diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index d707d15cea5b..541457909309 100644
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -300,6 +300,16 @@ BIG_CPU_SLEEP_0: cpu-sleep-1-0 {
 				min-residency-us = <4791>;
 				local-timer-stop;
 			};
+
+			PRIME_CPU_SLEEP_0: cpu-sleep-2-0 {
+				compatible = "arm,idle-state";
+				idle-state-name = "goldplus-rail-power-collapse";
+				arm,psci-suspend-param = <0x40000004>;
+				entry-latency-us = <500>;
+				exit-latency-us = <1350>;
+				min-residency-us = <7480>;
+				local-timer-stop;
+			};
 		};
 
 		domain-idle-states {
@@ -401,7 +411,7 @@ CPU_PD6: power-domain-cpu6 {
 		CPU_PD7: power-domain-cpu7 {
 			#power-domain-cells = <0>;
 			power-domains = <&CLUSTER_PD>;
-			domain-idle-states = <&BIG_CPU_SLEEP_0>;
+			domain-idle-states = <&PRIME_CPU_SLEEP_0>;
 		};
 
 		CLUSTER_PD: power-domain-cluster {