Re: [PATCH v2] arm64: dts: qcom: x1e80100: Enable tsens and thermal zone nodes

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On 6/14/24 12:50, Abel Vesa wrote:
From: Rajendra Nayak <quic_rjendra@xxxxxxxxxxx>

Add tsens and thermal zones nodes for x1e80100 SoC.

Signed-off-by: Rajendra Nayak <quic_rjendra@xxxxxxxxxxx>
Signed-off-by: Abel Vesa <abel.vesa@xxxxxxxxxx>
---

[...]

+		tsens0: thermal-sensor@c271000 {
+			compatible = "qcom,x1e80100-tsens", "qcom,tsens-v2";
+			reg = <0 0x0c271000 0 0x1000>,
+			      <0 0x0c222000 0 0x1000>;
+
+			interrupts = <GIC_SPI 506 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 641 IRQ_TYPE_LEVEL_HIGH>;

These are normally wired up through PDC so that the system can shut down
even if CPUSS is off

[...]

+		cpu0-0-top-thermal {
+			thermal-sensors = <&tsens0 1>;

Here you have passive trip points with no passive polling, this will
only report threshold crossing events (so e.g. cpufreq throttling will
be broken)

+
+			trips {
+				trip-point0 {
+					temperature = <90000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+
+				trip-point1 {
+					temperature = <95000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+
+				cpu-critical {
+					temperature = <110000>;
+					hysteresis = <1000>;
+					type = "critical";
+				};
+			};
+		};
+

[...]


+
+		nsp1-thermal {
+			polling-delay-passive = <10>;

Here you have passive polling, but no passive trip point

+
+			thermal-sensors = <&tsens3 2>;
+
+			trips {
+				trip-point0 {
+					temperature = <90000>;
+					hysteresis = <2000>;
+					type = "hot";
+				};
+
+				nsp1-critical {
+					temperature = <125000>;
+					hysteresis = <0>;
+					type = "critical";
+				};
+			};
+		};


The rest looks okayish

Konrad




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