linux-kernel - Re: [PATCH v1 7/8] arm64: dts: qcom: Enable cdsp qmi tmd devices for kodiak

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Message-ID: <qi6godspytwc3ubusbggsliguwejs4jpa5oaqvmyo3dpzedayy@nf74ffmv267h>
Date: Sat, 3 Jan 2026 09:14:47 -0600
From: Bjorn Andersson <andersson@...nel.org>
To: Gaurav Kohli <gaurav.kohli@....qualcomm.com>
Cc: mathieu.poirier@...aro.org, robh@...nel.org, krzk+dt@...nel.org, 
	conor+dt@...nel.org, rafael@...nel.org, daniel.lezcano@...aro.org, 
	rui.zhang@...el.com, lukasz.luba@....com, konradybcio@...nel.org, amitk@...nel.org, 
	mani@...nel.org, casey.connolly@...aro.org, linux-arm-msm@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH v1 7/8] arm64: dts: qcom: Enable cdsp qmi tmd devices for
 kodiak

On Tue, Dec 23, 2025 at 06:02:26PM +0530, Gaurav Kohli wrote:
> Enable cdsp cooling devices and cooling map bindings
> for cdsp.
> 
> Signed-off-by: Gaurav Kohli <gaurav.kohli@....qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/kodiak.dtsi | 36 ++++++++++++++++++++++++++++
>  1 file changed, 36 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/kodiak.dtsi b/arch/arm64/boot/dts/qcom/kodiak.dtsi
> index c2ccbb67f800..03c1cef910a9 100644
> --- a/arch/arm64/boot/dts/qcom/kodiak.dtsi
> +++ b/arch/arm64/boot/dts/qcom/kodiak.dtsi
> @@ -4780,6 +4780,14 @@ compute-cb@14 {
>  					};
>  				};
>  			};
> +
> +			cooling {
> +				compatible = "qcom,qmi-cooling-cdsp";
> +					cdsp_sw: cdsp_sw {
> +						label = "cdsp_sw";
> +						#cooling-cells = <2>;
> +					};
> +			};
>  		};
>  
>  		usb_1: usb@...0000 {
> @@ -7587,12 +7595,26 @@ nspss0_alert0: trip-point0 {
>  					type = "hot";
>  				};
>  
> +				nspss0_alert1: trip-point1 {
> +					temperature = <100000>;

As with the previous patch, I want this number to be motivated in the
commit message.

Regards,
Bjorn

> +					hysteresis = <5000>;
> +					type = "passive";
> +				};
> +
>  				nspss0_crit: nspss0-crit {
>  					temperature = <110000>;
>  					hysteresis = <0>;
>  					type = "critical";
>  				};
>  			};
> +
> +			cooling-maps {
> +				map0 {
> +					trip = <&nspss0_alert1>;
> +					cooling-device = <&cdsp_sw
> +							THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> +				};
> +			};
>  		};
>  
>  		nspss1-thermal {
> @@ -7605,12 +7627,26 @@ nspss1_alert0: trip-point0 {
>  					type = "hot";
>  				};
>  
> +				nspss1_alert1: trip-point1 {
> +					temperature = <100000>;
> +					hysteresis = <5000>;
> +					type = "passive";
> +				};
> +
>  				nspss1_crit: nspss1-crit {
>  					temperature = <110000>;
>  					hysteresis = <0>;
>  					type = "critical";
>  				};
>  			};
> +
> +			cooling-maps {
> +				map0 {
> +					trip = <&nspss1_alert1>;
> +					cooling-device = <&cdsp_sw
> +							THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> +				};
> +			};
>  		};
>  
>  		video-thermal {
> -- 
> 2.34.1
>