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authorRichard Fitzgerald <rf@opensource.wolfsonmicro.com>2013-11-20 18:37:09 +0400
committerMark Brown <broonie@linaro.org>2013-11-20 19:20:01 +0400
commit3e68ce1bc72e5d6615677ec5a8b0a9bcb6c7a490 (patch)
tree5113a746ead998e0dff04b726f183b35ccb7e184 /sound
parentf69f86b1ba6493126a7f093a65a8952bcb183de2 (diff)
downloadlinux-3e68ce1bc72e5d6615677ec5a8b0a9bcb6c7a490.tar.xz
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: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> Signed-off-by: Mark Brown <broonie@linaro.org> Cc: stable@vger.kernel.org
Diffstat (limited to 'sound')
-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 6f05b17d1965..fea991031be1 100644
--- a/sound/soc/codecs/arizona.c
+++ b/sound/soc/codecs/arizona.c
@@ -1529,6 +1529,8 @@ 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 (use_sync)
regmap_update_bits(arizona->regmap, fll->base + 0x11,
@@ -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,