arm64: dts: imx943: Add thermal support

Add A55 and ANA thermal including cooling-maps.

Signed-off-by: Joy Zou <joy.zou@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>

diff --git a/arch/arm64/boot/dts/freescale/imx94.dtsi b/arch/arm64/boot/dts/freescale/imx94.dtsi
index 3a05941da1ded1b157a920c17a6b1a173bdef191..c460ece6070f83ba5b916558dd1980c35c4b24ef 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx94.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx94.dtsi
@@ -7,6 +7,7 @@
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/thermal/thermal.h>
 
 #include "imx94-clock.h"
 #include "imx94-pinfunc.h"

diff --git a/arch/arm64/boot/dts/freescale/imx943.dtsi b/arch/arm64/boot/dts/freescale/imx943.dtsi
index 45b8da758e87771c0775eb799ce2da3aac37c060..dfd956ece2e384bcafde2553b835648b3b1a048d 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx943.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx943.dtsi
@@ -145,4 +145,68 @@
                        cache-unified;
                };
        };
+
+       thermal_zones: thermal-zones {
+               a55-thermal {
+                       polling-delay-passive = <250>;
+                       polling-delay = <2000>;
+                       thermal-sensors = <&scmi_sensor 1>;
+
+                       trips {
+                               cpu_alert0: trip0 {
+                                       temperature = <105000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
+
+                               cpu_crit0: trip1 {
+                                       temperature = <125000>;
+                                       hysteresis = <2000>;
+                                       type = "critical";
+                               };
+                       };
+
+                       cooling-maps {
+                               map0 {
+                                       trip = <&cpu_alert0>;
+                                       cooling-device =
+                                               <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+                                               <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+                                               <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+                                               <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+                               };
+                       };
+               };
+
+               ana-thermal {
+                       polling-delay-passive = <250>;
+                       polling-delay = <2000>;
+                       thermal-sensors = <&scmi_sensor 0>;
+
+                       trips {
+                               ana_alert: trip0 {
+                                       temperature = <105000>;
+                                       hysteresis = <2000>;
+                                       type = "passive";
+                               };
+
+                               ana_crit0: trip1 {
+                                       temperature = <125000>;
+                                       hysteresis = <2000>;
+                                       type = "critical";
+                               };
+                       };
+
+                       cooling-maps {
+                               map0 {
+                                       trip = <&ana_alert>;
+                                       cooling-device =
+                                               <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+                                               <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+                                               <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+                                               <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+                               };
+                       };
+               };
+       };
 };