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Linux/sound/soc/codecs/tlv320aic32x4-i2c.c

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  1 /*
  2  * linux/sound/soc/codecs/tlv320aic32x4-i2c.c
  3  *
  4  * Copyright 2011 NW Digital Radio
  5  *
  6  * Author: Jeremy McDermond <nh6z@nh6z.net>
  7  *
  8  * Based on sound/soc/codecs/wm8974 and TI driver for kernel 2.6.27.
  9  *
 10  * This program is free software; you can redistribute it and/or modify
 11  * it under the terms of the GNU General Public License as published by
 12  * the Free Software Foundation; either version 2 of the License, or
 13  * (at your option) any later version.
 14  *
 15  * This program is distributed in the hope that it will be useful,
 16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 18  * GNU General Public License for more details.
 19  */
 20 
 21 #include <linux/i2c.h>
 22 #include <linux/module.h>
 23 #include <linux/of.h>
 24 #include <linux/regmap.h>
 25 #include <sound/soc.h>
 26 
 27 #include "tlv320aic32x4.h"
 28 
 29 static int aic32x4_i2c_probe(struct i2c_client *i2c,
 30                              const struct i2c_device_id *id)
 31 {
 32         struct regmap *regmap;
 33         struct regmap_config config;
 34 
 35         config = aic32x4_regmap_config;
 36         config.reg_bits = 8;
 37         config.val_bits = 8;
 38 
 39         regmap = devm_regmap_init_i2c(i2c, &config);
 40         return aic32x4_probe(&i2c->dev, regmap);
 41 }
 42 
 43 static int aic32x4_i2c_remove(struct i2c_client *i2c)
 44 {
 45         return aic32x4_remove(&i2c->dev);
 46 }
 47 
 48 static const struct i2c_device_id aic32x4_i2c_id[] = {
 49         { "tlv320aic32x4", 0 },
 50         { "tlv320aic32x6", 1 },
 51         { /* sentinel */ }
 52 };
 53 MODULE_DEVICE_TABLE(i2c, aic32x4_i2c_id);
 54 
 55 static const struct of_device_id aic32x4_of_id[] = {
 56         { .compatible = "ti,tlv320aic32x4", },
 57         { .compatible = "ti,tlv320aic32x6", },
 58         { /* senitel */ }
 59 };
 60 MODULE_DEVICE_TABLE(of, aic32x4_of_id);
 61 
 62 static struct i2c_driver aic32x4_i2c_driver = {
 63         .driver = {
 64                 .name = "tlv320aic32x4",
 65                 .of_match_table = aic32x4_of_id,
 66         },
 67         .probe =    aic32x4_i2c_probe,
 68         .remove =   aic32x4_i2c_remove,
 69         .id_table = aic32x4_i2c_id,
 70 };
 71 
 72 module_i2c_driver(aic32x4_i2c_driver);
 73 
 74 MODULE_DESCRIPTION("ASoC TLV320AIC32x4 codec driver I2C");
 75 MODULE_AUTHOR("Jeremy McDermond <nh6z@nh6z.net>");
 76 MODULE_LICENSE("GPL");
 77 

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