diff --git a/arch/arm/dts/armada-3720-ripe-atlas.dts b/arch/arm/dts/armada-3720-ripe-atlas.dts
new file mode 100644
index 0000000..4457845
--- /dev/null
+++ b/arch/arm/dts/armada-3720-ripe-atlas.dts
@@ -0,0 +1,91 @@
+// SPDX-License-Identifier: GPL-2.0+ or X11
+/*
+ * Device Tree file for CZ.NIC' RIPE Atlas Probe
+ * 2021 by Marek Behún <marek.behun@nic.cz>
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
+#include "armada-372x.dtsi"
+
+/ {
+	model = "CZ.NIC's RIPE Atlas Probe";
+	compatible = "cznic,ripe-atlas", "marvell,armada3720",
+		     "marvell,armada3710";
+
+	aliases {
+		ethernet0 = &eth0;
+		mmc0 = &sdhci0;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		led {
+			gpios = <&gpiosb 21 GPIO_ACTIVE_LOW>;
+			color = <LED_COLOR_ID_RED>;
+			function = LED_FUNCTION_ACTIVITY;
+		};
+	};
+
+	vsdc_reg: vsdc-reg {
+		compatible = "regulator-gpio";
+		regulator-name = "vsdc";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-boot-on;
+
+		gpios = <&gpiosb 23 GPIO_ACTIVE_HIGH>;
+		gpios-states = <0>;
+		states = <1800000 0x1
+			  3300000 0x0>;
+		enable-active-high;
+	};
+};
+
+&comphy {
+	status = "disabled";
+};
+
+&mdio {
+	pinctrl-names = "default";
+	pinctrl-0 = <&smi_pins>;
+	status = "okay";
+
+	phy1: ethernet-phy@1 {
+		reg = <1>;
+	};
+};
+
+&eth0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&rgmii_pins>;
+	phy-mode = "rgmii";
+	phy-handle = <&phy1>;
+	status = "okay";
+};
+
+&sdhci0 {
+	bus-width = <8>;
+	non-removable;
+	vqmmc-supply = <&vsdc_reg>;
+	marvell,pad-type = "sd";
+	status = "okay";
+};
+
+&uart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart1_pins>;
+	status = "okay";
+};