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Subject[PATCH V5 4/4] ARM64: dts: imx: add i.MX8QXP thermal support
Date
Add i.MX8QXP CPU thermal zone support.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
No change since V4.
---
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 9b08688..48f622c 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"

@@ -87,6 +88,12 @@
rtc: rtc {
compatible = "fsl,imx8qxp-sc-rtc";
};
+
+ tsens: thermal-sensor {
+ compatible = "fsl,imx8qxp-sc-thermal";
+ tsens-num = <1>;
+ #thermal-sensor-cells = <1>;
+ };
};

adma_subsys: bus@59000000 {
@@ -410,4 +417,24 @@
#size-cells = <1>;
ranges = <0x5f000000 0x0 0x5f000000 0x1000000>;
};
+
+ 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";
+ };
+ };
+ };
+ };
};
--
2.7.4
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