diff --git a/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi
index 4dcbe50fabb6f0db..b1fe1aedc27d151d 100644
--- a/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi
@@ -6,370 +6,9 @@
  */
 
 #include "r8a779g0.dtsi"
-
-#include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/input/input.h>
-#include <dt-bindings/leds/common.h>
+#include "white-hawk-cpu-common.dtsi"
 
 / {
 	model = "Renesas White Hawk CPU board";
 	compatible = "renesas,white-hawk-cpu", "renesas,r8a779g0";
-
-	aliases {
-		ethernet0 = &avb0;
-		serial0 = &hscif0;
-	};
-
-	chosen {
-		bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
-		stdout-path = "serial0:921600n8";
-	};
-
-	keys {
-		compatible = "gpio-keys";
-
-		pinctrl-0 = <&keys_pins>;
-		pinctrl-names = "default";
-
-		key-1 {
-			gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
-			linux,code = <KEY_1>;
-			label = "SW47";
-			wakeup-source;
-			debounce-interval = <20>;
-		};
-
-		key-2 {
-			gpios = <&gpio5 1 GPIO_ACTIVE_LOW>;
-			linux,code = <KEY_2>;
-			label = "SW48";
-			wakeup-source;
-			debounce-interval = <20>;
-		};
-
-		key-3 {
-			gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
-			linux,code = <KEY_3>;
-			label = "SW49";
-			wakeup-source;
-			debounce-interval = <20>;
-		};
-	};
-
-	leds {
-		compatible = "gpio-leds";
-
-		led-1 {
-			gpios = <&gpio7 0 GPIO_ACTIVE_HIGH>;
-			color = <LED_COLOR_ID_GREEN>;
-			function = LED_FUNCTION_INDICATOR;
-			function-enumerator = <1>;
-		};
-
-		led-2 {
-			gpios = <&gpio7 1 GPIO_ACTIVE_HIGH>;
-			color = <LED_COLOR_ID_GREEN>;
-			function = LED_FUNCTION_INDICATOR;
-			function-enumerator = <2>;
-		};
-
-		led-3 {
-			gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>;
-			color = <LED_COLOR_ID_GREEN>;
-			function = LED_FUNCTION_INDICATOR;
-			function-enumerator = <3>;
-		};
-	};
-
-	memory@48000000 {
-		device_type = "memory";
-		/* first 128MB is reserved for secure area. */
-		reg = <0x0 0x48000000 0x0 0x78000000>;
-	};
-
-	memory@480000000 {
-		device_type = "memory";
-		reg = <0x4 0x80000000 0x0 0x80000000>;
-	};
-
-	memory@600000000 {
-		device_type = "memory";
-		reg = <0x6 0x00000000 0x1 0x00000000>;
-	};
-
-	mini-dp-con {
-		compatible = "dp-connector";
-		label = "CN5";
-		type = "mini";
-
-		port {
-			mini_dp_con_in: endpoint {
-				remote-endpoint = <&sn65dsi86_out>;
-			};
-		};
-	};
-
-	reg_1p2v: regulator-1p2v {
-		compatible = "regulator-fixed";
-		regulator-name = "fixed-1.2V";
-		regulator-min-microvolt = <1200000>;
-		regulator-max-microvolt = <1200000>;
-		regulator-boot-on;
-		regulator-always-on;
-	};
-
-	reg_1p8v: regulator-1p8v {
-		compatible = "regulator-fixed";
-		regulator-name = "fixed-1.8V";
-		regulator-min-microvolt = <1800000>;
-		regulator-max-microvolt = <1800000>;
-		regulator-boot-on;
-		regulator-always-on;
-	};
-
-	reg_3p3v: regulator-3p3v {
-		compatible = "regulator-fixed";
-		regulator-name = "fixed-3.3V";
-		regulator-min-microvolt = <3300000>;
-		regulator-max-microvolt = <3300000>;
-		regulator-boot-on;
-		regulator-always-on;
-	};
-
-	sn65dsi86_refclk: clk-x6 {
-		compatible = "fixed-clock";
-		#clock-cells = <0>;
-		clock-frequency = <38400000>;
-	};
-};
-
-&avb0 {
-	pinctrl-0 = <&avb0_pins>;
-	pinctrl-names = "default";
-	phy-handle = <&phy0>;
-	tx-internal-delay-ps = <2000>;
-	status = "okay";
-
-	phy0: ethernet-phy@0 {
-		compatible = "ethernet-phy-id0022.1622",
-			     "ethernet-phy-ieee802.3-c22";
-		rxc-skew-ps = <1500>;
-		reg = <0>;
-		interrupt-parent = <&gpio7>;
-		interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
-		reset-gpios = <&gpio7 10 GPIO_ACTIVE_LOW>;
-	};
-};
-
-&dsi0 {
-	status = "okay";
-
-	ports {
-		port@1 {
-			dsi0_out: endpoint {
-				remote-endpoint = <&sn65dsi86_in>;
-				data-lanes = <1 2 3 4>;
-			};
-		};
-	};
-};
-
-&du {
-	status = "okay";
-};
-
-&extal_clk {
-	clock-frequency = <16666666>;
-};
-
-&extalr_clk {
-	clock-frequency = <32768>;
-};
-
-&hscif0 {
-	status = "okay";
-};
-
-&i2c0 {
