From 962f5143b30568bf67be97365d0616b0050ddaa5 Mon Sep 17 00:00:00 2001
From: "dawei.chien@mediatek.com" <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 <dawei.chien@mediatek.com>
Acked-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
---
 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 3bebe29..05f89c4 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>;
-- 
2.7.4