Adding SPDX license identifer for all new files

Ashok Rao · Cruz Monrreal II · commit a3007f6ffefa · 2019-02-21T14:25:43.000-06:00
diff --git a/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L475xG/TARGET_MTB_STM_L475/PeripheralNames.h b/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L475xG/TARGET_MTB_STM_L475/PeripheralNames.h
@@ -1,4 +1,6 @@
 /* mbed Microcontroller Library
+
+* SPDX-License-Identifier: Apache-2.0
  *******************************************************************************
  * Copyright (c) 2017, STMicroelectronics
  * All rights reserved.
diff --git a/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L475xG/TARGET_MTB_STM_L475/PeripheralPins.c b/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L475xG/TARGET_MTB_STM_L475/PeripheralPins.c
@@ -1,4 +1,6 @@
 /* mbed Microcontroller Library
+
+* SPDX-License-Identifier: Apache-2.0
  *******************************************************************************
  * Copyright (c) 2018, STMicroelectronics
  * All rights reserved.
diff --git a/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L475xG/TARGET_MTB_STM_L475/PinNames.h b/targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L475xG/TARGET_MTB_STM_L475/PinNames.h
@@ -1,4 +1,6 @@
 /* mbed Microcontroller Library
+
+* SPDX-License-Identifier: Apache-2.0
  *******************************************************************************
  * Copyright (c) 2018, STMicroelectronics
  * All rights reserved.
