diff --git a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml
index d29ffcd274720..4f2b0913ad9fe 100644
--- a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml
+++ b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml
@@ -263,8 +263,11 @@ properties:
       Value for REFCLKPER field of GUCTL register for reference clock period in
       nanoseconds, when the hardware set default does not match the actual
       clock.
-    minimum: 1
-    maximum: 0x3ff
+
+      This binding is deprecated. Instead, provide an appropriate reference clock.
+    minimum: 8
+    maximum: 62
+    deprecated: true
 
   snps,rx-thr-num-pkt-prd:
     description: