From: Tao Wang <[email protected]> Add nodes and properties for thermal cooling management support.
Signed-off-by: Tao Wang <[email protected]> Signed-off-by: Leo Yan <[email protected]> --- arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 44 +++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi index a39da09..e20edd9 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi +++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi @@ -7,6 +7,7 @@ #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/clock/hi3660-clock.h> +#include <dt-bindings/thermal/thermal.h> / { compatible = "hisilicon,hi3660"; @@ -64,6 +65,8 @@ capacity-dmips-mhz = <592>; clocks = <&stub_clock HI3660_CLK_STUB_CLUSTER0>; operating-points-v2 = <&cluster0_opp>; + #cooling-cells = <2>; + dynamic-power-coefficient = <110>; }; cpu1: cpu@1 { @@ -112,6 +115,8 @@ capacity-dmips-mhz = <1024>; clocks = <&stub_clock HI3660_CLK_STUB_CLUSTER1>; operating-points-v2 = <&cluster1_opp>; + #cooling-cells = <2>; + dynamic-power-coefficient = <550>; }; cpu5: cpu@101 { @@ -1073,5 +1078,44 @@ interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>; #thermal-sensor-cells = <1>; }; + + thermal-zones { + + cls0: cls0 { + polling-delay = <1000>; + polling-delay-passive = <100>; + sustainable-power = <4500>; + + /* sensor ID */ + thermal-sensors = <&tsensor 1>; + + trips { + threshold: trip-point@0 { + temperature = <65000>; + hysteresis = <1000>; + type = "passive"; + }; + + target: trip-point@1 { + temperature = <75000>; + hysteresis = <1000>; + type = "passive"; + }; + }; + + cooling-maps { + map0 { + trip = <&target>; + contribution = <1024>; + cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + map1 { + trip = <&target>; + contribution = <512>; + cooling-device = <&cpu4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + }; + }; }; }; -- 1.9.1
