diff --git a/arch/arm/boot/dts/mt7623.dtsi b/arch/arm/boot/dts/mt7623.dtsi
index a106c0d90a52..d09b5671c91b 100644
--- a/arch/arm/boot/dts/mt7623.dtsi
+++ b/arch/arm/boot/dts/mt7623.dtsi
@@ -14,7 +14,6 @@
 #include <dt-bindings/power/mt2701-power.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/phy/phy.h>
-#include <dt-bindings/memory/mt2701-larb-port.h>
 #include <dt-bindings/reset/mt2701-resets.h>
 #include <dt-bindings/thermal/thermal.h>
 
@@ -297,17 +296,6 @@ timer: timer@10008000 {
 		clock-names = "system-clk", "rtc-clk";
 	};
 
-	smi_common: smi@1000c000 {
-		compatible = "mediatek,mt7623-smi-common",
-			     "mediatek,mt2701-smi-common";
-		reg = <0 0x1000c000 0 0x1000>;
-		clocks = <&infracfg CLK_INFRA_SMI>,
-			 <&mmsys CLK_MM_SMI_COMMON>,
-			 <&infracfg CLK_INFRA_SMI>;
-		clock-names = "apb", "smi", "async";
-		power-domains = <&scpsys MT2701_POWER_DOMAIN_DISP>;
-	};
-
 	pwrap: pwrap@1000d000 {
 		compatible = "mediatek,mt7623-pwrap",
 			     "mediatek,mt2701-pwrap";
@@ -339,17 +327,6 @@ sysirq: interrupt-controller@10200100 {
 		reg = <0 0x10200100 0 0x1c>;
 	};
 
-	iommu: mmsys_iommu@10205000 {
-		compatible = "mediatek,mt7623-m4u",
-			     "mediatek,mt2701-m4u";
-		reg = <0 0x10205000 0 0x1000>;
-		interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_LOW>;
-		clocks = <&infracfg CLK_INFRA_M4U>;
-		clock-names = "bclk";
-		mediatek,larbs = <&larb0 &larb1 &larb2>;
-		#iommu-cells = <1>;
-	};
-
 	efuse: efuse@10206000 {
 		compatible = "mediatek,mt7623-efuse",
 			     "mediatek,mt8173-efuse";
@@ -725,94 +702,6 @@ mmc0: mmc@11230000 {
 		status = "disabled";
 	};
 
