From c8044b918b2bd9e6ad93b4f14b42bcbb61dd544b Mon Sep 17 00:00:00 2001 From: Talel Shenhar Date: Thu, 11 Apr 2019 13:22:47 +0300 Subject: dt-bindings: thermal: al-thermal: Add binding documentation Add thermal binding documentation for Amazon's Annapurna Labs Thermal Sensor. Signed-off-by: Talel Shenhar Reviewed-by: David Woodhouse Reviewed-by: Rob Herring Signed-off-by: Eduardo Valentin --- .../bindings/thermal/amazon,al-thermal.txt | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/thermal/amazon,al-thermal.txt (limited to 'Documentation/devicetree/bindings/thermal') 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"; + }; + }; + + }; + }; + -- cgit v1.2.3