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     1 # SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
    2 # Copyright 2019 Marcus Folkesson <marcus.folkesson@gmail.com>
    3 %YAML 1.2
    4 ---
    5 $id: "http://devicetree.org/schemas/iio/dac/lltc,ltc1660.yaml#"
    6 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
    7 
    8 title: Linear Technology Micropower octal 8-Bit and 10-Bit DACs
    9 
   10 maintainers:
   11   - Marcus Folkesson <marcus.folkesson@gmail.com>
   12 
   13 description: |
   14   Bindings for the Linear Technology Micropower octal 8-Bit and 10-Bit DAC.
   15   Datasheet can be found here: https://www.analog.com/media/en/technical-documentation/data-sheets/166560fa.pdf
   16 
   17 properties:
   18   compatible:
   19     enum:
   20       - lltc,ltc1660
   21       - lltc,ltc1665
   22 
   23   reg:
   24     maxItems: 1
   25 
   26   spi-max-frequency:
   27     maximum: 5000000
   28 
   29   vref-supply:
   30     description: Phandle to the external reference voltage supply.
   31 
   32 required:
   33   - compatible
   34   - reg
   35   - vref-supply
   36 
   37 additionalProperties: false
   38 
   39 examples:
   40   - |
   41     spi {
   42       #address-cells = <1>;
   43       #size-cells = <0>;
   44 
   45       dac@0 {
   46         compatible = "lltc,ltc1660";
   47         reg = <0>;
   48         spi-max-frequency = <5000000>;
   49         vref-supply = <&vref_reg>;
   50       };
   51     };
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