提交 3e68ce1b 编写于 作者: R Richard Fitzgerald 提交者: Mark Brown

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: NRichard Fitzgerald <rf@opensource.wolfsonmicro.com>
Signed-off-by: NMark Brown <broonie@linaro.org>
Cc: stable@vger.kernel.org
上级 f69f86b1
......@@ -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,
......
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