1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/iio/dac/ti,dac082s085.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Texas Instruments DAC082s085 and similar DACs
8
9 description:
10 A family of Texas Instruments 8/10/12-bit 2/4-channel DACs
11
12 maintainers:
13 - Lukas Wunner <lukas@wunner.de>
14
15 properties:
16 compatible:
17 enum:
18 - ti,dac082s085
19 - ti,dac102s085
20 - ti,dac122s085
21 - ti,dac084s085
22 - ti,dac104s085
23 - ti,dac124s085
24
25 reg:
26 maxItems: 1
27
28 spi-cpha: true
29 spi-cpol:
30 description:
31 Must be either spi-cpha, or spi-cpol but not both.
32
33 vref-supply:
34 description: Needed to provide output scaling.
35
36 spi-max-frequency: true
37
38 required:
39 - compatible
40 - reg
41 - vref-supply
42
43 additionalProperties: false
44
45 oneOf:
46 - required:
47 - spi-cpha
48 - required:
49 - spi-cpol
50
51 examples:
52 - |
53 vref_2v5_reg: regulator-vref {
54 compatible = "regulator-fixed";
55 regulator-name = "2v5";
56 regulator-min-microvolt = <2500000>;
57 regulator-max-microvolt = <2500000>;
58 regulator-always-on;
59 };
60 spi {
61 #address-cells = <1>;
62 #size-cells = <0>;
63
64 dac@0 {
65 compatible = "ti,dac082s085";
66 reg = <0>;
67 spi-max-frequency = <40000000>;
68 spi-cpol;
69 vref-supply = <&vref_2v5_reg>;
70 };
71 };
72 ...
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