dt-bindings: pwm: keembay: Add bindings for Intel Keem Bay PWM

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

# Copyright (C) 2020 Intel Corporation

%YAML 1.2

---

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

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

title: Intel Keem Bay PWM Device Tree Bindings

maintainers:

  - Vijayakannan Ayyathurai <vijayakannan.ayyathurai@intel.com>

allOf:

  - $ref: pwm.yaml#

properties:

  compatible:

    enum:

      - intel,keembay-pwm

  reg:

    maxItems: 1

  clocks:

    maxItems: 1

  "#pwm-cells":

    const: 2

required:

  - compatible

  - reg

  - clocks

  - '#pwm-cells'

additionalProperties: false

examples:

  - |

    #define KEEM_BAY_A53_GPIO

    pwm@203200a0 {

        compatible = "intel,keembay-pwm";

        reg = <0x203200a0 0xe8>;

        clocks = <&scmi_clk KEEM_BAY_A53_GPIO>;

        #pwm-cells = <2>;

    };