diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad4130.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad4130.yaml
index d00690a8d3fb..fcc00e5cfd54 100644
--- a/Documentation/devicetree/bindings/iio/adc/adi,ad4130.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/adi,ad4130.yaml
@@ -32,6 +32,10 @@ properties:
 
   interrupts:
     maxItems: 1
+    description: |
+      Data Ready / FIFO interrupt. For devices with FIFO support, the
+      interrupt polarity specified here is inverted when the device enters
+      FIFO mode, and normal for data ready.
 
   interrupt-names:
     description: |