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Commit f6d3f1e8 authored by Rocky Hao's avatar Rocky Hao Committed by Heiko Stuebner
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ARM: dts: rockchip: add thermal nodes for RV1108 SoC 



Add thermal zone and dynamic CPU power coefficients for RV1108

Signed-off-by: default avatarRocky Hao <rocky.hao@rock-chips.com>
Acked-by: default avatarEduardo Valentin <edubezval@gmail.com>
Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
parent fb03abbc

arch/arm/boot/dts/rv1108.dtsi

+38 −0
Original line number Diff line number Diff line
@@ -43,6 +43,7 @@ 
#include <dt-bindings/interrupt-controller/arm-gic.h>

#include <dt-bindings/clock/rv1108-cru.h>

#include <dt-bindings/pinctrl/rockchip.h>

#include <dt-bindings/thermal/thermal.h>

/ {

	#address-cells = <1>;

	#size-cells = <1>;
@@ -70,6 +71,8 @@ 
			compatible = "arm,cortex-a7";

			reg = <0xf00>;

			clocks = <&cru ARMCLK>;

			#cooling-cells = <2>; /* min followed by max */

			dynamic-power-coefficient = <75>;

			operating-points-v2 = <&cpu_opp_table>;

		};

	};
@@ -329,6 +332,41 @@ 
		status = "disabled";

	};



	thermal-zones {

		soc_thermal: soc-thermal {

			polling-delay-passive = <20>;

			polling-delay = <1000>;

			sustainable-power = <50>;

			thermal-sensors = <&tsadc 0>;



			trips {

				threshold: trip-point0 {

					temperature = <70000>;

					hysteresis = <2000>;

					type = "passive";

				};

				target: trip-point1 {

					temperature = <85000>;

					hysteresis = <2000>;

					type = "passive";

				};

				soc_crit: soc-crit {

					temperature = <95000>;

					hysteresis = <2000>;

					type = "critical";

				};

			};



			cooling-maps {

				map0 {

					trip = <&target>;

					cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;

					contribution = <4096>;

				};

			};

		};

	};



	tsadc: tsadc@10370000 {

		compatible = "rockchip,rv1108-tsadc";

		reg = <0x10370000 0x100>;