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Commit b3d7615f authored by Giridhar Maruthy's avatar Giridhar Maruthy Committed by Mark Brown
Browse files

ASoC: SAMSUNG: 24-bit audio playback on Exynos4210 



Using 256fs or 512fs will result in distortion of 24-bit
audio samples. This is because the lrclk generated is not
proper. Using 384 fs generates proper output.

Signed-off-by: default avatarGiridhar Maruthy <giridhar.maruthy@linaro.org>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent f05bdb8b

sound/soc/samsung/smdk_wm8994.c

+4 −1
Original line number Diff line number Diff line
@@ -8,6 +8,7 @@ 
 */



#include "../codecs/wm8994.h"

#include <sound/pcm_params.h>



 /*

  * Default CFG switch settings to use this driver:
@@ -44,7 +45,9 @@ static int smdk_hw_params(struct snd_pcm_substream *substream, 
	int ret;



	/* AIF1CLK should be >=3MHz for optimal performance */

	if (params_rate(params) == 8000 || params_rate(params) == 11025)

	if (params_format(params) == SNDRV_PCM_FORMAT_S24_LE)

		pll_out = params_rate(params) * 384;

	else if (params_rate(params) == 8000 || params_rate(params) == 11025)

		pll_out = params_rate(params) * 512;

	else

		pll_out = params_rate(params) * 256;