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| -rw-r--r-- | Documentation/devicetree/bindings/sound/ti,tlv320adc3xxx.yaml | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/ti,tlv320adc3xxx.yaml b/Documentation/devicetree/bindings/sound/ti,tlv320adc3xxx.yaml index 8ac741f4cd56..66b76656229f 100644 --- a/Documentation/devicetree/bindings/sound/ti,tlv320adc3xxx.yaml +++ b/Documentation/devicetree/bindings/sound/ti,tlv320adc3xxx.yaml @@ -82,6 +82,26 @@ properties: Note that there is currently no support for reading the GPIO pins as inputs. + ti,micbias1-gpo: + type: boolean + description: | + When set, the MICBIAS1 pin may be controlled via the GPIO framework, + as pin number 3 on the device. + + In this mode, when the pin is activated, it will be set to the voltage + specified by the ti,micbias1-vg property. When deactivated, the pin will + float. + + ti,micbias2-gpo: + type: boolean + description: | + When set, the MICBIAS2 pin may be controlled via the GPIO framework, + as pin number 4 on the device. + + In this mode, when the pin is activated, it will be set to the voltage + specified by the ti,micbias2-vg property. When deactivated, the pin will + float. + ti,micbias1-vg: $ref: /schemas/types.yaml#/definitions/uint32 enum: @@ -104,6 +124,10 @@ properties: description: | Mic bias voltage output on MICBIAS2 pin +dependencies: + ti,micbias1-gpo: ['ti,micbias1-vg'] + ti,micbias2-gpo: ['ti,micbias2-vg'] + required: - compatible - reg |