1# Copyright (c) 2022, Telink Semiconductor
2# SPDX-License-Identifier: Apache-2.0
3
4description: Telink B91 ADC node
5
6compatible: "telink,b91-adc"
7
8include: adc-controller.yaml
9
10properties:
11  reg:
12    required: true
13
14  "#io-channel-cells":
15    const: 1
16
17  sample-freq:
18    type: int
19    required: true
20    enum:
21      - 23000
22      - 48000
23      - 96000
24    description: |
25      This property selects the ADC source frequency: 23 kHz, 48 kHz, or 96 kHz.
26
27  vref-internal-mv:
28    type: int
29    required: true
30    enum:
31      - 900
32      - 1200
33    description: |
34      This property selects the internal reference voltage source (in millivolts).
35      The external reference source is not supported.
36
37io-channel-cells:
38  - input
39