Merge pull request #4778 from c1728p9/rebase_4161

Add AES HW encryption for NUCLEO_F756ZG in mbedtls

Author: theotherjimmy

features/mbedtls/targets/TARGET_STM/TARGET_STM32F7/TARGET_NUCLEO_F756ZG/mbedtls_device.h

@@ -0,0 +1,26 @@
+/*
+ *  mbedtls_device.h 
+ *******************************************************************************
+ * Copyright (c) 2017, STMicroelectronics
+ *  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.
+ *
+ */
+#ifndef MBEDTLS_DEVICE_H
+#define MBEDTLS_DEVICE_H
+
+#define MBEDTLS_AES_ALT
+
+
+#endif /* MBEDTLS_DEVICE_H */

targets/targets.json

@@ -1203,6 +1203,7 @@
                 "macro_name": "CLOCK_SOURCE"
             }
         },
+        "macros_add": ["TRANSACTION_QUEUE_SIZE_SPI=2", "USBHOST_OTHER", "MBEDTLS_CONFIG_HW_SUPPORT"],
         "supported_form_factors": ["ARDUINO"],
         "detect_code": ["0819"],
         "device_has_add": ["ANALOGOUT", "CAN", "LOWPOWERTIMER", "SERIAL_ASYNCH", "TRNG"],