ar71xx: add kernel support for the buffalo wzr-hp-ag300h

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27075 3c298f89-4303-0410-b956-a3cf2f4a3e73

4 files changed, 243 insertions, 0 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig b/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
index c540460532..865fc47ac9 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
@@ -135,6 +135,15 @@ config AR71XX_MACH_AW_NR580
 	select AR71XX_DEV_LEDS_GPIO
 	default n
 
+config AR71XX_MACH_WZR_HP_AG300H
+	bool "Buffalo WZR-HP-AG300H board support"
+	select SOC_AR71XX
+	select AR71XX_DEV_M25P80
+	select AR71XX_DEV_GPIO_BUTTONS
+	select AR71XX_DEV_LEDS_GPIO
+	select AR71XX_DEV_USB
+	default y
+
 config AR71XX_MACH_WZR_HP_G300NH
 	bool "Buffalo WZR-HP-G300NH board support"
 	select SOC_AR913X
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile b/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
index 14ca6f2b69..4fc187f3db 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
@@ -63,4 +63,5 @@ 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
+obj-$(CONFIG_AR71XX_MACH_WZR_HP_AG300H)	+= mach-wzr-hp-ag300h.o
 obj-$(CONFIG_AR71XX_MACH_ZCN_1523H)	+= mach-zcn-1523h.o
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wzr-hp-ag300h.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wzr-hp-ag300h.c
new file mode 100644
index 0000000000..84d88ccdad
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wzr-hp-ag300h.c
@@ -0,0 +1,232 @@
+/*
+ *  Buffalo WZR-HP-AG300H board support
+ *
+ *  Copyright (C) 2011 Felix Fietkau <nbd@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/mtd/concat.h>
+
+#include <asm/mips_machine.h>
+#include <asm/mach-ar71xx/ar71xx.h>
+
+#include "machtype.h"
+#include "devices.h"
+#include "dev-ap94-pci.h"
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+#include "dev-m25p80.h"
+#include "dev-usb.h"
+
+#define WZRHPAG300H_MAC_OFFSET		0x20c
+#define WZRHPAG300H_KEYS_POLL_INTERVAL     20      /* msecs */
+#define WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL (3 * WZRHPAG300H_KEYS_POLL_INTERVAL)
+
+#ifdef CONFIG_MTD_CONCAT
+
+#ifdef CONFIG_MTD_PARTITIONS
+static struct mtd_partition wzrhpag300h_flash_partitions[] = {
+	{
+		.name		= "u-boot",
+		.offset		= 0,
+		.size		= 0x0040000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "u-boot-env",
+		.offset		= 0x0040000,
+		.size		= 0x0010000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "art",
+		.offset		= 0x0050000,
+		.size		= 0x0010000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "kernel",
+		.offset		= 0x0060000,
+		.size		= 0x0100000,
+	}, {
+		.name		= "rootfs",
+		.offset		= 0x0160000,
+		.size		= 0x1e90000,
+	}, {
+		.name		= "user_property",
+		.offset		= 0x1ff0000,
+		.size		= 0x0010000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "firmware",
+		.offset		= 0x0060000,
+		.size		= 0x1f90000,
+	}
+};
+
+#endif /* CONFIG_MTD_PARTITIONS */
+
+static struct mtd_info *concat_devs[2] = { NULL, NULL };
+static struct work_struct mtd_concat_work;
+
+static void mtd_concat_add_work(struct work_struct *work)
+{
+	struct mtd_info *mtd;
+
+	mtd = mtd_concat_create(concat_devs, ARRAY_SIZE(concat_devs), "flash");
+
+#ifdef CONFIG_MTD_PARTITIONS
+	add_mtd_partitions(mtd, wzrhpag300h_flash_partitions,
+			   ARRAY_SIZE(wzrhpag300h_flash_partitions));
+#else
+	add_mtd_device(mtd);
+#endif
+}
+
+static void mtd_concat_add(struct mtd_info *mtd)
+{
+	static bool registered = false;
+
+	if (registered)
+		return;
+
+	if (!strcmp(mtd->name, "spi0.0"))
+		concat_devs[0] = mtd;
+	else if (!strcmp(mtd->name, "spi0.1"))
+		concat_devs[1] = mtd;
