dt-bindings: hwmon: Add IBM OCC bindings

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause

%YAML 1.2

---

$id: http://devicetree.org/schemas/hwmon/ibm,occ-hwmon.yaml#

$schema: http://devicetree.org/meta-schemas/core.yaml#

title: IBM On-Chip Controller (OCC) accessed from a service processor

maintainers:

  - Eddie James <eajames@linux.ibm.com>

description: |

  The POWER processor On-Chip Controller (OCC) helps manage power and

  thermals for the system. A service processor or baseboard management

  controller can query the OCC for it's power and thermal data to report

  through hwmon.

properties:

  compatible:

    enum:

      - ibm,p9-occ-hwmon

      - ibm,p10-occ-hwmon

  ibm,no-poll-on-init:

    description: This property describes whether or not the OCC should

      be polled during driver initialization.

    type: boolean

required:

  - compatible

additionalProperties: false

examples:

  - |

    hwmon {

        compatible = "ibm,p10-occ-hwmon";

        ibm,no-poll-on-init;

    };