diff --git a/target/linux/ramips/dts/mt7628an_cudy_wr1000.dts b/target/linux/ramips/dts/mt7628an_cudy_wr1000.dts
index acaffecf8dd..71aefcb525b 100644
--- a/target/linux/ramips/dts/mt7628an_cudy_wr1000.dts
+++ b/target/linux/ramips/dts/mt7628an_cudy_wr1000.dts
@@ -136,5 +136,8 @@
 
 &ethernet {
 	mtd-mac-address = <&factory 0x28>;
-	mediatek,portmap = "llllw";
+};
+
+&esw {
+	mediatek,portmap = <0x2f>;
 };
diff --git a/target/linux/ramips/dts/mt7628an_mercury_mac1200r-v2.dts b/target/linux/ramips/dts/mt7628an_mercury_mac1200r-v2.dts
index 715f4d1ff74..22a8b566e2d 100644
--- a/target/linux/ramips/dts/mt7628an_mercury_mac1200r-v2.dts
+++ b/target/linux/ramips/dts/mt7628an_mercury_mac1200r-v2.dts
@@ -82,7 +82,10 @@
 &ethernet {
 	pinctrl-names = "default";
 	mtd-mac-address = <&factory 0xd>;
-	mediatek,portmap = "llllw";
+};
+
+&esw {
+	mediatek,portmap = <0x2f>;
 };
 
 &wmac {
diff --git a/target/linux/ramips/dts/mt7628an_tplink_8m-split-uboot.dtsi b/target/linux/ramips/dts/mt7628an_tplink_8m-split-uboot.dtsi
index 8807f7f2748..22290603478 100644
--- a/target/linux/ramips/dts/mt7628an_tplink_8m-split-uboot.dtsi
+++ b/target/linux/ramips/dts/mt7628an_tplink_8m-split-uboot.dtsi
@@ -84,5 +84,8 @@
 
 &ethernet {
 	mtd-mac-address = <&rom 0xf100>;
-	mediatek,portmap = "wllll";
+};
+
+&esw {
+	mediatek,portmap = <0x3e>;
 };
diff --git a/target/linux/ramips/dts/mt7628an_tplink_8m.dtsi b/target/linux/ramips/dts/mt7628an_tplink_8m.dtsi
index ba3350ed024..5269fd668b9 100644
--- a/target/linux/ramips/dts/mt7628an_tplink_8m.dtsi
+++ b/target/linux/ramips/dts/mt7628an_tplink_8m.dtsi
@@ -66,5 +66,4 @@
 
 &ethernet {
 	mtd-mac-address = <&factory 0xf100>;
-	mediatek,portmap = "llllw";
 };
diff --git a/target/linux/ramips/dts/mt7628an_tplink_archer-c20-v4.dts b/target/linux/ramips/dts/mt7628an_tplink_archer-c20-v4.dts
index 8e3df9c6763..3f02b7af3c8 100644
--- a/target/linux/ramips/dts/mt7628an_tplink_archer-c20-v4.dts
+++ b/target/linux/ramips/dts/mt7628an_tplink_archer-c20-v4.dts
@@ -78,8 +78,8 @@
 	mtd-mac-address-increment = <(-2)>;
 };
 
-&ethernet {
-	mediatek,portmap = "wllll";
+&esw {
+	mediatek,portmap = <0x3e>;
 };
 
 &state_default {
diff --git a/target/linux/ramips/dts/mt7628an_tplink_archer-c50-v3.dts b/target/linux/ramips/dts/mt7628an_tplink_archer-c50-v3.dts
index e0b025d20db..92f581d1ef8 100644
--- a/target/linux/ramips/dts/mt7628an_tplink_archer-c50-v3.dts
+++ b/target/linux/ramips/dts/mt7628an_tplink_archer-c50-v3.dts
@@ -80,6 +80,10 @@
 	};
 };
 
