diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index f0895c5..5efa7e0 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -57,6 +57,7 @@ dtb-$(CONFIG_ARCH_EXYNOS) += exynos4210-origen.dtb \
 	exynos5440-sd5v1.dtb \
 	exynos5250-smdk5250.dtb \
 	exynos5250-snow.dtb \
+	exynos5420-smdk5420.dtb \
 	exynos5440-ssdk5440.dtb
 dtb-$(CONFIG_ARCH_HIGHBANK) += highbank.dtb \
 	ecx-2000.dtb
diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts
new file mode 100644
index 0000000..43f0eb8
--- /dev/null
+++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts
@@ -0,0 +1,40 @@
+/*
+ * SAMSUNG SMDK5420 board device tree source
+ *
+ * Copyright (c) 2013 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+/dts-v1/;
+#include "exynos5420.dtsi"
+
+/ {
+	model = "Samsung SMDK5420 board based on EXYNOS5420";
+	compatible = "samsung,smdk5420", "samsung,exynos5420";
+
+	memory {
+		reg =	<0x20000000 0x10000000
+			 0x30000000 0x10000000
+			 0x40000000 0x10000000
+			 0x50000000 0x10000000
+			 0x60000000 0x10000000
+			 0x70000000 0x10000000
+			 0x80000000 0x10000000
+			 0x90000000 0x10000000>;
+	};
+
+	chosen {
+		bootargs = "console=ttySAC2,115200 init=/linuxrc";
+	};
+
+	fixed-rate-clocks {
+		oscclk {
+			compatible = "samsung,exynos5420-oscclk";
+			clock-frequency = <24000000>;
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
new file mode 100644
index 0000000..0c0b134
--- /dev/null
+++ b/arch/arm/boot/dts/exynos5420.dtsi
@@ -0,0 +1,104 @@
+/*
+ * SAMSUNG EXYNOS5420 SoC device tree source
+ *
+ * Copyright (c) 2013 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * SAMSUNG EXYNOS54200 SoC device nodes are listed in this file.
+ * EXYNOS5420 based board files can include this file and provide
+ * values for board specfic bindings.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include "exynos5.dtsi"
+/ {
+	compatible = "samsung,exynos5420";
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu0: cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a15";
+			reg = <0x0>;
+			clock-frequency = <800000000>;
+		};
+
+		cpu1: cpu@1 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a15";
+			reg = <0x1>;
+			clock-frequency = <800000000>;
+		};
+
+		cpu2: cpu@2 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a15";
+			reg = <0x2>;
+			clock-frequency = <800000000>;
+		};
+
+		cpu3: cpu@3 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a15";
+			reg = <0x3>;
+			clock-frequency = <800000000>;
+		};
+	};
+
+	clock: clock-controller@0x10010000 {
+		compatible = "samsung,exynos5420-clock";
+		reg = <0x10010000 0x30000>;
+		#clock-cells = <1>;
+	};
+
+	mct@101C0000 {
+		compatible = "samsung,exynos4210-mct";
+		reg = <0x101C0000 0x800>;
+		interrupt-controller;
+		#interrups-cells = <2>;
+		interrupt-parent = <&mct_map>;
+		interrupts =	<0 0>, <1 0>, <2 0>, <3 0>,
+				<4 0>, <5 0>, <6 0>, <7 0>;
+		clocks = <&clock 1>, <&clock 315>;
+		clock-names = "fin_pll", "mct";
+
+		mct_map: mct-map {
+			#interrupt-cells = <2>;
+			#address-cells = <0>;
+			#size-cells = <0>;
+			interrupt-map = <0x0 0 &combiner 23 3>,
+					<0x1 0 &combiner 23 4>,
+					<0x2 0 &combiner 25 2>,
+					<0x3 0 &combiner 25 3>,
+					<0x4 0 &gic 0 120 0>,
+					<0x5 0 &gic 0 121 0>,
+					<0x6 0 &gic 0 122 0>,
+					<0x7 0 &gic 0 123 0>;
+		};
+	};
+
+	serial@12C00000 {
+		clocks = <&clock 257>, <&clock 128>;
+		clock-names = "uart", "clk_uart_baud0";
+	};
+
+	serial@12C10000 {
+		clocks = <&clock 258>, <&clock 129>;
+		clock-names = "uart", "clk_uart_baud0";
+	};
+
+	serial@12C20000 {
+		clocks = <&clock 259>, <&clock 130>;
+		clock-names = "uart", "clk_uart_baud0";
+	};
+
+	serial@12C30000 {
+		clocks = <&clock 260>, <&clock 131>;
+		clock-names = "uart", "clk_uart_baud0";
+	};
+};
