1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-C 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/iio/adc/max 4 $id: http://devicetree.org/schemas/iio/adc/maxim,max1118.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Maxim MAX1118 and similar ADCs 7 title: Maxim MAX1118 and similar ADCs
8 8
9 maintainers: 9 maintainers:
10 - Akinobu Mita <akinobu.mita@gmail.com> 10 - Akinobu Mita <akinobu.mita@gmail.com>
11 11
12 description: | 12 description: |
13 Dual channel 8bit ADCs. 13 Dual channel 8bit ADCs.
14 14
15 properties: 15 properties:
16 compatible: 16 compatible:
17 enum: 17 enum:
18 - maxim,max1117 18 - maxim,max1117
19 - maxim,max1118 19 - maxim,max1118
20 - maxim,max1119 20 - maxim,max1119
21 21
22 reg: 22 reg:
23 maxItems: 1 23 maxItems: 1
24 24
25 spi-max-frequency: 25 spi-max-frequency:
26 maximum: 5000000 26 maximum: 5000000
27 27
28 vref-supply: 28 vref-supply:
29 description: External reference, needed to 29 description: External reference, needed to establish input scaling
30 30
31 allOf: 31 allOf:
32 - $ref: /schemas/spi/spi-peripheral-props.ya 32 - $ref: /schemas/spi/spi-peripheral-props.yaml#
33 - if: 33 - if:
34 properties: 34 properties:
35 compatible: 35 compatible:
36 contains: 36 contains:
37 const: maxim,max1118 37 const: maxim,max1118
38 then: 38 then:
39 required: 39 required:
40 - vref-supply 40 - vref-supply
41 else: 41 else:
42 properties: 42 properties:
43 vref-supply: false 43 vref-supply: false
44 44
45 required: 45 required:
46 - compatible 46 - compatible
47 - reg 47 - reg
48 48
49 unevaluatedProperties: false 49 unevaluatedProperties: false
50 50
51 examples: 51 examples:
52 - | 52 - |
53 spi { 53 spi {
54 #address-cells = <1>; 54 #address-cells = <1>;
55 #size-cells = <0>; 55 #size-cells = <0>;
56 56
57 adc@0 { 57 adc@0 {
58 compatible = "maxim,max1118"; 58 compatible = "maxim,max1118";
59 reg = <0>; 59 reg = <0>;
60 vref-supply = <&adc_vref>; 60 vref-supply = <&adc_vref>;
61 spi-max-frequency = <1000000>; 61 spi-max-frequency = <1000000>;
62 }; 62 };
63 }; 63 };
64 ... 64 ...
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