diff --git a/br-ext-chip-hisilicon/board/hi3516cv300/kernel/patches/13_enable_phy_autoprobe.patch b/br-ext-chip-hisilicon/board/hi3516cv300/kernel/patches/13_enable_phy_autoprobe.patch
new file mode 100644
index 00000000..1567a3af
--- /dev/null
+++ b/br-ext-chip-hisilicon/board/hi3516cv300/kernel/patches/13_enable_phy_autoprobe.patch
@@ -0,0 +1,11 @@
+--- a/arch/arm/boot/dts/hi3516cv300-demb.dts
++++ b/arch/arm/boot/dts/hi3516cv300-demb.dts
+@@ -112,7 +112,7 @@
+ 
+ &mdio {
+ 	phy0: phy@1 {
+-		reg = <1>;
++		/* reg = <1>; Disabled to invoke auto probe*/
+ 	};
+ };
+