-	g3dsys: syscon@13000000 {
-		compatible = "mediatek,mt7623-g3dsys",
-			     "mediatek,mt2701-g3dsys",
-			     "syscon";
-		reg = <0 0x13000000 0 0x200>;
-		#clock-cells = <1>;
-		#reset-cells = <1>;
-	};
-
-	mali: gpu@13040000 {
-		compatible = "mediatek,mt7623-mali", "arm,mali-450";
-		reg = <0 0x13040000 0 0x30000>;
-		interrupts = <GIC_SPI 170 IRQ_TYPE_LEVEL_LOW>,
-			     <GIC_SPI 171 IRQ_TYPE_LEVEL_LOW>,
-			     <GIC_SPI 172 IRQ_TYPE_LEVEL_LOW>,
-			     <GIC_SPI 173 IRQ_TYPE_LEVEL_LOW>,
-			     <GIC_SPI 174 IRQ_TYPE_LEVEL_LOW>,
-			     <GIC_SPI 175 IRQ_TYPE_LEVEL_LOW>,
-			     <GIC_SPI 176 IRQ_TYPE_LEVEL_LOW>,
-			     <GIC_SPI 177 IRQ_TYPE_LEVEL_LOW>,
-			     <GIC_SPI 178 IRQ_TYPE_LEVEL_LOW>,
-			     <GIC_SPI 179 IRQ_TYPE_LEVEL_LOW>,
-			     <GIC_SPI 180 IRQ_TYPE_LEVEL_LOW>;
-		interrupt-names = "gp", "gpmmu", "pp0", "ppmmu0", "pp1",
-				  "ppmmu1", "pp2", "ppmmu2", "pp3", "ppmmu3",
-				  "pp";
-		clocks = <&topckgen CLK_TOP_MMPLL>,
-			 <&g3dsys CLK_G3DSYS_CORE>;
-		clock-names = "bus", "core";
-		power-domains = <&scpsys MT2701_POWER_DOMAIN_MFG>;
-		resets = <&g3dsys MT2701_G3DSYS_CORE_RST>;
-	};
-
-	mmsys: syscon@14000000 {
-		compatible = "mediatek,mt7623-mmsys",
-			     "mediatek,mt2701-mmsys",
-			     "syscon";
-		reg = <0 0x14000000 0 0x1000>;
-		#clock-cells = <1>;
-	};
-
-	larb0: larb@14010000 {
-		compatible = "mediatek,mt7623-smi-larb",
-			     "mediatek,mt2701-smi-larb";
-		reg = <0 0x14010000 0 0x1000>;
-		mediatek,smi = <&smi_common>;
-		mediatek,larb-id = <0>;
-		clocks = <&mmsys CLK_MM_SMI_LARB0>,
-			 <&mmsys CLK_MM_SMI_LARB0>;
-		clock-names = "apb", "smi";
-		power-domains = <&scpsys MT2701_POWER_DOMAIN_DISP>;
-	};
-
-	imgsys: syscon@15000000 {
-		compatible = "mediatek,mt7623-imgsys",
-			     "mediatek,mt2701-imgsys",
-			     "syscon";
-		reg = <0 0x15000000 0 0x1000>;
-		#clock-cells = <1>;
-	};
-
-	larb2: larb@15001000 {
-		compatible = "mediatek,mt7623-smi-larb",
-			     "mediatek,mt2701-smi-larb";
-		reg = <0 0x15001000 0 0x1000>;
-		mediatek,smi = <&smi_common>;
-		mediatek,larb-id = <2>;
-		clocks = <&imgsys CLK_IMG_SMI_COMM>,
-			 <&imgsys CLK_IMG_SMI_COMM>;
-		clock-names = "apb", "smi";
-		power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
-	};
-
-	jpegdec: jpegdec@15004000 {
-		compatible = "mediatek,mt7623-jpgdec",
-			     "mediatek,mt2701-jpgdec";
-		reg = <0 0x15004000 0 0x1000>;
-		interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_LOW>;
-		clocks =  <&imgsys CLK_IMG_JPGDEC_SMI>,
-			  <&imgsys CLK_IMG_JPGDEC>;
-		clock-names = "jpgdec-smi",
-			      "jpgdec";
-		power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
-		mediatek,larb = <&larb2>;
-		iommus = <&iommu MT2701_M4U_PORT_JPGDEC_WDMA>,
-			 <&iommu MT2701_M4U_PORT_JPGDEC_BSDMA>;
-	};
-
 	vdecsys: syscon@16000000 {
 		compatible = "mediatek,mt7623-vdecsys",
 			     "mediatek,mt2701-vdecsys",
@@ -821,18 +710,6 @@ vdecsys: syscon@16000000 {
 		#clock-cells = <1>;
 	};
 
-	larb1: larb@16010000 {
-		compatible = "mediatek,mt7623-smi-larb",
-			     "mediatek,mt2701-smi-larb";
-		reg = <0 0x16010000 0 0x1000>;
-		mediatek,smi = <&smi_common>;
-		mediatek,larb-id = <1>;
-		clocks = <&vdecsys CLK_VDEC_CKGEN>,
-			 <&vdecsys CLK_VDEC_LARB>;
-		clock-names = "apb", "smi";
-		power-domains = <&scpsys MT2701_POWER_DOMAIN_VDEC>;
-	};
-
 	hifsys: syscon@1a000000 {
 		compatible = "mediatek,mt7623-hifsys",
 			     "mediatek,mt2701-hifsys",
diff --git a/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts b/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts
index 2b760f90f38c..344f8c65c4aa 100644
--- a/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts
+++ b/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts
@@ -6,7 +6,7 @@
 
