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From: Anvesh Jain P <anvesh.p@oss.qualcomm.com>
To: "Anvesh Jain P" <anvesh.p@oss.qualcomm.com>,
	"Sibi Sankar" <sibi.sankar@oss.qualcomm.com>,
	"Rob Herring" <robh@kernel.org>,
	"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
	"Conor Dooley" <conor+dt@kernel.org>,
	"Hans de Goede" <hansg@kernel.org>,
	"Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>,
	"Bryan O'Donoghue" <bryan.odonoghue@linaro.org>,
	"Bjorn Andersson" <andersson@kernel.org>,
	"Konrad Dybcio" <konradybcio@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	platform-driver-x86@vger.kernel.org
Subject: [PATCH 3/3] arm64: dts: qcom: glymur: Add EC thermal zones
Date: Mon, 28 Sep 2026 12:06:39 +0530	[thread overview]
Message-ID: <20260928-ec_thermistor_support-v1-3-d9c1bae4cd0d@oss.qualcomm.com> (raw)
In-Reply-To: <20260928-ec_thermistor_support-v1-0-d9c1bae4cd0d@oss.qualcomm.com>

Add support for back cover, keyboard, and SoC thermal zones through
temperature sensors hosted on the EC for Glymur and Mahua CRDs.

Signed-off-by: Anvesh Jain P <anvesh.p@oss.qualcomm.com>
---
 arch/arm64/boot/dts/qcom/glymur-crd.dtsi | 45 +++++++++++++++++++++++++++++++-
 1 file changed, 44 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/glymur-crd.dtsi b/arch/arm64/boot/dts/qcom/glymur-crd.dtsi
index e27c697e3170..571c98124a40 100644
--- a/arch/arm64/boot/dts/qcom/glymur-crd.dtsi
+++ b/arch/arm64/boot/dts/qcom/glymur-crd.dtsi
@@ -594,10 +594,12 @@ &i2c9 {
 
 	status = "okay";
 
-	embedded-controller@76 {
+	ec: embedded-controller@76 {
 		compatible = "qcom,glymur-crd-ec", "qcom,hamoa-crd-ec";
 		reg = <0x76>;
 
+		#thermal-sensor-cells = <1>;
+
 		interrupts-extended = <&tlmm 66 IRQ_TYPE_EDGE_FALLING>;
 
 		pinctrl-0 = <&ec_int_n_default>;
@@ -955,6 +957,47 @@ right_tweeter: speaker@0,1 {
 	};
 };
 
+&thermal_zones {
+	ec-back-cover {
+		polling-delay = <10000>;
+		thermal-sensors = <&ec 2>;
+
+		trips {
+			trip-point0 {
+				temperature = <90000>;
+				hysteresis = <5000>;
+				type = "hot";
+			};
+		};
+	};
+
+	ec-keyboard {
+		polling-delay = <10000>;
+		thermal-sensors = <&ec 1>;
+
+		trips {
+			trip-point0 {
+				temperature = <90000>;
+				hysteresis = <5000>;
+				type = "hot";
+			};
+		};
+	};
+
+	ec-soc {
+		polling-delay = <10000>;
+		thermal-sensors = <&ec 0>;
+
+		trips {
+			trip-point0 {
+				temperature = <90000>;
+				hysteresis = <5000>;
+				type = "hot";
+			};
+		};
+	};
+};
+
 &remoteproc_soccp {
 	firmware-name = "qcom/glymur/soccp.mbn",
 			"qcom/glymur/soccp_dtb.mbn";

-- 
2.34.1


  parent reply	other threads:[~2026-09-28  6:37 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-28  6:36 [PATCH 0/3] platform: arm64: qcom-hamoa-ec: Add thermistor support Anvesh Jain P
2026-09-28  6:36 ` [PATCH 1/3] dt-bindings: embedded-controller: qcom,hamoa-crd-ec: Add thermal sensors Anvesh Jain P
2026-09-28  6:36 ` [PATCH 2/3] platform: arm64: qcom-hamoa-ec: Add thermistor sensors Anvesh Jain P
2026-09-29  7:35   ` Ilpo Järvinen
2026-09-30  5:02     ` Anvesh Jain P
2026-09-28  6:36 ` Anvesh Jain P [this message]
2026-09-29  8:56   ` [PATCH 3/3] arm64: dts: qcom: glymur: Add EC thermal zones Krzysztof Kozlowski
2026-09-29 10:07     ` Anvesh Jain P

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