Re: [PATCH v1 2/2] arm64: dts: qcom: Enable TSENS support for QCS615 SoC

[Gaurav Kohli]

thanks for review!

On 4/12/2025 5:13 AM, Konrad Dybcio wrote:
> On 4/10/25 4:00 PM, Gaurav Kohli wrote:
> > Add TSENS and thermal devicetree node for QCS615 SoC.
> >
> > Signed-off-by: Gaurav Kohli <quic_gkohli@xxxxxxxxxxx>
> > ---
>
> subject: "arm64: dts: qcom: qcs615: ..">  arch/arm64/boot/dts/qcom/qcs615.dtsi | 281 +++++++++++++++++++++++++++
> >   1 file changed, 281 insertions(+)
will fix this.
> > diff --git a/arch/arm64/boot/dts/qcom/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi
> > index edfb796d8dd3..f0d8aed7da29 100644
> > --- a/arch/arm64/boot/dts/qcom/qcs615.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi
> > @@ -3668,6 +3668,17 @@ usb_2_dwc3: usb@a800000 {
> >   				maximum-speed = "high-speed";
> >   			};
> >   		};
> > +
> > +		tsens0: tsens@c222000 {
> > +			compatible = "qcom,qcs615-tsens", "qcom,tsens-v2";
> > +			reg = <0x0 0xc263000 0x0 0x1ff>,
> > +				<0x0 0xc222000 0x0 0x8>;
> Pad the address part to 8 hex digits with leading zeroes> +			interrupts = <GIC_SPI 506 IRQ_TYPE_LEVEL_HIGH>,
>
> &pdc 26
>
> > +					<GIC_SPI 508 IRQ_TYPE_LEVEL_HIGH>;
>
> &pdc 28
we don't want to mark this as wake up capable, so using this approach.
> Please align the <s
>
> > +			#qcom,sensors = <16>;
> > +			interrupt-names = "uplow", "critical";
>
> it would make sense for interrupt-names to come right under interrupts
yes, will update in next patch set.
> > +			#thermal-sensor-cells = <1>;
> > +		};
> >   	};
> >   
> >   	arch_timer: timer {
> > @@ -3677,4 +3688,274 @@ arch_timer: timer {
> >   			     <GIC_PPI 3 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
> >   			     <GIC_PPI 0 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
> >   	};
> > +
> > +	thermal-zones {
> > +		aoss-thermal {
> > +			thermal-sensors = <&tsens0 0>;
> > +
> > +			trips {
> > +
> > +				trip-point0 {
> > +					temperature = <110000>;
> > +					hysteresis = <5000>;
> > +					type = "passive";
> > +				};
> > +			};
> > +		};
> > +
> > +		cpuss-0-thermal {
> > +			thermal-sensors = <&tsens0 1>;
> > +
> > +			trips {
> > +
> > +				trip-point0 {
> > +					temperature = <115000>;
> > +					hysteresis = <5000>;
> > +					type = "passive";
> > +				};
> > +
> > +				trip-point1 {
> > +					temperature = <118000>;
> > +					hysteresis = <5000>;
> > +					type = "passive";
> > +				};
>
> Please drop the passive trip point for the *CPU* tzones, see

we are using trip-point 0 for cpu idle injection mitigation which i will 
add in subsequent patches, if you are fine i will add cpu idle injection 
cooling map in this series only ?
> commit 06eadce936971dd11279e53b6dfb151804137836
> ("arm64: dts: qcom: x1e80100: Drop unused passive thermal trip points for CPU")
>
> and add a single critical point instead, see
As critical shutdown is already supported by hardware, so we are not 
defining here.
> commit 03f2b8eed73418269a158ccebad5d8d8f2f6daa1
> ("arm64: dts: qcom: x1e80100: Apply consistent critical thermal shutdown")
>
> Konrad