1. 根目录:
2. include
3. linux
4. platform_data
5. keypad-w90p910.h

#ifndef __ASM_ARCH_W90P910_KEYPAD_H
#define __ASM_ARCH_W90P910_KEYPAD_H

#include <linux/input/matrix_keypad.h>

extern void mfp_set_groupi(struct device *dev);

struct w90p910_keypad_platform_data {
	const struct matrix_keymap_data *keymap_data;

	unsigned int	prescale;
	unsigned int	debounce;
};

#endif /* __ASM_ARCH_W90P910_KEYPAD_H */