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Date: Wed, 2 Jun 2021 09:06:14 -0700
From: Matthias Kaehlcke <mka@...omium.org>
To: Andy Gross <agross@...nel.org>,
Bjorn Andersson <bjorn.andersson@...aro.org>,
Rob Herring <robh+dt@...nel.org>
Cc: linux-kernel@...r.kernel.org,
Douglas Anderson <dianders@...omium.org>,
devicetree@...r.kernel.org, Stephen Boyd <swboyd@...omium.org>,
linux-arm-msm@...r.kernel.org, Matthias Kaehlcke <mka@...omium.org>
Subject: [PATCH] arm64: dts: qcom: pm6150: Add thermal zone for PMIC on-die temperature
Add a thermal zone for the pm6150 on-die temperature. The system should
try to shut down orderly when the temperature reaches 95degC, otherwise
the PMIC will power off at 115degC.
Signed-off-by: Matthias Kaehlcke <mka@...omium.org>
---
arch/arm64/boot/dts/qcom/pm6150.dtsi | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/pm6150.dtsi b/arch/arm64/boot/dts/qcom/pm6150.dtsi
index 8ab4f1f78bbf..de7fb129f739 100644
--- a/arch/arm64/boot/dts/qcom/pm6150.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm6150.dtsi
@@ -7,6 +7,30 @@
#include <dt-bindings/spmi/spmi.h>
#include <dt-bindings/thermal/thermal.h>
+/ {
+ thermal-zones {
+ pm6150_thermal: pm6150-thermal {
+ polling-delay-passive = <100>;
+ polling-delay = <0>;
+ thermal-sensors = <&pm6150_temp>;
+
+ trips {
+ pm6150_trip0: trip0 {
+ temperature = <95000>;
+ hysteresis = <0>;
+ type = "passive";
+ };
+
+ pm6150_crit: pm6150-crit {
+ temperature = <115000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+ };
+ };
+};
+
&spmi_bus {
pm6150_lsid0: pmic@0 {
compatible = "qcom,pm6150", "qcom,spmi-pmic";
--
2.32.0.rc0.204.g9fa02ecfa5-goog
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