diff --git a/boards/sparc/bm3823/xx3823/include/board.h b/boards/sparc/bm3823/xx3823/include/board.h
index d45f0313412..0bd7aa91101 100644
--- a/boards/sparc/bm3823/xx3823/include/board.h
+++ b/boards/sparc/bm3823/xx3823/include/board.h
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3823/xx3823/include/board.h
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The
diff --git a/boards/sparc/bm3823/xx3823/scripts/Make.defs b/boards/sparc/bm3823/xx3823/scripts/Make.defs
index a295499078d..5efeb856068 100644
--- a/boards/sparc/bm3823/xx3823/scripts/Make.defs
+++ b/boards/sparc/bm3823/xx3823/scripts/Make.defs
@@ -1,6 +1,8 @@
 ############################################################################
 # boards/sparc/bm3823/xx3823/scripts/Make.defs
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.  The
diff --git a/boards/sparc/bm3823/xx3823/scripts/linksparc.ld b/boards/sparc/bm3823/xx3823/scripts/linksparc.ld
index 63f1a8f9bbb..b45c9b24381 100644
--- a/boards/sparc/bm3823/xx3823/scripts/linksparc.ld
+++ b/boards/sparc/bm3823/xx3823/scripts/linksparc.ld
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3803/xx3823/scripts/linksparc.ld
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The
diff --git a/boards/sparc/bm3823/xx3823/src/Makefile b/boards/sparc/bm3823/xx3823/src/Makefile
index a3b1f9d53a6..7079b5fd50f 100644
--- a/boards/sparc/bm3823/xx3823/src/Makefile
+++ b/boards/sparc/bm3823/xx3823/src/Makefile
@@ -1,6 +1,8 @@
 ############################################################################
 # boards/sparc/bm3823/xx3823/src/Makefile
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.  The
diff --git a/boards/sparc/bm3823/xx3823/src/bm3823_am29lv.c b/boards/sparc/bm3823/xx3823/src/bm3823_am29lv.c
index a187e47720a..66991f6b0c6 100644
--- a/boards/sparc/bm3823/xx3823/src/bm3823_am29lv.c
+++ b/boards/sparc/bm3823/xx3823/src/bm3823_am29lv.c
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3823/xx3823/src/bm3823_am29lv.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The
diff --git a/boards/sparc/bm3823/xx3823/src/bm3823_appinit.c b/boards/sparc/bm3823/xx3823/src/bm3823_appinit.c
index 4c2248942ab..61ebbe507bc 100644
--- a/boards/sparc/bm3823/xx3823/src/bm3823_appinit.c
+++ b/boards/sparc/bm3823/xx3823/src/bm3823_appinit.c
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3823/xx3823/src/bm3823_appinit.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The
diff --git a/boards/sparc/bm3823/xx3823/src/bm3823_boot.c b/boards/sparc/bm3823/xx3823/src/bm3823_boot.c
index e16d73a84d4..a5f1e2ec9ad 100644
--- a/boards/sparc/bm3823/xx3823/src/bm3823_boot.c
+++ b/boards/sparc/bm3823/xx3823/src/bm3823_boot.c
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3823/xx3823/src/bm3823_boot.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The
diff --git a/boards/sparc/bm3823/xx3823/src/bm3823_leds.c b/boards/sparc/bm3823/xx3823/src/bm3823_leds.c
index a18e52d039d..50643b6d958 100644
--- a/boards/sparc/bm3823/xx3823/src/bm3823_leds.c
+++ b/boards/sparc/bm3823/xx3823/src/bm3823_leds.c
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3823/xx3823/src/bm3823_leds.c
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The
diff --git a/boards/sparc/bm3823/xx3823/src/xx3823.h b/boards/sparc/bm3823/xx3823/src/xx3823.h
index b503bbfbb0b..adb8ff6e0bf 100644
--- a/boards/sparc/bm3823/xx3823/src/xx3823.h
+++ b/boards/sparc/bm3823/xx3823/src/xx3823.h
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3823/xx3823/src/xx3823.h
  *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.  The