include/linux/platform_data/keypad-ep93xx.h

   1 #ifndef __KEYPAD_EP93XX_H
   2 #define __KEYPAD_EP93XX_H
   3
   4 struct matrix_keymap_data;
   5
   6 /* flags for the ep93xx_keypad driver */
   7 #define EP93XX_KEYPAD_DISABLE_3_KEY     (1<<0)  /* disable 3-key reset */
   8 #define EP93XX_KEYPAD_DIAG_MODE         (1<<1)  /* diagnostic mode */
   9 #define EP93XX_KEYPAD_BACK_DRIVE        (1<<2)  /* back driving mode */
  10 #define EP93XX_KEYPAD_TEST_MODE         (1<<3)  /* scan only column 0 */
  11 #define EP93XX_KEYPAD_KDIV              (1<<4)  /* 1/4 clock or 1/16 clock */
  12 #define EP93XX_KEYPAD_AUTOREPEAT        (1<<5)  /* enable key autorepeat */
  13
  14 /**
  15  * struct ep93xx_keypad_platform_data - platform specific device structure
  16  * @keymap_data:        pointer to &matrix_keymap_data
  17  * @debounce:           debounce start count; terminal count is 0xff
  18  * @prescale:           row/column counter pre-scaler load value
  19  * @flags:              see above
  20  */
  21 struct ep93xx_keypad_platform_data {
  22         struct matrix_keymap_data *keymap_data;
  23         unsigned int    debounce;
  24         unsigned int    prescale;
  25         unsigned int    flags;
  26 };
  27
  28 #define EP93XX_MATRIX_ROWS              (8)
  29 #define EP93XX_MATRIX_COLS              (8)
  30
  31 #endif  /* __KEYPAD_EP93XX_H */