soc/codecs/adau1977-i2c.c

0001 // SPDX-License-Identifier: GPL-2.0-only
0002 /*
0003  * ADAU1977/ADAU1978/ADAU1979 driver
0004  *
0005  * Copyright 2014 Analog Devices Inc.
0006  *  Author: Lars-Peter Clausen <lars@metafoo.de>
0007  */
0008
0009 #include <linux/i2c.h>
0010 #include <linux/mod_devicetable.h>
0011 #include <linux/module.h>
0012 #include <linux/regmap.h>
0013 #include <sound/soc.h>
0014
0015 #include "adau1977.h"
0016
0017 static const struct i2c_device_id adau1977_i2c_ids[];
0018
0019 static int adau1977_i2c_probe(struct i2c_client *client)
0020 {
0021     struct regmap_config config;
0022     const struct i2c_device_id *id = i2c_match_id(adau1977_i2c_ids, client);
0023
0024     config = adau1977_regmap_config;
0025     config.val_bits = 8;
0026     config.reg_bits = 8;
0027
0028     return adau1977_probe(&client->dev,
0029         devm_regmap_init_i2c(client, &config),
0030         id->driver_data, NULL);
0031 }
0032
0033 static const struct i2c_device_id adau1977_i2c_ids[] = {
0034     { "adau1977", ADAU1977 },
0035     { "adau1978", ADAU1978 },
0036     { "adau1979", ADAU1978 },
0037     { }
0038 };
0039 MODULE_DEVICE_TABLE(i2c, adau1977_i2c_ids);
0040
0041 static struct i2c_driver adau1977_i2c_driver = {
0042     .driver = {
0043         .name = "adau1977",
0044     },
0045     .probe_new = adau1977_i2c_probe,
0046     .id_table = adau1977_i2c_ids,
0047 };
0048 module_i2c_driver(adau1977_i2c_driver);
0049
0050 MODULE_DESCRIPTION("ASoC ADAU1977/ADAU1978/ADAU1979 driver");
0051 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
0052 MODULE_LICENSE("GPL");