From 962f5143b30568bf67be97365d0616b0050ddaa5 Mon Sep 17 00:00:00 2001 From: "dawei.chien@mediatek.com" Date: Tue, 15 Mar 2016 16:10:36 +0800 Subject: [PATCH] arm64: dts: mt8173: Add thermal zone node. This adds thermal zone node to Mediatek MT8173 dtsi file. Signed-off-by: Dawei Chien Acked-by: Eduardo Valentin Signed-off-by: Matthias Brugger --- arch/arm64/boot/dts/mediatek/mt8173.dtsi | 43 ++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi index 3bebe29ab192..05f89c4a5413 100644 --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi @@ -125,6 +125,49 @@ clock-output-names = "cpum_ck"; }; + thermal-zones { + cpu_thermal: cpu_thermal { + polling-delay-passive = <1000>; /* milliseconds */ + polling-delay = <1000>; /* milliseconds */ + + thermal-sensors = <&thermal>; + sustainable-power = <1500>; /* milliwatts */ + + trips { + threshold: trip-point@0 { + temperature = <68000>; + hysteresis = <2000>; + type = "passive"; + }; + + target: trip-point@1 { + temperature = <85000>; + hysteresis = <2000>; + type = "passive"; + }; + + cpu_crit: cpu_crit@0 { + temperature = <115000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + + cooling-maps { + map@0 { + trip = <&target>; + cooling-device = <&cpu0 0 0>; + contribution = <1024>; + }; + map@1 { + trip = <&target>; + cooling-device = <&cpu2 0 0>; + contribution = <2048>; + }; + }; + }; + }; + timer { compatible = "arm,armv8-timer"; interrupt-parent = <&gic>; -- 2.39.5