ar71xx: add support for the ALFA Network N2/N5 boards

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29635 3c298f89-4303-0410-b956-a3cf2f4a3e73

4 files changed, 169 insertions, 0 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig b/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
index 52d8313da3..c2ccf8121e 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
@@ -10,6 +10,14 @@ config AR71XX_MACH_HORNET_UB
 	select AR71XX_DEV_USB
 	select AR71XX_DEV_AR9XXX_WMAC
 
+config AR71XX_MACH_ALFA_NX
+	bool "ALFA Network N2/N5 board support"
+	select SOC_AR724X
+	select AR71XX_DEV_AP91_PCI if PCI
+	select AR71XX_DEV_M25P80
+	select AR71XX_DEV_GPIO_BUTTONS
+	select AR71XX_DEV_LEDS_GPIO
+
 config AR71XX_MACH_ALL0258N
 	bool "Allnet ALL0258N support"
 	select SOC_AR724X
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile b/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
index 9300d7a500..9d086811f5 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
@@ -28,6 +28,7 @@ obj-$(CONFIG_AR71XX_DEV_USB)		+= dev-usb.o
 obj-$(CONFIG_AR71XX_NVRAM)		+= nvram.o
 obj-$(CONFIG_AR71XX_PCI_ATH9K_FIXUP)	+= pci-ath9k-fixup.o
 
+obj-$(CONFIG_AR71XX_MACH_ALFA_NX)	+= mach-alfa-nx.o
 obj-$(CONFIG_AR71XX_MACH_ALL0258N)	+= mach-all0258n.o
 obj-$(CONFIG_AR71XX_MACH_AP121)		+= mach-ap121.o
 obj-$(CONFIG_AR71XX_MACH_AP81)		+= mach-ap81.o
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-alfa-nx.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-alfa-nx.c
new file mode 100644
index 0000000000..6e28080a8e
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-alfa-nx.c
@@ -0,0 +1,159 @@
+/*
+ *  ALFA Network N2/N5 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/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+
+#include <asm/mach-ar71xx/ar71xx.h>
+
+#include "machtype.h"
+#include "devices.h"
+#include "dev-m25p80.h"
+#include "dev-ap91-pci.h"
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+
+#define ALFA_NX_GPIO_LED_2		17
+#define ALFA_NX_GPIO_LED_3		16
+#define ALFA_NX_GPIO_LED_5		12
+#define ALFA_NX_GPIO_LED_6		8
+#define ALFA_NX_GPIO_LED_7		6
+#define ALFA_NX_GPIO_LED_8		7
+
+#define ALFA_NX_GPIO_BTN_RESET		11
+
+#define ALFA_NX_KEYS_POLL_INTERVAL	20	/* msecs */
+#define ALFA_NX_KEYS_DEBOUNCE_INTERVAL (3 * ALFA_NX_KEYS_POLL_INTERVAL)
+
+#define ALFA_NX_MAC0_OFFSET		0
+#define ALFA_NX_MAC1_OFFSET		6
+#define ALFA_NX_CALDATA_OFFSET		0x1000
+
+#ifdef CONFIG_MTD_PARTITIONS
+static struct mtd_partition alfa_nx_partitions[] = {
+	{
+		.name		= "u-boot",
+		.offset		= 0,
+		.size		= 0x040000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "u-boot-env",
+		.offset		= 0x040000,
+		.size		= 0x010000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "rootfs",
+		.offset		= 0x050000,
+		.size		= 0x600000,
+	}, {
+		.name		= "kernel",
+		.offset		= 0x650000,
+		.size		= 0x190000,
+	}, {
+		.name		= "nvram",
+		.offset		= 0x7e0000,
+		.size		= 0x010000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "art",
+		.offset		= 0x7f0000,
+		.size		= 0x010000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "firmware",
+		.offset		= 0x050000,
+		.size		= 0x780000,
+	}
+};
+#endif /* CONFIG_MTD_PARTITIONS */
+
+static struct flash_platform_data alfa_nx_flash_data = {
+#ifdef CONFIG_MTD_PARTITIONS
+	.parts		= alfa_nx_partitions,
+	.nr_parts	= ARRAY_SIZE(alfa_nx_partitions),
+#endif
+};
+
+static struct gpio_keys_button alfa_nx_gpio_keys[] __initdata = {
+	{
+		.desc		= "Reset button",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.debounce_interval = ALFA_NX_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= ALFA_NX_GPIO_BTN_RESET,
+		.active_low	= 1,
+	}
+};
+
+static struct gpio_led alfa_nx_leds_gpio[] __initdata = {
+	{
+		.name		= "alfa:green:led_2",
+		.gpio		= ALFA_NX_GPIO_LED_2,
+		.active_low	= 1,
+	}, {
+		.name		= "alfa:green:led_3",
+		.gpio		= ALFA_NX_GPIO_LED_3,
+		.active_low	= 1,
+	}, {
+		.name		= "alfa:red:led_5",
+		.gpio		= ALFA_NX_GPIO_LED_5,
+		.active_low	= 1,
+	}, {
+		.name		= "alfa:amber:led_6",
+		.gpio		= ALFA_NX_GPIO_LED_6,
+		.active_low	= 1,
+	}, {
+		.name		= "alfa:green:led_7",
+		.gpio		= ALFA_NX_GPIO_LED_7,
+		.active_low	= 1,
+	}, {
+		.name		= "alfa:green:led_8",
+		.gpio		= ALFA_NX_GPIO_LED_8,
+		.active_low	= 1,
+	}
+};
+
+static void __init alfa_nx_setup(void)
+{
+	u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
+
+	ar71xx_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE,
+				   AR724X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
+				   AR724X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
+				   AR724X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
+				   AR724X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
+				   AR724X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
+
+	ar71xx_add_device_m25p80(&alfa_nx_flash_data);
+
+	ar71xx_add_device_leds_gpio(0, ARRAY_SIZE(alfa_nx_leds_gpio),
+					alfa_nx_leds_gpio);
+
+	ar71xx_register_gpio_keys_polled(-1, ALFA_NX_KEYS_POLL_INTERVAL,
+					 ARRAY_SIZE(alfa_nx_gpio_keys),
+					 alfa_nx_gpio_keys);
+
+	ar71xx_add_device_mdio(0, 0x0);
+
+	ar71xx_init_mac(ar71xx_eth0_data.mac_addr,
+			art + ALFA_NX_MAC0_OFFSET, 0);
+	ar71xx_init_mac(ar71xx_eth1_data.mac_addr,
+			art + ALFA_NX_MAC1_OFFSET, 0);
+
+	/* WAN port */
+	ar71xx_add_device_eth(0);
+	/* LAN port */
+	ar71xx_add_device_eth(1);
+
+	ap91_pci_init(art + ALFA_NX_CALDATA_OFFSET, NULL);
+}
+
+MIPS_MACHINE(AR71XX_MACH_ALFA_NX, "ALFA-NX", "ALFA Network N2/N5",
+	     alfa_nx_setup);
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/machtype.h b/target/linux/ar71xx/files/arch/mips/ar71xx/machtype.h
index 00eee51602..cac9d55f77 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/machtype.h
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/machtype.h
@@ -16,6 +16,7 @@
 
 enum ar71xx_mach_type {
 	AR71XX_MACH_GENERIC = 0,
+	AR71XX_MACH_ALFA_NX,	/* ALFA Network N2/N5 board */
 	AR71XX_MACH_ALL0258N,	/* Allnet ALL0258N */
 	AR71XX_MACH_AP121,	/* Atheros AP121 */
 	AR71XX_MACH_AP121_MINI,	/* Atheros AP121-MINI */