diff --git a/Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml b/Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml
index 7ea77cd0bee1..b448725671ec 100644
--- a/Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml
+++ b/Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml
@@ -23,6 +23,8 @@ properties:
           - const: renesas,r9a09g087-rtc  # RZ/N2H
           - const: renesas,r9a09g077-rtc  # RZ/T2H
 
+      - const: renesas,r8a78000-rtc   # R-Car X5H
+
   reg:
     maxItems: 1
 
@@ -52,8 +54,6 @@ properties:
 required:
   - compatible
   - reg
-  - interrupts
-  - interrupt-names
   - clocks
   - clock-names
   - power-domains
@@ -66,6 +66,7 @@ allOf:
         compatible:
           contains:
             enum:
+              - renesas,r8a78000-rtc
               - renesas,r9a09g077-rtc
               - renesas,r9a09g087-rtc
     then:
@@ -75,6 +76,20 @@ allOf:
         clock-names:
           minItems: 2
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: renesas,r8a78000-rtc
+    then:
+      properties:
+        interrupts: false
+        interrupt-names: false
+    else:
+      required:
+        - interrupts
+        - interrupt-names
+
 unevaluatedProperties: false
 
 examples: