diff --git a/boards/sparc/bm3803/xx3803/include/board.h b/boards/sparc/bm3803/xx3803/include/board.h
index bf0394032be..86ab832a0f1 100644
--- a/boards/sparc/bm3803/xx3803/include/board.h
+++ b/boards/sparc/bm3803/xx3803/include/board.h
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3803/xx3803/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/bm3803/xx3803/scripts/Make.defs b/boards/sparc/bm3803/xx3803/scripts/Make.defs
index 6688f724bc3..08b793bf977 100644
--- a/boards/sparc/bm3803/xx3803/scripts/Make.defs
+++ b/boards/sparc/bm3803/xx3803/scripts/Make.defs
@@ -1,6 +1,8 @@
 ############################################################################
 # boards/sparc/bm3803/xx3803/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/bm3803/xx3803/scripts/linksparc.ld b/boards/sparc/bm3803/xx3803/scripts/linksparc.ld
index 04c7b15675c..6ae28b62fba 100644
--- a/boards/sparc/bm3803/xx3803/scripts/linksparc.ld
+++ b/boards/sparc/bm3803/xx3803/scripts/linksparc.ld
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3803/xx3803/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/bm3803/xx3803/src/Makefile b/boards/sparc/bm3803/xx3803/src/Makefile
index 29d67eb8d39..f970f8d9566 100644
--- a/boards/sparc/bm3803/xx3803/src/Makefile
+++ b/boards/sparc/bm3803/xx3803/src/Makefile
@@ -1,6 +1,8 @@
 ############################################################################
 # boards/sparc/bm3803/xx3803/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/bm3803/xx3803/src/bm3803_am29lv.c b/boards/sparc/bm3803/xx3803/src/bm3803_am29lv.c
index 00bddcd11a2..da39136a6a5 100644
--- a/boards/sparc/bm3803/xx3803/src/bm3803_am29lv.c
+++ b/boards/sparc/bm3803/xx3803/src/bm3803_am29lv.c
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3803/xx3803/src/bm3803_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/bm3803/xx3803/src/bm3803_appinit.c b/boards/sparc/bm3803/xx3803/src/bm3803_appinit.c
index 407a6ede9f5..3564610833f 100644
--- a/boards/sparc/bm3803/xx3803/src/bm3803_appinit.c
+++ b/boards/sparc/bm3803/xx3803/src/bm3803_appinit.c
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3803/xx3803/src/bm3803_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/bm3803/xx3803/src/bm3803_boot.c b/boards/sparc/bm3803/xx3803/src/bm3803_boot.c
index f52f221b70c..f0c948c1953 100644
--- a/boards/sparc/bm3803/xx3803/src/bm3803_boot.c
+++ b/boards/sparc/bm3803/xx3803/src/bm3803_boot.c
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3803/xx3803/src/bm3803_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/bm3803/xx3803/src/bm3803_reset.c b/boards/sparc/bm3803/xx3803/src/bm3803_reset.c
index b3859816739..a1d3d8089d5 100644
--- a/boards/sparc/bm3803/xx3803/src/bm3803_reset.c
+++ b/boards/sparc/bm3803/xx3803/src/bm3803_reset.c
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3803/xx3803/src/bm3803_reset.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/bm3803/xx3803/src/bm3803_wdt.c b/boards/sparc/bm3803/xx3803/src/bm3803_wdt.c
index efd279aa450..3ae4b44b406 100644
--- a/boards/sparc/bm3803/xx3803/src/bm3803_wdt.c
+++ b/boards/sparc/bm3803/xx3803/src/bm3803_wdt.c
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3803/xx3803/src/bm3803_wdt.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/bm3803/xx3803/src/xx3803.h b/boards/sparc/bm3803/xx3803/src/xx3803.h
index 6989ac00ca2..570c23dc168 100644
--- a/boards/sparc/bm3803/xx3803/src/xx3803.h
+++ b/boards/sparc/bm3803/xx3803/src/xx3803.h
@@ -1,6 +1,8 @@
 /****************************************************************************
  * boards/sparc/bm3803/xx3803/src/xx3803.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