On Tue, Feb 19, 2019 at 8:12 AM Bogdan Togorean bogdan.togorean@gmail.com wrote:
Add MICBIAS property to the optional devicetree bindings.
Signed-off-by: Bogdan Togorean bogdan.togorean@gmail.com
Documentation/devicetree/bindings/sound/adi,adau1977.txt | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/adi,adau1977.txt b/Documentation/devicetree/bindings/sound/adi,adau1977.txt index e79aeef73f28..87c16e6f2e7c 100644 --- a/Documentation/devicetree/bindings/sound/adi,adau1977.txt +++ b/Documentation/devicetree/bindings/sound/adi,adau1977.txt @@ -23,6 +23,12 @@ Optional properties:
- DVDD-supply: supply voltage for the digital core, please consult Documentation/devicetree/bindings/regulator/regulator.txt
+- adi,micbias: configures the voltage setting for the MICBIAS pin.
Select 0/1/2/3/4/5/6/7/8 to specify MICBIAS voltage5V/5.5V/6V/6.5V/7V/7.5V/8V/8.5V/9VIf not specified the default value will be "7" meaning 8.5 Volts.This property is only valid for the ADAU1977
There's no shortage of mic bias properties for codecs. We should define a common property for this.
But looks like this is already applied, so what's one more...
Rob