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Commit 1d6be338 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown
Browse files

ASoC: Add sh_mobile_hdmi sound support 



Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: default avatarLiam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 41a686ee

drivers/video/sh_mobile_hdmi.c

+65 −0
Original line number Diff line number Diff line
@@ -22,6 +22,8 @@ 
#include <linux/slab.h>

#include <linux/types.h>

#include <linux/workqueue.h>

#include <sound/soc-dapm.h>

#include <sound/initval.h>



#include <video/sh_mobile_hdmi.h>

#include <video/sh_mobile_lcdc.h>
@@ -222,6 +224,62 @@ static u8 hdmi_read(struct sh_hdmi *hdmi, u8 reg) 
	return ioread8(hdmi->base + reg);

}



/************************************************************************





			HDMI sound





************************************************************************/

static unsigned int sh_hdmi_snd_read(struct snd_soc_codec *codec,

				     unsigned int reg)

{

	struct sh_hdmi *hdmi = snd_soc_codec_get_drvdata(codec);



	return hdmi_read(hdmi, reg);

}



static int sh_hdmi_snd_write(struct snd_soc_codec *codec,

			     unsigned int reg,

			     unsigned int value)

{

	struct sh_hdmi *hdmi = snd_soc_codec_get_drvdata(codec);



	hdmi_write(hdmi, value, reg);

	return 0;

}



static struct snd_soc_dai_driver sh_hdmi_dai = {

	.name = "sh_mobile_hdmi-hifi",

	.playback = {

		.stream_name = "Playback",

		.channels_min = 1,

		.channels_max = 2,

		.rates = SNDRV_PCM_RATE_8000_48000,

		.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE,

	},

};



static int sh_hdmi_snd_probe(struct snd_soc_codec *codec)

{

	dev_info(codec->dev, "SH Mobile HDMI Audio Codec");



	return 0;

}



static struct snd_soc_codec_driver soc_codec_dev_sh_hdmi = {

	.probe		= sh_hdmi_snd_probe,

	.read		= sh_hdmi_snd_read,

	.write		= sh_hdmi_snd_write,

};



/************************************************************************





			HDMI video





************************************************************************/

/* External video parameter settings */

static void hdmi_external_video_param(struct sh_hdmi *hdmi)

{
@@ -910,6 +968,11 @@ static int __init sh_hdmi_probe(struct platform_device *pdev) 
		return -ENOMEM;

	}



	ret =  snd_soc_register_codec(&pdev->dev,

			&soc_codec_dev_sh_hdmi, &sh_hdmi_dai, 1);

	if (ret < 0)

		goto egetclk;



	hdmi->dev = &pdev->dev;



	hdmi->hdmi_clk = clk_get(&pdev->dev, "ick");
@@ -1007,6 +1070,8 @@ static int __exit sh_hdmi_remove(struct platform_device *pdev) 
	struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);

	int irq = platform_get_irq(pdev, 0);



	snd_soc_unregister_codec(&pdev->dev);



	pdata->lcd_chan->board_cfg.display_on = NULL;

	pdata->lcd_chan->board_cfg.display_off = NULL;

	pdata->lcd_chan->board_cfg.board_data = NULL;