Re: [PATCH v4 2/4] arm64: dts: mediatek: mt8186: add default thermal zones

[AngeloGioacchino Del Regno]

Il 21/05/24 16:05, Julien Panis ha scritto:
> From: Nicolas Pitre <npitre@xxxxxxxxxxxx>
>
> Inspired by the vendor kernel but adapted to the upstream thermal
> driver version.
>
> Signed-off-by: Nicolas Pitre <npitre@xxxxxxxxxxxx>
> Signed-off-by: Julien Panis <jpanis@xxxxxxxxxxxx>
> ---
>   arch/arm64/boot/dts/mediatek/mt8186.dtsi | 290 +++++++++++++++++++++++++++++++
>   1 file changed, 290 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt8186.dtsi b/arch/arm64/boot/dts/mediatek/mt8186.dtsi
> index caec83f5eece..ac49a33d1b54 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8186.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8186.dtsi
> @@ -13,6 +13,8 @@
>   #include <dt-bindings/power/mt8186-power.h>
>   #include <dt-bindings/phy/phy.h>
>   #include <dt-bindings/reset/mt8186-resets.h>
> +#include <dt-bindings/thermal/thermal.h>
> +#include <dt-bindings/thermal/mediatek,lvts-thermal.h>
>   
>   / {
>   	compatible = "mediatek,mt8186";
> @@ -2197,4 +2199,292 @@ larb19: smi@1c10f000 {
>   			power-domains = <&spm MT8186_POWER_DOMAIN_IPE>;
>   		};

.snip..

> +
> +		mfg-thermal {

This is the GPU zone. For this entire node, s/mfg/gpu/g

> +			polling-delay = <1000>;
> +			polling-delay-passive = <250>;
> +			thermal-sensors = <&lvts MT8186_MFG>;
> +
> +			trips {
> +				mfg_alert0: trip-alert0 {
> +					temperature = <85000>;
> +					hysteresis = <2000>;
> +					type = "passive";
> +				};
> +
> +				mfg_alert1: trip-alert1 {
> +					temperature = <95000>;
> +					hysteresis = <2000>;
> +					type = "hot";
> +				};
> +
> +				mfg_crit: trip-crit {
> +					temperature = <100000>;
> +					hysteresis = <0>;
> +					type = "critical";
> +				};
> +			};
> +		};

Regards,
Angelo