@@ -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>;
+ };
+ };
+ };
};
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: Shengjiu Wang <shengjiu.wang@nxp.com> --- .../devicetree/bindings/sound/fsl,audmix.yaml | 60 +++++++++++++++++++ 1 file changed, 60 insertions(+)