sound/soc/codecs/tlv320aic32x4-i2c.c

   1 /* SPDX-License-Identifier: GPL-2.0
   2  *
   3  * Copyright 2011-2019 NW Digital Radio
   4  *
   5  * Author: Annaliese McDermond <nh6z@nh6z.net>
   6  *
   7  * Based on sound/soc/codecs/wm8974 and TI driver for kernel 2.6.27.
   8  *
   9  */
  10
  11 #include <linux/i2c.h>
  12 #include <linux/module.h>
  13 #include <linux/of.h>
  14 #include <linux/regmap.h>
  15 #include <sound/soc.h>
  16
  17 #include "tlv320aic32x4.h"
  18
  19 static int aic32x4_i2c_probe(struct i2c_client *i2c,
  20                              const struct i2c_device_id *id)
  21 {
  22         struct regmap *regmap;
  23         struct regmap_config config;
  24
  25         config = aic32x4_regmap_config;
  26         config.reg_bits = 8;
  27         config.val_bits = 8;
  28
  29         regmap = devm_regmap_init_i2c(i2c, &config);
  30         return aic32x4_probe(&i2c->dev, regmap);
  31 }
  32
  33 static int aic32x4_i2c_remove(struct i2c_client *i2c)
  34 {
  35         return aic32x4_remove(&i2c->dev);
  36 }
  37
  38 static const struct i2c_device_id aic32x4_i2c_id[] = {
  39         { "tlv320aic32x4", 0 },
  40         { "tlv320aic32x6", 1 },
  41         { /* sentinel */ }
  42 };
  43 MODULE_DEVICE_TABLE(i2c, aic32x4_i2c_id);
  44
  45 static const struct of_device_id aic32x4_of_id[] = {
  46         { .compatible = "ti,tlv320aic32x4", },
  47         { .compatible = "ti,tlv320aic32x6", },
  48         { /* senitel */ }
  49 };
  50 MODULE_DEVICE_TABLE(of, aic32x4_of_id);
  51
  52 static struct i2c_driver aic32x4_i2c_driver = {
  53         .driver = {
  54                 .name = "tlv320aic32x4",
  55                 .of_match_table = aic32x4_of_id,
  56         },
  57         .probe =    aic32x4_i2c_probe,
  58         .remove =   aic32x4_i2c_remove,
  59         .id_table = aic32x4_i2c_id,
  60 };
  61
  62 module_i2c_driver(aic32x4_i2c_driver);
  63
  64 MODULE_DESCRIPTION("ASoC TLV320AIC32x4 codec driver I2C");
  65 MODULE_AUTHOR("Annaliese McDermond <nh6z@nh6z.net>");
  66 MODULE_LICENSE("GPL");