 /dts-v1/;
 #include <dt-bindings/input/input.h>
-#include "mt7623.dtsi"
+#include "mt7623n.dtsi"
 #include "mt6323.dtsi"
 
 / {
diff --git a/arch/arm/boot/dts/mt7623n-rfb-emmc.dts b/arch/arm/boot/dts/mt7623n-rfb-emmc.dts
index 0447748f9fa0..f8efcc364bc3 100644
--- a/arch/arm/boot/dts/mt7623n-rfb-emmc.dts
+++ b/arch/arm/boot/dts/mt7623n-rfb-emmc.dts
@@ -7,7 +7,7 @@
 
 /dts-v1/;
 #include <dt-bindings/input/input.h>
-#include "mt7623.dtsi"
+#include "mt7623n.dtsi"
 #include "mt6323.dtsi"
 
 / {
diff --git a/arch/arm/boot/dts/mt7623n.dtsi b/arch/arm/boot/dts/mt7623n.dtsi
new file mode 100644
index 000000000000..a47e82468895
--- /dev/null
+++ b/arch/arm/boot/dts/mt7623n.dtsi
@@ -0,0 +1,134 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright © 2017-2020 MediaTek Inc.
+ * Author: Sean Wang <sean.wang@mediatek.com>
+ *	   Ryder Lee <ryder.lee@mediatek.com>
+ *
+ */
+
+#include "mt7623.dtsi"
+#include <dt-bindings/memory/mt2701-larb-port.h>
+
+/ {
+	g3dsys: syscon@13000000 {
+		compatible = "mediatek,mt7623-g3dsys",
+			     "mediatek,mt2701-g3dsys",
+			     "syscon";
+		reg = <0 0x13000000 0 0x200>;
+		#clock-cells = <1>;
+		#reset-cells = <1>;
+	};
+
+	mali: gpu@13040000 {
+		compatible = "mediatek,mt7623-mali", "arm,mali-450";
+		reg = <0 0x13040000 0 0x30000>;
+		interrupts = <GIC_SPI 170 IRQ_TYPE_LEVEL_LOW>,
+			     <GIC_SPI 171 IRQ_TYPE_LEVEL_LOW>,
+			     <GIC_SPI 172 IRQ_TYPE_LEVEL_LOW>,
+			     <GIC_SPI 173 IRQ_TYPE_LEVEL_LOW>,
+			     <GIC_SPI 174 IRQ_TYPE_LEVEL_LOW>,
+			     <GIC_SPI 175 IRQ_TYPE_LEVEL_LOW>,
+			     <GIC_SPI 176 IRQ_TYPE_LEVEL_LOW>,
+			     <GIC_SPI 177 IRQ_TYPE_LEVEL_LOW>,
+			     <GIC_SPI 178 IRQ_TYPE_LEVEL_LOW>,
+			     <GIC_SPI 179 IRQ_TYPE_LEVEL_LOW>,
+			     <GIC_SPI 180 IRQ_TYPE_LEVEL_LOW>;
+		interrupt-names = "gp", "gpmmu", "pp0", "ppmmu0", "pp1",
+				  "ppmmu1", "pp2", "ppmmu2", "pp3", "ppmmu3",
+				  "pp";
+		clocks = <&topckgen CLK_TOP_MMPLL>,
+			 <&g3dsys CLK_G3DSYS_CORE>;
+		clock-names = "bus", "core";
+		power-domains = <&scpsys MT2701_POWER_DOMAIN_MFG>;
+		resets = <&g3dsys MT2701_G3DSYS_CORE_RST>;
+	};
+
+	mmsys: syscon@14000000 {
+		compatible = "mediatek,mt7623-mmsys",
+			     "mediatek,mt2701-mmsys",
+			     "syscon";
+		reg = <0 0x14000000 0 0x1000>;
+		#clock-cells = <1>;
+	};
+
+	larb0: larb@14010000 {
+		compatible = "mediatek,mt7623-smi-larb",
+			     "mediatek,mt2701-smi-larb";
