diff --git a/arch/arm64/boot/dts/renesas/r9a09g056.dtsi b/arch/arm64/boot/dts/renesas/r9a09g056.dtsi
new file mode 100644
index 000000000000..a807dd90913f
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/r9a09g056.dtsi
@@ -0,0 +1,264 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+/*
+ * Device Tree Source for the RZ/V2N SoC
+ *
+ * Copyright (C) 2025 Renesas Electronics Corp.
+ */
+
+#include <dt-bindings/clock/renesas,r9a09g056-cpg.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+	compatible = "renesas,r9a09g056";
+	#address-cells = <2>;
+	#size-cells = <2>;
+
+	audio_extal_clk: audio-clk {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		/* This value must be overridden by the board */
+		clock-frequency = <0>;
+	};
+
+	/*
+	 * The default cluster table is based on the assumption that the PLLCA55 clock
+	 * frequency is set to 1.7GHz. The PLLCA55 clock frequency can be set to
+	 * 1.7/1.6/1.5/1.1 GHz based on the BOOTPLLCA_0/1 pins (and additionally can be
+	 * clocked to 1.8GHz as well). The table below should be overridden in the board
+	 * DTS based on the PLLCA55 clock frequency.
+	 */
+	cluster0_opp: opp-table-0 {
+		compatible = "operating-points-v2";
+
+		opp-1700000000 {
+			opp-hz = /bits/ 64 <1700000000>;
+			opp-microvolt = <900000>;
+			clock-latency-ns = <300000>;
+		};
+		opp-850000000 {
+			opp-hz = /bits/ 64 <850000000>;
+			opp-microvolt = <800000>;
+			clock-latency-ns = <300000>;
+		};
+		opp-425000000 {
+			opp-hz = /bits/ 64 <425000000>;
+			opp-microvolt = <800000>;
+			clock-latency-ns = <300000>;
+		};
+		opp-212500000 {
+			opp-hz = /bits/ 64 <212500000>;
+			opp-microvolt = <800000>;
+			clock-latency-ns = <300000>;
+			opp-suspend;
+		};
+	};
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu0: cpu@0 {
+			compatible = "arm,cortex-a55";
+			reg = <0>;
+			device_type = "cpu";
+			next-level-cache = <&L3_CA55>;
+			enable-method = "psci";
+			clocks = <&cpg CPG_CORE R9A09G056_CA55_0_CORE_CLK0>;
+			operating-points-v2 = <&cluster0_opp>;
+		};
+
+		cpu1: cpu@100 {
+			compatible = "arm,cortex-a55";
+			reg = <0x100>;
+			device_type = "cpu";
+			next-level-cache = <&L3_CA55>;
+			enable-method = "psci";
+			clocks = <&cpg CPG_CORE R9A09G056_CA55_0_CORE_CLK1>;
+			operating-points-v2 = <&cluster0_opp>;
+		};
+
+		cpu2: cpu@200 {
+			compatible = "arm,cortex-a55";
+			reg = <0x200>;
+			device_type = "cpu";
+			next-level-cache = <&L3_CA55>;
+			enable-method = "psci";
+			clocks = <&cpg CPG_CORE R9A09G056_CA55_0_CORE_CLK2>;
+			operating-points-v2 = <&cluster0_opp>;
+		};
+
+		cpu3: cpu@300 {
+			compatible = "arm,cortex-a55";
+			reg = <0x300>;
+			device_type = "cpu";
+			next-level-cache = <&L3_CA55>;
+			enable-method = "psci";
+			clocks = <&cpg CPG_CORE R9A09G056_CA55_0_CORE_CLK3>;
+			operating-points-v2 = <&cluster0_opp>;
+		};
+
+		L3_CA55: cache-controller-0 {
+			compatible = "cache";
+			cache-unified;
+			cache-size = <0x100000>;
+			cache-level = <3>;
+		};
+	};
+
+	psci {
+		compatible = "arm,psci-1.0", "arm,psci-0.2";
+		method = "smc";
+	};
+
+	qextal_clk: qextal-clk {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		/* This value must be overridden by the board */
+		clock-frequency = <0>;
+	};
+
+	rtxin_clk: rtxin-clk {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		/* This value must be overridden by the board */
+		clock-frequency = <0>;
+	};
+
+	soc: soc {
+		compatible = "simple-bus";
+		interrupt-parent = <&gic>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		pinctrl: pinctrl@10410000 {
+			compatible = "renesas,r9a09g056-pinctrl";
+			reg = <0 0x10410000 0 0x10000>;
+			clocks = <&cpg CPG_CORE R9A09G056_IOTOP_0_SHCLK>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&pinctrl 0 0 96>;
+			power-domains = <&cpg>;
+			resets = <&cpg 0xa5>, <&cpg 0xa6>;
+		};
+
+		cpg: clock-controller@10420000 {
+			compatible = "renesas,r9a09g056-cpg";
+			reg = <0 0x10420000 0 0x10000>;
+			clocks = <&audio_extal_clk>, <&rtxin_clk>, <&qextal_clk>;
