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| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-11-01 13:53:37 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-11 09:44:28 -0800 |
| commit | 5b8cf7c773f0b2a48e7d546acd5edf054e51d286 (patch) | |
| tree | 46c1d7c83564ef8bd08843ad067067530905284a /sound | |
| parent | 90ec08224834dc4db2fadbadf03e1502dfdf2575 (diff) | |
| download | lwn-5b8cf7c773f0b2a48e7d546acd5edf054e51d286.tar.gz lwn-5b8cf7c773f0b2a48e7d546acd5edf054e51d286.zip | |
ASoC: Ensure the WM8962 oscillator and PLLs start up disabled
commit 2af8de8c39cf58e5a5e40a9d5d71332da98e6ba7 upstream.
Since there is no current software control for these they would otherwise
be left enabled, consuming power.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/codecs/wm8962.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c index 0a513e5f0e47..c0cdd6bdca64 100644 --- a/sound/soc/codecs/wm8962.c +++ b/sound/soc/codecs/wm8962.c @@ -3854,6 +3854,11 @@ static int wm8962_probe(struct snd_soc_codec *codec) snd_soc_update_bits(codec, WM8962_CLOCKING2, WM8962_CLKREG_OVD, WM8962_CLKREG_OVD); + /* Ensure that the oscillator and PLLs are disabled */ + snd_soc_update_bits(codec, WM8962_PLL2, + WM8962_OSC_ENA | WM8962_PLL2_ENA | WM8962_PLL3_ENA, + 0); + regulator_bulk_disable(ARRAY_SIZE(wm8962->supplies), wm8962->supplies); if (pdata) { |