Documentation / devicetree / bindings / thermal / amazon,al-thermal.yaml


Based on kernel version 6.19. Page generated on 2026-02-12 08:38 EST.

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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/thermal/amazon,al-thermal.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Amazon Annapurna Labs Thermal Sensor

maintainers:
  - Talel Shenhar <talel@amazon.com>

description:
  Simple thermal device that allows temperature reading by a single MMIO
  transaction.

properties:
  compatible:
    items:
      - const: amazon,al-thermal

  reg:
    maxItems: 1
 
  '#thermal-sensor-cells':
    const: 1

additionalProperties: false

examples:
  - |
    thermal: thermal@5002860 {
        compatible = "amazon,al-thermal";
        reg = <0x05002860 0x1>;
        #thermal-sensor-cells = <0x1>;
    };
 
    thermal-zones {
        z0-thermal {
            polling-delay-passive = <250>;
            polling-delay = <1000>;
            thermal-sensors = <&thermal 0>;
            trips {
                critical {
                    temperature = <105000>;
                    hysteresis = <2000>;
                    type = "critical";
                };
            };
        };
    };