[PATCH V3 4/4] ARM64: dts: imx: add i.MX8QXP thermal support
From: Anson Huang
Date: Wed Nov 28 2018 - 04:59:25 EST
Add i.MX8QXP CPU thermal zone support.
Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
---
no change since V2.
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@59000000 {
compatible = "simple-bus";
#address-cells = <1>;
--
2.7.4