1 files changed, 3 insertions, 1 deletions

diff --git a/include/linux/gpio_keys.h b/include/linux/gpio_keys.h
index b5ca4b2c08e..50f7ced738a 100644
--- a/include/linux/gpio_keys.h
+++ b/include/linux/gpio_keys.h
@@ -4,7 +4,7 @@
 struct gpio_keys_button {
         /* Configuration parameters */
         unsigned int code;      /* input event code (KEY_*, SW_*) */
-        int gpio;
+        int gpio;               /* -1 if this key does not support gpio */
         int active_low;
         const char *desc;
         unsigned int type;      /* input event type (EV_KEY, EV_SW, EV_ABS) */
@@ -12,6 +12,7 @@ struct gpio_keys_button {
         int debounce_interval;  /* debounce ticks interval in msecs */
         bool can_disable;
         int value;              /* axis value for EV_ABS */
+        unsigned int irq;       /* Irq number in case of interrupt keys */
 };
 
 struct gpio_keys_platform_data {
@@ -23,6 +24,7 @@ struct gpio_keys_platform_data {
         int (*enable)(struct device *dev);
         void (*disable)(struct device *dev);
         const char *name;               /* input device name */
+        int (*wakeup_key)(void);
 };
 
 #endif