diff --git a/src/arm/marvell/armada-xp-crs328-4c-20s-4s-bit.dts b/src/arm/marvell/armada-xp-crs328-4c-20s-4s-bit.dts
new file mode 100644
index 0000000..2caa398
--- /dev/null
+++ b/src/arm/marvell/armada-xp-crs328-4c-20s-4s-bit.dts
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Device Tree file for MikroTik CRS328-4C-20S-4S+ Bit board
+ *
+ * Copyright (C) 2020 Sartura Ltd.
+ * Author: Luka Kovacic <luka.kovacic@sartura.hr>
+ */
+
+#include "armada-xp-crs328-4c-20s-4s.dtsi"
+
+/ {
+	model = "MikroTik CRS328-4C-20S-4S+ Bit";
+};
+
+&spi0 {
+	status = "okay";
+
+	flash@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "jedec,spi-nor";
+		reg = <0>; /* Chip select 0 */
+		spi-max-frequency = <108000000>;
+		m25p,fast-read;
+
+		partition@u-boot {
+			reg = <0x00000000 0x001f0000>;
+			label = "u-boot";
+		};
+		partition@u-boot-env {
+			reg = <0x001f0000 0x00010000>;
+			label = "u-boot-env";
+		};
+		partition@ubi1 {
+			reg = <0x00200000 0x03f00000>;
+			label = "ubi1";
+		};
+		partition@ubi2 {
+			reg = <0x04100000 0x03f00000>;
+			label = "ubi2";
+		};
+	};
+};