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Diffstat (limited to 'Documentation/devicetree/bindings/thermal/imx-thermal.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/thermal/imx-thermal.txt | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/thermal/imx-thermal.txt b/Documentation/devicetree/bindings/thermal/imx-thermal.txt new file mode 100644 index 000000000..3c67bd50a --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/imx-thermal.txt @@ -0,0 +1,24 @@ +* Temperature Monitor (TEMPMON) on Freescale i.MX SoCs + +Required properties: +- compatible : "fsl,imx6q-tempmon" for i.MX6Q, "fsl,imx6sx-tempmon" for i.MX6SX. + i.MX6SX has two more IRQs than i.MX6Q, one is IRQ_LOW and the other is IRQ_PANIC, + when temperature is below than low threshold, IRQ_LOW will be triggered, when temperature + is higher than panic threshold, system will auto reboot by SRC module. +- fsl,tempmon : phandle pointer to system controller that contains TEMPMON + control registers, e.g. ANATOP on imx6q. +- fsl,tempmon-data : phandle pointer to fuse controller that contains TEMPMON + calibration data, e.g. OCOTP on imx6q. The details about calibration data + can be found in SoC Reference Manual. + +Optional properties: +- clocks : thermal sensor's clock source. + +Example: + +tempmon { + compatible = "fsl,imx6q-tempmon"; + fsl,tempmon = <&anatop>; + fsl,tempmon-data = <&ocotp>; + clocks = <&clks 172>; +}; |