Commit 8cd62099 authored by Maulik Shah's avatar Maulik Shah Committed by Bjorn Andersson
Browse files

arm64: dts: qcom: sc7180: Add cpuidle low power states 



Add device bindings for cpuidle states for cpu devices.

Cc: devicetree@vger.kernel.orgi
Signed-off-by: default avatarMaulik Shah <mkshah@codeaurora.org>
Reviewed-by: default avatarSrinivas Rao L <lsrao@codeaurora.org>
Reviewed-by: default avatarStephen Boyd <swboyd@chromium.org>
Link: https://lore.kernel.org/r/1586703004-13674-2-git-send-email-mkshah@codeaurora.org


Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
parent e8a7fdc5

arch/arm64/boot/dts/qcom/sc7180.dtsi

+78 −0
Original line number Original line Diff line number Diff line
@@ -95,6 +95,9 @@ 
			compatible = "qcom,kryo468";

			compatible = "qcom,kryo468";

			reg = <0x0 0x0>;

			reg = <0x0 0x0>;

			enable-method = "psci";

			enable-method = "psci";

			cpu-idle-states = <&LITTLE_CPU_SLEEP_0

					   &LITTLE_CPU_SLEEP_1

					   &CLUSTER_SLEEP_0>;

			capacity-dmips-mhz = <1024>;

			capacity-dmips-mhz = <1024>;

			dynamic-power-coefficient = <100>;

			dynamic-power-coefficient = <100>;

			next-level-cache = <&L2_0>;

			next-level-cache = <&L2_0>;
@@ -114,6 +117,9 @@ 
			compatible = "qcom,kryo468";

			compatible = "qcom,kryo468";

			reg = <0x0 0x100>;

			reg = <0x0 0x100>;

			enable-method = "psci";

			enable-method = "psci";

			cpu-idle-states = <&LITTLE_CPU_SLEEP_0

					   &LITTLE_CPU_SLEEP_1

					   &CLUSTER_SLEEP_0>;

			capacity-dmips-mhz = <1024>;

			capacity-dmips-mhz = <1024>;

			dynamic-power-coefficient = <100>;

			dynamic-power-coefficient = <100>;

			next-level-cache = <&L2_100>;

			next-level-cache = <&L2_100>;
@@ -130,6 +136,9 @@ 
			compatible = "qcom,kryo468";

			compatible = "qcom,kryo468";

			reg = <0x0 0x200>;

			reg = <0x0 0x200>;

			enable-method = "psci";

			enable-method = "psci";

			cpu-idle-states = <&LITTLE_CPU_SLEEP_0

					   &LITTLE_CPU_SLEEP_1

					   &CLUSTER_SLEEP_0>;

			capacity-dmips-mhz = <1024>;

			capacity-dmips-mhz = <1024>;

			dynamic-power-coefficient = <100>;

			dynamic-power-coefficient = <100>;

			next-level-cache = <&L2_200>;

			next-level-cache = <&L2_200>;
@@ -146,6 +155,9 @@ 
			compatible = "qcom,kryo468";

			compatible = "qcom,kryo468";

			reg = <0x0 0x300>;

			reg = <0x0 0x300>;

			enable-method = "psci";

			enable-method = "psci";

			cpu-idle-states = <&LITTLE_CPU_SLEEP_0

					   &LITTLE_CPU_SLEEP_1

					   &CLUSTER_SLEEP_0>;

			capacity-dmips-mhz = <1024>;

			capacity-dmips-mhz = <1024>;

			dynamic-power-coefficient = <100>;

			dynamic-power-coefficient = <100>;

			next-level-cache = <&L2_300>;

			next-level-cache = <&L2_300>;
@@ -162,6 +174,9 @@ 
			compatible = "qcom,kryo468";

			compatible = "qcom,kryo468";

			reg = <0x0 0x400>;

			reg = <0x0 0x400>;

			enable-method = "psci";

			enable-method = "psci";

			cpu-idle-states = <&LITTLE_CPU_SLEEP_0

					   &LITTLE_CPU_SLEEP_1

					   &CLUSTER_SLEEP_0>;

			capacity-dmips-mhz = <1024>;

			capacity-dmips-mhz = <1024>;

			dynamic-power-coefficient = <100>;

