diff --git a/Documentation/devicetree/bindings/display/panel/armadeus,st0700-adapt.txt b/Documentation/devicetree/bindings/display/panel/armadeus,st0700-adapt.txt
deleted file mode 100644
index a30d63db3c8f..000000000000
--- a/Documentation/devicetree/bindings/display/panel/armadeus,st0700-adapt.txt
+++ /dev/null
@@ -1,9 +0,0 @@
-Armadeus ST0700 Adapt. A Santek ST0700I5Y-RBSLW 7.0" WVGA (800x480) TFT with
-an adapter board.
-
-Required properties:
-- compatible: "armadeus,st0700-adapt"
-- power-supply: see panel-common.txt
-
-Optional properties:
-- backlight: see panel-common.txt
diff --git a/Documentation/devicetree/bindings/display/panel/armadeus,st0700-adapt.yaml b/Documentation/devicetree/bindings/display/panel/armadeus,st0700-adapt.yaml
new file mode 100644
index 000000000000..a6ade47066b3
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/armadeus,st0700-adapt.yaml
@@ -0,0 +1,33 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/armadeus,st0700-adapt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Armadeus ST0700 Adapter
+
+description:
+  A Santek ST0700I5Y-RBSLW 7.0" WVGA (800x480) TFT with an adapter board.
+
+maintainers:
+  - '"Sébastien Szymanski" <sebastien.szymanski@armadeus.com>'
+  - Thierry Reding <thierry.reding@gmail.com>
+
+allOf:
+  - $ref: panel-common.yaml#
+
+properties:
+  compatible:
+    const: armadeus,st0700-adapt
+
+  power-supply: true
+  backlight: true
+  port: true
+
+additionalProperties: false
+
+required:
+  - compatible
+  - power-supply
+
+...