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