zephyr/dts/bindings/adc/raspberrypi,pico-adc.yaml

# Copyright (c) 2022 TOKTIA Hrioshi <tokita.hiroshi@fujitsu.com>
# SPDX-License-Identifier: Apache-2.0

description: RaspberryPi Pico ADC

compatible: "raspberrypi,pico-adc"

include: [adc-controller.yaml, pinctrl-device.yaml, reset-device.yaml]

properties:
  reg:
    required: true

  vref-mv:
    type: int
    default: 3300
    description: |
      Indicate the reference voltage of the ADC in mV.
      Raspberry Pi has one voltage reference.
      And it is usually connected to VDD.
      In such case, set this property to the VDD (in mV) value.

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

io-channel-cells:
  - input