xref: /kernel/linux/linux-6.6/Documentation/devicetree/bindings/iio/adc/ti,ads8688.yaml

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/adc/ti,ads8688.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Texas Instruments' ADS8684 and ADS8688 ADC chip

maintainers:
  - Sean Nyekjaer <sean@geanix.com>

description: |
   SPI 16bit ADCs with 4/8 channels.

properties:
  compatible:
    enum:
      - ti,ads8684
      - ti,ads8688

  reg:
    maxItems: 1

  vref-supply:
    description: Optional external reference.  If not supplied, assume
      REFSEL input tied low to enable the internal reference.

required:
  - compatible
  - reg

allOf:
  - $ref: /schemas/spi/spi-peripheral-props.yaml#

unevaluatedProperties: false

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

        adc@0 {
            compatible = "ti,ads8688";
            reg = <0>;
            vref-supply = <&vdd_supply>;
            spi-max-frequency = <1000000>;
        };
    };
...