From f888da16628c150e23a80e9c24ed76d1cf8a94d2 Mon Sep 17 00:00:00 2001 From: Tony Xie Date: Fri, 24 Aug 2018 18:03:00 +0800 Subject: arm64: dts: rockchip: Add idle-states to device tree for rk3399 Add idle-states for cpu and cluster sleep states. Signed-off-by: Tony Xie Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3399.dtsi | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index c88e603396f6..b426902189c0 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi @@ -74,6 +74,7 @@ clocks = <&cru ARMCLKL>; #cooling-cells = <2>; /* min followed by max */ dynamic-power-coefficient = <100>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu_l1: cpu@1 { @@ -84,6 +85,7 @@ clocks = <&cru ARMCLKL>; #cooling-cells = <2>; /* min followed by max */ dynamic-power-coefficient = <100>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu_l2: cpu@2 { @@ -94,6 +96,7 @@ clocks = <&cru ARMCLKL>; #cooling-cells = <2>; /* min followed by max */ dynamic-power-coefficient = <100>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu_l3: cpu@3 { @@ -104,6 +107,7 @@ clocks = <&cru ARMCLKL>; #cooling-cells = <2>; /* min followed by max */ dynamic-power-coefficient = <100>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu_b0: cpu@100 { @@ -114,6 +118,7 @@ clocks = <&cru ARMCLKB>; #cooling-cells = <2>; /* min followed by max */ dynamic-power-coefficient = <436>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu_b1: cpu@101 { @@ -124,6 +129,29 @@ clocks = <&cru ARMCLKB>; #cooling-cells = <2>; /* min followed by max */ dynamic-power-coefficient = <436>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; + }; + + idle-states { + entry-method = "psci"; + + CPU_SLEEP: cpu-sleep { + compatible = "arm,idle-state"; + local-timer-stop; + arm,psci-suspend-param = <0x0010000>; + entry-latency-us = <120>; + exit-latency-us = <250>; + min-residency-us = <900>; + }; + + CLUSTER_SLEEP: cluster-sleep { + compatible = "arm,idle-state"; + local-timer-stop; + arm,psci-suspend-param = <0x1010000>; + entry-latency-us = <400>; + exit-latency-us = <500>; + min-residency-us = <2000>; + }; }; }; -- cgit 1.2-0.3.lf.el7