This adds thermal zone node to Mediatek MT8173 dtsi file.

Signed-off-by: Dawei Chien <dawei.ch...@mediatek.com>
---
This patch is base on patchset:
https://lkml.org/lkml/2015/11/30/239
---
 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 fda805d..c962d94 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -188,6 +188,49 @@
                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>;
-- 
1.7.9.5

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