Re: [PATCH v2 12/15] arm64: dts: qcom: sa8775p: pmic: add thermal zones

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On Mon, Mar 20, 2023 at 06:28:20PM +0100, Konrad Dybcio wrote:
> 
> 
> On 20.03.2023 16:48, Bartosz Golaszewski wrote:
> > From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
> > 
> > Add the thermal zones and associated alarm nodes for the PMICs that have
> > them hooked up on sa8775p-ride.
> > 
> > Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
> > ---
> >  arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi | 58 +++++++++++++++++++++
> >  1 file changed, 58 insertions(+)
> > 
> > diff --git a/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi b/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi
> > index 8616ead3daf5..276070b62ccd 100644
> > --- a/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/sa8775p-pmics.dtsi
> > @@ -6,6 +6,50 @@
> >  #include <dt-bindings/input/input.h>
> >  #include <dt-bindings/spmi/spmi.h>
> >  
> > +/ {
> > +	thermal-zones {
> > +		pmm8654au_1_thermal: pm8775-1-thermal {
> Please reindex this, downstream uses _1 for pmic@0, but this
> makes little sense. Make it match the SID.
> 

Please use the naming from the schematics for these things, rather than
just an iterator (which might be what Bartosz is doing here).

Regards,
Bjorn

> > +			polling-delay-passive = <100>;
> > +			polling-delay = <0>;
> > +			thermal-sensors = <&pmm8654au_1_temp_alarm>;
> > +
> > +			trips {
> > +				trip0 {
> > +					temperature = <105000>;
> > +					hysteresis = <0>;
> > +					type = "passive";
> > +				};
> > +
> > +				trip1 {
> > +					temperature = <125000>;
> > +					hysteresis = <0>;
> > +					type = "critical";
> > +				};
> > +			};
> > +		};
> > +
> What happened to the downstream _2 (pmic@2) one and _4 (pmic@6)?
> 
> Konrad
> 
> > +		pmm8654au_3_thermal: pm8775-3-thermal {
> > +			polling-delay-passive = <100>;
> > +			polling-delay = <0>;
> > +			thermal-sensors = <&pmm8654au_3_temp_alarm>;
> > +
> > +			trips {
> > +				trip0 {
> > +					temperature = <105000>;
> > +					hysteresis = <0>;
> > +					type = "passive";
> > +				};
> > +
> > +				trip1 {
> > +					temperature = <125000>;
> > +					hysteresis = <0>;
> > +					type = "critical";
> > +				};
> > +			};
> > +		};
> > +	};
> > +};
> > +
> >  &spmi_bus {
> >  	pmm8654au_0: pmic@0 {
> >  		compatible = "qcom,pmm8654au", "qcom,spmi-pmic";
> > @@ -41,6 +85,13 @@ pmm8654au_1: pmic@2 {
> >  		reg = <0x2 SPMI_USID>;
> >  		#address-cells = <1>;
> >  		#size-cells = <0>;
> > +
> > +		pmm8654au_1_temp_alarm: temp-alarm@a00 {
> > +			compatible = "qcom,spmi-temp-alarm";
> > +			reg = <0xa00>;
> > +			interrupts-extended = <&spmi_bus 0x2 0xa 0x0 IRQ_TYPE_EDGE_BOTH>;
> > +			#thermal-sensor-cells = <0>;
> > +		};
> >  	};
> >  
> >  	pmm8654au_2: pmic@4 {
> > @@ -55,5 +106,12 @@ pmm8654au_3: pmic@6 {
> >  		reg = <0x6 SPMI_USID>;
> >  		#address-cells = <1>;
> >  		#size-cells = <0>;
> > +
> > +		pmm8654au_3_temp_alarm: temp-alarm@a00 {
> > +			compatible = "qcom,spmi-temp-alarm";
> > +			reg = <0xa00>;
> > +			interrupts-extended = <&spmi_bus 0x6 0xa 0x0 IRQ_TYPE_EDGE_BOTH>;
> > +			#thermal-sensor-cells = <0>;
> > +		};
> >  	};
> >  };



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