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Sachin Kamat4e353ed2013-12-27 17:13:17 -08001#ifndef __KEYPAD_EP93XX_H
2#define __KEYPAD_EP93XX_H
H Hartley Sweetene06003a2009-04-18 23:43:57 -07003
H Hartley Sweetena5abd952010-01-13 00:34:12 -08004struct matrix_keymap_data;
5
H Hartley Sweetene06003a2009-04-18 23:43:57 -07006/* 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
H Hartley Sweetena5abd952010-01-13 00:34:12 -080016 * @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
H Hartley Sweetene06003a2009-04-18 23:43:57 -070020 */
21struct ep93xx_keypad_platform_data {
H Hartley Sweetena5abd952010-01-13 00:34:12 -080022 struct matrix_keymap_data *keymap_data;
H Hartley Sweetene06003a2009-04-18 23:43:57 -070023 unsigned int debounce;
24 unsigned int prescale;
25 unsigned int flags;
26};
27
H Hartley Sweeten60214f02009-12-15 08:39:51 -080028#define EP93XX_MATRIX_ROWS (8)
29#define EP93XX_MATRIX_COLS (8)
H Hartley Sweetene06003a2009-04-18 23:43:57 -070030
Sachin Kamat4e353ed2013-12-27 17:13:17 -080031#endif /* __KEYPAD_EP93XX_H */