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ar71xx: add support for WIFI button on tp-link tl-mr3220v2

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The TP-LINK TL-MR3220 v2 has a button on the left side
labeled "WIFI". This is GPIO 24. This patch adds the
support for this button.

Signed-off-by: Vittorio Gambaletta <openwrt@vittgam.net>
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 36848
This commit is contained in:
Gabor Juhos 2013-06-04 13:25:54 +00:00
parent d187e3c32e
commit 5bb2e8030d
1 changed files with 23 additions and 3 deletions
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26
target/linux/ar71xx/files/arch/mips/ath79/mach-tl-wr741nd-v4.c
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@ -34,6 +34,9 @@
#define TL_WR741NDV4_GPIO_LED_LAN4 17 #define TL_WR741NDV4_GPIO_LED_LAN4 17
#define TL_WR741NDV4_GPIO_LED_SYSTEM 27 #define TL_WR741NDV4_GPIO_LED_SYSTEM 27
#define TL_MR3220V2_GPIO_BTN_WPS 11
#define TL_MR3220V2_GPIO_BTN_WIFI 24
#define TL_MR3220V2_GPIO_LED_3G 26 #define TL_MR3220V2_GPIO_LED_3G 26
#define TL_MR3220V2_GPIO_USB_POWER 8 #define TL_MR3220V2_GPIO_USB_POWER 8
@ -99,7 +102,6 @@ static struct gpio_keys_button tl_wr741ndv4_gpio_keys[] __initdata = {
.gpio = TL_WR741NDV4_GPIO_BTN_RESET, .gpio = TL_WR741NDV4_GPIO_BTN_RESET,
.active_low = 0, .active_low = 0,
}, { }, {
/* the WPS button is only present on the WR741ND v4 */
.desc = "WPS", .desc = "WPS",
.type = EV_KEY, .type = EV_KEY,
.code = KEY_WPS_BUTTON, .code = KEY_WPS_BUTTON,
@ -109,6 +111,24 @@ static struct gpio_keys_button tl_wr741ndv4_gpio_keys[] __initdata = {
} }
}; };
static struct gpio_keys_button tl_mr3220v2_gpio_keys[] __initdata = {
{
.desc = "WPS",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL,
.gpio = TL_MR3220V2_GPIO_BTN_WPS,
.active_low = 0,
}, {
.desc = "WIFI button",
.type = EV_KEY,
.code = KEY_RFKILL,
.debounce_interval = TL_WR741NDV4_KEYS_DEBOUNCE_INTERVAL,
.gpio = TL_MR3220V2_GPIO_BTN_WIFI,
.active_low = 0,
}
};
static void __init tl_ap121_setup(void) static void __init tl_ap121_setup(void)
{ {
u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00); u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
@ -159,8 +179,8 @@ static void __init tl_mr3220v2_setup(void)
ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr741ndv4_leds_gpio), ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr741ndv4_leds_gpio),
tl_wr741ndv4_leds_gpio); tl_wr741ndv4_leds_gpio);
ath79_register_gpio_keys_polled(1, TL_WR741NDV4_KEYS_POLL_INTERVAL, ath79_register_gpio_keys_polled(1, TL_WR741NDV4_KEYS_POLL_INTERVAL,
ARRAY_SIZE(tl_wr741ndv4_gpio_keys) - 1, ARRAY_SIZE(tl_mr3220v2_gpio_keys),
tl_wr741ndv4_gpio_keys); tl_mr3220v2_gpio_keys);
} }
MIPS_MACHINE(ATH79_MACH_TL_MR3220_V2, "TL-MR3220-v2", MIPS_MACHINE(ATH79_MACH_TL_MR3220_V2, "TL-MR3220-v2",