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diff --git a/Bindings/sound/imx-audio-hdmi.yaml b/Bindings/sound/imx-audio-hdmi.yaml
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/imx-audio-hdmi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP i.MX audio complex with HDMI
+
+maintainers:
+ - Shengjiu Wang <shengjiu.wang@nxp.com>
+
+properties:
+ compatible:
+ enum:
+ - fsl,imx-audio-hdmi
+ - fsl,imx-audio-sii902x
+
+ model:
+ $ref: /schemas/types.yaml#/definitions/string
+ description: User specified audio sound card name
+
+ audio-cpu:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: The phandle of an CPU DAI controller
+
+ hdmi-out:
+ type: boolean
+ description: |
+ This is a boolean property. If present, the transmitting function
+ of HDMI will be enabled, indicating there's a physical HDMI out
+ connector or jack on the board or it's connecting to some other IP
+ block, such as an HDMI encoder or display-controller.
+
+ hdmi-in:
+ type: boolean
+ description: |
+ This is a boolean property. If present, the receiving function of
+ HDMI will be enabled, indicating there is a physical HDMI in
+ connector/jack on the board.
+
+required:
+ - compatible
+ - model
+ - audio-cpu
+
+additionalProperties: false
+
+examples:
+ - |
+ sound-hdmi {
+ compatible = "fsl,imx-audio-hdmi";
+ model = "audio-hdmi";
+ audio-cpu = <&aud2htx>;
+ hdmi-out;
+ };