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ASoC: Disable WM8731 line bypass by default

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This avoids temporarily enabling the ouput stages during startup which
can cause audible effets in the output stages.

Reported-by: Fredrik Redgård <rik@svep.se>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2009-02-19 14:29:49 +00:00
parent c6f2981170
commit ce3bdaa871
1 changed files with 4 additions and 0 deletions
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4
sound/soc/codecs/wm8731.c
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@ -594,6 +594,10 @@ static int wm8731_register(struct wm8731_priv *wm8731)
reg = wm8731_read_reg_cache(codec, WM8731_RINVOL);
wm8731_write(codec, WM8731_RINVOL, reg & ~0x0100);
/* Disable bypass path by default */
reg = wm8731_read_reg_cache(codec, WM8731_APANA);
wm8731_write(codec, WM8731_APANA, reg & ~0x4);
wm8731_codec = codec;
ret = snd_soc_register_codec(codec);