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>
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index ebff8ad..4a0f666 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -3829,6 +3829,11 @@
*/
snd_soc_update_bits(codec, WM8962_CLOCKING2, WM8962_SYSCLK_ENA, 0);
+ /* 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) {