ar71xx: add initial support for the TL-WR741ND v4 board

The ethernet port LEDs are not working yet.

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28706 3c298f89-4303-0410-b956-a3cf2f4a3e73

3 files changed, 165 insertions, 0 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig b/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
index 71da43e4d..f80974b36 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig
@@ -284,6 +284,14 @@ config AR71XX_MACH_TL_WR741ND
 	select AR71XX_DEV_GPIO_BUTTONS
 	select AR71XX_DEV_LEDS_GPIO
 
+config AR71XX_MACH_TL_WR741ND_V4
+	bool "TP-LINK TL-WR741ND v4 support"
+	select SOC_AR933X
+	select AR71XX_DEV_M25P80
+	select AR71XX_DEV_GPIO_BUTTONS
+	select AR71XX_DEV_LEDS_GPIO
+	select AR71XX_DEV_AR9XXX_WMAC
+
 config AR71XX_MACH_TL_WR841N_V1
 	bool "TP-LINK TL-WR841N v1 support"
 	select SOC_AR71XX
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile b/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
index f22d38864..d64a4eac0 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
@@ -55,6 +55,7 @@ obj-$(CONFIG_AR71XX_MACH_TL_MR3X20)	+= mach-tl-mr3x20.o
 obj-$(CONFIG_AR71XX_MACH_TL_WA901ND)	+= mach-tl-wa901nd.o
 obj-$(CONFIG_AR71XX_MACH_TL_WA901ND_V2)	+= mach-tl-wa901nd-v2.o
 obj-$(CONFIG_AR71XX_MACH_TL_WR741ND)	+= mach-tl-wr741nd.o
+obj-$(CONFIG_AR71XX_MACH_TL_WR741ND_V4)	+= mach-tl-wr741nd-v4.o
 obj-$(CONFIG_AR71XX_MACH_TL_WR841N_V1)	+= mach-tl-wr841n.o
 obj-$(CONFIG_AR71XX_MACH_TL_WR941ND)	+= mach-tl-wr941nd.o
 obj-$(CONFIG_AR71XX_MACH_TL_WR1043ND)	+= mach-tl-wr1043nd.o
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-tl-wr741nd-v4.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-tl-wr741nd-v4.c
new file mode 100644
index 000000000..7e920ccd0
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-tl-wr741nd-v4.c
@@ -0,0 +1,156 @@
+/*
+ *  TP-LINK TL-WR741ND v4 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 <linux/spi/flash.h>
+#include <linux/gpio.h>
+
+#include <asm/mach-ar71xx/ar71xx.h>
+
+#include "machtype.h"
+#include "devices.h"
+#include "dev-ar9xxx-wmac.h"
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+#include "dev-m25p80.h"
+
+#define TL_WR741NDV4_GPIO_BTN_RESET	11
+#define TL_WR741NDV4_GPIO_BTN_WPS	26
+
+#define TL_WR741NDV4_GPIO_LED_WLAN	0
+#define TL_WR741NDV4_GPIO_LED_QSS	1
+#define TL_WR741NDV4_GPIO_LED_SYSTEM	27
+
+#define TL_WR741NDV4_KEYS_POLL_INTERVAL	20	/* msecs */
+#define TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL (3 * TL_WR741NDV4_KEYS_POLL_INTERVAL)
+
+#ifdef CONFIG_MTD_PARTITIONS
+static struct mtd_partition tl_wr741ndv4_parts[] = {
+	{
+		.name		= "u-boot",
+		.offset		= 0,
+		.size		= 0x020000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "kernel",
+		.offset		= 0x020000,
+		.size		= 0x100000,
+	}, {
+		.name		= "rootfs",
+		.offset		= 0x120000,
+		.size		= 0x2d0000,
+	}, {
+		.name		= "art",
+		.offset		= 0x3f0000,
