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/ti, 4 $id: http://devicetree.org/schemas/iio/adc/ti,ads8688.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Texas Instruments' ADS8684 and ADS8688 7 title: Texas Instruments' ADS8684 and ADS8688 ADC chip
8 8
9 maintainers: 9 maintainers:
10 - Sean Nyekjaer <sean@geanix.com> 10 - Sean Nyekjaer <sean@geanix.com>
11 11
12 description: | 12 description: |
13 SPI 16bit ADCs with 4/8 channels. 13 SPI 16bit ADCs with 4/8 channels.
14 14
15 properties: 15 properties:
16 compatible: 16 compatible:
17 enum: 17 enum:
18 - ti,ads8684 18 - ti,ads8684
19 - ti,ads8688 19 - ti,ads8688
20 20
21 reg: 21 reg:
22 maxItems: 1 22 maxItems: 1
23 23
24 vref-supply: 24 vref-supply:
25 description: Optional external reference. 25 description: Optional external reference. If not supplied, assume
26 REFSEL input tied low to enable the inte 26 REFSEL input tied low to enable the internal reference.
27 27
28 required: 28 required:
29 - compatible 29 - compatible
30 - reg 30 - reg
31 31
32 allOf: 32 allOf:
33 - $ref: /schemas/spi/spi-peripheral-props.ya 33 - $ref: /schemas/spi/spi-peripheral-props.yaml#
34 34
35 unevaluatedProperties: false 35 unevaluatedProperties: false
36 36
37 examples: 37 examples:
38 - | 38 - |
39 spi { 39 spi {
40 #address-cells = <1>; 40 #address-cells = <1>;
41 #size-cells = <0>; 41 #size-cells = <0>;
42 42
43 adc@0 { 43 adc@0 {
44 compatible = "ti,ads8688"; 44 compatible = "ti,ads8688";
45 reg = <0>; 45 reg = <0>;
46 vref-supply = <&vdd_supply>; 46 vref-supply = <&vdd_supply>;
47 spi-max-frequency = <1000000>; 47 spi-max-frequency = <1000000>;
48 }; 48 };
49 }; 49 };
50 ... 50 ...
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