Commit 6b2c8019 authored by David Lechner's avatar David Lechner Committed by Jonathan Cameron
Browse files

dt-bindings: iio: adc: ad7380: add pseudo-differential parts 



Adding AD7383 and AD7384 compatible parts that are pseudo-differential.

Pseudo-differential require common mode voltage supplies, so add them
conditionally

Signed-off-by: default avatarDavid Lechner <dlechner@baylibre.com>
Signed-off-by: default avatarJulien Stephan <jstephan@baylibre.com>
Acked-by: default avatarConor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20240528-adding-new-ad738x-driver-v7-3-4cd70a4c12c8@baylibre.com


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent b095217c

Documentation/devicetree/bindings/iio/adc/adi,ad7380.yaml

+32 −0
Original line number Diff line number Diff line
@@ -13,6 +13,8 @@ maintainers: 
description: |

  * https://www.analog.com/en/products/ad7380.html

  * https://www.analog.com/en/products/ad7381.html

  * https://www.analog.com/en/products/ad7383.html

  * https://www.analog.com/en/products/ad7384.html



$ref: /schemas/spi/spi-peripheral-props.yaml#
@@ -21,6 +23,8 @@ properties: 
    enum:

      - adi,ad7380

      - adi,ad7381

      - adi,ad7383

      - adi,ad7384



  reg:

    maxItems: 1
@@ -42,6 +46,16 @@ properties: 
      A 2.5V to 3.3V supply for the external reference voltage. When omitted,

      the internal 2.5V reference is used.



  aina-supply:

    description:

      The common mode voltage supply for the AINA- pin on pseudo-differential

      chips.



  ainb-supply:

    description:

      The common mode voltage supply for the AINB- pin on pseudo-differential

      chips.



  interrupts:

    description:

      When the device is using 1-wire mode, this property is used to optionally
@@ -56,6 +70,24 @@ required: 


unevaluatedProperties: false



allOf:

  # pseudo-differential chips require common mode voltage supplies,

  # true differential chips don't use them

  - if:

      properties:

        compatible:

          enum:

            - adi,ad7383

            - adi,ad7384

    then:

      required:

        - aina-supply

        - ainb-supply

    else:

      properties:

        aina-supply: false

        ainb-supply: false



examples:

  - |

    #include <dt-bindings/interrupt-controller/irq.h>