diff --git a/boards/arm/fvp_baser_aemv8r_aarch32/fvp_baser_aemv8r_aarch32.dts b/boards/arm/fvp_baser_aemv8r_aarch32/fvp_baser_aemv8r_aarch32.dts
index 650d39c9531..478c2123799 100644
--- a/boards/arm/fvp_baser_aemv8r_aarch32/fvp_baser_aemv8r_aarch32.dts
+++ b/boards/arm/fvp_baser_aemv8r_aarch32/fvp_baser_aemv8r_aarch32.dts
@@ -28,14 +28,14 @@
 	};
 
 	soc {
-		flash0: flash@0 {
+		flash0: flash@88000000 {
 			compatible = "soc-nv-flash";
-			reg = <0x0 DT_SIZE_K(64)>;
+			reg = <0x88000000 DT_SIZE_M(64)>;
 		};
 
-		dram0: memory@10000000 {
+		dram0: memory@0 {
 			compatible = "mmio-dram";
-			reg = <0x10000000 DT_SIZE_K(2048)>;
+			reg = <0x0 DT_SIZE_M(128)>;
 		};
 	};
 };
diff --git a/boards/arm64/fvp_baser_aemv8r/fvp_baser_aemv8r.dts b/boards/arm64/fvp_baser_aemv8r/fvp_baser_aemv8r.dts
index 650d39c9531..478c2123799 100644
--- a/boards/arm64/fvp_baser_aemv8r/fvp_baser_aemv8r.dts
+++ b/boards/arm64/fvp_baser_aemv8r/fvp_baser_aemv8r.dts
@@ -28,14 +28,14 @@
 	};
 
 	soc {
-		flash0: flash@0 {
+		flash0: flash@88000000 {
 			compatible = "soc-nv-flash";
-			reg = <0x0 DT_SIZE_K(64)>;
+			reg = <0x88000000 DT_SIZE_M(64)>;
 		};
 
-		dram0: memory@10000000 {
+		dram0: memory@0 {
 			compatible = "mmio-dram";
-			reg = <0x10000000 DT_SIZE_K(2048)>;
+			reg = <0x0 DT_SIZE_M(128)>;
 		};
 	};
 };