diff --git a/Documentation/devicetree/bindings/spi/spi-cadence.yaml b/Documentation/devicetree/bindings/spi/spi-cadence.yaml
index 347bed0c4956..429cd824156c 100644
--- a/Documentation/devicetree/bindings/spi/spi-cadence.yaml
+++ b/Documentation/devicetree/bindings/spi/spi-cadence.yaml
@@ -43,7 +43,6 @@ properties:
       Number of chip selects used. If a decoder is used,
       this will be the number of chip selects after the
       decoder.
-    $ref: /schemas/types.yaml#/definitions/uint32
     minimum: 1
     maximum: 4
     default: 4