Re: [PATCH] arm64: dts: qcom: pm8916: add temp-alarm thermal zone

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On 25/06/2024 21:16, Dmitry Baryshkov wrote:
Define the themal zones using the temperature values in stage1 for this
platform so that the spmi-temp-alarm driver becomes active.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
  arch/arm64/boot/dts/qcom/pm8916.dtsi | 31 ++++++++++++++++++++++++++++++-
  1 file changed, 30 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/pm8916.dtsi b/arch/arm64/boot/dts/qcom/pm8916.dtsi
index 4b2e8fb47d2d..2def48f2d101 100644
--- a/arch/arm64/boot/dts/qcom/pm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8916.dtsi
@@ -4,8 +4,37 @@
  #include <dt-bindings/interrupt-controller/irq.h>
  #include <dt-bindings/spmi/spmi.h>
-&spmi_bus {
+/ {
+	thermal-zones {
+		pm8150-thermal {
+			polling-delay-passive = <100>;
+
+			thermal-sensors = <&pm8916_temp>;
+
+			trips {
+				trip0 {
+					temperature = <105000>;
+					hysteresis = <0>;
+					type = "passive";
+				};
+
+				trip1 {
+					temperature = <125000>;
+					hysteresis = <0>;
+					type = "hot";
+				};
+
+				trip2 {
+					temperature = <145000>;
+					hysteresis = <0>;
+					type = "critical";
+				};
+			};
+		};
+	};
+};
145 c seemed amazingly hot to me but apparently this is the more conservative of the possible set.

https://git.codelinaro.org/clo/la/kernel/msm-3.10/-/blob/LA.BR.1.2.9.c26/Documentation/devicetree/bindings/thermal/qpnp-temp-alarm.txt?ref_type=heads#L28

Heating up even typing this email..

Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>




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