linux/drivers/gpio/gpio-creg-snps.c

// SPDX-License-Identifier: GPL-2.0+
//
// Synopsys CREG (Control REGisters) GPIO driver
//
// Copyright (C) 2018 Synopsys
// Author: Eugeniy Paltsev <[email protected]>

#include <linux/gpio/driver.h>
#include <linux/io.h>
#include <linux/of.h>
#include <linux/platform_device.h>

#define MAX_GPIO …

struct creg_layout { … };

struct creg_gpio { … };

static void creg_gpio_set(struct gpio_chip *gc, unsigned int offset, int val)
{ … }

static int creg_gpio_dir_out(struct gpio_chip *gc, unsigned int offset, int val)
{ … }

static int creg_gpio_validate_pg(struct device *dev, struct creg_gpio *hcg,
				 int i)
{ … }

static int creg_gpio_validate(struct device *dev, struct creg_gpio *hcg,
			      u32 ngpios)
{ … }

static const struct creg_layout hsdk_cs_ctl = …;

static const struct creg_layout axs10x_flsh_cs_ctl = …;

static const struct of_device_id creg_gpio_ids[] = …;

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

static struct platform_driver creg_gpio_snps_driver = …;
builtin_platform_driver(…) …;