sound/soc/codecs/adau1761-i2c.c

   1 /*
   2  * Driver for ADAU1361/ADAU1461/ADAU1761/ADAU1961 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 "adau1761.h"
  17
  18 static int adau1761_i2c_probe(struct i2c_client *client,
  19         const struct i2c_device_id *id)
  20 {
  21         struct regmap_config config;
  22
  23         config = adau1761_regmap_config;
  24         config.val_bits = 8;
  25         config.reg_bits = 16;
  26
  27         return adau1761_probe(&client->dev,
  28                 devm_regmap_init_i2c(client, &config),
  29                 id->driver_data, NULL);
  30 }
  31
  32 static int adau1761_i2c_remove(struct i2c_client *client)
  33 {
  34         adau17x1_remove(&client->dev);
  35         return 0;
  36 }
  37
  38 static const struct i2c_device_id adau1761_i2c_ids[] = {
  39         { "adau1361", ADAU1361 },
  40         { "adau1461", ADAU1761 },
  41         { "adau1761", ADAU1761 },
  42         { "adau1961", ADAU1361 },
  43         { }
  44 };
  45 MODULE_DEVICE_TABLE(i2c, adau1761_i2c_ids);
  46
  47 #if defined(CONFIG_OF)
  48 static const struct of_device_id adau1761_i2c_dt_ids[] = {
  49         { .compatible = "adi,adau1361", },
  50         { .compatible = "adi,adau1461", },
  51         { .compatible = "adi,adau1761", },
  52         { .compatible = "adi,adau1961", },
  53         { },
  54 };
  55 MODULE_DEVICE_TABLE(of, adau1761_i2c_dt_ids);
  56 #endif
  57
  58 static struct i2c_driver adau1761_i2c_driver = {
  59         .driver = {
  60                 .name = "adau1761",
  61                 .of_match_table = of_match_ptr(adau1761_i2c_dt_ids),
  62         },
  63         .probe = adau1761_i2c_probe,
  64         .remove = adau1761_i2c_remove,
  65         .id_table = adau1761_i2c_ids,
  66 };
  67 module_i2c_driver(adau1761_i2c_driver);
  68
  69 MODULE_DESCRIPTION("ASoC ADAU1361/ADAU1461/ADAU1761/ADAU1961 CODEC I2C driver");
  70 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
  71 MODULE_LICENSE("GPL");