M487: Add SPDX license identifier for BSP files

Author: ccli8

targets/TARGET_NUVOTON/TARGET_M480/device/M480.h

@@ -5,6 +5,8 @@
  *           This file contains all the peripheral register's definitions,
  *           bits definitions and memory mapping for NuMicro M480 MCU.
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * @copyright (C) 2017-2020 Nuvoton Technology Corp. All rights reserved.
  *****************************************************************************/
 /**

targets/TARGET_NUVOTON/TARGET_M480/device/Reg/NuMicro.h

@@ -3,6 +3,8 @@
  * @version  V1.00
  * @brief    NuMicro peripheral access layer header file.
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * @copyright (C) 2017-2018 Nuvoton Technology Corp. All rights reserved.
  *****************************************************************************/
 #ifndef __NUMICRO_H__

targets/TARGET_NUVOTON/TARGET_M480/device/Reg/acmp_reg.h

@@ -3,6 +3,8 @@
  * @version  V1.00
  * @brief    ACMP register definition header file
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * @copyright (C) 2017 Nuvoton Technology Corp. All rights reserved.
  *****************************************************************************/
 #ifndef __ACMP_REG_H__

targets/TARGET_NUVOTON/TARGET_M480/device/Reg/bpwm_reg.h

@@ -3,6 +3,8 @@
  * @version  V1.00
  * @brief    BPWM register definition header file
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * @copyright (C) 2017 Nuvoton Technology Corp. All rights reserved.
  *****************************************************************************/
 #ifndef __BPWM_REG_H__

targets/TARGET_NUVOTON/TARGET_M480/device/Reg/can_reg.h

@@ -3,6 +3,8 @@
  * @version  V1.00
  * @brief    CAN register definition header file
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * @copyright (C) 2017 Nuvoton Technology Corp. All rights reserved.
  *****************************************************************************/
 #ifndef __CAN_REG_H__

targets/TARGET_NUVOTON/TARGET_M480/device/Reg/ccap_reg.h

@@ -3,6 +3,8 @@
  * @version  V1.00
  * @brief    CCAP register definition header file
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * @copyright (C) 2019 Nuvoton Technology Corp. All rights reserved.
  *****************************************************************************/
 #ifndef __CCAP_REG_H__

targets/TARGET_NUVOTON/TARGET_M480/device/Reg/clk_reg.h

@@ -3,6 +3,8 @@
  * @version  V1.00
  * @brief    CLK register definition header file
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * @copyright (C) 2017 Nuvoton Technology Corp. All rights reserved.
  *****************************************************************************/
 #ifndef __CLK_REG_H__

targets/TARGET_NUVOTON/TARGET_M480/device/Reg/crc_reg.h

@@ -3,6 +3,8 @@
  * @version  V1.00
  * @brief    CRC register definition header file
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * @copyright (C) 2017 Nuvoton Technology Corp. All rights reserved.
  *****************************************************************************/
 #ifndef __CRC_REG_H__

targets/TARGET_NUVOTON/TARGET_M480/device/Reg/crypto_reg.h

@@ -3,6 +3,8 @@
  * @version  V1.00
  * @brief    CRYPTO register definition header file
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * @copyright (C) 2017 Nuvoton Technology Corp. All rights reserved.
  *****************************************************************************/
 #ifndef __CRYPTO_REG_H__

targets/TARGET_NUVOTON/TARGET_M480/device/Reg/dac_reg.h

@@ -3,6 +3,8 @@
  * @version  V1.00
  * @brief    DAC register definition header file
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * @copyright (C) 2017 Nuvoton Technology Corp. All rights reserved.
  *****************************************************************************/
 #ifndef __DAC_REG_H__