164 lines
4.3 KiB
C
164 lines
4.3 KiB
C
/*
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* TRENDnet TEW-712BR board support
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*
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* Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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#include <linux/gpio.h>
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#include <asm/mach-ath79/ath79.h>
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#include <asm/mach-ath79/ar71xx_regs.h>
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#include "common.h"
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#include "dev-eth.h"
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#include "dev-gpio-buttons.h"
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#include "dev-leds-gpio.h"
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#include "dev-m25p80.h"
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#include "dev-wmac.h"
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#include "machtypes.h"
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#define TEW_712BR_GPIO_BTN_WPS 11
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#define TEW_712BR_GPIO_BTN_RESET 12
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#define TEW_712BR_GPIO_LED_LAN1 13
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#define TEW_712BR_GPIO_LED_LAN2 14
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#define TEW_712BR_GPIO_LED_LAN3 15
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#define TEW_712BR_GPIO_LED_LAN4 16
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#define TEW_712BR_GPIO_LED_POWER_GREEN 20
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#define TEW_712BR_GPIO_LED_POWER_ORANGE 27
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#define TEW_712BR_GPIO_LED_WAN_GREEN 17
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#define TEW_712BR_GPIO_LED_WAN_ORANGE 23
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#define TEW_712BR_GPIO_LED_WLAN 0
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#define TEW_712BR_GPIO_LED_WPS 26
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#define TEW_712BR_GPIO_WAN_LED_ENABLE 1
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#define TEW_712BR_KEYS_POLL_INTERVAL 20 /* msecs */
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#define TEW_712BR_KEYS_DEBOUNCE_INTERVAL (3 * TEW_712BR_KEYS_POLL_INTERVAL)
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#define TEW_712BR_ART_ADDRESS 0x1f010000
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#define TEW_712BR_CALDATA_OFFSET 0x1000
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#define TEW_712BR_LAN_MAC_ADDRESS 0x1f020004
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#define TEW_712BR_WAN_MAC_ADDRESS 0x1f020016
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static struct gpio_led tew_712br_leds_gpio[] __initdata = {
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{
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.name = "trendnet:green:lan1",
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.gpio = TEW_712BR_GPIO_LED_LAN1,
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.active_low = 0,
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}, {
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.name = "trendnet:green:lan2",
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.gpio = TEW_712BR_GPIO_LED_LAN2,
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.active_low = 0,
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}, {
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.name = "trendnet:green:lan3",
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.gpio = TEW_712BR_GPIO_LED_LAN3,
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.active_low = 0,
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}, {
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.name = "trendnet:green:lan4",
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.gpio = TEW_712BR_GPIO_LED_LAN4,
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.active_low = 0,
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}, {
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.name = "trendnet:blue:wps",
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.gpio = TEW_712BR_GPIO_LED_WPS,
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.active_low = 1,
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}, {
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.name = "trendnet:green:power",
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.gpio = TEW_712BR_GPIO_LED_POWER_GREEN,
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.active_low = 0,
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}, {
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.name = "trendnet:orange:power",
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.gpio = TEW_712BR_GPIO_LED_POWER_ORANGE,
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.active_low = 0,
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}, {
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.name = "trendnet:green:wan",
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.gpio = TEW_712BR_GPIO_LED_WAN_GREEN,
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.active_low = 1,
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}, {
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.name = "trendnet:orange:wan",
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.gpio = TEW_712BR_GPIO_LED_WAN_ORANGE,
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.active_low = 0,
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}, {
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.name = "trendnet:green:wlan",
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.gpio = TEW_712BR_GPIO_LED_WLAN,
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.active_low = 0,
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},
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};
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static struct gpio_keys_button tew_712br_gpio_keys[] __initdata = {
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{
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.desc = "Reset button",
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.type = EV_KEY,
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.code = KEY_RESTART,
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.debounce_interval = TEW_712BR_KEYS_DEBOUNCE_INTERVAL,
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.gpio = TEW_712BR_GPIO_BTN_RESET,
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.active_low = 1,
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}, {
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.desc = "WPS button",
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.type = EV_KEY,
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.code = KEY_WPS_BUTTON,
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.debounce_interval = TEW_712BR_KEYS_DEBOUNCE_INTERVAL,
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.gpio = TEW_712BR_GPIO_BTN_WPS,
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.active_low = 1,
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}
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};
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static void __init tew_712br_read_ascii_mac(u8 *dest, unsigned int src_addr)
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{
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int ret;
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u8 *src = (u8 *)KSEG1ADDR(src_addr);
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ret = sscanf(src, "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx",
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&dest[0], &dest[1], &dest[2],
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&dest[3], &dest[4], &dest[5]);
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if (ret != ETH_ALEN)
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memset(dest, 0, ETH_ALEN);
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}
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static void __init tew_712br_setup(void)
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{
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u8 *art = (u8 *) KSEG1ADDR(TEW_712BR_ART_ADDRESS);
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u8 lan_mac[ETH_ALEN];
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u8 wan_mac[ETH_ALEN];
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ath79_setup_ar933x_phy4_switch(false, false);
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ath79_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
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AR933X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
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AR933X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
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AR933X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
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AR933X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
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gpio_request_one(TEW_712BR_GPIO_WAN_LED_ENABLE,
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GPIOF_OUT_INIT_LOW, "WAN LED enable");
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ath79_register_leds_gpio(-1, ARRAY_SIZE(tew_712br_leds_gpio),
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tew_712br_leds_gpio);
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ath79_register_gpio_keys_polled(1, TEW_712BR_KEYS_POLL_INTERVAL,
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ARRAY_SIZE(tew_712br_gpio_keys),
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tew_712br_gpio_keys);
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ath79_register_m25p80(NULL);
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tew_712br_read_ascii_mac(lan_mac, TEW_712BR_LAN_MAC_ADDRESS);
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tew_712br_read_ascii_mac(wan_mac, TEW_712BR_WAN_MAC_ADDRESS);
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ath79_init_mac(ath79_eth0_data.mac_addr, wan_mac, 0);
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ath79_init_mac(ath79_eth1_data.mac_addr, lan_mac, 0);
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ath79_register_mdio(0, 0x0);
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ath79_register_eth(1);
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ath79_register_eth(0);
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ath79_register_wmac(art + TEW_712BR_CALDATA_OFFSET, wan_mac);
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}
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MIPS_MACHINE(ATH79_MACH_TEW_712BR, "TEW-712BR",
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"TRENDnet TEW-712BR", tew_712br_setup);
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