diff --git a/tests/drivers/flash/common/boards/ek_ra4e2.overlay b/tests/drivers/flash/common/boards/ek_ra4e2.overlay
new file mode 100644
index 000000000000000..0051de402ea54d1
--- /dev/null
+++ b/tests/drivers/flash/common/boards/ek_ra4e2.overlay
@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2024 Renesas Electronics Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/delete-node/ &storage_partition;
+
+&flash0 {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Set 2 last blocks of the code flash as storage partition */
+		storage_partition: partition@10000 {
+			label = "storage";
+			reg = <0x10000 DT_SIZE_K(64)>;
+		};
+	};
+};
diff --git a/tests/drivers/flash/common/boards/ek_ra4m2.overlay b/tests/drivers/flash/common/boards/ek_ra4m2.overlay
new file mode 100644
index 000000000000000..106a244980c37c7
--- /dev/null
+++ b/tests/drivers/flash/common/boards/ek_ra4m2.overlay
@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2024 Renesas Electronics Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/delete-node/ &storage_partition;
+
+&flash0 {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Set 2 last blocks of the code flash as storage partition */
+		storage_partition: partition@70000 {
+			label = "storage";
+			reg = <0x70000 DT_SIZE_K(64)>;
+		};
+	};
+};
diff --git a/tests/drivers/flash/common/boards/ek_ra4m3.overlay b/tests/drivers/flash/common/boards/ek_ra4m3.overlay
new file mode 100644
index 000000000000000..6d224ad7c879666
--- /dev/null
+++ b/tests/drivers/flash/common/boards/ek_ra4m3.overlay
@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2024 Renesas Electronics Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/delete-node/ &storage_partition;
+
+&flash0 {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Set 2 last blocks of the code flash as storage partition */
+		storage_partition: partition@f0000 {
+			label = "storage";
+			reg = <0xf0000 DT_SIZE_K(64)>;
+		};
+	};
+};
diff --git a/tests/drivers/flash/common/boards/ek_ra6e2.overlay b/tests/drivers/flash/common/boards/ek_ra6e2.overlay
new file mode 100644
index 000000000000000..2b8ad1e1e6c21bb
--- /dev/null
+++ b/tests/drivers/flash/common/boards/ek_ra6e2.overlay
@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2024 Renesas Electronics Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/delete-node/ &storage_partition;
+
+&flash0 {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Set 2 last blocks of the code flash as storage partition */
+		storage_partition: partition@30000 {
+			label = "storage";
+			reg = <0x30000 DT_SIZE_K(64)>;
+		};
+	};
+};
diff --git a/tests/drivers/flash/common/boards/ek_ra6m1.overlay b/tests/drivers/flash/common/boards/ek_ra6m1.overlay
new file mode 100644
index 000000000000000..106a244980c37c7
--- /dev/null
+++ b/tests/drivers/flash/common/boards/ek_ra6m1.overlay
@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2024 Renesas Electronics Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/delete-node/ &storage_partition;
+
+&flash0 {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Set 2 last blocks of the code flash as storage partition */
+		storage_partition: partition@70000 {
+			label = "storage";
+			reg = <0x70000 DT_SIZE_K(64)>;
+		};
+	};
+};
diff --git a/tests/drivers/flash/common/boards/ek_ra6m2.overlay b/tests/drivers/flash/common/boards/ek_ra6m2.overlay
new file mode 100644
index 000000000000000..a910732a53a2224
--- /dev/null
+++ b/tests/drivers/flash/common/boards/ek_ra6m2.overlay
@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2024 Renesas Electronics Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/delete-node/ &storage_partition;
+
+&flash0 {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Set 2 last blocks of the code flash as storage partition */
+		storage_partition: partition@F0000 {
+			label = "storage";
+			reg = <0xF0000 DT_SIZE_K(64)>;
+		};
+	};
+};
diff --git a/tests/drivers/flash/common/boards/ek_ra6m3.overlay b/tests/drivers/flash/common/boards/ek_ra6m3.overlay
new file mode 100644
index 000000000000000..d1b6a6776373b0a
--- /dev/null
+++ b/tests/drivers/flash/common/boards/ek_ra6m3.overlay
@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2024 Renesas Electronics Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/delete-node/ &storage_partition;
+
+&flash0 {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Set 2 last blocks of the code flash as storage partition */
+		storage_partition: partition@1F0000 {
+			label = "storage";
+			reg = <0x1F0000 DT_SIZE_K(64)>;
+		};
+	};
+};
diff --git a/tests/drivers/flash/common/boards/ek_ra6m4.overlay b/tests/drivers/flash/common/boards/ek_ra6m4.overlay
new file mode 100644
index 000000000000000..a910732a53a2224
--- /dev/null
+++ b/tests/drivers/flash/common/boards/ek_ra6m4.overlay
@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2024 Renesas Electronics Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/delete-node/ &storage_partition;
+
+&flash0 {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Set 2 last blocks of the code flash as storage partition */
+		storage_partition: partition@F0000 {
+			label = "storage";
+			reg = <0xF0000 DT_SIZE_K(64)>;
+		};
+	};
+};
diff --git a/tests/drivers/flash/common/boards/ek_ra6m5.overlay b/tests/drivers/flash/common/boards/ek_ra6m5.overlay
new file mode 100644
index 000000000000000..d1b6a6776373b0a
--- /dev/null
+++ b/tests/drivers/flash/common/boards/ek_ra6m5.overlay
@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2024 Renesas Electronics Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/delete-node/ &storage_partition;
+
+&flash0 {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Set 2 last blocks of the code flash as storage partition */
+		storage_partition: partition@1F0000 {
+			label = "storage";
+			reg = <0x1F0000 DT_SIZE_K(64)>;
+		};
+	};
+};
diff --git a/tests/drivers/flash/common/boards/fpb_ra6e1.overlay b/tests/drivers/flash/common/boards/fpb_ra6e1.overlay
new file mode 100644
index 000000000000000..a910732a53a2224
--- /dev/null
+++ b/tests/drivers/flash/common/boards/fpb_ra6e1.overlay
@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2024 Renesas Electronics Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/delete-node/ &storage_partition;
+
+&flash0 {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Set 2 last blocks of the code flash as storage partition */
+		storage_partition: partition@F0000 {
+			label = "storage";
+			reg = <0xF0000 DT_SIZE_K(64)>;
+		};
+	};
+};
diff --git a/tests/drivers/flash/common/boards/fpb_ra6e2.overlay b/tests/drivers/flash/common/boards/fpb_ra6e2.overlay
new file mode 100644
index 000000000000000..2b8ad1e1e6c21bb
--- /dev/null
+++ b/tests/drivers/flash/common/boards/fpb_ra6e2.overlay
@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2024 Renesas Electronics Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/delete-node/ &storage_partition;
+
+&flash0 {
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Set 2 last blocks of the code flash as storage partition */
+		storage_partition: partition@30000 {
+			label = "storage";
+			reg = <0x30000 DT_SIZE_K(64)>;
+		};
+	};
+};