linuxdebug/include/linux/platform_data/keypad-ep93xx.h

33 lines
1.0 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KEYPAD_EP93XX_H
#define __KEYPAD_EP93XX_H
struct matrix_keymap_data;
/* flags for the ep93xx_keypad driver */
#define EP93XX_KEYPAD_DISABLE_3_KEY (1<<0) /* disable 3-key reset */
#define EP93XX_KEYPAD_DIAG_MODE (1<<1) /* diagnostic mode */
#define EP93XX_KEYPAD_BACK_DRIVE (1<<2) /* back driving mode */
#define EP93XX_KEYPAD_TEST_MODE (1<<3) /* scan only column 0 */
#define EP93XX_KEYPAD_AUTOREPEAT (1<<4) /* enable key autorepeat */
/**
* struct ep93xx_keypad_platform_data - platform specific device structure
* @keymap_data: pointer to &matrix_keymap_data
* @debounce: debounce start count; terminal count is 0xff
* @prescale: row/column counter pre-scaler load value
* @flags: see above
*/
struct ep93xx_keypad_platform_data {
struct matrix_keymap_data *keymap_data;
unsigned int debounce;
unsigned int prescale;
unsigned int flags;
unsigned int clk_rate;
};
#define EP93XX_MATRIX_ROWS (8)
#define EP93XX_MATRIX_COLS (8)
#endif /* __KEYPAD_EP93XX_H */