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dts: bindings: adc: Add configurable current source pin for ADCs

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Add a property to the ADC channels which allows the configuration
of the current source pin.

Signed-off-by: Benedikt Schmidt <benedikt.schmidt@embedded-solutions.at>
This commit is contained in:
Benedikt Schmidt 2023-03-07 13:49:34 +01:00 • committed by Anas Nashif
commit bb679532f4
3 changed files with 28 additions and 0 deletions
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8
dts/bindings/adc/adc-controller.yaml
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@ -146,3 +146,11 @@ child-binding:
Oversampling setting to be used for the channel.
When specified, each sample is averaged from 2^N conversion results
(where N is the provided value).
zephyr,current-source-pin:
type: uint8-array
description: |
Output pin selection for the current sources. The actual
interpretation depends on the driver. This is used only for drivers
which select the ADC_CONFIGURABLE_EXCITATION_CURRENT_SOURCE_PIN
Kconfig option.