diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index 155e0cf164fc4..65691b9bd85e6 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -4873,7 +4873,7 @@
 
 		aoss_qmp: power-controller@c300000 {
 			compatible = "qcom,sdm845-aoss-qmp", "qcom,aoss-qmp";
-			reg = <0 0x0c300000 0 0x100000>;
+			reg = <0 0x0c300000 0 0x400>;
 			interrupts = <GIC_SPI 389 IRQ_TYPE_EDGE_RISING>;
 			mboxes = <&apss_shared 0>;