On Thu, Mar 20, 2025 at 11:56:31AM +0000, srinivas.kandagatla@xxxxxxxxxx wrote: > From: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx> > > On some platforms to minimise pop and click during switching between > CTIA and OMTP headset an additional HiFi mux is used. Most common > case is that this switch is switched on by default, but on some > platforms this needs a regulator enable. > > Move to using mux-controls so that both the gpio and regulators can be > driven correctly, rather than adding regulator handing in the codec. > > This patch adds required bindings to add such mux controls. > > Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx> > --- > Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml | 7 ++++++- > 1 file changed, 6 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml b/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml > index 10531350c336..e7aa00a9c59a 100644 > --- a/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml > +++ b/Documentation/devicetree/bindings/sound/qcom,wcd938x.yaml > @@ -23,8 +23,13 @@ properties: > - qcom,wcd9380-codec > - qcom,wcd9385-codec > > + mux-controls: > + description: A reference to the audio mux switch for > + switching CTIA/OMTP Headset types maxItems: 1 > + > us-euro-gpios: > - description: GPIO spec for swapping gnd and mic segments > + description: GPIO spec for swapping gnd and mic segments. > + This property is considered obsolete, recommended to use mux-controls. > maxItems: 1 > > required: > -- > 2.39.5 >
