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 --- sound/soc/codecs/wm8731.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c index 4cac319..9e7ebcc 100644 --- a/sound/soc/codecs/wm8731.c +++ b/sound/soc/codecs/wm8731.c @@ -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);