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diff --git a/Bindings/watchdog/amlogic,meson-gxbb-wdt.yaml b/Bindings/watchdog/amlogic,meson-gxbb-wdt.yaml
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+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2019 BayLibre, SAS
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/amlogic,meson-gxbb-wdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Meson GXBB SoCs Watchdog timer
+
+maintainers:
+  - Neil Armstrong <neil.armstrong@linaro.org>
+
+allOf:
+  - $ref: watchdog.yaml#
+
+properties:
+  compatible:
+    oneOf:
+      - enum:
+          - amlogic,meson-gxbb-wdt
+          - amlogic,t7-wdt
+      - items:
+          - enum:
+              - amlogic,c3-wdt
+              - amlogic,s4-wdt
+          - const: amlogic,t7-wdt
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+    description:
+      A phandle to the clock of this PHY
+
+required:
+  - compatible
+  - reg
+  - clocks
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    watchdog@98d0 {
+        compatible = "amlogic,meson-gxbb-wdt";
+        reg = <0x98d0 0x10>;
+        clocks = <&xtal>;
+    };