| # 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 |
| required: false |
| 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 |
