diff --git a/arch/arm/boot/dts/stm32h743.dtsi b/arch/arm/boot/dts/stm32h743.dtsi
index dcb5f311c3dbfe577b1c0744779c62230b67d3c3..3b25180d2a07b2355bde87477d4126efb26dc614 100644
--- a/arch/arm/boot/dts/stm32h743.dtsi
+++ b/arch/arm/boot/dts/stm32h743.dtsi
@@ -235,6 +235,11 @@
 			interrupts = <1>, <2>, <3>, <6>, <7>, <8>, <9>, <10>, <23>, <40>, <41>, <62>, <76>;
 		};
 
+		syscfg: system-config@58000400 {
+			compatible = "syscon";
+			reg = <0x58000400 0x400>;
+		};
+
 		lptimer2: timer@58002400 {
 			#address-cells = <1>;
 			#size-cells = <0>;