sound/soc/codecs/cs4271-i2c.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * CS4271 I2C audio driver
   4  *
   5  * Copyright (c) 2010 Alexander Sverdlin <subaparts@yandex.ru>
   6  */
   7
   8 #include <linux/module.h>
   9 #include <linux/i2c.h>
  10 #include <linux/regmap.h>
  11 #include <sound/soc.h>
  12 #include "cs4271.h"
  13
  14 static int cs4271_i2c_probe(struct i2c_client *client,
  15                              const struct i2c_device_id *id)
  16 {
  17         struct regmap_config config;
  18
  19         config = cs4271_regmap_config;
  20         config.reg_bits = 8;
  21         config.val_bits = 8;
  22
  23         return cs4271_probe(&client->dev,
  24                             devm_regmap_init_i2c(client, &config));
  25 }
  26
  27 static const struct i2c_device_id cs4271_i2c_id[] = {
  28         { "cs4271", 0 },
  29         { }
  30 };
  31 MODULE_DEVICE_TABLE(i2c, cs4271_i2c_id);
  32
  33 static struct i2c_driver cs4271_i2c_driver = {
  34         .driver = {
  35                 .name = "cs4271",
  36                 .of_match_table = of_match_ptr(cs4271_dt_ids),
  37         },
  38         .probe = cs4271_i2c_probe,
  39         .id_table = cs4271_i2c_id,
  40 };
  41 module_i2c_driver(cs4271_i2c_driver);
  42
  43 MODULE_DESCRIPTION("ASoC CS4271 I2C Driver");
  44 MODULE_AUTHOR("Alexander Sverdlin <subaparts@yandex.ru>");
  45 MODULE_LICENSE("GPL");