diff options
Diffstat (limited to 'dts/Bindings/sound/adi,max98396.yaml')
-rw-r--r-- | dts/Bindings/sound/adi,max98396.yaml | 72 |
1 files changed, 67 insertions, 5 deletions
diff --git a/dts/Bindings/sound/adi,max98396.yaml b/dts/Bindings/sound/adi,max98396.yaml index ec4c10c259..bdc10d4204 100644 --- a/dts/Bindings/sound/adi,max98396.yaml +++ b/dts/Bindings/sound/adi,max98396.yaml @@ -4,7 +4,7 @@ $id: http://devicetree.org/schemas/sound/adi,max98396.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Analog Devices MAX98396 Speaker Amplifier Device Tree Bindings +title: Analog Devices MAX98396 Speaker Amplifier maintainers: - Ryan Lee <ryans.lee@analog.com> @@ -24,23 +24,47 @@ properties: maxItems: 1 description: I2C address of the device. + avdd-supply: + description: A 1.8V supply that powers up the AVDD pin. + + dvdd-supply: + description: A 1.2V supply that powers up the DVDD pin. + + dvddio-supply: + description: A 1.2V or 1.8V supply that powers up the VDDIO pin. + + pvdd-supply: + description: A 3.0V to 20V supply that powers up the PVDD pin. + + vbat-supply: + description: A 3.3V to 5.5V supply that powers up the VBAT pin. + adi,vmon-slot-no: description: slot number of the voltage sense monitor - $ref: "/schemas/types.yaml#/definitions/uint32" + $ref: /schemas/types.yaml#/definitions/uint32 minimum: 0 maximum: 15 default: 0 adi,imon-slot-no: description: slot number of the current sense monitor - $ref: "/schemas/types.yaml#/definitions/uint32" + $ref: /schemas/types.yaml#/definitions/uint32 minimum: 0 maximum: 15 - default: 0 + default: 1 adi,spkfb-slot-no: description: slot number of speaker DSP monitor - $ref: "/schemas/types.yaml#/definitions/uint32" + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 15 + default: 2 + + adi,bypass-slot-no: + description: + Selects the PCM data input channel that is routed to the speaker + audio processing bypass path. + $ref: /schemas/types.yaml#/definitions/uint32 minimum: 0 maximum: 15 default: 0 @@ -54,6 +78,40 @@ properties: interleaved on a single output channel. type: boolean + adi,dmon-stuck-enable: + description: + Enables the "data monitor stuck" feature. Once the data monitor is + enabled, it actively monitors the selected input data (from DIN) to the + speaker amplifier. Once a data error is detected, the data monitor + automatically places the device into software shutdown. + type: boolean + + adi,dmon-stuck-threshold-bits: + description: + Sets the threshold for the "data monitor stuck" feature, in bits. + enum: [9, 11, 13, 15] + default: 15 + + adi,dmon-magnitude-enable: + description: + Enables the "data monitor magnitude" feature. Once the data monitor is + enabled, it actively monitors the selected input data (from DIN) to the + speaker amplifier. Once a data error is detected, the data monitor + automatically places the device into software shutdown. + type: boolean + + adi,dmon-magnitude-threshold-bits: + description: + Sets the threshold for the "data monitor magnitude" feature, in bits. + enum: [2, 3, 4, 5] + default: 5 + + adi,dmon-duration-ms: + description: + Sets the duration for the "data monitor" feature, in milliseconds. + enum: [64, 256, 1024, 4096] + default: 64 + reset-gpios: maxItems: 1 @@ -72,6 +130,10 @@ examples: max98396: amplifier@39 { compatible = "adi,max98396"; reg = <0x39>; + dvdd-supply = <®ulator_1v2>; + dvddio-supply = <®ulator_1v8>; + avdd-supply = <®ulator_1v8>; + pvdd-supply = <®ulator_pvdd>; adi,vmon-slot-no = <0>; adi,imon-slot-no = <1>; reset-gpios = <&gpio 4 GPIO_ACTIVE_LOW>; |