diff options
| author | Talel Shenhar <talel@amazon.com> | 2019-04-11 13:22:47 +0300 |
|---|---|---|
| committer | Eduardo Valentin <edubezval@gmail.com> | 2019-05-14 07:00:25 -0700 |
| commit | c8044b918b2bd9e6ad93b4f14b42bcbb61dd544b (patch) | |
| tree | 797632af47a2852146b88ec67c279199e21198f6 /Documentation/devicetree | |
| parent | ed1b1ac1425b3d4399553411f305ce12fb3a6c54 (diff) | |
| download | linux-c8044b918b2bd9e6ad93b4f14b42bcbb61dd544b.tar.bz2 | |
dt-bindings: thermal: al-thermal: Add binding documentation
Add thermal binding documentation for Amazon's Annapurna Labs Thermal
Sensor.
Signed-off-by: Talel Shenhar <talel@amazon.com>
Reviewed-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Diffstat (limited to 'Documentation/devicetree')
| -rw-r--r-- | Documentation/devicetree/bindings/thermal/amazon,al-thermal.txt | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/thermal/amazon,al-thermal.txt b/Documentation/devicetree/bindings/thermal/amazon,al-thermal.txt new file mode 100644 index 000000000000..703979dbd577 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/amazon,al-thermal.txt @@ -0,0 +1,33 @@ +Amazon's Annapurna Labs Thermal Sensor + +Simple thermal device that allows temperature reading by a single MMIO +transaction. + +Required properties: +- compatible: "amazon,al-thermal". +- reg: The physical base address and length of the sensor's registers. +- #thermal-sensor-cells: Must be 1. See ./thermal.txt for a description. + +Example: + thermal: thermal { + compatible = "amazon,al-thermal"; + reg = <0x0 0x05002860 0x0 0x1>; + #thermal-sensor-cells = <0x1>; + }; + + thermal-zones { + thermal-z0 { + polling-delay-passive = <250>; + polling-delay = <1000>; + thermal-sensors = <&thermal 0>; + trips { + critical { + temperature = <105000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + + }; + }; + |