# Copyright (c) 2020 Nuvoton Technology Corporation.
# SPDX-License-Identifier: Apache-2.0

description: Nuvoton, NPCX Pulse Width Modulator (PWM) node

compatible: "nuvoton,npcx-pwm"

include: [pwm-controller.yaml, base.yaml, pinctrl-device.yaml]

properties:
    reg:
        required: true
    clocks:
        required: true
    pinctrl-0:
        required: true
    pinctrl-names:
        required: true
    pwm-channel:
        type: int
        description: |
            A index to indicate PWM module that generates a single PWM signal.
            Please don't overwrite it in the board-level DT driver.
    clock-bus:
        required: false
        type: string
        description: |
            Select a specific input clock source for the PWM module. If this
            property doesn't exist, fallback to default value in clocks property.
        enum:
            - NPCX_CLOCK_BUS_APB2
            - NPCX_CLOCK_BUS_LFCLK

pwm-cells:
    - channel
    - period
    - flags