linux-kernel - [PATCH v3 14/16] arm64: dts: msm8916: Add gpu thermal zone

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Message-Id: <ffefc578b5cb9298e33f0ea480b3d521f34afd54.1536744310.git.amit.kucheria@linaro.org>
Date:   Wed, 12 Sep 2018 15:22:59 +0530
From:   Amit Kucheria <amit.kucheria@...aro.org>
To:     linux-kernel@...r.kernel.org
Cc:     rnayak@...eaurora.org, linux-arm-msm@...r.kernel.org,
        bjorn.andersson@...aro.org, edubezval@...il.com,
        smohanad@...eaurora.org, andy.gross@...aro.org,
        dianders@...omium.org, mka@...omium.org,
        David Brown <david.brown@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>, linux-soc@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: [PATCH v3 14/16] arm64: dts: msm8916: Add gpu thermal zone

Initialise the gpu thermal zone to export temperature to userspace.

Signed-off-by: Amit Kucheria <amit.kucheria@...aro.org>
---
 arch/arm64/boot/dts/qcom/msm8916.dtsi | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi
index be27d8dc9e6b..62f079ae9ba3 100644
--- a/arch/arm64/boot/dts/qcom/msm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi
@@ -237,6 +237,26 @@
 			};
 		};
 
+		gpu-thermal {
+			polling-delay-passive = <250>;
+			polling-delay = <1000>;
+
+			thermal-sensors = <&tsens 2>;
+
+			trips {
+				gpu_alert: trip0 {
+					temperature = <75000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+				gpu_crit: trip1 {
+					temperature = <95000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+
 	};
 
 	cpu_opp_table: cpu_opp_table {
-- 
2.17.1