LXR linux/sound/soc/codecs/adau1781-i2c.c

   1/*
   2 * Driver for ADAU1381/ADAU1781 CODEC
   3 *
   4 * Copyright 2014 Analog Devices Inc.
   5 *  Author: Lars-Peter Clausen <lars@metafoo.de>
   6 *
   7 * Licensed under the GPL-2.
   8 */
   9
  10#include <linux/i2c.h>
  11#include <linux/mod_devicetable.h>
  12#include <linux/module.h>
  13#include <linux/regmap.h>
  14#include <sound/soc.h>
  15
  16#include "adau1781.h"
  17
  18static int adau1781_i2c_probe(struct i2c_client *client,
  19        const struct i2c_device_id *id)
  20{
  21        struct regmap_config config;
  22
  23        config = adau1781_regmap_config;
  24        config.val_bits = 8;
  25        config.reg_bits = 16;
  26
  27        return adau1781_probe(&client->dev,
  28                devm_regmap_init_i2c(client, &config),
  29                id->driver_data, NULL);
  30}
  31
  32static int adau1781_i2c_remove(struct i2c_client *client)
  33{
  34        adau17x1_remove(&client->dev);
  35        return 0;
  36}
  37
  38static const struct i2c_device_id adau1781_i2c_ids[] = {
  39        { "adau1381", ADAU1381 },
  40        { "adau1781", ADAU1781 },
  41        { }
  42};
  43MODULE_DEVICE_TABLE(i2c, adau1781_i2c_ids);
  44
  45#if defined(CONFIG_OF)
  46static const struct of_device_id adau1781_i2c_dt_ids[] = {
  47        { .compatible = "adi,adau1381", },
  48        { .compatible = "adi,adau1781", },
  49        { },
  50};
  51MODULE_DEVICE_TABLE(of, adau1781_i2c_dt_ids);
  52#endif
  53
  54static struct i2c_driver adau1781_i2c_driver = {
  55        .driver = {
  56                .name = "adau1781",
  57                .of_match_table = of_match_ptr(adau1781_i2c_dt_ids),
  58        },
  59        .probe = adau1781_i2c_probe,
  60        .remove = adau1781_i2c_remove,
  61        .id_table = adau1781_i2c_ids,
  62};
  63module_i2c_driver(adau1781_i2c_driver);
  64
  65MODULE_DESCRIPTION("ASoC ADAU1381/ADAU1781 CODEC I2C driver");
  66MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
  67MODULE_LICENSE("GPL");
  68