xref: /freebsd/sys/contrib/device-tree/Bindings/iio/adc/maxim,max1118.yaml (revision 8ddb146abcdf061be9f2c0db7e391697dafad85c) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/iio/adc/maxim,max1118.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Maxim MAX1118 and similar ADCs
8
9maintainers:
10  - Akinobu Mita <akinobu.mita@gmail.com>
11
12description: |
13    Dual channel 8bit ADCs.
14
15properties:
16  compatible:
17    enum:
18      - maxim,max1117
19      - maxim,max1118
20      - maxim,max1119
21
22  reg:
23    maxItems: 1
24
25  spi-max-frequency:
26    maximum: 5000000
27
28  vref-supply:
29    description: External reference, needed to establish input scaling
30
31if:
32  properties:
33    compatible:
34      contains:
35        const: maxim,max1118
36then:
37  required:
38    - vref-supply
39else:
40  properties:
41    vref-supply: false
42
43required:
44  - compatible
45  - reg
46
47additionalProperties: false
48
49examples:
50  - |
51    spi {
52        #address-cells = <1>;
53        #size-cells = <0>;
54
55        adc@0 {
56            compatible = "maxim,max1118";
57            reg = <0>;
58            vref-supply = <&adc_vref>;
59            spi-max-frequency = <1000000>;
60        };
61    };
62...
63