1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __KEYPAD_EP93XX_H
3#define __KEYPAD_EP93XX_H
4
5struct matrix_keymap_data;
6
7/* flags for the ep93xx_keypad driver */
8#define EP93XX_KEYPAD_DISABLE_3_KEY	(1<<0)	/* disable 3-key reset */
9#define EP93XX_KEYPAD_DIAG_MODE		(1<<1)	/* diagnostic mode */
10#define EP93XX_KEYPAD_BACK_DRIVE	(1<<2)	/* back driving mode */
11#define EP93XX_KEYPAD_TEST_MODE		(1<<3)	/* scan only column 0 */
12#define EP93XX_KEYPAD_AUTOREPEAT	(1<<4)	/* 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 */
21struct ep93xx_keypad_platform_data {
22	struct matrix_keymap_data *keymap_data;
23	unsigned int	debounce;
24	unsigned int	prescale;
25	unsigned int	flags;
26	unsigned int	clk_rate;
27};
28
29#define EP93XX_MATRIX_ROWS		(8)
30#define EP93XX_MATRIX_COLS		(8)
31
32#endif	/* __KEYPAD_EP93XX_H */
33