ar71xx: add support for the TRENDnet TEW-712BR board

SVN-Revision: 33231

1 files changed, 163 insertions, 0 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-tew-712br.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-tew-712br.c
new file mode 100644
index 0000000000..b0bc51bfeb
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-tew-712br.c
@@ -0,0 +1,163 @@
+/*
+ *  TRENDnet TEW-712BR board support
+ *
+ *  Copyright (C) 2012 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/gpio.h>
+
+#include <asm/mach-ath79/ath79.h>
+#include <asm/mach-ath79/ar71xx_regs.h>
+
+#include "common.h"
+#include "dev-eth.h"
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+#include "dev-m25p80.h"
+#include "dev-wmac.h"
+#include "machtypes.h"
+
+#define TEW_712BR_GPIO_BTN_WPS		11
+#define TEW_712BR_GPIO_BTN_RESET	12
+
+#define TEW_712BR_GPIO_LED_LAN1		13
+#define TEW_712BR_GPIO_LED_LAN2		14
+#define TEW_712BR_GPIO_LED_LAN3		15
+#define TEW_712BR_GPIO_LED_LAN4		16
+#define TEW_712BR_GPIO_LED_POWER_GREEN	20
+#define TEW_712BR_GPIO_LED_POWER_ORANGE	27
+#define TEW_712BR_GPIO_LED_WAN_GREEN	17
+#define TEW_712BR_GPIO_LED_WAN_ORANGE	23
+#define TEW_712BR_GPIO_LED_WLAN		0
+#define TEW_712BR_GPIO_LED_WPS		26
+
+#define TEW_712BR_GPIO_WAN_LED_ENABLE	1
+
+#define TEW_712BR_KEYS_POLL_INTERVAL	20	/* msecs */
+#define TEW_712BR_KEYS_DEBOUNCE_INTERVAL (3 * TEW_712BR_KEYS_POLL_INTERVAL)
+
+#define TEW_712BR_ART_ADDRESS		0x1f010000
+#define TEW_712BR_CALDATA_OFFSET	0x1000
+#define TEW_712BR_LAN_MAC_ADDRESS	0x1f020004
+#define TEW_712BR_WAN_MAC_ADDRESS	0x1f020016
+
+static struct gpio_led tew_712br_leds_gpio[] __initdata = {
+	{
+		.name		= "trendnet:green:lan1",
+		.gpio		= TEW_712BR_GPIO_LED_LAN1,
+		.active_low	= 0,
+	}, {
+		.name		= "trendnet:green:lan2",
+		.gpio		= TEW_712BR_GPIO_LED_LAN2,
+		.active_low	= 0,
+	}, {
+		.name		= "trendnet:green:lan3",
+		.gpio		= TEW_712BR_GPIO_LED_LAN3,
+		.active_low	= 0,
+	}, {
+		.name		= "trendnet:green:lan4",
+		.gpio		= TEW_712BR_GPIO_LED_LAN4,
+		.active_low	= 0,
+	}, {
+		.name		= "trendnet:blue:wps",
+		.gpio		= TEW_712BR_GPIO_LED_WPS,
+		.active_low	= 1,
+	}, {
+		.name		= "trendnet:green:power",
+		.gpio		= TEW_712BR_GPIO_LED_POWER_GREEN,
+		.active_low	= 0,
+	}, {
+		.name		= "trendnet:orange:power",
+		.gpio		= TEW_712BR_GPIO_LED_POWER_ORANGE,
+		.active_low	= 0,
+	}, {
+		.name		= "trendnet:green:wan",
+		.gpio		= TEW_712BR_GPIO_LED_WAN_GREEN,
+		.active_low	= 1,
+	}, {
+		.name		= "trendnet:orange:wan",
+		.gpio		= TEW_712BR_GPIO_LED_WAN_ORANGE,
+		.active_low	= 0,
+	}, {
+		.name		= "trendnet:green:wlan",
+		.gpio		= TEW_712BR_GPIO_LED_WLAN,
+		.active_low	= 0,
+	},
+};
+
+static struct gpio_keys_button tew_712br_gpio_keys[] __initdata = {
+	{
+		.desc		= "Reset button",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.debounce_interval = TEW_712BR_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= TEW_712BR_GPIO_BTN_RESET,
+		.active_low	= 1,
+	}, {
+		.desc		= "WPS button",
+		.type		= EV_KEY,
+		.code		= KEY_WPS_BUTTON,
+		.debounce_interval = TEW_712BR_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= TEW_712BR_GPIO_BTN_WPS,
+		.active_low	= 1,
+	}
+};
+
+static void __init tew_712br_read_ascii_mac(u8 *dest, unsigned int src_addr)
+{
+	int ret;
+	u8 *src = (u8 *)KSEG1ADDR(src_addr);
+
+	ret = sscanf(src, "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx",
+		     &dest[0], &dest[1], &dest[2],
+		     &dest[3], &dest[4], &dest[5]);
+
+	if (ret != ETH_ALEN)
+		memset(dest, 0, ETH_ALEN);
+}
+
+static void __init tew_712br_setup(void)
+{
+	u8 *art = (u8 *) KSEG1ADDR(TEW_712BR_ART_ADDRESS);
+	u8 lan_mac[ETH_ALEN];
+	u8 wan_mac[ETH_ALEN];
+
+	ath79_setup_ar933x_phy4_switch(false, false);
+
+	ath79_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
+				    AR933X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
+				    AR933X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
+				    AR933X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
+				    AR933X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
+
+	gpio_request_one(TEW_712BR_GPIO_WAN_LED_ENABLE,
+			 GPIOF_OUT_INIT_LOW, "WAN LED enable");
+
+	ath79_register_leds_gpio(-1, ARRAY_SIZE(tew_712br_leds_gpio),
+				 tew_712br_leds_gpio);
+
+	ath79_register_gpio_keys_polled(1, TEW_712BR_KEYS_POLL_INTERVAL,
+					ARRAY_SIZE(tew_712br_gpio_keys),
+					tew_712br_gpio_keys);
+
+	ath79_register_m25p80(NULL);
+
+	tew_712br_read_ascii_mac(lan_mac, TEW_712BR_LAN_MAC_ADDRESS);
+	tew_712br_read_ascii_mac(wan_mac, TEW_712BR_WAN_MAC_ADDRESS);
+
+	ath79_init_mac(ath79_eth0_data.mac_addr, wan_mac, 0);
+	ath79_init_mac(ath79_eth1_data.mac_addr, lan_mac, 0);
+
+	ath79_register_mdio(0, 0x0);
+	ath79_register_eth(1);
+	ath79_register_eth(0);
+
+	ath79_register_wmac(art + TEW_712BR_CALDATA_OFFSET, wan_mac);
+}
+
+MIPS_MACHINE(ATH79_MACH_TEW_712BR, "TEW-712BR",
+	     "TRENDnet TEW-712BR", tew_712br_setup);