1. 根目录:
2. include
3. linux
4. platform_data
5. pn544.h

/*
 * Driver include for the PN544 NFC chip.
 *
 * Copyright (C) Nokia Corporation
 *
 * Author: Jari Vanhala <ext-jari.vanhala@nokia.com>
 * Contact: Matti Aaltoenn <matti.j.aaltonen@nokia.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see <http://www.gnu.org/licenses/>.
 */

#ifndef _PN544_H_
#define _PN544_H_

#include <linux/i2c.h>

enum {
	NFC_GPIO_ENABLE,
	NFC_GPIO_FW_RESET,
	NFC_GPIO_IRQ
};

/* board config */
struct pn544_nfc_platform_data {
	int (*request_resources) (struct i2c_client *client);
	void (*free_resources) (void);
	void (*enable) (int fw);
	int (*test) (void);
	void (*disable) (void);
	int (*get_gpio)(int type);
};

#endif /* _PN544_H_ */