+		.size		= 0x010000,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "firmware",
+		.offset		= 0x020000,
+		.size		= 0x3d0000,
+	}
+};
+#define tl_wr741ndv4_nr_parts	ARRAY_SIZE(tl_wr741ndv4_parts)
+#else
+#define tl_wr741ndv4_parts	NULL
+#define tl_wr741ndv4_nr_parts	0
+#endif /* CONFIG_MTD_PARTITIONS */
+
+static struct flash_platform_data tl_wr741ndv4_flash_data = {
+	.parts		= tl_wr741ndv4_parts,
+	.nr_parts	= tl_wr741ndv4_nr_parts,
+};
+
+static struct gpio_led tl_wr741ndv4_leds_gpio[] __initdata = {
+	{
+		.name		= "tp-link:green:system",
+		.gpio		= TL_WR741NDV4_GPIO_LED_SYSTEM,
+		.active_low	= 1,
+	}, {
+		.name		= "tp-link:green:qss",
+		.gpio		= TL_WR741NDV4_GPIO_LED_QSS,
+		.active_low	= 0,
+	}, {
+		.name		= "tp-link:green:wlan",
+		.gpio		= TL_WR741NDV4_GPIO_LED_WLAN,
+		.active_low	= 0,
+	},
+};
+
+static struct gpio_keys_button tl_wr741ndv4_gpio_keys[] __initdata = {
+	{
+		.desc		= "reset",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.debounce_interval = TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= TL_WR741NDV4_GPIO_BTN_RESET,
+		.active_low	= 1,
+	} , {
+		.desc		= "WPS",
+		.type		= EV_KEY,
+		.code		= KEY_WPS_BUTTON,
+		.debounce_interval = TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= TL_WR741NDV4_GPIO_BTN_WPS,
+		.active_low	= 1,
+	}
+};
+
+static void __init tl_wr741ndv4_gmac_setup(void)
+{
+	void __iomem *base;
+	u32 t;
+
+	base = ioremap(AR933X_GMAC_BASE, AR933X_GMAC_SIZE);
+
+	t = __raw_readl(base + AR933X_GMAC_REG_ETH_CFG);
+	t |= (AR933X_ETH_CFG_SW_PHY_SWAP | AR933X_ETH_CFG_SW_PHY_ADDR_SWAP);
+	__raw_writel(t, base + AR933X_GMAC_REG_ETH_CFG);
+
+	iounmap(base);
+}
+
+static void __init tl_wr741ndv4_setup(void)
+{
+	u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
+	u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
+
+	tl_wr741ndv4_gmac_setup();
+
+	ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tl_wr741ndv4_leds_gpio),
+					tl_wr741ndv4_leds_gpio);
+
+	ar71xx_register_gpio_keys_polled(1, TL_WR741NDV4_KEYS_POLL_INTERVAL,
+					 ARRAY_SIZE(tl_wr741ndv4_gpio_keys),
+					 tl_wr741ndv4_gpio_keys);
+
+	ar71xx_add_device_m25p80(&tl_wr741ndv4_flash_data);
+	ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, 0);
+	ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac, 1);
+
+	ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
+	ar71xx_eth0_data.speed = SPEED_100;
+	ar71xx_eth0_data.duplex = DUPLEX_FULL;
+	ar71xx_eth0_data.phy_mask = BIT(4);
+
+	ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
+	ar71xx_eth1_data.speed = SPEED_1000;
+	ar71xx_eth1_data.duplex = DUPLEX_FULL;
+	ar71xx_eth1_data.has_ar7240_switch = 1;
+
+	ar71xx_add_device_mdio(0x0);
+	ar71xx_add_device_eth(1);
+	ar71xx_add_device_eth(0);
+
+	ar9xxx_add_device_wmac(ee, mac);
+}
+
+MIPS_MACHINE(AR71XX_MACH_TL_WR741ND_V4, "TL-WR741ND-v4",
+	     "TP-LINK TL-WR741ND v4", tl_wr741ndv4_setup);