-	pinctrl-0 = <&i2c0_pins>;
-	pinctrl-names = "default";
-
-	status = "okay";
-	clock-frequency = <400000>;
-
-	io_expander_a: gpio@20 {
-		compatible = "onnn,pca9654";
-		reg = <0x20>;
-		interrupt-parent = <&gpio0>;
-		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
-		gpio-controller;
-		#gpio-cells = <2>;
-		interrupt-controller;
-		#interrupt-cells = <2>;
-	};
-
-	eeprom@50 {
-		compatible = "rohm,br24g01", "atmel,24c01";
-		label = "cpu-board";
-		reg = <0x50>;
-		pagesize = <8>;
-	};
-};
-
-&i2c1 {
-	pinctrl-0 = <&i2c1_pins>;
-	pinctrl-names = "default";
-
-	status = "okay";
-	clock-frequency = <400000>;
-
-	bridge@2c {
-		compatible = "ti,sn65dsi86";
-		reg = <0x2c>;
-
-		clocks = <&sn65dsi86_refclk>;
-		clock-names = "refclk";
-
-		interrupt-parent = <&intc_ex>;
-		interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
-
-		enable-gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
-
-		vccio-supply = <&reg_1p8v>;
-		vpll-supply = <&reg_1p8v>;
-		vcca-supply = <&reg_1p2v>;
-		vcc-supply = <&reg_1p2v>;
-
-		ports {
-			#address-cells = <1>;
-			#size-cells = <0>;
-
-			port@0 {
-				reg = <0>;
-				sn65dsi86_in: endpoint {
-					remote-endpoint = <&dsi0_out>;
-				};
-			};
-
-			port@1 {
-				reg = <1>;
-				sn65dsi86_out: endpoint {
-					remote-endpoint = <&mini_dp_con_in>;
-				};
-			};
-		};
-	};
-};
-
-&mmc0 {
-	pinctrl-0 = <&mmc_pins>;
-	pinctrl-1 = <&mmc_pins>;
-	pinctrl-names = "default", "state_uhs";
-
-	vmmc-supply = <&reg_3p3v>;
-	vqmmc-supply = <&reg_1p8v>;
-	mmc-hs200-1_8v;
-	mmc-hs400-1_8v;
-	bus-width = <8>;
-	no-sd;
-	no-sdio;
-	non-removable;
-	full-pwr-cycle-in-suspend;
-	status = "okay";
-};
-
-&pfc {
-	pinctrl-0 = <&scif_clk_pins>;
-	pinctrl-names = "default";
-
-	avb0_pins: avb0 {
-		mux {
-			groups = "avb0_link", "avb0_mdio", "avb0_rgmii",
-				 "avb0_txcrefclk";
-			function = "avb0";
-		};
-
-		pins_mdio {
-			groups = "avb0_mdio";
-			drive-strength = <21>;
-		};
-
-		pins_mii {
-			groups = "avb0_rgmii";
-			drive-strength = <21>;
-		};
-
-	};
-	hscif0_pins: hscif0 {
-		groups = "hscif0_data";
-		function = "hscif0";
-	};
-
-	i2c0_pins: i2c0 {
-		groups = "i2c0";
-		function = "i2c0";
-	};
-
-	i2c1_pins: i2c1 {
-		groups = "i2c1";
-		function = "i2c1";
-	};
-
-	keys_pins: keys {
-		pins = "GP_5_0", "GP_5_1", "GP_5_2";
-		bias-pull-up;
-	};
-
-	mmc_pins: mmc {
-		groups = "mmc_data8", "mmc_ctrl", "mmc_ds";
-		function = "mmc";
-		power-source = <1800>;
-	};
-
-	qspi0_pins: qspi0 {
-		groups = "qspi0_ctrl", "qspi0_data4";
-		function = "qspi0";
-	};
-
-	scif_clk_pins: scif_clk {
-		groups = "scif_clk";
-		function = "scif_clk";
-	};
-};
-
-&rpc {
-	pinctrl-0 = <&qspi0_pins>;
-	pinctrl-names = "default";
-
-	status = "okay";
-
-	flash@0 {
-		compatible = "spansion,s25fs512s", "jedec,spi-nor";
-		reg = <0>;
-		spi-max-frequency = <40000000>;
-		spi-rx-bus-width = <4>;
-
-		partitions {
-			compatible = "fixed-partitions";
-			#address-cells = <1>;
-			#size-cells = <1>;
-
-			boot@0 {
-				reg = <0x0 0x1200000>;
-				read-only;
-			};
-			user@1200000 {
-				reg = <0x1200000 0x2e00000>;
-			};
-		};
-	};
-};
-
-&rwdt {
-	timeout-sec = <60>;
-	status = "okay";
-};
-
-&scif_clk {
-	clock-frequency = <24000000>;
 };
diff --git a/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi b/arch/arm64/boot/dts/renesas/white-hawk-cpu-common.dtsi
similarity index 97%
copy from arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi
copy to arch/arm64/boot/dts/renesas/white-hawk-cpu-common.dtsi
index 4dcbe50fabb6f0db..8ac17370ff3661c2 100644
--- a/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi
+++ b/arch/arm64/boot/dts/renesas/white-hawk-cpu-common.dtsi
@@ -1,20 +1,16 @@
 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
 /*
- * Device Tree Source for the R-Car V4H White Hawk CPU board
+ * Device Tree Source for the common parts shared by the White Hawk CPU and
+ * White Hawk Single boards
  *
  * Copyright (C) 2022 Renesas Electronics Corp.
  */
 
