linux/sound/soc/codecs/adau1781-i2c.c
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   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * Driver for ADAU1381/ADAU1781 CODEC
   4 *
   5 * Copyright 2014 Analog Devices Inc.
   6 *  Author: Lars-Peter Clausen <lars@metafoo.de>
   7 */
   8
   9#include <linux/i2c.h>
  10#include <linux/mod_devicetable.h>
  11#include <linux/module.h>
  12#include <linux/regmap.h>
  13#include <sound/soc.h>
  14
  15#include "adau1781.h"
  16
  17static int adau1781_i2c_probe(struct i2c_client *client,
  18        const struct i2c_device_id *id)
  19{
  20        struct regmap_config config;
  21
  22        config = adau1781_regmap_config;
  23        config.val_bits = 8;
  24        config.reg_bits = 16;
  25
  26        return adau1781_probe(&client->dev,
  27                devm_regmap_init_i2c(client, &config),
  28                id->driver_data, NULL);
  29}
  30
  31static int adau1781_i2c_remove(struct i2c_client *client)
  32{
  33        adau17x1_remove(&client->dev);
  34        return 0;
  35}
  36
  37static const struct i2c_device_id adau1781_i2c_ids[] = {
  38        { "adau1381", ADAU1381 },
  39        { "adau1781", ADAU1781 },
  40        { }
  41};
  42MODULE_DEVICE_TABLE(i2c, adau1781_i2c_ids);
  43
  44#if defined(CONFIG_OF)
  45static const struct of_device_id adau1781_i2c_dt_ids[] = {
  46        { .compatible = "adi,adau1381", },
  47        { .compatible = "adi,adau1781", },
  48        { },
  49};
  50MODULE_DEVICE_TABLE(of, adau1781_i2c_dt_ids);
  51#endif
  52
  53static struct i2c_driver adau1781_i2c_driver = {
  54        .driver = {
  55                .name = "adau1781",
  56                .of_match_table = of_match_ptr(adau1781_i2c_dt_ids),
  57        },
  58        .probe = adau1781_i2c_probe,
  59        .remove = adau1781_i2c_remove,
  60        .id_table = adau1781_i2c_ids,
  61};
  62module_i2c_driver(adau1781_i2c_driver);
  63
  64MODULE_DESCRIPTION("ASoC ADAU1381/ADAU1781 CODEC I2C driver");
  65MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
  66MODULE_LICENSE("GPL");
  67