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b017a016cc
The TP-Link TL-MR3020 has a three-state mode slider which was previously
integrated as a button (EV_KEY). This led to spurious activations of
failsafe mode.
Set the type for the button to switch (EV_SW), to avoid unintended
activations of failsafe mode.
Related: commit 27f3f493de ("gpio-button-hotplug: unify polled and
interrupt code")
Signed-off-by: David Bauer <mail@david-bauer.net>
127 lines
3.0 KiB
C
127 lines
3.0 KiB
C
/*
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* TP-LINK TL-MR3020 board support
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*
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* Copyright (C) 2011 dongyuqi <729650915@qq.com>
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* Copyright (C) 2011-2012 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 "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-usb.h"
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#include "dev-wmac.h"
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#include "machtypes.h"
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#define TL_MR3020_GPIO_LED_3G 27
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#define TL_MR3020_GPIO_LED_WLAN 0
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#define TL_MR3020_GPIO_LED_LAN 17
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#define TL_MR3020_GPIO_LED_WPS 26
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#define TL_MR3020_GPIO_BTN_WPS 11
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#define TL_MR3020_GPIO_BTN_SW1 18
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#define TL_MR3020_GPIO_BTN_SW2 20
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#define TL_MR3020_GPIO_USB_POWER 8
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#define TL_MR3020_KEYS_POLL_INTERVAL 20 /* msecs */
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#define TL_MR3020_KEYS_DEBOUNCE_INTERVAL (3 * TL_MR3020_KEYS_POLL_INTERVAL)
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static const char *tl_mr3020_part_probes[] = {
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"tp-link",
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NULL,
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};
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static struct flash_platform_data tl_mr3020_flash_data = {
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.part_probes = tl_mr3020_part_probes,
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};
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static struct gpio_led tl_mr3020_leds_gpio[] __initdata = {
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{
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.name = "tp-link:green:3g",
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.gpio = TL_MR3020_GPIO_LED_3G,
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.active_low = 1,
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},
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{
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.name = "tp-link:green:wlan",
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.gpio = TL_MR3020_GPIO_LED_WLAN,
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.active_low = 0,
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},
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{
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.name = "tp-link:green:lan",
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.gpio = TL_MR3020_GPIO_LED_LAN,
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.active_low = 1,
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},
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{
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.name = "tp-link:green:wps",
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.gpio = TL_MR3020_GPIO_LED_WPS,
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.active_low = 1,
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},
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};
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static struct gpio_keys_button tl_mr3020_gpio_keys[] __initdata = {
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{
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.desc = "wps",
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.type = EV_KEY,
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.code = KEY_WPS_BUTTON,
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.debounce_interval = TL_MR3020_KEYS_DEBOUNCE_INTERVAL,
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.gpio = TL_MR3020_GPIO_BTN_WPS,
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.active_low = 0,
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},
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{
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.desc = "sw1",
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.type = EV_SW,
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.code = BTN_0,
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.debounce_interval = TL_MR3020_KEYS_DEBOUNCE_INTERVAL,
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.gpio = TL_MR3020_GPIO_BTN_SW1,
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.active_low = 0,
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},
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{
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.desc = "sw2",
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.type = EV_SW,
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.code = BTN_1,
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.debounce_interval = TL_MR3020_KEYS_DEBOUNCE_INTERVAL,
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.gpio = TL_MR3020_GPIO_BTN_SW2,
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.active_low = 0,
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}
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};
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static void __init tl_mr3020_setup(void)
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{
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u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
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u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
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/* disable PHY_SWAP and PHY_ADDR_SWAP bits */
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ath79_setup_ar933x_phy4_switch(false, false);
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ath79_register_m25p80(&tl_mr3020_flash_data);
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ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_mr3020_leds_gpio),
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tl_mr3020_leds_gpio);
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ath79_register_gpio_keys_polled(-1, TL_MR3020_KEYS_POLL_INTERVAL,
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ARRAY_SIZE(tl_mr3020_gpio_keys),
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tl_mr3020_gpio_keys);
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gpio_request_one(TL_MR3020_GPIO_USB_POWER,
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GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
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"USB power");
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ath79_register_usb();
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ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
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ath79_register_mdio(0, 0x0);
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ath79_register_eth(0);
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ath79_register_wmac(ee, mac);
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}
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MIPS_MACHINE(ATH79_MACH_TL_MR3020, "TL-MR3020", "TP-LINK TL-MR3020",
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tl_mr3020_setup);
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