Quelle  cs42l51-i2c.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-only
/*
 * cs42l56.c -- CS42L51 ALSA SoC I2C audio driver
 *
 * Copyright 2014 CirrusLogic, Inc.
 *
 * Author: Brian Austin <brian.austin@cirrus.com>
 */

#include <linux/i2c.h>
#include <linux/module.h>
#include <sound/soc.h>

#include "cs42l51.h"

static const struct i2c_device_id cs42l51_i2c_id[] = {
 { "cs42l51" },
 { }
};
MODULE_DEVICE_TABLE(i2c, cs42l51_i2c_id);

static const struct of_device_id cs42l51_of_match[] = {
 { .compatible = "cirrus,cs42l51", },
 { }
};
MODULE_DEVICE_TABLE(of, cs42l51_of_match);

static int cs42l51_i2c_probe(struct i2c_client *i2c)
{
 struct regmap_config config;

 config = cs42l51_regmap;

 return cs42l51_probe(&i2c->dev, devm_regmap_init_i2c(i2c, &config));
}

static void cs42l51_i2c_remove(struct i2c_client *i2c)
{
 cs42l51_remove(&i2c->dev);
}

static const struct dev_pm_ops cs42l51_pm_ops = {
 SYSTEM_SLEEP_PM_OPS(cs42l51_suspend, cs42l51_resume)
};

static struct i2c_driver cs42l51_i2c_driver = {
 .driver = {
  .name = "cs42l51",
  .of_match_table = cs42l51_of_match,
  .pm = &cs42l51_pm_ops,
 },
 .probe = cs42l51_i2c_probe,
 .remove = cs42l51_i2c_remove,
 .id_table = cs42l51_i2c_id,
};

module_i2c_driver(cs42l51_i2c_driver);

MODULE_DESCRIPTION("ASoC CS42L51 I2C Driver");
MODULE_AUTHOR("Brian Austin, Cirrus Logic Inc, ");
MODULE_LICENSE("GPL");