diff --git a/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts b/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts
index 2f4f052ad890..7fd5420937bd 100644
--- a/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts
+++ b/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts
@@ -31,13 +31,22 @@ fb0: framebuffer@17177000 {
 		};
 	};
 
-	/* Bootloader fills this in */
 	memory@0 {
 		device_type = "memory";
-		reg = <0 0 0 0>;
+		reg = <0 0 0 0x40000000>;
 	};
 
 	reserved-memory {
+		/*
+		 * Reserved by the vendor bootloader as a "secure region".
+		 *
+		 * TODO: See if the responsible stage of the bootloader can be
+		 * replaced
+		 */
+		secure-region@0 {
+			reg = <0 0 0 0x1000000>;
+		};
+
 		framebuffer@17000000 {
 			reg = <0 0x17000000 0 0x1800000>;
 			no-map;