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>

diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index 3bebe29..05f89c4 100644 (file)
--- 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>;