linux-stable/include/linux/mfd/pcf50633/gpio.h
Balaji Rao 6a3d119b4c mfd: PCF50633 gpio support
What the PCF05633 calls as a 'GPIO' is much more than the GPIO in the linux
sense and there are only 4 of them - which means, the gpiolib is not used
here.

Signed-off-by: Balaji Rao <balajirrao@openmoko.org>
Cc: Andy Green <andy@openmoko.com>
Signed-off-by: Samuel Ortiz <sameo@openedhand.com>
2009-01-11 01:34:24 +01:00

52 lines
1.5 KiB
C

/*
* 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 */