Documentation/devicetree/bindings/iio/dac/ti,dac082s085.yaml

   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 required:
  37   - compatible
  38   - reg
  39   - vref-supply
  40
  41 oneOf:
  42   - required:
  43       - spi-cpha
  44   - required:
  45       - spi-cpol
  46
  47 allOf:
  48   - $ref: /schemas/spi/spi-peripheral-props.yaml#
  49
  50 unevaluatedProperties: false
  51
  52 examples:
  53   - |
  54     vref_2v5_reg: regulator-vref {
  55         compatible = "regulator-fixed";
  56         regulator-name = "2v5";
  57         regulator-min-microvolt = <2500000>;
  58         regulator-max-microvolt = <2500000>;
  59         regulator-always-on;
  60     };
  61     spi {
  62         #address-cells = <1>;
  63         #size-cells = <0>;
  64
  65         dac@0 {
  66             compatible = "ti,dac082s085";
  67             reg = <0>;
  68             spi-max-frequency = <40000000>;
  69             spi-cpol;
  70             vref-supply = <&vref_2v5_reg>;
  71         };
  72     };
  73 ...