diff --git a/core/drivers/crypto/caam/caam_ctrl.c b/core/drivers/crypto/caam/caam_ctrl.c
index b72508fca59..02aebdf01d7 100644
--- a/core/drivers/crypto/caam/caam_ctrl.c
+++ b/core/drivers/crypto/caam/caam_ctrl.c
@@ -4,6 +4,7 @@
  *
  * Brief   CAAM Global Controller.
  */
+#include <assert.h>
 #include <caam_acipher.h>
 #include <caam_cipher.h>
 #include <caam_common.h>
@@ -21,6 +22,14 @@
 #include <kernel/panic.h>
 #include <tee_api_types.h>
 
+/*
+ * If the CAAM DMA only supports 32 bits physical addresses, OPTEE must
+ * be located within the 32 bits address space.
+ */
+#ifndef CFG_CAAM_64BIT
+static_assert((CFG_TZDRAM_START + CFG_TZDRAM_SIZE) < UINT32_MAX);
+#endif
+
 /* Crypto driver initialization */
 static TEE_Result crypto_driver_init(void)
 {