+&esw {
+	mediatek,portmap = <0x3e>;
+};
+
 &pcie {
 	status = "okay";
 };
diff --git a/target/linux/ramips/dts/mt7628an_tplink_tl-mr3420-v5.dts b/target/linux/ramips/dts/mt7628an_tplink_tl-mr3420-v5.dts
index 279f9ec69af..76cf0ca2495 100644
--- a/target/linux/ramips/dts/mt7628an_tplink_tl-mr3420-v5.dts
+++ b/target/linux/ramips/dts/mt7628an_tplink_tl-mr3420-v5.dts
@@ -88,3 +88,7 @@
 		ralink,function = "gpio";
 	};
 };
+
+&esw {
+	mediatek,portmap = <0x3e>;
+};
diff --git a/target/linux/ramips/dts/mt7628an_tplink_tl-wr802n-v4.dts b/target/linux/ramips/dts/mt7628an_tplink_tl-wr802n-v4.dts
index fcb483594ad..3c615e60611 100644
--- a/target/linux/ramips/dts/mt7628an_tplink_tl-wr802n-v4.dts
+++ b/target/linux/ramips/dts/mt7628an_tplink_tl-wr802n-v4.dts
@@ -46,5 +46,4 @@
 
 &ethernet {
 	mtd-mac-address = <&factory 0xf100>;
-	mediatek,portmap = "l";
 };
diff --git a/target/linux/ramips/dts/mt7628an_tplink_tl-wr840n-v4.dts b/target/linux/ramips/dts/mt7628an_tplink_tl-wr840n-v4.dts
index 1fc2316d703..3f901d3a7c8 100644
--- a/target/linux/ramips/dts/mt7628an_tplink_tl-wr840n-v4.dts
+++ b/target/linux/ramips/dts/mt7628an_tplink_tl-wr840n-v4.dts
@@ -62,3 +62,7 @@
 		ralink,function = "gpio";
 	};
 };
+
+&esw {
+	mediatek,portmap = <0x3e>;
+};
diff --git a/target/linux/ramips/dts/mt7628an_tplink_tl-wr840n-v5.dts b/target/linux/ramips/dts/mt7628an_tplink_tl-wr840n-v5.dts
index c0ae199d224..3de58a71f6a 100644
--- a/target/linux/ramips/dts/mt7628an_tplink_tl-wr840n-v5.dts
+++ b/target/linux/ramips/dts/mt7628an_tplink_tl-wr840n-v5.dts
@@ -95,7 +95,10 @@
 
 &ethernet {
 	mtd-mac-address = <&factory 0xf100>;
-	mediatek,portmap = "wllll";
+};
+
+&esw {
+	mediatek,portmap = <0x3e>;
 };
 
 &state_default {
diff --git a/target/linux/ramips/dts/mt7628an_tplink_tl-wr841n-v13.dts b/target/linux/ramips/dts/mt7628an_tplink_tl-wr841n-v13.dts
index eedce357c7e..89e2923c9c3 100644
--- a/target/linux/ramips/dts/mt7628an_tplink_tl-wr841n-v13.dts
+++ b/target/linux/ramips/dts/mt7628an_tplink_tl-wr841n-v13.dts
@@ -88,3 +88,7 @@
 		ralink,function = "gpio";
 	};
 };
+
+&esw {
+	mediatek,portmap = <0x3e>;
+};
diff --git a/target/linux/ramips/dts/mt7628an_tplink_tl-wr841n-v14.dts b/target/linux/ramips/dts/mt7628an_tplink_tl-wr841n-v14.dts
index 6268bd13cc7..1654e1819fe 100644
--- a/target/linux/ramips/dts/mt7628an_tplink_tl-wr841n-v14.dts
+++ b/target/linux/ramips/dts/mt7628an_tplink_tl-wr841n-v14.dts
@@ -109,7 +109,10 @@
 
 &ethernet {
 	mtd-mac-address = <&factory 0xf100>;
-	mediatek,portmap = "wllll";
+};
+
+&esw {
+	mediatek,portmap = <0x3e>;
 };
 
