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/*
* 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);
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