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Commit 1544f99c authored by Jisheng Zhang's avatar Jisheng Zhang Committed by Sebastian Hesselbarth
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arm64: dts: berlin4ct: support cpuidle-dt 



This patch adds an idle-states node to describe the berlin4ct idle
states and also adds references to the idle-states node in all CPU
nodes. After this patch cpuidle is enabled.

Signed-off-by: default avatarJisheng Zhang <jszhang@marvell.com>
Acked-by: default avatarLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: default avatarSebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
parent 5fbb1531

arch/arm64/boot/dts/marvell/berlin4ct.dtsi

+16 −0
Original line number Diff line number Diff line
@@ -68,6 +68,7 @@ 
			device_type = "cpu";

			reg = <0x0>;

			enable-method = "psci";

			cpu-idle-states = <&CPU_SLEEP_0>;

		};



		cpu1: cpu@1 {
@@ -75,6 +76,7 @@ 
			device_type = "cpu";

			reg = <0x1>;

			enable-method = "psci";

			cpu-idle-states = <&CPU_SLEEP_0>;

		};



		cpu2: cpu@2 {
@@ -82,6 +84,7 @@ 
			device_type = "cpu";

			reg = <0x2>;

			enable-method = "psci";

			cpu-idle-states = <&CPU_SLEEP_0>;

		};



		cpu3: cpu@3 {
@@ -89,6 +92,19 @@ 
			device_type = "cpu";

			reg = <0x3>;

			enable-method = "psci";

			cpu-idle-states = <&CPU_SLEEP_0>;

		};



		idle-states {

			entry-method = "psci";

			CPU_SLEEP_0: cpu-sleep-0 {

				compatible = "arm,idle-state";

				local-timer-stop;

				arm,psci-suspend-param = <0x0010000>;

				entry-latency-us = <75>;

				exit-latency-us = <155>;

				min-residency-us = <1000>;

			};

		};

	};