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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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6a3d119b4c
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>
53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
/*
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* gpio.h -- GPIO driver for NXP PCF50633
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*
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* (C) 2006-2008 by Openmoko, Inc.
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#ifndef __LINUX_MFD_PCF50633_GPIO_H
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#define __LINUX_MFD_PCF50633_GPIO_H
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#include <linux/mfd/pcf50633/core.h>
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#define PCF50633_GPIO1 1
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#define PCF50633_GPIO2 2
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#define PCF50633_GPIO3 3
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#define PCF50633_GPO 4
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#define PCF50633_REG_GPIO1CFG 0x14
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#define PCF50633_REG_GPIO2CFG 0x15
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#define PCF50633_REG_GPIO3CFG 0x16
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#define PCF50633_REG_GPOCFG 0x17
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#define PCF50633_GPOCFG_GPOSEL_MASK 0x07
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enum pcf50633_reg_gpocfg {
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PCF50633_GPOCFG_GPOSEL_0 = 0x00,
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PCF50633_GPOCFG_GPOSEL_LED_NFET = 0x01,
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PCF50633_GPOCFG_GPOSEL_SYSxOK = 0x02,
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PCF50633_GPOCFG_GPOSEL_CLK32K = 0x03,
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PCF50633_GPOCFG_GPOSEL_ADAPUSB = 0x04,
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PCF50633_GPOCFG_GPOSEL_USBxOK = 0x05,
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PCF50633_GPOCFG_GPOSEL_ACTPH4 = 0x06,
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PCF50633_GPOCFG_GPOSEL_1 = 0x07,
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PCF50633_GPOCFG_GPOSEL_INVERSE = 0x08,
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};
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int pcf50633_gpio_set(struct pcf50633 *pcf, int gpio, u8 val);
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u8 pcf50633_gpio_get(struct pcf50633 *pcf, int gpio);
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int pcf50633_gpio_invert_set(struct pcf50633 *, int gpio, int invert);
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int pcf50633_gpio_invert_get(struct pcf50633 *pcf, int gpio);
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int pcf50633_gpio_power_supply_set(struct pcf50633 *,
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int gpio, int regulator, int on);
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#endif /* __LINUX_MFD_PCF50633_GPIO_H */
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