According to the datasheet: BIT 2:1 VMID_SEL[1:0] VMID Divider Enable and Select 00 = VMID disabled 01 = 2x40k Omh divider 10 = 2x240k Omh divider 11 = 2x5k Omh divider
To set VMID 2*240k, we should OR reg with 0x04 instead of 0x40.
Signed-off-by: Axel Lin axel.lin@gmail.com --- sound/soc/codecs/wm9081.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c index b2d3448..66092ef 100644 --- a/sound/soc/codecs/wm9081.c +++ b/sound/soc/codecs/wm9081.c @@ -819,7 +819,7 @@ static int wm9081_set_bias_level(struct snd_soc_codec *codec, /* VMID 2*240k */ reg = snd_soc_read(codec, WM9081_BIAS_CONTROL_1); reg &= ~WM9081_VMID_SEL_MASK; - reg |= 0x40; + reg |= 0x04; snd_soc_write(codec, WM9081_VMID_CONTROL, reg);
/* Standby bias current on */