diff --git a/arch/powerpc/boot/dts/mpc8536ds.dts b/arch/powerpc/boot/dts/mpc8536ds.dts
index 1505d6855eff0eb0e1f5fe7a67c1622b1de6825f..93fdd99901b6e61c9909542ec30338df5b0d8cd8 100644
--- a/arch/powerpc/boot/dts/mpc8536ds.dts
+++ b/arch/powerpc/boot/dts/mpc8536ds.dts
@@ -91,6 +91,8 @@
 			rtc@68 {
 				compatible = "dallas,ds3232";
 				reg = <0x68>;
+				interrupts = <0 0x1>;
+				interrupt-parent = <&mpic>;
 			};
 		};