+			clock-names = "audio_extal", "rtxin", "qextal";
+			#clock-cells = <2>;
+			#reset-cells = <1>;
+			#power-domain-cells = <0>;
+		};
+
+		sys: system-controller@10430000 {
+			compatible = "renesas,r9a09g056-sys";
+			reg = <0 0x10430000 0 0x10000>;
+			clocks = <&cpg CPG_CORE R9A09G056_SYS_0_PCLK>;
+			resets = <&cpg 0x30>;
+		};
+
+		scif: serial@11c01400 {
+			compatible = "renesas,scif-r9a09g056",
+				     "renesas,scif-r9a09g057";
+			reg = <0 0x11c01400 0 0x400>;
+			interrupts = <GIC_SPI 529 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 532 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 533 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 530 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 534 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 531 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 535 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 536 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 537 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names = "eri", "rxi", "txi", "bri", "dri",
+					  "tei", "tei-dri", "rxi-edge", "txi-edge";
+			clocks = <&cpg CPG_MOD 0x8f>;
+			clock-names = "fck";
+			power-domains = <&cpg>;
+			resets = <&cpg 0x95>;
+			status = "disabled";
+		};
+
+		gic: interrupt-controller@14900000 {
+			compatible = "arm,gic-v3";
+			reg = <0x0 0x14900000 0 0x20000>,
+			      <0x0 0x14940000 0 0x80000>;
+			#interrupt-cells = <3>;
+			#address-cells = <0>;
+			interrupt-controller;
+			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_LOW>;
+		};
+
+		sdhi0: mmc@15c00000  {
+			compatible = "renesas,sdhi-r9a09g056", "renesas,sdhi-r9a09g057";
+			reg = <0x0 0x15c00000 0 0x10000>;
+			interrupts = <GIC_SPI 735 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 736 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 0xa3>, <&cpg CPG_MOD 0xa5>,
+				 <&cpg CPG_MOD 0xa4>, <&cpg CPG_MOD 0xa6>;
+			clock-names = "core", "clkh", "cd", "aclk";
+			resets = <&cpg 0xa7>;
+			power-domains = <&cpg>;
+			status = "disabled";
+
+			sdhi0_vqmmc: vqmmc-regulator {
+				regulator-name = "SDHI0-VQMMC";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				status = "disabled";
+			};
+		};
+
+		sdhi1: mmc@15c10000 {
+			compatible = "renesas,sdhi-r9a09g056", "renesas,sdhi-r9a09g057";
+			reg = <0x0 0x15c10000 0 0x10000>;
+			interrupts = <GIC_SPI 737 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 738 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 0xa7>, <&cpg CPG_MOD 0xa9>,
+				 <&cpg CPG_MOD 0xa8>, <&cpg CPG_MOD 0xaa>;
+			clock-names = "core", "clkh", "cd", "aclk";
+			resets = <&cpg 0xa8>;
+			power-domains = <&cpg>;
+			status = "disabled";
+
+			sdhi1_vqmmc: vqmmc-regulator {
+				regulator-name = "SDHI1-VQMMC";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				status = "disabled";
+			};
+		};
+
+		sdhi2: mmc@15c20000 {
+			compatible = "renesas,sdhi-r9a09g056", "renesas,sdhi-r9a09g057";
+			reg = <0x0 0x15c20000 0 0x10000>;
+			interrupts = <GIC_SPI 739 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 740 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 0xab>, <&cpg CPG_MOD 0xad>,
+				 <&cpg CPG_MOD 0xac>, <&cpg CPG_MOD 0xae>;
+			clock-names = "core", "clkh", "cd", "aclk";
+			resets = <&cpg 0xa9>;
+			power-domains = <&cpg>;
+			status = "disabled";
+
+			sdhi2_vqmmc: vqmmc-regulator {
+				regulator-name = "SDHI2-VQMMC";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				status = "disabled";
+			};
+		};
+	};
+
+	timer {
+		compatible = "arm,armv8-timer";
+		interrupts-extended = <&gic GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,
+				      <&gic GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>,
+				      <&gic GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>,
+				      <&gic GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>,
+				      <&gic GIC_PPI 12 IRQ_TYPE_LEVEL_LOW>;
+		interrupt-names = "sec-phys", "phys", "virt", "hyp-phys", "hyp-virt";
+	};
+};
