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Commit 2d77828d authored by Padmavathi Venna's avatar Padmavathi Venna Committed by Mark Brown
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ASoC: Samsung: Add I2S S/W RST in startup function 



I2S module need to be reset after S2R. Keeping the S/W rst
control part in resume didn't help in playing audio after resume.
So this patch adds S/W RST control part in startup function which
gets triggered for every new audio stream playback.

Signed-off-by: default avatarPadmavathi Venna <padma.v@samsung.com>
Signed-off-by: default avatarR. Chandrasekar <rcsekar@samsung.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 7c62eebb

sound/soc/samsung/i2s.c

+3 −0
Original line number Diff line number Diff line
@@ -656,6 +656,9 @@ static int i2s_startup(struct snd_pcm_substream *substream, 
	/* Enforce set_sysclk in Master mode */

	i2s->rclk_srcrate = 0;



	if (!any_active(i2s) && (i2s->quirks & QUIRK_NEED_RSTCLR))

		writel(CON_RSTCLR, i2s->addr + I2SCON);



	spin_unlock_irqrestore(&lock, flags);



	return 0;