diff --git a/drivers/arm/tzc400/tzc400.c b/drivers/arm/tzc400/tzc400.c
index 940e00e0cd67721511723f388491f383d09a3d0a..7194443e39267c81721dec3bf257f1ae64309973 100644
--- a/drivers/arm/tzc400/tzc400.c
+++ b/drivers/arm/tzc400/tzc400.c
@@ -170,9 +170,6 @@ void tzc_init(uintptr_t base)
 
 	assert(base);
 
-	/* Assert if already initialised */
-	assert(!tzc.base);
-
 	tzc.base = base;
 
 	/*