Open Menu / Documentation / devicetree / bindings / iio / dac / microchip,mcp47a1.yaml 
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---

$id: http://devicetree.org/schemas/iio/dac/microchip,mcp47a1.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Microchip MCP47A1 DAC

maintainers:
  - Joshua Crofts <joshua.crofts1@gmail.com>

description: |
  The Microchip MCP47A1 is a 6-bit single output volatile DAC.
  This device can have different IDs (0x2e and 0x3e).
  https://ww1.microchip.com/downloads/aemDocuments/documents/OTH/ProductDocuments/DataSheets/25154A.pdf

properties:
  compatible:
    const: microchip,mcp47a1

  reg:
    items:
      - enum: [0x2e, 0x3e]

  vref-supply: true

  vdd-supply: true

required:
  - compatible
  - reg
  - vref-supply
  - vdd-supply

additionalProperties: false

examples:
  - |
    i2c {
          #address-cells = <1>;
          #size-cells = <0>;

          dac@2e {
              compatible = "microchip,mcp47a1";
              reg = <0x2e>;
              vref-supply = <&vref_regulator>;
              vdd-supply = <&vdd_regulator>;
          };
    };