aw-nr580: add GPIO buttons

SVN-Revision: 14682

target/linux/ar71xx/files/arch/mips/ar71xx/mach-aw-nr580.c

@@ -22,6 +22,11 @@
 
 #include "devices.h"
 
+#define AW_NR580_GPIO_BTN_WPS		3
+#define AW_NR580_GPIO_BTN_RESET		11
+
+#define AW_NR580_BUTTONS_POLL_INTERVAL	20
+
 static struct spi_board_info aw_nr580_spi_info[] = {
 	{
 		.bus_num	= 0,
@@ -31,10 +36,32 @@ static struct spi_board_info aw_nr580_spi_info[] = {
 	}
 };
 
+static struct gpio_button aw_nr580_gpio_buttons[] __initdata = {
+	{
+		.desc		= "reset",
+		.type		= EV_KEY,
+		.code		= BTN_0,
+		.threshold	= 5,
+		.gpio		= AW_NR580_GPIO_BTN_RESET,
+		.active_low	= 1,
+	}, {
+		.desc		= "wps",
+		.type		= EV_KEY,
+		.code		= BTN_1,
+		.threshold	= 5,
+		.gpio		= AW_NR580_GPIO_BTN_WPS,
+		.active_low	= 1,
+	}
+};
+
 static void __init aw_nr580_setup(void)
 {
 	ar71xx_add_device_spi(NULL, aw_nr580_spi_info,
 					ARRAY_SIZE(aw_nr580_spi_info));
+
+	ar71xx_add_device_gpio_buttons(-1, AW_NR580_BUTTONS_POLL_INTERVAL,
+					ARRAY_SIZE(aw_nr580_gpio_buttons),
+					aw_nr580_gpio_buttons);
 }
 
 MIPS_MACHINE(AR71XX_MACH_AW_NR580, "AzureWave AW-NR580", aw_nr580_setup);