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 {
  16         struct regmap_config config;
  17
  18         config = cs4271_regmap_config;
  19         config.reg_bits = 8;
  20         config.val_bits = 8;
  21
  22         return cs4271_probe(&client->dev,
  23                             devm_regmap_init_i2c(client, &config));
  24 }
  25
  26 static const struct i2c_device_id cs4271_i2c_id[] = {
  27         { "cs4271", 0 },
  28         { }
  29 };
  30 MODULE_DEVICE_TABLE(i2c, cs4271_i2c_id);
  31
  32 static struct i2c_driver cs4271_i2c_driver = {
  33         .driver = {
  34                 .name = "cs4271",
  35                 .of_match_table = of_match_ptr(cs4271_dt_ids),
  36         },
  37         .probe_new = cs4271_i2c_probe,
  38         .id_table = cs4271_i2c_id,
  39 };
  40 module_i2c_driver(cs4271_i2c_driver);
  41
  42 MODULE_DESCRIPTION("ASoC CS4271 I2C Driver");
  43 MODULE_AUTHOR("Alexander Sverdlin <subaparts@yandex.ru>");
  44 MODULE_LICENSE("GPL");