diff --git a/arch/arm64/boot/dts/arm/foundation-v8.dts b/arch/arm64/boot/dts/arm/foundation-v8.dts
index 56f17d161d8a2a..903ef61dc19bdf 100644
--- a/arch/arm64/boot/dts/arm/foundation-v8.dts
+++ b/arch/arm64/boot/dts/arm/foundation-v8.dts
@@ -82,6 +82,7 @@
 
 		optee@0x83000000 {
 			reg = <0x00000000 0x83000000 0 0x01000000>;
+			no-map;
 		};
 	};
 
diff --git a/arch/arm64/boot/dts/arm/juno-base.dtsi b/arch/arm64/boot/dts/arm/juno-base.dtsi
index 25525aee4394ef..6ec4f3100356b4 100644
--- a/arch/arm64/boot/dts/arm/juno-base.dtsi
+++ b/arch/arm64/boot/dts/arm/juno-base.dtsi
@@ -191,6 +191,7 @@
 		/* Shared memory between secure and non-secure world */
 		optee@0xfee00000 {
 			reg = <0x00000000 0xfee00000 0 0x00200000>;
+			no-map;
 		};
 	};