diff options
| author | Peng Fan <peng.fan@nxp.com> | 2019-05-05 13:24:00 +0000 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2019-07-19 15:17:13 +0200 |
| commit | d70c0fce6719d55750540bd46ed254197fbdc4c0 (patch) | |
| tree | 75b8f16ebe8e836d4d729601493bb1220d5a8d54 /arch | |
| parent | 5ef5b6d46f6b2a375230fa7dee8695e4574b78be (diff) | |
imx: imx8dx/qxp: enable thermal
Add thermal dts node
Enable thermal in defconfig
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/dts/fsl-imx8dx.dtsi | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/arch/arm/dts/fsl-imx8dx.dtsi b/arch/arm/dts/fsl-imx8dx.dtsi index 715abb413d..4fc87a9fc8 100644 --- a/arch/arm/dts/fsl-imx8dx.dtsi +++ b/arch/arm/dts/fsl-imx8dx.dtsi @@ -11,6 +11,7 @@ #include <dt-bindings/input/input.h> #include <dt-bindings/pinctrl/pads-imx8qxp.h> #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/thermal/thermal.h> / { model = "Freescale i.MX8DX"; @@ -543,6 +544,61 @@ power-domains = <&pd_conn_enet1>; status = "disabled"; }; + + tsens: thermal-sensor { + compatible = "nxp,imx8qxp-sc-tsens"; + /* number of the temp sensor on the chip */ + tsens-num = <2>; + #thermal-sensor-cells = <1>; + }; + + thermal_zones: thermal-zones { + /* cpu thermal */ + cpu-thermal0 { + polling-delay-passive = <250>; + polling-delay = <2000>; + /*the slope and offset of the temp sensor */ + thermal-sensors = <&tsens 0>; + 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>; + }; + }; + }; + + drc-thermal0 { + polling-delay-passive = <250>; + polling-delay = <2000>; + thermal-sensors = <&tsens 1>; + status = "disabled"; + trips { + drc_alert0: trip0 { + temperature = <107000>; + hysteresis = <2000>; + type = "passive"; + }; + drc_crit0: trip1 { + temperature = <127000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + }; + }; }; &A35_0 { |