRHPG300NH_GPIO_EXP_BASE + 6)
+#define WZRHPG300NH_GPIO_BTN_QOS_OFF	(WZRHPG300NH_GPIO_EXP_BASE + 7)
+
+#define WZRHPG300NH_BUTTONS_POLL_INTERVAL	20
+
+#ifdef CONFIG_MTD_PARTITIONS
+static struct mtd_partition wzrhpg300nh_flash_partitions[] = {
+	{
+		.name		= "u-boot",
+		.offset		= 0,
+		.size		= 0x0040000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "u-boot-env",
+		.offset		= 0x0040000,
+		.size		= 0x0020000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "kernel",
+		.offset		= 0x0060000,
+		.size		= 0x0100000,
+	}, {
+		.name		= "rootfs",
+		.offset		= 0x0160000,
+		.size		= 0x1e60000,
+	}, {
+		.name		= "user_property",
+		.offset		= 0x1fc0000,
+		.size		= 0x0020000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "art",
+		.offset		= 0x1fe0000,
+		.size		= 0x0020000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "firmware",
+		.offset		= 0x0060000,
+		.size		= 0x1f60000,
+	}
+};
+#endif /* CONFIG_MTD_PARTITIONS */
+
+static struct ar91xx_flash_platform_data wzrhpg300nh_flash_data = {
+	.width		= 2,
+#ifdef CONFIG_MTD_PARTITIONS
+        .parts          = wzrhpg300nh_flash_partitions,
+        .nr_parts       = ARRAY_SIZE(wzrhpg300nh_flash_partitions),
+#endif
+};
+
+#define WZRHPG300NH_FLASH_BASE	0x1e000000
+#define WZRHPG300NH_FLASH_SIZE	(32 * 1024 * 1024)
+
+static struct resource wzrhpg300nh_flash_resources[] = {
+	[0] = {
+		.start	= WZRHPG300NH_FLASH_BASE,
+		.end	= WZRHPG300NH_FLASH_BASE + WZRHPG300NH_FLASH_SIZE - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device wzrhpg300nh_flash_device = {
+	.name		= "ar91xx-flash",
+	.id		= -1,
+	.resource	= wzrhpg300nh_flash_resources,
+	.num_resources	= ARRAY_SIZE(wzrhpg300nh_flash_resources),
+	.dev		= {
+		.platform_data = &wzrhpg300nh_flash_data,
+	}
+};
+
+static struct gpio_led wzrhpg300nh_leds_gpio[] __initdata = {
+	{
+		.name		= "wzr-hp-g300nh:orange:security",
+		.gpio		= WZRHPG300NH_GPIO_LED_SECURITY,
+		.active_low	= 1,
+	}, {
+		.name		= "wzr-hp-g300nh:green:wireless",
+		.gpio		= WZRHPG300NH_GPIO_LED_WIRELESS,
+		.active_low	= 1,
+	}, {
+		.name		= "wzr-hp-g300nh:green:router",
+		.gpio		= WZRHPG300NH_GPIO_LED_ROUTER,
+		.active_low	= 1,
+	}, {
+		.name		= "wzr-hp-g300nh:red:diag",
+		.gpio		= WZRHPG300NH_GPIO_LED_DIAG,
+		.active_low	= 1,
+	}, {
+		.name		= "wzr-hp-g300nh:blue:usb",
+		.gpio		= WZRHPG300NH_GPIO_LED_USB,
+		.active_low	= 1,
+	}
+};
+
+static struct gpio_button wzrhpg300nh_gpio_buttons[] __initdata = {
+	{
+		.desc		= "reset",
+		.type		= EV_KEY,
+		.code		= BTN_0,
+		.threshold	= 3,
+		.gpio		= WZRHPG300NH_GPIO_BTN_RESET,
+		.active_low	= 1,
+	}, {
+		.desc		= "aoss",
+		.type		= EV_KEY,
+		.code		= BTN_1,
+		.threshold	= 3,
+		.gpio		= WZRHPG300NH_GPIO_BTN_AOSS,
+		.active_low	= 1,
+	}, {
+		.desc		= "usb",
+		.type		= EV_KEY,
+		.code		= BTN_2,
+		.threshold	= 3,
+		.gpio		= WZRHPG300NH_GPIO_BTN_USB,
+		.active_low	= 1,
+	}, {
+		.desc		= "qos_on",
+		.type		= EV_KEY,
+		.code		= BTN_3,
+		.threshold	= 3,
+		.gpio		= WZRHPG300NH_GPIO_BTN_QOS_ON,
+		.active_low	= 0,
+	}, {
+		.desc		= "qos_off",
+		.type		= EV_KEY,
+		.code		= BTN_4,
