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ASoC: wm8903: Fix the bypass to HP/LINEOUT when no DAC or ADC is running

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commit f1ca493b0b upstream.

The Charge Pump needs the DSP clock to work properly, without it the
bypass to HP/LINEOUT is not working properly. This requirement is not
mentioned in the datasheet but has been confirmed by Mark Brown from
Wolfson.

Signed-off-by: Alban Bedel <alban.bedel@avionic-design.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alban Bedel 2013-04-09 17:13:59 +02:00 committed by Greg Kroah-Hartman
parent dd541ae5fb
commit b43105dee8
1 changed files with 2 additions and 0 deletions
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2
sound/soc/codecs/wm8903.c
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@ -1082,6 +1082,8 @@ static const struct snd_soc_dapm_route wm8903_intercon[] = {
{ "ROP", NULL, "Right Speaker PGA" },
{ "RON", NULL, "Right Speaker PGA" },
{ "Charge Pump", NULL, "CLK_DSP" },
{ "Left Headphone Output PGA", NULL, "Charge Pump" },
{ "Right Headphone Output PGA", NULL, "Charge Pump" },
{ "Left Line Output PGA", NULL, "Charge Pump" },