diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index eebc2d074254..40d7b47fc52e 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -1278,6 +1278,7 @@
 			interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_LOW>;
 			power-domains = <&spm MT8173_POWER_DOMAIN_MM>;
 			clocks = <&mmsys CLK_MM_MUTEX_32K>;
+			mediatek,gce-client-reg = <&gce SUBSYS_1402XXXX 0 0x1000>;
 			mediatek,gce-events = <CMDQ_EVENT_MUTEX0_STREAM_EOF>,
                                               <CMDQ_EVENT_MUTEX1_STREAM_EOF>;
 		};