dt-bindings: iio: adc: ad4851: add spi-3wire

Add devicetree support for spi 3-wire configuration.

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/20250626104024.8645-1-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad4851.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad4851.yaml
index c6676d91b4e62b1ec9a24db4ef48d8521961bd09..b107322e0ea391143e25644dc572bbefcd49d984 100644 (file)
--- a/Documentation/devicetree/bindings/iio/adc/adi,ad4851.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/adi,ad4851.yaml
@@ -69,6 +69,8 @@ properties:
   spi-max-frequency:
     maximum: 25000000
 
+  spi-3wire: true
+
   '#address-cells':
     const: 1