xref: /freebsd/sys/contrib/device-tree/Bindings/iio/adc/lltc,ltc2497.yaml (revision 84943d6f38e936ac3b7a3947ca26eeb27a39f938)

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/adc/lltc,ltc2497.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Linear Technology / Analog Devices LTC2497 and LTC2309 ADC

maintainers:
  - Michael Hennerich <michael.hennerich@analog.com>
  - Liam Beguin <liambeguin@gmail.com>

description: |
  LTC2309:
    low noise, low power, 8-channel, 12-bit successive approximation ADC with an
    I2C compatible serial interface.

    https://www.analog.com/media/en/technical-documentation/data-sheets/2309fd.pdf

  LTC2497:
  LTC2499:
    16bit ADC supporting up to 16 single ended or 8 differential inputs.
    I2C interface.

    https://www.analog.com/media/en/technical-documentation/data-sheets/2497fb.pdf
    https://www.analog.com/media/en/technical-documentation/data-sheets/2499fe.pdf

properties:
  compatible:
    enum:
      - lltc,ltc2309
      - lltc,ltc2497
      - lltc,ltc2499

  reg: true
  vref-supply: true
  "#io-channel-cells":
    const: 1

required:
  - compatible
  - reg
  - vref-supply

additionalProperties: false

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

        adc@76 {
            compatible = "lltc,ltc2497";
            reg = <0x76>;
            vref-supply = <&ltc2497_reg>;
            #io-channel-cells = <1>;
        };
    };
...