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kernel/linux-rt-4.4.41/sound/soc/codecs/es8328-i2c.c 1.36 KB
5113f6f70   김현기   kernel add
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  /*
   * es8328-i2c.c  --  ES8328 ALSA SoC I2C Audio driver
   *
   * Copyright 2014 Sutajio Ko-Usagi PTE LTD
   *
   * Author: Sean Cross <xobs@kosagi.com>
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
   */
  
  #include <linux/module.h>
  #include <linux/i2c.h>
  #include <linux/regmap.h>
  
  #include <sound/soc.h>
  
  #include "es8328.h"
  
  static const struct i2c_device_id es8328_id[] = {
  	{ "es8328", 0 },
  	{ }
  };
  MODULE_DEVICE_TABLE(i2c, es8328_id);
  
  static const struct of_device_id es8328_of_match[] = {
  	{ .compatible = "everest,es8328", },
  	{ }
  };
  MODULE_DEVICE_TABLE(of, es8328_of_match);
  
  static int es8328_i2c_probe(struct i2c_client *i2c,
  			    const struct i2c_device_id *id)
  {
  	return es8328_probe(&i2c->dev,
  			devm_regmap_init_i2c(i2c, &es8328_regmap_config));
  }
  
  static int es8328_i2c_remove(struct i2c_client *i2c)
  {
  	snd_soc_unregister_codec(&i2c->dev);
  	return 0;
  }
  
  static struct i2c_driver es8328_i2c_driver = {
  	.driver = {
  		.name		= "es8328",
  		.of_match_table = es8328_of_match,
  	},
  	.probe    = es8328_i2c_probe,
  	.remove   = es8328_i2c_remove,
  	.id_table = es8328_id,
  };
  
  module_i2c_driver(es8328_i2c_driver);
  
  MODULE_DESCRIPTION("ASoC ES8328 audio CODEC I2C driver");
  MODULE_AUTHOR("Sean Cross <xobs@kosagi.com>");
  MODULE_LICENSE("GPL");