linux-sg2042/sound/soc/codecs/ad193x-i2c.c

55 lines
1.1 KiB
C

/*
* AD1936/AD1937 audio driver
*
* Copyright 2014 Analog Devices Inc.
*
* Licensed under the GPL-2.
*/
#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
#include <sound/soc.h>
#include "ad193x.h"
static const struct i2c_device_id ad193x_id[] = {
{ "ad1936", 0 },
{ "ad1937", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, ad193x_id);
static int ad193x_i2c_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct regmap_config config;
config = ad193x_regmap_config;
config.val_bits = 8;
config.reg_bits = 8;
return ad193x_probe(&client->dev, devm_regmap_init_i2c(client, &config));
}
static int ad193x_i2c_remove(struct i2c_client *client)
{
snd_soc_unregister_codec(&client->dev);
return 0;
}
static struct i2c_driver ad193x_i2c_driver = {
.driver = {
.name = "ad193x",
},
.probe = ad193x_i2c_probe,
.remove = ad193x_i2c_remove,
.id_table = ad193x_id,
};
module_i2c_driver(ad193x_i2c_driver);
MODULE_DESCRIPTION("ASoC AD1936/AD1937 audio CODEC driver");
MODULE_AUTHOR("Barry Song <21cnbao@gmail.com>");
MODULE_LICENSE("GPL");