When enabling an FLL use pm_runtime_get_sync() instead of pm_runtime_get() to ensure that all the register settings have been written out and the codec is powered-up before we write the enable bit.
Signed-off-by: Richard Fitzgerald rf@opensource.wolfsonmicro.com --- sound/soc/codecs/arizona.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/codecs/arizona.c b/sound/soc/codecs/arizona.c index ecfdbfc..8b8f2d2 100644 --- a/sound/soc/codecs/arizona.c +++ b/sound/soc/codecs/arizona.c @@ -2268,7 +2268,7 @@ static int arizona_enable_fll(struct arizona_fll *fll) ARIZONA_FLL1_SYNC_BW);
if (!already_enabled) - pm_runtime_get(arizona->dev); + pm_runtime_get_sync(arizona->dev);
regmap_update_bits_async(arizona->regmap, fll->base + 1, ARIZONA_FLL1_ENA, ARIZONA_FLL1_ENA);