diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-2500wan-nor-rfb.dts b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-2500wan-nor-rfb.dts
new file mode 100644
index 0000000..77c1d73
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-2500wan-nor-rfb.dts
@@ -0,0 +1,34 @@
+/dts-v1/;
+#include "mt7986a-rfb.dtsi"
+/ {
+	model = "MediaTek MT7986a RFB";
+	compatible = "mediatek,mt7986a-2500wan-nor-rfb";
+};
+
+&wbsys {
+	mediatek,mtd-eeprom = <&factory 0x0000>;
+	status = "okay";
+};
+
+&mdio {
+	switch@0 {
+		ports {
+			port@4 {
+				reg = <4>;
+				label = "lan4";
+			};
+
+			port@5 {
+				reg = <5>;
+				label = "lan5";
+				phy-mode = "2500base-x";
+
+				fixed-link {
+					speed = <2500>;
+					full-duplex;
+					pause;
+				};
+			};
+		};
+	};
+};
diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-2500wan-snand-rfb.dts b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-2500wan-snand-rfb.dts
new file mode 100644
index 0000000..22cf909
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-2500wan-snand-rfb.dts
@@ -0,0 +1,34 @@
+/dts-v1/;
+#include "mt7986a-rfb.dtsi"
+/ {
+	model = "MediaTek MT7986a RFB";
+	compatible = "mediatek,mt7986a-2500wan-snand-rfb";
+};
+
+&wbsys {
+	mediatek,mtd-eeprom = <&factory 0x0000>;
+	status = "okay";
+};
+
+&mdio {
+	switch@0 {
+		ports {
+			port@4 {
+				reg = <4>;
+				label = "lan4";
+			};
+
+			port@5 {
+				reg = <5>;
+				label = "lan5";
+				phy-mode = "2500base-x";
+
+				fixed-link {
+					speed = <2500>;
+					full-duplex;
+					pause;
+				};
+			};
+		};
+	};
+};
diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dtsi b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dtsi
index 6194b2e..8fb5cd2 100644
--- a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dtsi
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dtsi
@@ -184,23 +184,6 @@
                                         label = "lan3";
                                 };
 
-                                port@4 {
-                                        reg = <4>;
-                                        label = "lan4";
-                                };
-
-                                port@5 {
-                                        reg = <5>;
-                                        label = "lan5";
-                                        phy-mode = "2500base-x";
-
-                                        fixed-link {
-                                                speed = <2500>;
-                                                full-duplex;
-                                                pause;
-                                        };
-                                };
-
                                 port@6 {
                                         reg = <6>;
                                         label = "cpu";
diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986b-2500wan-nor-rfb.dts b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986b-2500wan-nor-rfb.dts
new file mode 100644
index 0000000..184d214
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986b-2500wan-nor-rfb.dts
@@ -0,0 +1,34 @@
+/dts-v1/;
+#include "mt7986b-rfb.dtsi"
+/ {
+	model = "MediaTek MT7986b RFB";
+	compatible = "mediatek,mt7986b-nor-rfb";
+};
+
+&wbsys {
+	mediatek,mtd-eeprom = <&factory 0x0000>;
+	status = "okay";
+};
+
+&mdio {
+	switch@0 {
+		ports {
+			port@4 {
+				reg = <4>;
+				label = "lan4";
+			};
+
+			port@5 {
+				reg = <5>;
+				label = "lan5";
+				phy-mode = "2500base-x";
+
+				fixed-link {
+					speed = <2500>;
+					full-duplex;
+					pause;
+				};
+			};
+		};
+	};
+};
diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986b-2500wan-snand-rfb.dts b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986b-2500wan-snand-rfb.dts
new file mode 100644
index 0000000..475316d
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986b-2500wan-snand-rfb.dts
@@ -0,0 +1,34 @@
+/dts-v1/;
+#include "mt7986b-rfb.dtsi"
+/ {
+	model = "MediaTek MT7986b RFB";
+	compatible = "mediatek,mt7986b-snand-rfb";
+};
+
+&wbsys {
+	mediatek,mtd-eeprom = <&factory 0x0000>;
+	status = "okay";
+};
+
+&mdio {
+	switch@0 {
+		ports {
+			port@4 {
+				reg = <4>;
+				label = "lan4";
+			};
+
+			port@5 {
+				reg = <5>;
+				label = "lan5";
+				phy-mode = "2500base-x";
+
+				fixed-link {
+					speed = <2500>;
+					full-duplex;
+					pause;
+				};
+			};
+		};
+	};
+};
diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dtsi b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dtsi
index 33afd5c..4c43506 100644
--- a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dtsi
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dtsi
@@ -139,23 +139,6 @@
                                         label = "lan3";
                                 };
 
-                                port@4 {
-                                        reg = <4>;
-                                        label = "lan4";
-                                };
-
-                                port@5 {
-                                        reg = <5>;
-                                        label = "lan5";
-                                        phy-mode = "2500base-x";
-
-                                        fixed-link {
-                                                speed = <2500>;
-                                                full-duplex;
-                                                pause;
-                                        };
-                                };
-
                                 port@6 {
                                         reg = <6>;
                                         label = "cpu";