linux/drivers/mfd/as3711.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * AS3711 PMIC MFC driver
 *
 * Copyright (C) 2012 Renesas Electronics Corporation
 * Author: Guennadi Liakhovetski, <[email protected]>
 */

#include <linux/device.h>
#include <linux/err.h>
#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/mfd/as3711.h>
#include <linux/mfd/core.h>
#include <linux/of.h>
#include <linux/regmap.h>
#include <linux/slab.h>

enum { … };

/*
 * Ok to have it static: it is only used during probing and multiple I2C devices
 * cannot be probed simultaneously. Just make sure to avoid stale data.
 */
static struct mfd_cell as3711_subdevs[] = …;

static bool as3711_volatile_reg(struct device *dev, unsigned int reg)
{ … }

static bool as3711_precious_reg(struct device *dev, unsigned int reg)
{ … }

static bool as3711_readable_reg(struct device *dev, unsigned int reg)
{ … }

static const struct regmap_config as3711_regmap_config = …;

#ifdef CONFIG_OF
static const struct of_device_id as3711_of_match[] = …;
#endif

static int as3711_i2c_probe(struct i2c_client *client)
{ … }

static const struct i2c_device_id as3711_i2c_id[] = …;

static struct i2c_driver as3711_i2c_driver = …;

static int __init as3711_i2c_init(void)
{ … }
/* Initialise early */
subsys_initcall(as3711_i2c_init);