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e5224f58e3
The AD1934 codec has no ADC feature. Hence it register mapping is slightly different from the register mapping of other members of the AD193x family. Some ASoC controls and widgets are related to the DAC feature so are not relevant in the case of an AD1934 codec. Signed-off-by: Cyrille Pitchen <cyrille.pitchen@atmel.com> Acked-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Mark Brown <broonie@kernel.org>
56 lines
1.1 KiB
C
56 lines
1.1 KiB
C
/*
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* AD1936/AD1937 audio driver
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*
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* Copyright 2014 Analog Devices Inc.
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*
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* Licensed under the GPL-2.
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*/
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#include <linux/module.h>
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#include <linux/i2c.h>
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#include <linux/regmap.h>
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#include <sound/soc.h>
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#include "ad193x.h"
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static const struct i2c_device_id ad193x_id[] = {
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{ "ad1936", AD193X },
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{ "ad1937", AD193X },
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{ }
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};
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MODULE_DEVICE_TABLE(i2c, ad193x_id);
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static int ad193x_i2c_probe(struct i2c_client *client,
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const struct i2c_device_id *id)
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{
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struct regmap_config config;
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config = ad193x_regmap_config;
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config.val_bits = 8;
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config.reg_bits = 8;
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return ad193x_probe(&client->dev,
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devm_regmap_init_i2c(client, &config),
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(enum ad193x_type)id->driver_data);
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}
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static int ad193x_i2c_remove(struct i2c_client *client)
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{
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snd_soc_unregister_codec(&client->dev);
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return 0;
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}
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static struct i2c_driver ad193x_i2c_driver = {
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.driver = {
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.name = "ad193x",
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},
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.probe = ad193x_i2c_probe,
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.remove = ad193x_i2c_remove,
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.id_table = ad193x_id,
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};
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module_i2c_driver(ad193x_i2c_driver);
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MODULE_DESCRIPTION("ASoC AD1936/AD1937 audio CODEC driver");
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MODULE_AUTHOR("Barry Song <21cnbao@gmail.com>");
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MODULE_LICENSE("GPL");
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