include/linux/gpio_keys.h

   1 #ifndef _GPIO_KEYS_H
   2 #define _GPIO_KEYS_H
   3
   4 struct gpio_keys_button {
   5         /* Configuration parameters */
   6         unsigned int code;      /* input event code (KEY_*, SW_*) */
   7         int gpio;
   8         int active_low;
   9         const char *desc;
  10         unsigned int type;      /* input event type (EV_KEY, EV_SW, EV_ABS) */
  11         int wakeup;             /* configure the button as a wake-up source */
  12         int debounce_interval;  /* debounce ticks interval in msecs */
  13         bool can_disable;
  14         int value;              /* axis value for EV_ABS */
  15 };
  16
  17 struct gpio_keys_platform_data {
  18         struct gpio_keys_button *buttons;
  19         int nbuttons;
  20         unsigned int poll_interval;     /* polling interval in msecs -
  21                                            for polling driver only */
  22         unsigned int rep:1;             /* enable input subsystem auto repeat */
  23         int (*enable)(struct device *dev);
  24         void (*disable)(struct device *dev);
  25         const char *name;               /* input device name */
  26 };
  27
  28 #endif