Unverified Commit 5fee78e5 authored by Shengjiu Wang's avatar Shengjiu Wang Committed by Mark Brown
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ASoC: dt-bindings: fsl,audmix: Document audio graph port 



This device can be used in conjunction with audio-graph-card to provide
an endpoint for binding with the other side of the audio link.

Signed-off-by: default avatarShengjiu Wang <shengjiu.wang@nxp.com>
Reviewed-by: default avatarRob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/20250226100508.2352568-3-shengjiu.wang@nxp.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent abcb9a1f

Documentation/devicetree/bindings/sound/fsl,audmix.yaml

+60 −0
Original line number Diff line number Diff line
@@ -61,6 +61,20 @@ properties: 
      - description: serial audio input 2

        maxItems: 1



  ports:

    $ref: /schemas/graph.yaml#/properties/ports

    patternProperties:

      '^port@[0-1]':

        $ref: audio-graph-port.yaml#

        unevaluatedProperties: false

        description: Input port from SAI TX



    properties:

      port@2:

        $ref: audio-graph-port.yaml#

        unevaluatedProperties: false

        description: Output port to SAI RX



required:

  - compatible

  - reg
@@ -80,4 +94,50 @@ examples: 
      clock-names = "ipg";

      power-domains = <&pd_audmix>;

      dais = <&sai4>, <&sai5>;



      ports {

        #address-cells = <1>;

        #size-cells = <0>;



        port@0 {

          reg = <0>;

          playback-only;



          amix_endpoint0: endpoint {

            dai-tdm-slot-num = <8>;

            dai-tdm-slot-width = <32>;

            dai-tdm-slot-width-map = <32 8 32>;

            dai-format = "dsp_a";

            remote-endpoint = <&be00_ep>;

          };

        };



        port@1 {

          reg = <1>;

          playback-only;



          amix_endpoint1: endpoint {

            dai-tdm-slot-num = <8>;

            dai-tdm-slot-width = <32>;

            dai-tdm-slot-width-map = <32 8 32>;

            dai-format = "dsp_a";

            remote-endpoint = <&be01_ep>;

          };

        };



        port@2 {

          reg = <2>;

          capture-only;



          amix_endpoint2: endpoint {

            dai-tdm-slot-num = <8>;

            dai-tdm-slot-width = <32>;

            dai-tdm-slot-width-map = <32 8 32>;

            dai-format = "dsp_a";

            bitclock-master;

            frame-master;

            remote-endpoint = <&be02_ep>;

          };

        };

      };

    };