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Commit 97d3ddd7 authored by Florian Meier's avatar Florian Meier Committed by Mark Brown
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ASoC: pcm5102a: Add support for PCM5102A codec 



Some definitions to support the PCM5102A codec
by Texas Instruments.

Signed-off-by: default avatarFlorian Meier <florian.meier@koalo.de>

Changes to original patch by Florian Meier:
* rebased (Makefile and Kconfig
* fixed checkpath errors (spaces, newlines)
* added dt-binding documentation

Signed-off-by: default avatarMartin Sperl <kernel@martin.sperl.org>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent f55532a0

Documentation/devicetree/bindings/sound/pcm5102a.txt

0 → 100644
+13 −0
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PCM5102a audio CODECs



These devices does not use I2C or SPI.



Required properties:



  - compatible : set as "ti,pcm5102a"



Examples:



	pcm5102a: pcm5102a {

		compatible = "ti,pcm5102a";

	};

sound/soc/codecs/Kconfig

+4 −0
Original line number Diff line number Diff line
@@ -94,6 +94,7 @@ config SND_SOC_ALL_CODECS 
	select SND_SOC_PCM3008

	select SND_SOC_PCM3168A_I2C if I2C

	select SND_SOC_PCM3168A_SPI if SPI_MASTER

	select SND_SOC_PCM5102A

	select SND_SOC_PCM512x_I2C if I2C

	select SND_SOC_PCM512x_SPI if SPI_MASTER

	select SND_SOC_RT286 if I2C
@@ -575,6 +576,9 @@ config SND_SOC_PCM3168A_SPI 
	select SND_SOC_PCM3168A

	select REGMAP_SPI



config SND_SOC_PCM5102A

	tristate



config SND_SOC_PCM512x

	tristate

sound/soc/codecs/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -89,6 +89,7 @@ snd-soc-pcm3008-objs := pcm3008.o 
snd-soc-pcm3168a-objs := pcm3168a.o

snd-soc-pcm3168a-i2c-objs := pcm3168a-i2c.o

snd-soc-pcm3168a-spi-objs := pcm3168a-spi.o

snd-soc-pcm5102a-objs := pcm5102a.o

snd-soc-pcm512x-objs := pcm512x.o

snd-soc-pcm512x-i2c-objs := pcm512x-i2c.o

snd-soc-pcm512x-spi-objs := pcm512x-spi.o
@@ -298,6 +299,7 @@ obj-$(CONFIG_SND_SOC_PCM3008) += snd-soc-pcm3008.o 
obj-$(CONFIG_SND_SOC_PCM3168A)	+= snd-soc-pcm3168a.o

obj-$(CONFIG_SND_SOC_PCM3168A_I2C)	+= snd-soc-pcm3168a-i2c.o

obj-$(CONFIG_SND_SOC_PCM3168A_SPI)	+= snd-soc-pcm3168a-spi.o

obj-$(CONFIG_SND_SOC_PCM5102A)	+= snd-soc-pcm5102a.o

obj-$(CONFIG_SND_SOC_PCM512x)	+= snd-soc-pcm512x.o

obj-$(CONFIG_SND_SOC_PCM512x_I2C)	+= snd-soc-pcm512x-i2c.o

obj-$(CONFIG_SND_SOC_PCM512x_SPI)	+= snd-soc-pcm512x-spi.o

sound/soc/codecs/pcm5102a.c

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/*

 * Driver for the PCM5102A codec

 *

 * Author:	Florian Meier <florian.meier@koalo.de>

 *		Copyright 2013

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * version 2 as published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful, but

 * WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * General Public License for more details.

 */



#include <linux/init.h>

#include <linux/module.h>

#include <linux/platform_device.h>



#include <sound/soc.h>



static struct snd_soc_dai_driver pcm5102a_dai = {

	.name = "pcm5102a-hifi",

	.playback = {

		.channels_min = 2,

		.channels_max = 2,

		.rates = SNDRV_PCM_RATE_8000_192000,

		.formats = SNDRV_PCM_FMTBIT_S16_LE |

			   SNDRV_PCM_FMTBIT_S24_LE |

			   SNDRV_PCM_FMTBIT_S32_LE

	},

};



static struct snd_soc_codec_driver soc_codec_dev_pcm5102a;



static int pcm5102a_probe(struct platform_device *pdev)

{

	return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_pcm5102a,

			&pcm5102a_dai, 1);

}



static int pcm5102a_remove(struct platform_device *pdev)

{

	snd_soc_unregister_codec(&pdev->dev);

	return 0;

}



static const struct of_device_id pcm5102a_of_match[] = {

	{ .compatible = "ti,pcm5102a", },

	{ }

};

MODULE_DEVICE_TABLE(of, pcm5102a_of_match);



static struct platform_driver pcm5102a_codec_driver = {

	.probe		= pcm5102a_probe,

	.remove		= pcm5102a_remove,

	.driver		= {

		.name	= "pcm5102a-codec",

		.owner	= THIS_MODULE,

		.of_match_table = pcm5102a_of_match,

	},

};



module_platform_driver(pcm5102a_codec_driver);



MODULE_DESCRIPTION("ASoC PCM5102A codec driver");

MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>");

MODULE_LICENSE("GPL v2");