1. 根目录:
2. include
3. linux
4. mfd
5. pcf50633
6. gpio.h

/*
 * gpio.h -- GPIO driver for NXP PCF50633
 *
 * (C) 2006-2008 by Openmoko, Inc.
 * All rights reserved.
 *
 * This program is free software; you can redistribute  it and/or modify it
 * under  the terms of  the GNU General  Public License as published by the
 * Free Software Foundation;  either version 2 of the  License, or (at your
 * option) any later version.
 */

#ifndef __LINUX_MFD_PCF50633_GPIO_H
#define __LINUX_MFD_PCF50633_GPIO_H

#include <linux/mfd/pcf50633/core.h>

#define PCF50633_GPIO1		1
#define PCF50633_GPIO2		2
#define PCF50633_GPIO3		3
#define PCF50633_GPO		4

#define PCF50633_REG_GPIO1CFG	0x14
#define PCF50633_REG_GPIO2CFG	0x15
#define PCF50633_REG_GPIO3CFG	0x16
#define PCF50633_REG_GPOCFG 	0x17

#define PCF50633_GPOCFG_GPOSEL_MASK	0x07

enum pcf50633_reg_gpocfg {
	PCF50633_GPOCFG_GPOSEL_0	= 0x00,
	PCF50633_GPOCFG_GPOSEL_LED_NFET	= 0x01,
	PCF50633_GPOCFG_GPOSEL_SYSxOK	= 0x02,
	PCF50633_GPOCFG_GPOSEL_CLK32K	= 0x03,
	PCF50633_GPOCFG_GPOSEL_ADAPUSB	= 0x04,
	PCF50633_GPOCFG_GPOSEL_USBxOK	= 0x05,
	PCF50633_GPOCFG_GPOSEL_ACTPH4	= 0x06,
	PCF50633_GPOCFG_GPOSEL_1	= 0x07,
	PCF50633_GPOCFG_GPOSEL_INVERSE	= 0x08,
};

int pcf50633_gpio_set(struct pcf50633 *pcf, int gpio, u8 val);
u8 pcf50633_gpio_get(struct pcf50633 *pcf, int gpio);

int pcf50633_gpio_invert_set(struct pcf50633 *, int gpio, int invert);
int pcf50633_gpio_invert_get(struct pcf50633 *pcf, int gpio);

int pcf50633_gpio_power_supply_set(struct pcf50633 *,
					int gpio, int regulator, int on);
#endif /* __LINUX_MFD_PCF50633_GPIO_H */