diff --git a/arch/arm64/boot/dts/qcom/ipq6018.dtsi b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
index a8c26aff6f37..367720910677 100644
--- a/arch/arm64/boot/dts/qcom/ipq6018.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
@@ -238,7 +238,7 @@
 
 		tcsr_mutex: hwlock@1905000 {
 			compatible = "qcom,ipq6018-tcsr-mutex", "qcom,tcsr-mutex";
-			reg = <0x0 0x01905000 0x0 0x1000>;
+			reg = <0x0 0x01905000 0x0 0x20000>;
 			#hwlock-cells = <1>;
 		};