Unverified Commit 882589bb authored by Richard Fitzgerald's avatar Richard Fitzgerald Committed by Mark Brown
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ASoC: cs42l42: Only start PLL if it is needed 



The PLL is only needed for sclk < 11289600 Hz and cs42l42_pll_config()
will not configure it for higher rates. So it must only be enabled
when it is needed.

Signed-off-by: default avatarRichard Fitzgerald <rf@opensource.cirrus.com>
Signed-off-by: default avatarLucas Tanure <tanureal@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20210306185553.62053-15-tanureal@opensource.cirrus.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 0ea23660

sound/soc/codecs/cs42l42.c

+3 −2
Original line number Diff line number Diff line
@@ -887,6 +887,7 @@ static int cs42l42_mute_stream(struct snd_soc_dai *dai, int mute, int stream) 
	} else {

		if (!cs42l42->stream_use) {

			/* SCLK must be running before codec unmute */

			if ((cs42l42->bclk < 11289600) && (cs42l42->sclk < 11289600))

				snd_soc_component_update_bits(component, CS42L42_PLL_CTL1,

							      CS42L42_PLL_START_MASK, 1);