From: Anson Huang <anson.huang@nxp.com>
To: "robh+dt@kernel.org" <robh+dt@kernel.org>,
"mark.rutland@arm.com" <mark.rutland@arm.com>,
Aisheng DONG <aisheng.dong@nxp.com>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"shawnguo@kernel.org" <shawnguo@kernel.org>
Cc: dl-linux-imx <linux-imx@nxp.com>
Subject: [PATCH] ARM64: dts: imx: add i.MX8QXP thermal support
Date: Tue, 27 Nov 2018 06:18:52 +0000 [thread overview]
Message-ID: <1543299200-8526-1-git-send-email-Anson.Huang@nxp.com> (raw)
Add i.MX8QXP CPU thermal zone support.
Signed-off-by: Anson Huang <Anson.Huang@nxp.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 da99b6f..9155d45 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@59000000 {
compatible = "simple-bus";
#address-cells = <1>;
--
2.7.4
next reply other threads:[~2018-11-27 6:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-27 6:18 Anson Huang [this message]
2018-11-27 6:21 ` [PATCH] ARM64: dts: imx: add i.MX8QXP thermal support Anson Huang
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