added SPDX identifier and

added the description of uhuru_raven_init function

targets/TARGET_STM/TARGET_STM32F7/TARGET_STM32F767xI/TARGET_UHURU_RAVEN/PeripheralNames.h

@@ -2,6 +2,8 @@
  *******************************************************************************
  * Copyright (c) 2016-2019, STMicroelectronics
  * All rights reserved.
+ * 
+ * SPDX-License-Identifier: BSD-3-Clause-Clear
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:

targets/TARGET_STM/TARGET_STM32F7/TARGET_STM32F767xI/TARGET_UHURU_RAVEN/PeripheralPins.c

@@ -3,6 +3,8 @@
  * Copyright (c) 2016-2019, STMicroelectronics
  * All rights reserved.
  *
+ * SPDX-License-Identifier: BSD-3-Clause-Clear
+ * 
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *

targets/TARGET_STM/TARGET_STM32F7/TARGET_STM32F767xI/TARGET_UHURU_RAVEN/PinNames.h

@@ -2,6 +2,8 @@
  *******************************************************************************
  * Copyright (c) 2016-2019, STMicroelectronics
  * All rights reserved.
+ * 
+ * SPDX-License-Identifier: BSD-3-Clause-Clear
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:

targets/TARGET_STM/TARGET_STM32F7/TARGET_STM32F767xI/TARGET_UHURU_RAVEN/system_clock.c

@@ -1,6 +1,8 @@
 /* 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.
 * You may obtain a copy of the License at

targets/TARGET_STM/TARGET_STM32F7/TARGET_STM32F767xI/TARGET_UHURU_RAVEN/uhuru_raven_init.h

@@ -30,6 +30,10 @@ extern "C" {
  * FUNCTION PROTOTYPES
  * ----------------------------------------------------------------*/
 
+/** GPIO initialization
+ *
+ * Properly initialize available and unavailable GPIOs.
+ */
 void uhuru_raven_init(void);
 
 #ifdef __cplusplus