linux-kernel - [PATCH V2 4/4] ARM64: dts: imx: add i.MX8QXP thermal support

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Message-ID: <1543384349-2851-5-git-send-email-Anson.Huang@nxp.com>
Date:   Wed, 28 Nov 2018 05:58:37 +0000
From:   Anson Huang <anson.huang@....com>
To:     "rui.zhang@...el.com" <rui.zhang@...el.com>,
        "edubezval@...il.com" <edubezval@...il.com>,
        "daniel.lezcano@...aro.org" <daniel.lezcano@...aro.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "catalin.marinas@....com" <catalin.marinas@....com>,
        "will.deacon@....com" <will.deacon@....com>,
        Aisheng DONG <aisheng.dong@....com>,
        Andy Gross <andy.gross@...aro.org>,
        "heiko@...ech.de" <heiko@...ech.de>,
        "horms+renesas@...ge.net.au" <horms+renesas@...ge.net.au>,
        "arnd@...db.de" <arnd@...db.de>,
        "amit.kucheria@...aro.org" <amit.kucheria@...aro.org>,
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        "olof@...om.net" <olof@...om.net>,
        "bjorn.andersson@...aro.org" <bjorn.andersson@...aro.org>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
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        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
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CC:     dl-linux-imx <linux-imx@....com>
Subject: [PATCH V2 4/4] ARM64: dts: imx: add i.MX8QXP thermal support

Add i.MX8QXP CPU thermal zone support.

Signed-off-by: Anson Huang <Anson.Huang@....com>
---
 arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
index 5e8b554..ef57db6 100644
--- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
@@ -9,6 +9,7 @@
 #include <dt-bindings/firmware/imx/rsrc.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/pinctrl/pads-imx8qxp.h>
+#include <dt-bindings/thermal/thermal.h>
 
 #include "imx8-ca35.dtsi"
 
@@ -85,6 +86,32 @@
 		};
 	};
 
+	tsens: thermal-sensor {
+		compatible = "nxp,imx8qxp-sc-thermal";
+		tsens-num = <1>;
+		#thermal-sensor-cells = <1>;
+	};
+
+	thermal_zones: thermal-zones {
+		cpu-thermal0 {
+			polling-delay-passive = <250>;
+			polling-delay = <2000>;
+			thermal-sensors = <&tsens 355>;
+			trips {
+				cpu_alert0: trip0 {
+					temperature = <107000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+				cpu_crit0: trip1 {
+					temperature = <127000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+	};
+
 	adma_subsys: bus@...00000 {
 		compatible = "simple-bus";
 		#address-cells = <1>;
-- 
2.7.4