# 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