soc/codecs/adau1781-i2c.c

0001 // SPDX-License-Identifier: GPL-2.0-only
0002 /*
0003  * Driver for ADAU1381/ADAU1781 CODEC
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 "adau1781.h"
0016
0017 static const struct i2c_device_id adau1781_i2c_ids[];
0018
0019 static int adau1781_i2c_probe(struct i2c_client *client)
0020 {
0021     struct regmap_config config;
0022     const struct i2c_device_id *id = i2c_match_id(adau1781_i2c_ids, client);
0023
0024     config = adau1781_regmap_config;
0025     config.val_bits = 8;
0026     config.reg_bits = 16;
0027
0028     return adau1781_probe(&client->dev,
0029         devm_regmap_init_i2c(client, &config),
0030         id->driver_data, NULL);
0031 }
0032
0033 static int adau1781_i2c_remove(struct i2c_client *client)
0034 {
0035     adau17x1_remove(&client->dev);
0036     return 0;
0037 }
0038
0039 static const struct i2c_device_id adau1781_i2c_ids[] = {
0040     { "adau1381", ADAU1381 },
0041     { "adau1781", ADAU1781 },
0042     { }
0043 };
0044 MODULE_DEVICE_TABLE(i2c, adau1781_i2c_ids);
0045
0046 #if defined(CONFIG_OF)
0047 static const struct of_device_id adau1781_i2c_dt_ids[] = {
0048     { .compatible = "adi,adau1381", },
0049     { .compatible = "adi,adau1781", },
0050     { },
0051 };
0052 MODULE_DEVICE_TABLE(of, adau1781_i2c_dt_ids);
0053 #endif
0054
0055 static struct i2c_driver adau1781_i2c_driver = {
0056     .driver = {
0057         .name = "adau1781",
0058         .of_match_table = of_match_ptr(adau1781_i2c_dt_ids),
0059     },
0060     .probe_new = adau1781_i2c_probe,
0061     .remove = adau1781_i2c_remove,
0062     .id_table = adau1781_i2c_ids,
0063 };
0064 module_i2c_driver(adau1781_i2c_driver);
0065
0066 MODULE_DESCRIPTION("ASoC ADAU1381/ADAU1781 CODEC I2C driver");
0067 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
0068 MODULE_LICENSE("GPL");