Some devices use a separate mic bias supply (also referred to as "ear mic bias") to enable/disable the headset mic.
Add the DT property headset-mic-bias-supply to allow for specifying this supply.
Signed-off-by: Artur Weber aweber.kernel@gmail.com --- Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml b/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml index 6ec80f529d84..6ed53dd0bb53 100644 --- a/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml +++ b/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml @@ -53,6 +53,9 @@ properties: submic-bias-supply: description: Supply for the micbias on the Sub microphone
+ headset-mic-bias-supply: + description: Supply for the micbias on the Headset microphone + fm-sel-gpios: maxItems: 1 description: GPIO pin for FM selection