diff --git a/Documentation/devicetree/bindings/arm/realtek.yaml b/Documentation/devicetree/bindings/arm/realtek.yaml
index c069df5eab4f..40ca4c3f21f4 100644
--- a/Documentation/devicetree/bindings/arm/realtek.yaml
+++ b/Documentation/devicetree/bindings/arm/realtek.yaml
@@ -47,4 +47,10 @@ properties:
               - bananapi,bpi-m4 # Banana Pi BPI-M4
               - realtek,lion-skin # Realtek Lion Skin EVB
           - const: realtek,rtd1395
+
+      # RTD1619 SoC based boards
+      - items:
+          - enum:
+              - realtek,mjolnir # Realtek Mjolnir EVB
+          - const: realtek,rtd1619
 ...