1 #ifndef _GPIO_KEYS_H 2 #define _GPIO_KEYS_H 3 4 struct gpio_keys_button { 5 /* Configuration parameters */ 6 int code; /* input event code (KEY_*, SW_*) */ 7 int gpio; 8 int active_low; 9 char *desc; 10 int type; /* input event type (EV_KEY, EV_SW) */ 11 }; 12 13 struct gpio_keys_platform_data { 14 struct gpio_keys_button *buttons; 15 int nbuttons; 16 }; 17 18 #endif 19