linux/drivers/gpio/gpio-bd9571mwv.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * ROHM BD9571MWV-M and BD9574MWF-M GPIO driver
 *
 * Copyright (C) 2017 Marek Vasut <[email protected]>
 *
 * Based on the TPS65086 driver
 *
 * NOTE: Interrupts are not supported yet.
 */

#include <linux/gpio/driver.h>
#include <linux/mfd/rohm-generic.h>
#include <linux/module.h>
#include <linux/platform_device.h>

#include <linux/mfd/bd9571mwv.h>

struct bd9571mwv_gpio { … };

static int bd9571mwv_gpio_get_direction(struct gpio_chip *chip,
				       unsigned int offset)
{ … }

static int bd9571mwv_gpio_direction_input(struct gpio_chip *chip,
					 unsigned int offset)
{ … }

static int bd9571mwv_gpio_direction_output(struct gpio_chip *chip,
					  unsigned int offset, int value)
{ … }

static int bd9571mwv_gpio_get(struct gpio_chip *chip, unsigned int offset)
{ … }

static void bd9571mwv_gpio_set(struct gpio_chip *chip, unsigned int offset,
			      int value)
{ … }

static const struct gpio_chip template_chip = …;

static int bd9571mwv_gpio_probe(struct platform_device *pdev)
{ … }

static const struct platform_device_id bd9571mwv_gpio_id_table[] = …;
MODULE_DEVICE_TABLE(platform, bd9571mwv_gpio_id_table);

static struct platform_driver bd9571mwv_gpio_driver = …;
module_platform_driver(…) …;

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;