deleted file mode 100644
@@ -1,19 +0,0 @@
-Rockchip DRM master device
-================================
-
-The Rockchip DRM master device is a virtual device needed to list all
-vop devices or other display interface nodes that comprise the
-graphics subsystem.
-
-Required properties:
-- compatible: Should be "rockchip,display-subsystem"
-- ports: Should contain a list of phandles pointing to display interface port
- of vop devices. vop definitions as defined in
- Documentation/devicetree/bindings/display/rockchip/rockchip-vop.txt
-
-example:
-
-display-subsystem {
- compatible = "rockchip,display-subsystem";
- ports = <&vopl_out>, <&vopb_out>;
-};
new file mode 100644
@@ -0,0 +1,38 @@
+# SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rockchip-drm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Rockchip DRM master device
+
+maintainers:
+ - Sandy Huang <hjc@rock-chips.com
+ - Heiko Stuebner <heiko@sntech.de>
+
+description: |
+ The Rockchip DRM master device is a virtual device needed to list all
+ vop devices or other display interface nodes that comprise the
+ graphics subsystem.
+
+properties:
+ compatible:
+ const: rockchip,display-subsystem
+
+ ports:
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+ description: |
+ Should contain a list of phandles pointing to display interface port
+ of vop devices. vop definitions as defined in
+ Documentation/devicetree/bindings/display/rockchip/rockchip-vop.txt
+
+required:
+ - compatible
+ - ports
+
+examples:
+ - |
+ display-subsystem {
+ compatible = "rockchip,display-subsystem";
+ ports = <&vopl_out>, <&vopb_out>;
+ };