Commit b3805fc3 authored by Cosmin Tanislav's avatar Cosmin Tanislav Committed by Jonathan Cameron
Browse files

dt-bindings: iio: temperature: ltc2983: require 4 wire rtd for current rotate 



The driver will error out when current rotation is enabled but the RTD
is not 4-wire. Require it in the binding too.

Signed-off-by: default avatarCosmin Tanislav <cosmin.tanislav@analog.com>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20221103130041.2153295-8-demonsingur@gmail.com


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent a2ebc8d2

Documentation/devicetree/bindings/iio/temperature/adi,ltc2983.yaml

+15 −10
Original line number Diff line number Diff line
@@ -230,13 +230,6 @@ patternProperties: 
          resistor is used for multiple 2-, 3-, and/or 4-wire RTDs.

        type: boolean



      adi,current-rotate:

        description:

          Boolean property which enables excitation current rotation to

          automatically remove parasitic thermocouple effects. Note that

          this property is not allowed for 2- and 3-wire RTDs.

        type: boolean



      adi,excitation-current-microamp:

        description:

          This property controls the magnitude of the excitation current
@@ -269,10 +262,22 @@ patternProperties: 
    required:

      - adi,rsense-handle



    allOf:

      - if:

          properties:

            adi,number-of-wires:

              const: 4

        then:

          properties:

            adi,current-rotate:

              description:

                Whether to enable excitation current rotation to automatically

                remove parasitic thermocouple effects.

              type: boolean



          dependencies:

            adi,current-rotate: [ "adi,rsense-share" ]



    allOf:

      - if:

          properties:

            adi,sensor-type: