diff --git a/library/Makefile b/library/Makefile
index e965158..96f454e 100644
--- a/library/Makefile
+++ b/library/Makefile
@@ -111,21 +111,12 @@
 
 OBJS_CRYPTO= \
 	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto.o \
-	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto_aead.o \
-	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto_cipher.o \
 	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto_client.o \
 	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto_driver_wrappers_no_static.o \
-	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto_ecp.o \
-	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto_ffdh.o \
-	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto_hash.o \
-	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto_mac.o \
-	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto_pake.o \
-	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto_rsa.o \
 	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto_se.o \
 	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto_slot_management.o \
 	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_crypto_storage.o \
 	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_its_file.o \
-	     $(TF_PSA_CRYPTO_CORE_PATH)/psa_util.o \
 	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/aes.o \
 	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/aesni.o \
 	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/aesce.o \
@@ -179,6 +170,15 @@
 	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/platform.o \
 	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/platform_util.o \
 	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/poly1305.o \
+	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/psa_crypto_aead.o \
+	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/psa_crypto_cipher.o \
+	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/psa_crypto_ecp.o \
+	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/psa_crypto_ffdh.o \
+	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/psa_crypto_hash.o \
+	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/psa_crypto_mac.o \
+	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/psa_crypto_pake.o \
+	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/psa_crypto_rsa.o \
+	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/psa_util.o \
 	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/ripemd160.o \
 	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/rsa.o \
 	     $(TF_PSA_CRYPTO_DRIVERS_BUILTIN_SRC_PATH)/rsa_alt_helpers.o \
diff --git a/tests/src/drivers/hash.c b/tests/src/drivers/hash.c
index 2416ba8..5d938ea 100644
--- a/tests/src/drivers/hash.c
+++ b/tests/src/drivers/hash.c
@@ -13,7 +13,7 @@
 #include "test/drivers/hash.h"
 
 #if defined(MBEDTLS_TEST_LIBTESTDRIVER1)
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_hash.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_hash.h"
 #endif
 
 mbedtls_test_driver_hash_hooks_t
diff --git a/tests/src/drivers/test_driver_aead.c b/tests/src/drivers/test_driver_aead.c
index 080b4db..9c0677a 100644
--- a/tests/src/drivers/test_driver_aead.c
+++ b/tests/src/drivers/test_driver_aead.c
@@ -16,7 +16,7 @@
 #include "mbedtls/constant_time.h"
 
 #if defined(MBEDTLS_TEST_LIBTESTDRIVER1)
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_aead.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_aead.h"
 #endif
 
 mbedtls_test_driver_aead_hooks_t
diff --git a/tests/src/drivers/test_driver_asymmetric_encryption.c b/tests/src/drivers/test_driver_asymmetric_encryption.c
index 55e09b2..3264400 100644
--- a/tests/src/drivers/test_driver_asymmetric_encryption.c
+++ b/tests/src/drivers/test_driver_asymmetric_encryption.c
@@ -16,7 +16,7 @@
 #include "test/drivers/key_management.h"
 
 #if defined(MBEDTLS_TEST_LIBTESTDRIVER1)
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_rsa.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_rsa.h"
 #endif
 
 #define PSA_RSA_KEY_PAIR_MAX_SIZE \
diff --git a/tests/src/drivers/test_driver_cipher.c b/tests/src/drivers/test_driver_cipher.c
index ace0ed3..136610b 100644
--- a/tests/src/drivers/test_driver_cipher.c
+++ b/tests/src/drivers/test_driver_cipher.c
@@ -19,7 +19,7 @@
 #include "test/random.h"
 
 #if defined(MBEDTLS_TEST_LIBTESTDRIVER1)
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_cipher.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_cipher.h"
 #endif
 
 #include <string.h>
diff --git a/tests/src/drivers/test_driver_key_agreement.c b/tests/src/drivers/test_driver_key_agreement.c
index 8a8e3a8..b99d7cd 100644
--- a/tests/src/drivers/test_driver_key_agreement.c
+++ b/tests/src/drivers/test_driver_key_agreement.c
@@ -21,8 +21,8 @@
 
 #if defined(MBEDTLS_TEST_LIBTESTDRIVER1)
 #include "libtestdriver1/tf-psa-crypto/include/psa/crypto.h"
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_ecp.h"
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_ffdh.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_ecp.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_ffdh.h"
 #endif
 
 mbedtls_test_driver_key_agreement_hooks_t
diff --git a/tests/src/drivers/test_driver_key_management.c b/tests/src/drivers/test_driver_key_management.c
index c0869f1..337c254 100644
--- a/tests/src/drivers/test_driver_key_management.c
+++ b/tests/src/drivers/test_driver_key_management.c
@@ -23,9 +23,9 @@
 #include "test/random.h"
 
 #if defined(MBEDTLS_TEST_LIBTESTDRIVER1)
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_ecp.h"
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_rsa.h"
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_ffdh.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_ecp.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_rsa.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_ffdh.h"
 #endif
 
 #include <string.h>
diff --git a/tests/src/drivers/test_driver_mac.c b/tests/src/drivers/test_driver_mac.c
index de43e49..9b671b8 100644
--- a/tests/src/drivers/test_driver_mac.c
+++ b/tests/src/drivers/test_driver_mac.c
@@ -13,7 +13,7 @@
 #include "test/drivers/mac.h"
 
 #if defined(MBEDTLS_TEST_LIBTESTDRIVER1)
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_mac.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_mac.h"
 #endif
 
 mbedtls_test_driver_mac_hooks_t mbedtls_test_driver_mac_hooks =
diff --git a/tests/src/drivers/test_driver_pake.c b/tests/src/drivers/test_driver_pake.c
index 9631101..bcef6b5 100644
--- a/tests/src/drivers/test_driver_pake.c
+++ b/tests/src/drivers/test_driver_pake.c
@@ -14,7 +14,7 @@
 #include "string.h"
 
 #if defined(MBEDTLS_TEST_LIBTESTDRIVER1)
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_pake.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_pake.h"
 #endif
 
 mbedtls_test_driver_pake_hooks_t mbedtls_test_driver_pake_hooks =
diff --git a/tests/src/drivers/test_driver_signature.c b/tests/src/drivers/test_driver_signature.c
index 02c6298..92ec93b 100644
--- a/tests/src/drivers/test_driver_signature.c
+++ b/tests/src/drivers/test_driver_signature.c
@@ -26,9 +26,9 @@
 #include "test/random.h"
 
 #if defined(MBEDTLS_TEST_LIBTESTDRIVER1)
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_ecp.h"
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_hash.h"
-#include "libtestdriver1/tf-psa-crypto/core/psa_crypto_rsa.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_ecp.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_hash.h"
+#include "libtestdriver1/tf-psa-crypto/drivers/builtin/src/psa_crypto_rsa.h"
 #endif
 
 #include <string.h>
diff --git a/tf-psa-crypto/core/CMakeLists.txt b/tf-psa-crypto/core/CMakeLists.txt
index 1e4a8c7..c138ab3 100644
--- a/tf-psa-crypto/core/CMakeLists.txt
+++ b/tf-psa-crypto/core/CMakeLists.txt
@@ -1,20 +1,11 @@
 set(src_crypto
     psa_crypto.c
-    psa_crypto_aead.c
-    psa_crypto_cipher.c
     psa_crypto_client.c
     psa_crypto_driver_wrappers_no_static.c
-    psa_crypto_ecp.c
-    psa_crypto_ffdh.c
-    psa_crypto_hash.c
-    psa_crypto_mac.c
-    psa_crypto_pake.c
-    psa_crypto_rsa.c
     psa_crypto_se.c
     psa_crypto_slot_management.c
     psa_crypto_storage.c
     psa_its_file.c
-    psa_util.c
 )
 
 if(GEN_FILES)
diff --git a/tf-psa-crypto/core/psa_crypto_aead.c b/tf-psa-crypto/drivers/builtin/src/psa_crypto_aead.c
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_aead.c
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_aead.c
diff --git a/tf-psa-crypto/core/psa_crypto_aead.h b/tf-psa-crypto/drivers/builtin/src/psa_crypto_aead.h
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_aead.h
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_aead.h
diff --git a/tf-psa-crypto/core/psa_crypto_cipher.c b/tf-psa-crypto/drivers/builtin/src/psa_crypto_cipher.c
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_cipher.c
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_cipher.c
diff --git a/tf-psa-crypto/core/psa_crypto_cipher.h b/tf-psa-crypto/drivers/builtin/src/psa_crypto_cipher.h
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_cipher.h
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_cipher.h
diff --git a/tf-psa-crypto/core/psa_crypto_ecp.c b/tf-psa-crypto/drivers/builtin/src/psa_crypto_ecp.c
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_ecp.c
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_ecp.c
diff --git a/tf-psa-crypto/core/psa_crypto_ecp.h b/tf-psa-crypto/drivers/builtin/src/psa_crypto_ecp.h
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_ecp.h
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_ecp.h
diff --git a/tf-psa-crypto/core/psa_crypto_ffdh.c b/tf-psa-crypto/drivers/builtin/src/psa_crypto_ffdh.c
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_ffdh.c
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_ffdh.c
diff --git a/tf-psa-crypto/core/psa_crypto_ffdh.h b/tf-psa-crypto/drivers/builtin/src/psa_crypto_ffdh.h
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_ffdh.h
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_ffdh.h
diff --git a/tf-psa-crypto/core/psa_crypto_hash.c b/tf-psa-crypto/drivers/builtin/src/psa_crypto_hash.c
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_hash.c
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_hash.c
diff --git a/tf-psa-crypto/core/psa_crypto_hash.h b/tf-psa-crypto/drivers/builtin/src/psa_crypto_hash.h
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_hash.h
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_hash.h
diff --git a/tf-psa-crypto/core/psa_crypto_mac.c b/tf-psa-crypto/drivers/builtin/src/psa_crypto_mac.c
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_mac.c
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_mac.c
diff --git a/tf-psa-crypto/core/psa_crypto_mac.h b/tf-psa-crypto/drivers/builtin/src/psa_crypto_mac.h
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_mac.h
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_mac.h
diff --git a/tf-psa-crypto/core/psa_crypto_pake.c b/tf-psa-crypto/drivers/builtin/src/psa_crypto_pake.c
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_pake.c
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_pake.c
diff --git a/tf-psa-crypto/core/psa_crypto_pake.h b/tf-psa-crypto/drivers/builtin/src/psa_crypto_pake.h
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_pake.h
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_pake.h
diff --git a/tf-psa-crypto/core/psa_crypto_rsa.c b/tf-psa-crypto/drivers/builtin/src/psa_crypto_rsa.c
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_rsa.c
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_rsa.c
diff --git a/tf-psa-crypto/core/psa_crypto_rsa.h b/tf-psa-crypto/drivers/builtin/src/psa_crypto_rsa.h
similarity index 100%
rename from tf-psa-crypto/core/psa_crypto_rsa.h
rename to tf-psa-crypto/drivers/builtin/src/psa_crypto_rsa.h
diff --git a/tf-psa-crypto/core/psa_util.c b/tf-psa-crypto/drivers/builtin/src/psa_util.c
similarity index 100%
rename from tf-psa-crypto/core/psa_util.c
rename to tf-psa-crypto/drivers/builtin/src/psa_util.c
diff --git a/tf-psa-crypto/core/psa_util_internal.h b/tf-psa-crypto/drivers/builtin/src/psa_util_internal.h
similarity index 100%
rename from tf-psa-crypto/core/psa_util_internal.h
rename to tf-psa-crypto/drivers/builtin/src/psa_util_internal.h