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Commit 3e68ce1b authored by Richard Fitzgerald's avatar Richard Fitzgerald Committed by Mark Brown
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ASoC: arizona: Set FLL to free-run before disabling 



The FLL must be placed into free-run mode before disabling
to allow it to entirely shut down.

Signed-off-by: default avatarRichard Fitzgerald <rf@opensource.wolfsonmicro.com>
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
Cc: stable@vger.kernel.org
parent f69f86b1

sound/soc/codecs/arizona.c

+4 −0
Original line number Diff line number Diff line
@@ -1528,6 +1528,8 @@ static void arizona_enable_fll(struct arizona_fll *fll, 
	/* Clear any pending completions */

	try_wait_for_completion(&fll->ok);



	regmap_update_bits(arizona->regmap, fll->base + 1,

			   ARIZONA_FLL1_FREERUN, 0);

	regmap_update_bits(arizona->regmap, fll->base + 1,

			   ARIZONA_FLL1_ENA, ARIZONA_FLL1_ENA);

	if (use_sync)
@@ -1546,6 +1548,8 @@ static void arizona_disable_fll(struct arizona_fll *fll) 
	struct arizona *arizona = fll->arizona;

	bool change;



	regmap_update_bits(arizona->regmap, fll->base + 1,

			   ARIZONA_FLL1_FREERUN, ARIZONA_FLL1_FREERUN);

	regmap_update_bits_check(arizona->regmap, fll->base + 1,

				 ARIZONA_FLL1_ENA, 0, &change);

	regmap_update_bits(arizona->regmap, fll->base + 0x11,