# Copyright (c) 2022, Telink Semiconductor
# SPDX-License-Identifier: Apache-2.0

description: Telink B91 ADC node

compatible: "telink,b91-adc"

include: adc-controller.yaml

properties:
    reg:
      required: true

    "#io-channel-cells":
      const: 1

    sample-freq:
      type: int
      required: true
      enum:
        - 23000
        - 48000
        - 96000
      description: |
        This property selects the ADC source frequency: 23 kHz, 48 kHz, or 96 kHz.

    vref-internal-mv:
      type: int
      required: true
      enum:
        - 900
        - 1200
      description: |
        This property selects the internal reference voltage source (in millivolts).
        The external reference source is not supported.

io-channel-cells:
    - input