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Commit 3fd366d8 authored by Yuantian Tang's avatar Yuantian Tang Committed by Shawn Guo
Browse files

arm64: dts: ls1043a: add cpu idle support 



Signed-off-by: default avatarTang Yuantian <andy.tang@nxp.com>
Signed-off-by: default avatarRan Wang <ran.wang_1@nxp.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 9b4eefcb

arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi

+21 −0
Original line number Diff line number Diff line
@@ -81,6 +81,7 @@ 
			clocks = <&clockgen 1 0>;

			next-level-cache = <&l2>;

			#cooling-cells = <2>;

			cpu-idle-states = <&CPU_PH20>;

		};



		cpu1: cpu@1 {
@@ -89,6 +90,7 @@ 
			reg = <0x1>;

			clocks = <&clockgen 1 0>;

			next-level-cache = <&l2>;

			cpu-idle-states = <&CPU_PH20>;

		};



		cpu2: cpu@2 {
@@ -97,6 +99,7 @@ 
			reg = <0x2>;

			clocks = <&clockgen 1 0>;

			next-level-cache = <&l2>;

			cpu-idle-states = <&CPU_PH20>;

		};



		cpu3: cpu@3 {
@@ -105,6 +108,7 @@ 
			reg = <0x3>;

			clocks = <&clockgen 1 0>;

			next-level-cache = <&l2>;

			cpu-idle-states = <&CPU_PH20>;

		};



		l2: l2-cache {
@@ -112,6 +116,23 @@ 
		};

	};



	idle-states {

		/*

		 * PSCI node is not added default, U-boot will add missing

		 * parts if it determines to use PSCI.

		 */

		entry-method = "arm,psci";



		CPU_PH20: cpu-ph20 {

			compatible = "arm,idle-state";

			idle-state-name = "PH20";

			arm,psci-suspend-param = <0x00010000>;

			entry-latency-us = <1000>;

			exit-latency-us = <1000>;

			min-residency-us = <3000>;

		};

	};



	memory@80000000 {

		device_type = "memory";

		reg = <0x0 0x80000000 0 0x80000000>;