diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-11-01 17:36:10 +0400 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-11-01 22:44:55 +0400 |
| commit | 4f4488abc97c1c27ff029f887944e6a6da1f5733 (patch) | |
| tree | 53889d491108f22ab76b703a3da3a84a548d5d0e /sound | |
| parent | 64964e82644e9f809dc83019186c21ed5b70aa56 (diff) | |
| download | linux-4f4488abc97c1c27ff029f887944e6a6da1f5733.tar.xz | |
ASoC: Ensure WM8962 PLL registers are reset
The WM8962 has a separate software reset for the PLL registers. Ensure that
these are reset also on startup.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: stable@kernel.org
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/codecs/wm8962.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c index f60dfa16545e..32d931f1122c 100644 --- a/sound/soc/codecs/wm8962.c +++ b/sound/soc/codecs/wm8962.c @@ -1961,7 +1961,13 @@ static int wm8962_readable_register(struct snd_soc_codec *codec, unsigned int re static int wm8962_reset(struct snd_soc_codec *codec) { - return snd_soc_write(codec, WM8962_SOFTWARE_RESET, 0x6243); + int ret; + + ret = snd_soc_write(codec, WM8962_SOFTWARE_RESET, 0x6243); + if (ret != 0) + return ret; + + return snd_soc_write(codec, WM8962_PLL_SOFTWARE_RESET, 0); } static const DECLARE_TLV_DB_SCALE(inpga_tlv, -2325, 75, 0); |