diff --git a/arch/arm/boot/dts/mstar-infinity2m.dtsi b/arch/arm/boot/dts/mstar-infinity2m.dtsi
index 02adb9fe9d3c..6d4d1d224e96 100644
--- a/arch/arm/boot/dts/mstar-infinity2m.dtsi
+++ b/arch/arm/boot/dts/mstar-infinity2m.dtsi
@@ -13,3 +13,10 @@
 		reg = <0x1>;
 	};
 };
+
+&riu {
+	smpctrl: smpctrl@204000 {
+		reg = <0x204000 0x200>;
+		status = "disabled";
+	};
+};