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Commit 53e3030b authored by Bo Shen's avatar Bo Shen Committed by Mark Brown
Browse files

ASoC: atmel_wm8904: switch to CCF 



Signed-off-by: default avatarBo Shen <voice.shen@atmel.com>
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent e1d4d3c8

sound/soc/atmel/atmel_wm8904.c

+0 −50
Original line number Diff line number Diff line
@@ -18,10 +18,6 @@ 
#include "../codecs/wm8904.h"

#include "atmel_ssc_dai.h"



#define MCLK_RATE 32768



static struct clk *mclk;



static const struct snd_soc_dapm_widget atmel_asoc_wm8904_dapm_widgets[] = {

	SND_SOC_DAPM_HP("Headphone Jack", NULL),

	SND_SOC_DAPM_MIC("Mic", NULL),
@@ -61,26 +57,6 @@ static struct snd_soc_ops atmel_asoc_wm8904_ops = { 
	.hw_params = atmel_asoc_wm8904_hw_params,

};



static int atmel_set_bias_level(struct snd_soc_card *card,

		struct snd_soc_dapm_context *dapm,

		enum snd_soc_bias_level level)

{

	if (dapm->bias_level == SND_SOC_BIAS_STANDBY) {

		switch (level) {

		case SND_SOC_BIAS_PREPARE:

			clk_prepare_enable(mclk);

			break;

		case SND_SOC_BIAS_OFF:

			clk_disable_unprepare(mclk);

			break;

		default:

			break;

		}

	}



	return 0;

};



static struct snd_soc_dai_link atmel_asoc_wm8904_dailink = {

	.name = "WM8904",

	.stream_name = "WM8904 PCM",
@@ -94,7 +70,6 @@ static struct snd_soc_dai_link atmel_asoc_wm8904_dailink = { 
static struct snd_soc_card atmel_asoc_wm8904_card = {

	.name = "atmel_asoc_wm8904",

	.owner = THIS_MODULE,

	.set_bias_level = atmel_set_bias_level,

	.dai_link = &atmel_asoc_wm8904_dailink,

	.num_links = 1,

	.dapm_widgets = atmel_asoc_wm8904_dapm_widgets,
@@ -153,7 +128,6 @@ static int atmel_asoc_wm8904_probe(struct platform_device *pdev) 
{

	struct snd_soc_card *card = &atmel_asoc_wm8904_card;

	struct snd_soc_dai_link *dailink = &atmel_asoc_wm8904_dailink;

	struct clk *clk_src;

	int id, ret;



	card->dev = &pdev->dev;
@@ -170,30 +144,6 @@ static int atmel_asoc_wm8904_probe(struct platform_device *pdev) 
		return ret;

	}



	mclk = clk_get(NULL, "pck0");

	if (IS_ERR(mclk)) {

		dev_err(&pdev->dev, "failed to get pck0\n");

		ret = PTR_ERR(mclk);

		goto err_set_audio;

	}



	clk_src = clk_get(NULL, "clk32k");

	if (IS_ERR(clk_src)) {

		dev_err(&pdev->dev, "failed to get clk32k\n");

		ret = PTR_ERR(clk_src);

		goto err_set_audio;

	}



	ret = clk_set_parent(mclk, clk_src);

	clk_put(clk_src);

	if (ret != 0) {

		dev_err(&pdev->dev, "failed to set MCLK parent\n");

		goto err_set_audio;

	}



	dev_info(&pdev->dev, "setting pck0 to %dHz\n", MCLK_RATE);

	clk_set_rate(mclk, MCLK_RATE);



	ret = snd_soc_register_card(card);

	if (ret) {

		dev_err(&pdev->dev, "snd_soc_register_card failed\n");