Add DT bindings YAML schema for PWM fan controller of LGM SoC

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

%YAML 1.2

---

$id: http://devicetree.org/schemas/pwm/intel,lgm-pwm.yaml#

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

title: LGM SoC PWM fan controller

maintainers:

  - Rahul Tanwar <rtanwar@maxlinear.com>

properties:

  compatible:

    const: intel,lgm-pwm

  reg:

    maxItems: 1

  "#pwm-cells":

    const: 2

  clocks:

    maxItems: 1

  resets:

    maxItems: 1

required:

  - compatible

  - reg

  - clocks

  - resets

additionalProperties: false

examples:

  - |

    pwm: pwm@e0d00000 {

        compatible = "intel,lgm-pwm";

        reg = <0xe0d00000 0x30>;

        #pwm-cells = <2>;

        clocks = <&cgu0 126>;

        resets = <&rcu0 0x30 21>;

    };