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Commit 0f7f3d1f authored by Jyri Sarha's avatar Jyri Sarha Committed by Mark Brown
Browse files

ASoC: hdmi-codec: Add devicetree binding with documentation 



Signed-off-by: default avatarJyri Sarha <jsarha@ti.com>
cc: bcousson@baylibre.com
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent c600e953

Documentation/devicetree/bindings/sound/hdmi.txt

0 → 100644
+17 −0
Original line number Diff line number Diff line 
Device-Tree bindings for dummy HDMI codec



Required properties:

	- compatible: should be "linux,hdmi-audio".



CODEC output pins:

  * TX



CODEC input pins:

  * RX



Example node:



	hdmi_audio: hdmi_audio@0 {

		compatible = "linux,hdmi-audio";

		status = "okay";

	};

sound/soc/codecs/hdmi.c

+10 −0
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ 
 */

#include <linux/module.h>

#include <sound/soc.h>

#include <linux/of_device.h>



#define DRV_NAME "hdmi-audio-codec"
@@ -60,6 +61,14 @@ static struct snd_soc_dai_driver hdmi_codec_dai = { 


};



#ifdef CONFIG_OF

static const struct of_device_id hdmi_audio_codec_ids[] = {

	{ .compatible = "linux,hdmi-audio", },

	{ }

};

MODULE_DEVICE_TABLE(of, hdmi_audio_codec_ids);

#endif



static struct snd_soc_codec_driver hdmi_codec = {

	.dapm_widgets = hdmi_widgets,

	.num_dapm_widgets = ARRAY_SIZE(hdmi_widgets),
@@ -83,6 +92,7 @@ static struct platform_driver hdmi_codec_driver = { 
	.driver		= {

		.name	= DRV_NAME,

		.owner	= THIS_MODULE,

		.of_match_table = of_match_ptr(hdmi_audio_codec_ids),

	},



	.probe		= hdmi_codec_probe,