+		.threshold	= 3,
+		.gpio		= WZRHPG300NH_GPIO_BTN_QOS_OFF,
+		.active_low	= 0,
+	}, {
+		.desc		= "router_on",
+		.type		= EV_KEY,
+		.code		= BTN_5,
+		.threshold	= 3,
+		.gpio		= WZRHPG300NH_GPIO_BTN_ROUTER_ON,
+		.active_low	= 0,
+	}, {
+		.desc		= "router_auto",
+		.type		= EV_KEY,
+		.code		= BTN_6,
+		.threshold	= 3,
+		.gpio		= WZRHPG300NH_GPIO_BTN_ROUTER_AUTO,
+		.active_low	= 0,
+	}
+};
+
+static struct nxp_74hc153_platform_data wzrhpg300nh_74hc153_data = {
+	.gpio_base	= WZRHPG300NH_GPIO_EXP_BASE,
+	.gpio_pin_s0	= WZRHPG300NH_GPIO_74HC153_S0,
+	.gpio_pin_s1	= WZRHPG300NH_GPIO_74HC153_S1,
+	.gpio_pin_1y	= WZRHPG300NH_GPIO_74HC153_1Y,
+	.gpio_pin_2y	= WZRHPG300NH_GPIO_74HC153_2Y,
+};
+
+static struct platform_device wzrhpg300nh_74hc153_device = {
+	.name		= NXP_74HC153_DRIVER_NAME,
+	.id		= -1,
+	.dev = {
+		.platform_data	= &wzrhpg300nh_74hc153_data,
+	}
+};
+
+static struct rtl8366_smi_platform_data wzrhpg300nh_rtl8366_smi_data = {
+	.gpio_sda        = WZRHPG300NH_GPIO_RTL8366_SDA,
+	.gpio_sck        = WZRHPG300NH_GPIO_RTL8366_SCK,
+};
+
+static struct platform_device wzrhpg300nh_rtl8366_smi_device = {
+	.name		= "rtl8366-smi",
+	.id		= -1,
+	.dev = {
+		.platform_data	= &wzrhpg300nh_rtl8366_smi_data,
+	}
+};
+
+static void __init wzrhpg300nh_setup(void)
+{
+	u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
+
+	ar71xx_set_mac_base(eeprom);
+
+	ar71xx_eth0_pll_data.pll_1000 = 0x1e000100;
+	ar71xx_eth0_data.mii_bus_dev = &wzrhpg300nh_rtl8366_smi_device.dev;
+	ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+	ar71xx_eth0_data.phy_mask = 0xf;
+	ar71xx_eth0_data.speed = SPEED_1000;
+	ar71xx_eth0_data.duplex = DUPLEX_FULL;
+
+	ar71xx_eth1_pll_data.pll_1000 = 0x1e000100;
+	ar71xx_eth1_data.mii_bus_dev = &wzrhpg300nh_rtl8366_smi_device.dev;
+	ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+	ar71xx_eth1_data.phy_mask = 0x10;
+
+	ar71xx_add_device_eth(0);
+	ar71xx_add_device_eth(1);
+
+	ar71xx_add_device_usb();
+	ar913x_add_device_wmac(eeprom, NULL);
+
+	platform_device_register(&wzrhpg300nh_74hc153_device);
+	platform_device_register(&wzrhpg300nh_flash_device);
+	platform_device_register(&wzrhpg300nh_rtl8366_smi_device);
+
+	ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wzrhpg300nh_leds_gpio),
+				    wzrhpg300nh_leds_gpio);
+
+	ar71xx_add_device_gpio_buttons(-1, WZRHPG300NH_BUTTONS_POLL_INTERVAL,
+				       ARRAY_SIZE(wzrhpg300nh_gpio_buttons),
+				       wzrhpg300nh_gpio_buttons);
+
+}
+
+MIPS_MACHINE(AR71XX_MACH_WZR_HP_G300NH, "WZR-HP-G300NH",
+	     "Buffalo WZR-HP-G300NH", wzrhpg300nh_setup);
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/machtype.h b/target/linux/ar71xx/files/arch/mips/ar71xx/machtype.h
index 98681c6..b97832f 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/machtype.h
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/machtype.h
@@ -51,6 +51,7 @@ enum ar71xx_mach_type {
 	AR71XX_MACH_WP543,	/* Compex WP543 */
 	AR71XX_MACH_WRT160NL,	/* Linksys WRT160NL */
 	AR71XX_MACH_WRT400N,	/* Linksys WRT400N */
+	AR71XX_MACH_WZR_HP_G300NH, /* Buffalo WZR-HP-G300NH */
 };
 
 #endif /* _AR71XX_MACHTYPE_H */