# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/sound/nvidia,tegra210-mvc.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Tegra210 MVC description: | The Master Volume Control (MVC) provides gain or attenuation to a digital signal path. It can be used in input or output signal path for per-stream volume control or it can be used as master volume control. The MVC block has one input and one output. The input digital stream can be mono or multi-channel (up to 7.1 channels) stream. An independent mute control is also included in the MVC block. maintainers: - Jon Hunter - Mohan Kumar - Sameer Pujar allOf: - $ref: dai-common.yaml# properties: $nodename: pattern: "^mvc@[0-9a-f]*$" compatible: oneOf: - const: nvidia,tegra210-mvc - items: - enum: - nvidia,tegra234-mvc - nvidia,tegra194-mvc - nvidia,tegra186-mvc - const: nvidia,tegra210-mvc reg: maxItems: 1 sound-name-prefix: pattern: "^MVC[1-9]$" ports: $ref: /schemas/graph.yaml#/properties/ports properties: port@0: $ref: audio-graph-port.yaml# unevaluatedProperties: false description: | MVC ACIF (Audio Client Interface) input port. This is connected to corresponding ACIF output port on AHUB (Audio Hub). port@1: $ref: audio-graph-port.yaml# unevaluatedProperties: false description: | MVC ACIF output port. This is connected to corresponding ACIF input port on AHUB. required: - compatible - reg additionalProperties: false examples: - | mvc@702da000 { compatible = "nvidia,tegra210-mvc"; reg = <0x702da000 0x200>; sound-name-prefix = "MVC1"; }; ...