psa: Add psa_crypto_aead.[hc]

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/library/psa_crypto_aead.c b/library/psa_crypto_aead.c
new file mode 100644
index 0000000..f453533
--- /dev/null
+++ b/library/psa_crypto_aead.c
@@ -0,0 +1,28 @@
+/*
+ *  PSA AEAD entry points
+ */
+/*
+ *  Copyright The Mbed TLS Contributors
+ *  SPDX-License-Identifier: Apache-2.0
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may
+ *  not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+#include "common.h"
+
+#if defined(MBEDTLS_PSA_CRYPTO_C)
+
+#include "psa_crypto_aead.h"
+
+#endif /* MBEDTLS_PSA_CRYPTO_C */
+