sound/soc/codecs/pcm512x-i2c.c

   1 /*
   2  * Driver for the PCM512x CODECs
   3  *
   4  * Author:      Mark Brown <broonie@linaro.org>
   5  *              Copyright 2014 Linaro Ltd
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * version 2 as published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  */
  16
  17 #include <linux/init.h>
  18 #include <linux/module.h>
  19 #include <linux/i2c.h>
  20
  21 #include "pcm512x.h"
  22
  23 static int pcm512x_i2c_probe(struct i2c_client *i2c,
  24                              const struct i2c_device_id *id)
  25 {
  26         struct regmap *regmap;
  27
  28         regmap = devm_regmap_init_i2c(i2c, &pcm512x_regmap);
  29         if (IS_ERR(regmap))
  30                 return PTR_ERR(regmap);
  31
  32         return pcm512x_probe(&i2c->dev, regmap);
  33 }
  34
  35 static int pcm512x_i2c_remove(struct i2c_client *i2c)
  36 {
  37         pcm512x_remove(&i2c->dev);
  38         return 0;
  39 }
  40
  41 static const struct i2c_device_id pcm512x_i2c_id[] = {
  42         { "pcm5121", },
  43         { "pcm5122", },
  44         { }
  45 };
  46 MODULE_DEVICE_TABLE(i2c, pcm512x_i2c_id);
  47
  48 static const struct of_device_id pcm512x_of_match[] = {
  49         { .compatible = "ti,pcm5121", },
  50         { .compatible = "ti,pcm5122", },
  51         { }
  52 };
  53 MODULE_DEVICE_TABLE(of, pcm512x_of_match);
  54
  55 static struct i2c_driver pcm512x_i2c_driver = {
  56         .probe          = pcm512x_i2c_probe,
  57         .remove         = pcm512x_i2c_remove,
  58         .id_table       = pcm512x_i2c_id,
  59         .driver         = {
  60                 .name   = "pcm512x",
  61                 .owner  = THIS_MODULE,
  62                 .of_match_table = pcm512x_of_match,
  63                 .pm     = &pcm512x_pm_ops,
  64         },
  65 };
  66
  67 module_i2c_driver(pcm512x_i2c_driver);
  68
  69 MODULE_DESCRIPTION("ASoC PCM512x codec driver - I2C");
  70 MODULE_AUTHOR("Mark Brown <broonie@linaro.org>");
  71 MODULE_LICENSE("GPL v2");