diff --git a/arch/nds32/lib/Makefile b/arch/nds32/lib/Makefile
index c88ad72..501f26f 100644
--- a/arch/nds32/lib/Makefile
+++ b/arch/nds32/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0+
 #
 # (C) Copyright 2000-2006
 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@@ -5,9 +6,6 @@
 # Copyright (C) 2011 Andes Technology Corporation
 # Shawn Lin, Andes Technology Corporation <nobuhiro@andestech.com>
 # Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
 
 obj-y += cache.o
 obj-$(CONFIG_CMD_BOOTM) += bootm.o
diff --git a/arch/nds32/lib/boot.c b/arch/nds32/lib/boot.c
index 1313506..c50e8e5 100644
--- a/arch/nds32/lib/boot.c
+++ b/arch/nds32/lib/boot.c
@@ -1,8 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (C) 2011 Andes Technology Corporation
  * Rick Chen, Andes Technology Corporation <rick@andestech.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
  */
 
 
diff --git a/arch/nds32/lib/bootm.c b/arch/nds32/lib/bootm.c
index 0d7f578..0cfdc52 100644
--- a/arch/nds32/lib/bootm.c
+++ b/arch/nds32/lib/bootm.c
@@ -1,9 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (C) 2011 Andes Technology Corporation
  * Shawn Lin, Andes Technology Corporation <nobuhiro@andestech.com>
  * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
diff --git a/arch/nds32/lib/cache.c b/arch/nds32/lib/cache.c
index 8469481..9ab30d1 100644
--- a/arch/nds32/lib/cache.c
+++ b/arch/nds32/lib/cache.c
@@ -1,9 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (C) 2012 Andes Technology Corporation
  * Shawn Lin, Andes Technology Corporation <nobuhiro@andestech.com>
  * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
diff --git a/arch/nds32/lib/interrupts.c b/arch/nds32/lib/interrupts.c
index 72ff78d..966c19a 100644
--- a/arch/nds32/lib/interrupts.c
+++ b/arch/nds32/lib/interrupts.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * (C) Copyright 2002
  * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
@@ -6,8 +7,6 @@
  * Copyright (C) 2011 Andes Technology Corporation
  * Shawn Lin, Andes Technology Corporation <nobuhiro@andestech.com>
  * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>