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     1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/thermal/brcm,ns-thermal.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Broadcom Northstar Thermal
    8 
    9 maintainers:
   10   - Rafał Miłecki <rafal@milecki.pl>
   11 
   12 description:
   13   Thermal sensor that is part of Northstar's DMU (Device Management Unit).
   14 
   15 allOf:
   16   - $ref: thermal-sensor.yaml#
   17 
   18 properties:
   19   compatible:
   20     const: brcm,ns-thermal
   21 
   22   reg:
   23     description: PVTMON registers range
   24     maxItems: 1
   25 
   26   "#thermal-sensor-cells":
   27     const: 0
   28 
   29 unevaluatedProperties: false
   30 
   31 required:
   32   - reg
   33 
   34 examples:
   35   - |
   36     thermal: thermal@1800c2c0 {
   37         compatible = "brcm,ns-thermal";
   38         reg = <0x1800c2c0 0x10>;
   39         #thermal-sensor-cells = <0>;
   40     };
   41 
   42     thermal-zones {
   43         cpu-thermal {
   44             polling-delay-passive = <0>;
   45             polling-delay = <1000>;
   46             coefficients = <(-556) 418000>;
   47             thermal-sensors = <&thermal>;
   48 
   49             trips {
   50                 cpu-crit {
   51                     temperature = <125000>;
   52                     hysteresis = <0>;
   53                     type = "critical";
   54                 };
   55             };
   56 
   57             cooling-maps {
   58             };
   59         };
   60     };
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