[PATCH v1 6/7] arm64: dts: mt7986: add thermal-zones

Matthias Brugger matthias.bgg at gmail.com
Mon May 29 09:02:58 PDT 2023



On 21/04/2023 15:20, Frank Wunderlich wrote:
> From: Daniel Golle <daniel at makrotopia.org>
> 
> Add thermal-zones to mt7986 devicetree.
> 
> Signed-off-by: Daniel Golle <daniel at makrotopia.org>
> Signed-off-by: Frank Wunderlich <frank-w at public-files.de>
> ---
>   arch/arm64/boot/dts/mediatek/mt7986a.dtsi | 40 +++++++++++++++++++++++
>   1 file changed, 40 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
> index a409d5e845c2..845b29a9664a 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
> @@ -603,4 +603,44 @@ wifi: wifi at 18000000 {
>   			memory-region = <&wmcpu_emi>;
>   		};
>   	};
> +
> +	thermal-zones {
> +		cpu_thermal: cpu-thermal {
> +			polling-delay-passive = <1000>;
> +			polling-delay = <1000>;
> +			thermal-sensors = <&thermal 0>;
> +
> +			trips {
> +				cpu_trip_crit: crit {
> +					temperature = <125000>;
> +					hysteresis = <2000>;
> +					type = "critical";
> +				};
> +
> +				cpu_trip_hot: hot {
> +					temperature = <120000>;
> +					hysteresis = <2000>;
> +					type = "hot";
> +				};

We don't use above two trips. Please drop them for now.

Regards,
Matthias

> +
> +				cpu_trip_active_high: active-high {
> +					temperature = <115000>;
> +					hysteresis = <2000>;
> +					type = "active";
> +				};
> +
> +				cpu_trip_active_low: active-low {
> +					temperature = <85000>;
> +					hysteresis = <2000>;
> +					type = "active";
> +				};
> +
> +				cpu_trip_passive: passive {
> +					temperature = <40000>;
> +					hysteresis = <2000>;
> +					type = "passive";
> +				};
> +			};
> +		};
> +	};
>   };



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