diff --git a/Documentation/devicetree/bindings/i2c/renesas,iic.txt b/Documentation/devicetree/bindings/i2c/renesas,iic.txt
index 202602e6e837..64d11ffb07c4 100644
--- a/Documentation/devicetree/bindings/i2c/renesas,iic.txt
+++ b/Documentation/devicetree/bindings/i2c/renesas,iic.txt
@@ -8,6 +8,7 @@ Required properties:
 			- "renesas,iic-r8a7744" (RZ/G1N)
 			- "renesas,iic-r8a7745" (RZ/G1E)
 			- "renesas,iic-r8a774a1" (RZ/G2M)
+			- "renesas,iic-r8a774b1" (RZ/G2N)
 			- "renesas,iic-r8a774c0" (RZ/G2E)
 			- "renesas,iic-r8a7790" (R-Car H2)
 			- "renesas,iic-r8a7791" (R-Car M2-W)