From 2c1523262bd04c8e14cc43c1e7e2158762c07ab9 Mon Sep 17 00:00:00 2001
From: Finley Xiao <finley.xiao@rock-chips.com>
Date: Tue, 9 Oct 2018 11:39:21 +0800
Subject: [PATCH] arm64: dts: rockchip: Add thermal thermal zone node for
 rk1808

Change-Id: Ie42fcef7d94829aeb056ac1ead3d5885fc1a30f8
Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>
---
 arch/arm64/boot/dts/rockchip/rk1808.dtsi | 50 ++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk1808.dtsi b/arch/arm64/boot/dts/rockchip/rk1808.dtsi
index e13b584d371d..09420471873a 100644
--- a/arch/arm64/boot/dts/rockchip/rk1808.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk1808.dtsi
@@ -8,6 +8,7 @@
 #include <dt-bindings/power/rk1808-power.h>
 #include <dt-bindings/phy/phy.h>
 #include <dt-bindings/soc/rockchip,boot-mode.h>
+#include <dt-bindings/thermal/thermal.h>
 
 / {
 	compatible = "rockchip,rk1808";
@@ -502,6 +503,55 @@
 		status = "disabled";
 	};
 
+	thermal_zones: thermal-zones {
+		soc_thermal: soc-thermal {
+			polling-delay-passive = <20>; /* milliseconds */
+			polling-delay = <1000>; /* milliseconds */
+			sustainable-power = <527>; /* milliwatts */
+
+			thermal-sensors = <&tsadc 0>;
+
+			trips {
+				threshold: trip-point-0 {
+					/* millicelsius */
+					temperature = <75000>;
+					/* millicelsius */
+					hysteresis = <2000>;
+					type = "passive";
+				};
+				target: trip-point-1 {
+					/* millicelsius */
+					temperature = <85000>;
+					/* millicelsius */
+					hysteresis = <2000>;
+					type = "passive";
+				};
+				soc_crit: soc-crit {
+					/* millicelsius */
+					temperature = <115000>;
+					/* millicelsius */
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+
+			cooling-maps {
+				map0 {
+					trip = <&target>;
+					cooling-device =
+						<&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+					contribution = <4096>;
+				};
+				map1 {
+					trip = <&target>;
+					cooling-device =
+						<&npu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+					contribution = <1024>;
+				};
+			};
+		};
+	};
+
 	tsadc: tsadc@ff3a0000 {
 		compatible = "rockchip,rk1808-tsadc";
 		reg = <0x0 0xff3a0000 0x0 0x100>;