1 /* 2 * cs42l56.c -- CS42L51 ALSA SoC I2C audio driver 3 * 4 * Copyright 2014 CirrusLogic, Inc. 5 * 6 * Author: Brian Austin <brian.austin@cirrus.com> 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License version 2 as 10 * published by the Free Software Foundation. 11 * 12 */ 13 14 #include <linux/i2c.h> 15 #include <linux/module.h> 16 #include <sound/soc.h> 17 18 #include "cs42l51.h" 19 20 static struct i2c_device_id cs42l51_i2c_id[] = { 21 {"cs42l51", 0}, 22 {} 23 }; 24 MODULE_DEVICE_TABLE(i2c, cs42l51_i2c_id); 25 26 static int cs42l51_i2c_probe(struct i2c_client *i2c, 27 const struct i2c_device_id *id) 28 { 29 struct regmap_config config; 30 31 config = cs42l51_regmap; 32 config.val_bits = 8; 33 config.reg_bits = 8; 34 35 return cs42l51_probe(&i2c->dev, devm_regmap_init_i2c(i2c, &config)); 36 } 37 38 static int cs42l51_i2c_remove(struct i2c_client *i2c) 39 { 40 snd_soc_unregister_codec(&i2c->dev); 41 42 return 0; 43 } 44 45 static struct i2c_driver cs42l51_i2c_driver = { 46 .driver = { 47 .name = "cs42l51", 48 .of_match_table = cs42l51_of_match, 49 }, 50 .probe = cs42l51_i2c_probe, 51 .remove = cs42l51_i2c_remove, 52 .id_table = cs42l51_i2c_id, 53 }; 54 55 module_i2c_driver(cs42l51_i2c_driver); 56 57 MODULE_DESCRIPTION("ASoC CS42L51 I2C Driver"); 58 MODULE_AUTHOR("Brian Austin, Cirrus Logic Inc, <brian.austin@cirrus.com>"); 59 MODULE_LICENSE("GPL"); 60