Documentation/devicetree/bindings/hwmon/microchip,mcp3021.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/hwmon/microchip,mcp3021.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Microchip MCP3021 A/D converter
   8
   9 maintainers:
  10   - Krzysztof Kozlowski <krzk@kernel.org>
  11
  12 properties:
  13   compatible:
  14     enum:
  15       - microchip,mcp3021
  16       - microchip,mcp3221
  17
  18   reg:
  19     maxItems: 1
  20
  21   reference-voltage-microvolt:
  22     description:
  23       VDD supply power and reference voltage
  24
  25 required:
  26   - compatible
  27   - reg
  28
  29 additionalProperties: false
  30
  31 examples:
  32   - |
  33     i2c {
  34         #address-cells = <1>;
  35         #size-cells = <0>;
  36
  37         adc@4d {
  38             compatible = "microchip,mcp3021";
  39             reg = <0x4d>;
  40
  41             reference-voltage-microvolt = <4500000>; /* 4.5 V */
  42         };
  43     };