-#include "r8a779g0.dtsi"
-
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/leds/common.h>
 
 / {
-	model = "Renesas White Hawk CPU board";
-	compatible = "renesas,white-hawk-cpu", "renesas,r8a779g0";
-
 	aliases {
 		ethernet0 = &avb0;
 		serial0 = &hscif0;
@@ -25,6 +21,12 @@ chosen {
 		stdout-path = "serial0:921600n8";
 	};
 
+	sn65dsi86_refclk: clk-x6 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <38400000>;
+	};
+
 	keys {
 		compatible = "gpio-keys";
 
@@ -135,12 +137,6 @@ reg_3p3v: regulator-3p3v {
 		regulator-boot-on;
 		regulator-always-on;
 	};
-
-	sn65dsi86_refclk: clk-x6 {
-		compatible = "fixed-clock";
-		#clock-cells = <0>;
-		clock-frequency = <38400000>;
-	};
 };
 
 &avb0 {
@@ -187,6 +183,9 @@ &extalr_clk {
 };
 
 &hscif0 {
+	pinctrl-0 = <&hscif0_pins>;
+	pinctrl-names = "default";
+
 	status = "okay";
 };
 
@@ -300,6 +299,7 @@ pins_mii {
 		};
 
 	};
+
 	hscif0_pins: hscif0 {
 		groups = "hscif0_data";
 		function = "hscif0";
