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arm64: dts: imx: add i.MX8QXP thermal support

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Add i.MX8QXP CPU thermal zone support.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Anson Huang 2020-02-22 08:08:52 +08:00 committed by Shawn Guo
parent e46b08b099
commit f0cac1412c
1 changed files with 39 additions and 0 deletions
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39
arch/arm64/boot/dts/freescale/imx8qxp.dtsi
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@ -11,6 +11,7 @@
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/pinctrl/pads-imx8qxp.h>
#include <dt-bindings/thermal/thermal.h>
/ {
interrupt-parent = <&gic>;
@ -189,6 +190,11 @@ watchdog {
compatible = "fsl,imx8qxp-sc-wdt", "fsl,imx-sc-wdt";
timeout-sec = <60>;
};
tsens: thermal-sensor {
compatible = "fsl,imx8qxp-sc-thermal", "fsl,imx-sc-thermal";
#thermal-sensor-cells = <1>;
};
};
timer {
@ -586,4 +592,37 @@ lsio_lpcg: clock-controller@5d400000 {
#clock-cells = <1>;
};
};
thermal_zones: thermal-zones {
cpu-thermal0 {
polling-delay-passive = <250>;
polling-delay = <2000>;
thermal-sensors = <&tsens IMX_SC_R_SYSTEM>;
trips {
cpu_alert0: trip0 {
temperature = <107000>;
hysteresis = <2000>;
type = "passive";
};
cpu_crit0: trip1 {
temperature = <127000>;
hysteresis = <2000>;
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&cpu_alert0>;
cooling-device =
<&A35_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
<&A35_1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
<&A35_2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
<&A35_3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
};
};
};