platform: fix SPDX identifiers

platform/ScopedRamExecutionLock.h

@@ -1,5 +1,6 @@
 /* mbed Microcontroller Library
  * Copyright (c) 2018-2019 ARM Limited
+ * 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.

platform/ScopedRomWriteLock.h

@@ -1,5 +1,6 @@
 /* mbed Microcontroller Library
  * Copyright (c) 2018-2019 ARM Limited
+ * 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.

platform/mbed_mpu_mgmt.h

@@ -1,5 +1,6 @@
 /* mbed Microcontroller Library
  * Copyright (c) 2006-2019 ARM Limited
+ * SPDX-License-Identifier: Apache-2.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

platform/source/TARGET_CORTEX_M/mbed_fault_handler.c

@@ -1,5 +1,6 @@
 /* mbed Microcontroller Library
  * Copyright (c) 2006-2018 ARM Limited
+ * 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.

platform/source/TARGET_CORTEX_M/mbed_fault_handler.h

@@ -1,5 +1,6 @@
 /* mbed Microcontroller Library
  * Copyright (c) 2006-2018 ARM Limited
+ * 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.

platform/source/mbed_crash_data_offsets.h

@@ -1,5 +1,6 @@
 /* mbed Microcontroller Library
  * Copyright (c) 2006-2019 ARM Limited
+ * 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.

platform/source/mbed_mpu_mgmt.c

@@ -1,5 +1,6 @@
 /* mbed Microcontroller Library
  * Copyright (c) 2018-2019 ARM Limited
+ * 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.

platform/source/minimal-printf/mbed_printf_armlink_overrides.c

@@ -1,5 +1,6 @@
 /* mbed Microcontroller Library
  * Copyright (c) 2019 ARM Limited
+ * 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.
@@ -387,4 +388,4 @@ int $Sub$$_printf_x(const char *format, ...)
 
 #endif
 
-#endif // MBED_MINIMAL_PRINTF
+#endif // MBED_MINIMAL_PRINTF

platform/source/minimal-printf/mbed_printf_implementation.c

@@ -1,5 +1,6 @@
 /* mbed Microcontroller Library
  * Copyright (c) 2017 ARM Limited
+ * 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.

platform/source/minimal-printf/mbed_printf_implementation.h

@@ -1,5 +1,6 @@
 /* mbed Microcontroller Library
  * Copyright (c) 2017 ARM Limited
+ * 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.

platform/source/minimal-printf/mbed_printf_wrapper.c

@@ -1,5 +1,6 @@
 /* mbed Microcontroller Library
  * Copyright (c) 2017 ARM Limited
+ * 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.