			dynamic-power-coefficient = <100>;

			next-level-cache = <&L2_400>;

			next-level-cache = <&L2_400>;
@@ -178,6 +193,9 @@ 
			compatible = "qcom,kryo468";

			compatible = "qcom,kryo468";

			reg = <0x0 0x500>;

			reg = <0x0 0x500>;

			enable-method = "psci";

			enable-method = "psci";

			cpu-idle-states = <&LITTLE_CPU_SLEEP_0

					   &LITTLE_CPU_SLEEP_1

					   &CLUSTER_SLEEP_0>;

			capacity-dmips-mhz = <1024>;

			capacity-dmips-mhz = <1024>;

			dynamic-power-coefficient = <100>;

			dynamic-power-coefficient = <100>;

			next-level-cache = <&L2_500>;

			next-level-cache = <&L2_500>;
@@ -194,6 +212,9 @@ 
			compatible = "qcom,kryo468";

			compatible = "qcom,kryo468";

			reg = <0x0 0x600>;

			reg = <0x0 0x600>;

			enable-method = "psci";

			enable-method = "psci";

			cpu-idle-states = <&BIG_CPU_SLEEP_0

					   &BIG_CPU_SLEEP_1

					   &CLUSTER_SLEEP_0>;

			capacity-dmips-mhz = <1740>;

			capacity-dmips-mhz = <1740>;

			dynamic-power-coefficient = <405>;

			dynamic-power-coefficient = <405>;

			next-level-cache = <&L2_600>;

			next-level-cache = <&L2_600>;
@@ -210,6 +231,9 @@ 
			compatible = "qcom,kryo468";

			compatible = "qcom,kryo468";

			reg = <0x0 0x700>;

			reg = <0x0 0x700>;

			enable-method = "psci";

			enable-method = "psci";

			cpu-idle-states = <&BIG_CPU_SLEEP_0

					   &BIG_CPU_SLEEP_1

					   &CLUSTER_SLEEP_0>;

			capacity-dmips-mhz = <1740>;

			capacity-dmips-mhz = <1740>;

			dynamic-power-coefficient = <405>;

			dynamic-power-coefficient = <405>;

			next-level-cache = <&L2_700>;

			next-level-cache = <&L2_700>;
@@ -256,6 +280,60 @@ 
				};

				};

			};

			};

		};

		};



		idle-states {

			entry-method = "psci";



			LITTLE_CPU_SLEEP_0: cpu-sleep-0-0 {

				compatible = "arm,idle-state";

				idle-state-name = "little-power-down";

				arm,psci-suspend-param = <0x40000003>;

				entry-latency-us = <549>;

				exit-latency-us = <901>;

				min-residency-us = <1774>;

				local-timer-stop;

			};



			LITTLE_CPU_SLEEP_1: cpu-sleep-0-1 {

				compatible = "arm,idle-state";

				idle-state-name = "little-rail-power-down";

				arm,psci-suspend-param = <0x40000004>;

				entry-latency-us = <702>;

				exit-latency-us = <915>;

				min-residency-us = <4001>;

				local-timer-stop;

			};



			BIG_CPU_SLEEP_0: cpu-sleep-1-0 {

				compatible = "arm,idle-state";

				idle-state-name = "big-power-down";

				arm,psci-suspend-param = <0x40000003>;

				entry-latency-us = <523>;

				exit-latency-us = <1244>;

				min-residency-us = <2207>;

				local-timer-stop;

			};



			BIG_CPU_SLEEP_1: cpu-sleep-1-1 {

				compatible = "arm,idle-state";

				idle-state-name = "big-rail-power-down";

				arm,psci-suspend-param = <0x40000004>;

				entry-latency-us = <526>;

				exit-latency-us = <1854>;

				min-residency-us = <5555>;

				local-timer-stop;

			};



			CLUSTER_SLEEP_0: cluster-sleep-0 {

				compatible = "arm,idle-state";

				idle-state-name = "cluster-power-down";

				arm,psci-suspend-param = <0x40003444>;

				entry-latency-us = <3263>;

				exit-latency-us = <6562>;

				min-residency-us = <9926>;

				local-timer-stop;

			};

		};

	};

	};





	memory@80000000 {

	memory@80000000 {