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 */
32