 &state_default {
diff --git a/target/linux/ramips/dts/mt7628an_tplink_tl-wr842n-v5.dts b/target/linux/ramips/dts/mt7628an_tplink_tl-wr842n-v5.dts
index 10bfe2d6559..a0adb160d3a 100644
--- a/target/linux/ramips/dts/mt7628an_tplink_tl-wr842n-v5.dts
+++ b/target/linux/ramips/dts/mt7628an_tplink_tl-wr842n-v5.dts
@@ -88,3 +88,7 @@
 		ralink,function = "gpio";
 	};
 };
+
+&esw {
+	mediatek,portmap = <0x3e>;
+};
diff --git a/target/linux/ramips/dts/mt7628an_wavlink_wl-wn570ha1.dts b/target/linux/ramips/dts/mt7628an_wavlink_wl-wn570ha1.dts
index 2c0815fba4b..a38907400cc 100644
--- a/target/linux/ramips/dts/mt7628an_wavlink_wl-wn570ha1.dts
+++ b/target/linux/ramips/dts/mt7628an_wavlink_wl-wn570ha1.dts
@@ -123,5 +123,8 @@
 
 &ethernet {
 	mtd-mac-address = <&factory 0x2e>;
-	mediatek,portmap = "llllw";
+};
+
+&esw {
+	mediatek,portmap = <0x2f>;
 };
diff --git a/target/linux/ramips/dts/mt7628an_wavlink_wl-wn575a3.dts b/target/linux/ramips/dts/mt7628an_wavlink_wl-wn575a3.dts
index 13f045f13f9..330ae58074b 100644
--- a/target/linux/ramips/dts/mt7628an_wavlink_wl-wn575a3.dts
+++ b/target/linux/ramips/dts/mt7628an_wavlink_wl-wn575a3.dts
@@ -118,5 +118,8 @@
 
 &ethernet {
 	mtd-mac-address = <&factory 0x28>;
-	mediatek,portmap = "llllw";
+};
+
+&esw {
+	mediatek,portmap = <0x2f>;
 };
diff --git a/target/linux/ramips/dts/mt7628an_wrtnode_wrtnode2.dtsi b/target/linux/ramips/dts/mt7628an_wrtnode_wrtnode2.dtsi
index 206da8b1688..89b37f6b37d 100644
--- a/target/linux/ramips/dts/mt7628an_wrtnode_wrtnode2.dtsi
+++ b/target/linux/ramips/dts/mt7628an_wrtnode_wrtnode2.dtsi
@@ -71,7 +71,10 @@
 
 &ethernet {
 	mtd-mac-address = <&factory 0x4>;
-	mediatek,portmap = "llllw";
+};
+
+&esw {
+	mediatek,portmap = <0x3e>;
 };
 
 &sdhci {
diff --git a/target/linux/ramips/dts/mt7628an_zbtlink_zbt-we1226.dts b/target/linux/ramips/dts/mt7628an_zbtlink_zbt-we1226.dts
index b558a0057fc..fb620eae3ea 100644
--- a/target/linux/ramips/dts/mt7628an_zbtlink_zbt-we1226.dts
+++ b/target/linux/ramips/dts/mt7628an_zbtlink_zbt-we1226.dts
@@ -107,5 +107,8 @@
 
 &ethernet {
 	mtd-mac-address = <&factory 0x2e>;
-	mediatek,portmap = "llllw";
+};
+
+&esw {
+	mediatek,portmap = <0x2f>;
 };
diff --git a/target/linux/ramips/dts/mt7628an_zyxel_keenetic-extra-ii.dts b/target/linux/ramips/dts/mt7628an_zyxel_keenetic-extra-ii.dts
index 5b44808fc63..0fd8c56d03d 100644
--- a/target/linux/ramips/dts/mt7628an_zyxel_keenetic-extra-ii.dts
+++ b/target/linux/ramips/dts/mt7628an_zyxel_keenetic-extra-ii.dts
@@ -179,7 +179,10 @@
 
 &ethernet {
 	mtd-mac-address = <&factory 0x4>;
-	mediatek,portmap = "wllll";
+};
+
+&esw {
+	mediatek,portmap = <0x3e>;
 };
 
 &wmac {