diff --git a/qcom/lahaina.dtsi b/qcom/lahaina.dtsi
index 272700360b27..9a0b7ada7160 100644
--- a/qcom/lahaina.dtsi
+++ b/qcom/lahaina.dtsi
@@ -323,6 +323,7 @@
 		};
 
 		cdsp_secure_heap: cdsp_secure_heap@80c00000 {
+			no-map;
 			reg = <0x0 0x80c00000 0x0 0x4600000>;
 		};