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authorRichard Fitzgerald <rf@opensource.wolfsonmicro.com>2013-11-20 14:37:09 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-12-04 11:05:09 -0800
commit371739bee0eed4c051789a586bf1f8ab209396e2 (patch)
tree98cedab39129df2f48081b844c18f11e8f5e03f5 /sound/soc
parent71a38d2f330fb7de147a0db5be9775cd8af779a8 (diff)
ASoC: arizona: Set FLL to free-run before disabling
commit 3e68ce1bc72e5d6615677ec5a8b0a9bcb6c7a490 upstream. The FLL must be placed into free-run mode before disabling to allow it to entirely shut down. Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> Signed-off-by: Mark Brown <broonie@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound/soc')
-rw-r--r--sound/soc/codecs/arizona.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/soc/codecs/arizona.c b/sound/soc/codecs/arizona.c
index 657808ba1418..f38ed4d225ca 100644
--- a/sound/soc/codecs/arizona.c
+++ b/sound/soc/codecs/arizona.c
@@ -1525,6 +1525,8 @@ static void arizona_enable_fll(struct arizona_fll *fll,
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 (fll->ref_src >= 0 && fll->sync_src >= 0 &&
fll->ref_src != fll->sync_src)
@@ -1543,6 +1545,8 @@ 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,