arm64: dts: imx8ulp: add thermal node

Add thermal node. Cooling map is not added, because frequency runtime
changing not supported for now.

Reviewed-by: Jacky Bai <ping.bai@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
index ba0edb9..8891b4d 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
@@ -7,6 +7,7 @@
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/power/imx8ulp-power.h>
+#include <dt-bindings/thermal/thermal.h>
 
 #include "imx8ulp-pinfunc.h"
 
@@ -78,6 +79,28 @@
                method = "smc";
        };
 
+       thermal-zones {
+               cpu-thermal {
+                       polling-delay-passive = <250>;
+                       polling-delay = <2000>;
+                       thermal-sensors = <&scmi_sensor 0>;
+
+                       trips {
+                               cpu_alert0: trip0 {
+                                       temperature = <85000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
+
+                               cpu_crit0: trip1 {
+                                       temperature = <95000>;
+                                       hysteresis = <2000>;
+                                       type = "critical";
+                               };
+                       };
+               };
+       };
+
        timer {
                compatible = "arm,armv8-timer";
                interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>, /* Physical Secure */