xref: /kernel/linux/linux-6.6/Documentation/devicetree/bindings/thermal/brcm,ns-thermal.yaml

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

title: Broadcom Northstar Thermal

maintainers:
  - Rafał Miłecki <rafal@milecki.pl>

description:
  Thermal sensor that is part of Northstar's DMU (Device Management Unit).

allOf:
  - $ref: thermal-sensor.yaml#

properties:
  compatible:
    const: brcm,ns-thermal

  reg:
    description: PVTMON registers range
    maxItems: 1

  "#thermal-sensor-cells":
    const: 0

unevaluatedProperties: false

required:
  - reg

examples:
  - |
    thermal: thermal@1800c2c0 {
        compatible = "brcm,ns-thermal";
        reg = <0x1800c2c0 0x10>;
        #thermal-sensor-cells = <0>;
    };

    thermal-zones {
        cpu-thermal {
            polling-delay-passive = <0>;
            polling-delay = <1000>;
            coefficients = <(-556) 418000>;
            thermal-sensors = <&thermal>;

            trips {
                cpu-crit {
                    temperature = <125000>;
                    hysteresis = <0>;
                    type = "critical";
                };
            };

            cooling-maps {
            };
        };
    };