ar71xx: add support for dir 505 a1

this patch is based on ...

-> https://forum.openwrt.org/viewtopic.php?pid=179902#p179902

Signed-off-by: John Crispin <blogic@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37703 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 126 insertions, 0 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-dir-505-a1.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-dir-505-a1.c
new file mode 100644
index 0000000000..651bb7687e
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-dir-505-a1.c
@@ -0,0 +1,126 @@
+/*
+ *  DLink DIR-505 A1 board support
+ *
+ *  Copyright (C) 2013 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 "dev-usb.h"
+#include "machtypes.h"
+
+#define DIR_505A1_GPIO_BTN_WPS         11 /* verify */
+#define DIR_505A1_GPIO_BTN_RESET       12 /* verify */
+
+#define DIR_505A1_GPIO_LED_RED         26 /* unused, fyi */
+#define DIR_505A1_GPIO_LED_GREEN       27
+
+#define DIR_505A1_GPIO_WAN_LED_ENABLE  1
+
+#define DIR_505A1_KEYS_POLL_INTERVAL   20      /* msecs */
+#define DIR_505A1_KEYS_DEBOUNCE_INTERVAL (3 * DIR_505A1_KEYS_POLL_INTERVAL)
+
+#define DIR_505A1_ART_ADDRESS          0x1f010000
+#define DIR_505A1_CALDATA_OFFSET       0x1000
+#define DIR_505A1_LAN_MAC_ADDRESS      0x1f020004
+#define DIR_505A1_WAN_MAC_ADDRESS      0x1f020016
+
+static struct gpio_led dir_505_a1_leds_gpio[] __initdata = {
+	{
+		.name		= "d-link:green:power",
+		.gpio		= DIR_505A1_GPIO_LED_GREEN,
+		.active_low	= 1,
+	}, {
+		.name		= "d-link:red:status",
+		.gpio		= DIR_505A1_GPIO_LED_RED,
+		.active_low	= 1,
+	},
+};
+
+static struct gpio_keys_button dir_505_a1_gpio_keys[] __initdata = {
+	{
+		.desc		= "Reset button",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.debounce_interval = DIR_505A1_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= DIR_505A1_GPIO_BTN_RESET,
+		.active_low	= 1,
+	}, {
+		.desc		= "WPS button",
+		.type		= EV_KEY,
+		.code		= KEY_WPS_BUTTON,
+		.debounce_interval = DIR_505A1_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= DIR_505A1_GPIO_BTN_WPS,
+		.active_low	= 1,
+	}
+};
+
+static void __init dir_505_a1_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 dir_505_a1_setup(void)
+{
+	u8 *art = (u8 *) KSEG1ADDR(DIR_505A1_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(DIR_505A1_GPIO_WAN_LED_ENABLE,
+		GPIOF_OUT_INIT_LOW, "WAN LED enable");
+
+	ath79_register_leds_gpio(-1, ARRAY_SIZE(dir_505_a1_leds_gpio),
+		dir_505_a1_leds_gpio);
+
+	ath79_register_gpio_keys_polled(1, DIR_505A1_KEYS_POLL_INTERVAL,
+		ARRAY_SIZE(dir_505_a1_gpio_keys),
+		dir_505_a1_gpio_keys);
+
+	ath79_register_m25p80(NULL);
+
+	ath79_register_usb();
+
+	dir_505_a1_read_ascii_mac(lan_mac, DIR_505A1_LAN_MAC_ADDRESS);
+	dir_505_a1_read_ascii_mac(wan_mac, DIR_505A1_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 + DIR_505A1_CALDATA_OFFSET, lan_mac);
+}
+
+MIPS_MACHINE(ATH79_MACH_DIR_505_A1, "DIR-505-A1",
+		"D-Link DIR-505 rev. A1", dir_505_a1_setup);