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-rw-r--r--Documentation/devicetree/bindings/iio/adc/adi,ad7606.yaml35
1 files changed, 29 insertions, 6 deletions
diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7606.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad7606.yaml
index 29f12d650442..1180d2ffbf84 100644
--- a/Documentation/devicetree/bindings/iio/adc/adi,ad7606.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7606.yaml
@@ -204,6 +204,15 @@ patternProperties:
considered a bipolar differential channel. Otherwise it is bipolar
single-ended.
+ adi,rfilter-ohms:
+ description:
+ For ADCs that supports gain calibration, this property must be set to
+ the value of the external RFilter resistor. Proper gain error
+ correction is applied based on this value.
+ default: 0
+ minimum: 0
+ maximum: 64512
+
required:
- reg
- bipolar
@@ -223,12 +232,6 @@ allOf:
- required:
- pwms
- - oneOf:
- - required:
- - interrupts
- - required:
- - io-backends
-
- if:
properties:
compatible:
@@ -268,6 +271,25 @@ allOf:
- adi,ad7607
- adi,ad7608
- adi,ad7609
+ - adi,ad7616
+ then:
+ patternProperties:
+ "^channel@[0-9a-f]+$":
+ properties:
+ adi,rfilter-ohms: false
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - adi,ad7605-4
+ - adi,ad7606-4
+ - adi,ad7606-6
+ - adi,ad7606-8
+ - adi,ad7607
+ - adi,ad7608
+ - adi,ad7609
then:
properties:
adi,sw-mode: false
@@ -398,6 +420,7 @@ examples:
reg = <8>;
diff-channels = <8 8>;
bipolar;
+ adi,rfilter-ohms = <2048>;
};
};