+	else
+		return;
+
+	if (!concat_devs[0] || !concat_devs[1])
+		return;
+
+	registered = true;
+	INIT_WORK(&mtd_concat_work, mtd_concat_add_work);
+	schedule_work(&mtd_concat_work);
+}
+
+static void mtd_concat_remove(struct mtd_info *mtd)
+{
+}
+
+static void add_mtd_concat_notifier(void)
+{
+	static struct mtd_notifier not = {
+		.add = mtd_concat_add,
+		.remove = mtd_concat_remove,
+	};
+
+	register_mtd_user(&not);
+}
+
+#endif
+
+static struct gpio_led wzrhpag300h_leds_gpio[] __initdata = {
+	{
+		.name		= "wzr-hp-ag300h:red:diag",
+		.gpio		= 1,
+		.active_low	= 1,
+	},
+};
+
+
+static struct gpio_keys_button wzrhpag300h_gpio_keys[] __initdata = {
+	{
+		.desc		= "reset",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= 11,
+		.active_low	= 1,
+	}, {
+		.desc		= "usb",
+		.type		= EV_KEY,
+		.code		= BTN_2,
+		.debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= 3,
+		.active_low	= 1,
+	}, {
+		.desc		= "aoss",
+		.type		= EV_KEY,
+		.code		= KEY_WPS_BUTTON,
+		.debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= 5,
+		.active_low	= 1,
+	}, {
+		.desc		= "router_auto",
+		.type		= EV_KEY,
+		.code		= BTN_6,
+		.debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= 6,
+		.active_low	= 1,
+	}, {
+		.desc		= "router_off",
+		.type		= EV_KEY,
+		.code		= BTN_5,
+		.debounce_interval = WZRHPAG300H_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= 7,
+		.active_low	= 1,
+	}
+};
+
+static struct spi_board_info ar71xx_spi_info[] = {
+	{
+		.bus_num	= 0,
+		.chip_select	= 0,
+		.max_speed_hz   = 25000000,
+		.modalias   = "m25p80",
+	},
+	{
+		.bus_num	= 0,
+		.chip_select	= 1,
+		.max_speed_hz   = 25000000,
+		.modalias   = "m25p80",
+	}
+};
+
+static void __init wzrhpag300h_setup(void)
+{
+	u8 *eeprom = (u8 *) KSEG1ADDR(0x1f051000);
+	u8 *mac = eeprom + WZRHPAG300H_MAC_OFFSET;
+
+	ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, 0);
+	ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac, 1);
+
+	ar71xx_add_device_mdio(~(BIT(0) | BIT(4)));
+
+	ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+	ar71xx_eth0_data.speed = SPEED_1000;
+	ar71xx_eth0_data.duplex = DUPLEX_FULL;
+	ar71xx_eth0_data.phy_mask = BIT(0);
+
+	ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+	ar71xx_eth1_data.phy_mask = BIT(4);
+
+	ar71xx_add_device_eth(0);
+	ar71xx_add_device_eth(1);
+
+	ar71xx_add_device_usb();
+
+	ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wzrhpag300h_leds_gpio),
+					wzrhpag300h_leds_gpio);
+
+	ar71xx_register_gpio_keys_polled(-1, WZRHPAG300H_KEYS_POLL_INTERVAL,
+					 ARRAY_SIZE(wzrhpag300h_gpio_keys),
+					 wzrhpag300h_gpio_keys);
+
+	ar71xx_add_device_spi(NULL, ar71xx_spi_info,
+			      ARRAY_SIZE(ar71xx_spi_info));
+
+#ifdef CONFIG_MTD_CONCAT
+	add_mtd_concat_notifier();
+#endif
+
+	ap94_pci_init(eeprom, mac, NULL, NULL);
+}
+
+MIPS_MACHINE(AR71XX_MACH_WZR_HP_AG300H, "WZR-HP-AG300H",
+	     "Buffalo WZR-HP-AG300H", wzrhpag300h_setup);
+
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/machtype.h b/target/linux/ar71xx/files/arch/mips/ar71xx/machtype.h
index 5037dee47b..3071792f28 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/machtype.h
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/machtype.h
@@ -62,6 +62,7 @@ enum ar71xx_mach_type {
 	AR71XX_MACH_WP543,	/* Compex WP543 */
 	AR71XX_MACH_WRT160NL,	/* Linksys WRT160NL */
 	AR71XX_MACH_WRT400N,	/* Linksys WRT400N */
+	AR71XX_MACH_WZR_HP_AG300H, /* Buffalo WZR-HP-AG300H */
 	AR71XX_MACH_WZR_HP_G300NH, /* Buffalo WZR-HP-G300NH */
 	AR71XX_MACH_WZR_HP_G301NH, /* Buffalo WZR-HP-G301NH */
 	AR71XX_MACH_EAP7660D,	/* Senao EAP7660D */