diff --git a/arch/riscv/dts/fu540-c000-u-boot.dtsi b/arch/riscv/dts/fu540-c000-u-boot.dtsi
index a06e1b1..b7cd600 100644
--- a/arch/riscv/dts/fu540-c000-u-boot.dtsi
+++ b/arch/riscv/dts/fu540-c000-u-boot.dtsi
@@ -62,7 +62,7 @@
 					       &cpu2_intc 3 &cpu2_intc 7
 					       &cpu3_intc 3 &cpu3_intc 7
 					       &cpu4_intc 3 &cpu4_intc 7>;
-			reg = <0x0 0x2000000 0x0 0xc0000>;
+			reg = <0x0 0x2000000 0x0 0x10000>;
 			u-boot,dm-spl;
 		};
 		prci: clock-controller@10000000 {