add gpio-buttons devices

[openwrt/staging/mkresin.git] / target / linux / ar71xx / files / arch / mips / ar71xx / mach-wp543.c

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wp543.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wp543.c
index f8a2e3d7659489e890ebcc030308667a0a08e3f8..9044011ed4eba07b3591e6bfdb46bdae4009d6c4 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wp543.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wp543.c
@@ -12,17 +12,22 @@
 #include <linux/platform_device.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/flash.h>
+#include <linux/input.h>
 
 #include <asm/mips_machine.h>
 #include <asm/mach-ar71xx/ar71xx.h>
 #include <asm/mach-ar71xx/pci.h>
 #include <asm/mach-ar71xx/platform.h>
 
+#define WP543_GPIO_SW6         2
 #define WP543_GPIO_LED_1       3
 #define WP543_GPIO_LED_2       4
 #define WP543_GPIO_LED_WLAN    5
 #define WP543_GPIO_LED_CONN    6
 #define WP543_GPIO_LED_DIAG    7
+#define WP543_GPIO_SW4         8
+
+#define WP543_BUTTONS_POLL_INTERVAL    20
 
 static struct flash_platform_data wp543_flash_data = {
        /* TODO: add partition map */
@@ -74,6 +79,22 @@ static struct gpio_led wp543_leds_gpio[] __initdata = {
        }
 };
 
+static struct gpio_button wp543_gpio_buttons[] __initdata = {
+       {
+               .desc           = "sw6",
+               .type           = EV_KEY,
+               .code           = BTN_0,
+               .threshold      = 5,
+               .gpio           = WP543_GPIO_SW6,
+       }, {
+               .desc           = "sw4",
+               .type           = EV_KEY,
+               .code           = BTN_1,
+               .threshold      = 5,
+               .gpio           = WP543_GPIO_SW4,
+       }
+};
+
 static void __init wp543_setup(void)
 {
        ar71xx_add_device_spi(NULL, wp543_spi_info, ARRAY_SIZE(wp543_spi_info));
@@ -87,6 +108,10 @@ static void __init wp543_setup(void)
 
        ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wp543_leds_gpio),
                                        wp543_leds_gpio);
+
+       ar71xx_add_device_gpio_buttons(-1, WP543_BUTTONS_POLL_INTERVAL,
+                                       ARRAY_SIZE(wp543_gpio_buttons),
+                                       wp543_gpio_buttons);
 }
 
 MIPS_MACHINE(MACH_AR71XX_WP543, "Compex WP543", wp543_setup);