+		reg = <0 0x14010000 0 0x1000>;
+		mediatek,smi = <&smi_common>;
+		mediatek,larb-id = <0>;
+		clocks = <&mmsys CLK_MM_SMI_LARB0>,
+			 <&mmsys CLK_MM_SMI_LARB0>;
+		clock-names = "apb", "smi";
+		power-domains = <&scpsys MT2701_POWER_DOMAIN_DISP>;
+	};
+
+	larb1: larb@16010000 {
+		compatible = "mediatek,mt7623-smi-larb",
+			     "mediatek,mt2701-smi-larb";
+		reg = <0 0x16010000 0 0x1000>;
+		mediatek,smi = <&smi_common>;
+		mediatek,larb-id = <1>;
+		clocks = <&vdecsys CLK_VDEC_CKGEN>,
+			 <&vdecsys CLK_VDEC_LARB>;
+		clock-names = "apb", "smi";
+		power-domains = <&scpsys MT2701_POWER_DOMAIN_VDEC>;
+	};
+
+	larb2: larb@15001000 {
+		compatible = "mediatek,mt7623-smi-larb",
+			     "mediatek,mt2701-smi-larb";
+		reg = <0 0x15001000 0 0x1000>;
+		mediatek,smi = <&smi_common>;
+		mediatek,larb-id = <2>;
+		clocks = <&imgsys CLK_IMG_SMI_COMM>,
+			 <&imgsys CLK_IMG_SMI_COMM>;
+		clock-names = "apb", "smi";
+		power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
+	};
+
+	imgsys: syscon@15000000 {
+		compatible = "mediatek,mt7623-imgsys",
+			     "mediatek,mt2701-imgsys",
+			     "syscon";
+		reg = <0 0x15000000 0 0x1000>;
+		#clock-cells = <1>;
+	};
+
+	iommu: mmsys_iommu@10205000 {
+		compatible = "mediatek,mt7623-m4u",
+			     "mediatek,mt2701-m4u";
+		reg = <0 0x10205000 0 0x1000>;
+		interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&infracfg CLK_INFRA_M4U>;
+		clock-names = "bclk";
+		mediatek,larbs = <&larb0 &larb1 &larb2>;
+		#iommu-cells = <1>;
+	};
+
+	jpegdec: jpegdec@15004000 {
+		compatible = "mediatek,mt7623-jpgdec",
+			     "mediatek,mt2701-jpgdec";
+		reg = <0 0x15004000 0 0x1000>;
+		interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_LOW>;
+		clocks =  <&imgsys CLK_IMG_JPGDEC_SMI>,
+			  <&imgsys CLK_IMG_JPGDEC>;
+		clock-names = "jpgdec-smi",
+			      "jpgdec";
+		power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
+		mediatek,larb = <&larb2>;
+		iommus = <&iommu MT2701_M4U_PORT_JPGDEC_WDMA>,
+			 <&iommu MT2701_M4U_PORT_JPGDEC_BSDMA>;
+	};
+
+	smi_common: smi@1000c000 {
+		compatible = "mediatek,mt7623-smi-common",
+			     "mediatek,mt2701-smi-common";
+		reg = <0 0x1000c000 0 0x1000>;
+		clocks = <&infracfg CLK_INFRA_SMI>,
+			 <&mmsys CLK_MM_SMI_COMMON>,
+			 <&infracfg CLK_INFRA_SMI>;
+		clock-names = "apb", "smi", "async";
+		power-domains = <&scpsys MT2701_POWER_DOMAIN_DISP>;
+	};
+};
