diff options
| author | Anson Huang <Anson.Huang@nxp.com> | 2020-02-22 03:08:52 +0300 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2020-03-11 10:58:13 +0300 |
| commit | f0cac1412ca46b3d5ea5b5e21a9083217673fe93 (patch) | |
| tree | 3aa733d6139b49da60be2f89581a0bd3b7abd6f6 /arch/arm64/boot/dts/freescale/imx8qxp.dtsi | |
| parent | e46b08b09919df757a907d161cd8b8c28e73a022 (diff) | |
| download | linux-f0cac1412ca46b3d5ea5b5e21a9083217673fe93.tar.xz | |
arm64: dts: imx: add i.MX8QXP thermal support
Add i.MX8QXP CPU thermal zone support.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm64/boot/dts/freescale/imx8qxp.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi index fb5f752b15fe..e8ffb7590656 100644 --- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi @@ -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 @@ 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 @@ #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>; + }; + }; + }; + }; }; |