diff --git a/arch/mips/boot/dts/jz4780.dtsi b/arch/mips/boot/dts/jz4780.dtsi
index 69aaea5846e4c1..228e295b71ad0e 100644
--- a/arch/mips/boot/dts/jz4780.dtsi
+++ b/arch/mips/boot/dts/jz4780.dtsi
@@ -770,6 +770,7 @@
 
 			phys = <&usb_phy>;
 			phy-names = "usb2-phy";
+			g-rx-fifo-size = <256>;
 			g-tx-fifo-size = <256 256 256 256>;
 		};
 	};