src/: Replace GPL boilerplate with SPDX headers

Used commands:
perl -i -p0e 's|\/\*[\s*]*.*is free software[:;][\s*]*you[\s*]*can[\s*]*redistribute[\s*]*it[\s*]*and\/or[\s*]*modify[\s*]*it[\s*]*under[\s*]*the[\s*]*terms[\s*]*of[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*as[\s*]*published[\s*]*by[\s*]*the[\s*]*Free[\s*]*Software[\s*]*Foundation[;,][\s*]*version[\s*]*2[\s*]*of[\s*]*the[\s*]*License.[\s*]*This[\s*]*program[\s*]*is[\s*]*distributed[\s*]*in[\s*]*the[\s*]*hope[\s*]*that[\s*]*it[\s*]*will[\s*]*be[\s*]*useful,[\s*]*but[\s*]*WITHOUT[\s*]*ANY[\s*]*WARRANTY;[\s*]*without[\s*]*even[\s*]*the[\s*]*implied[\s*]*warranty[\s*]*of[\s*]*MERCHANTABILITY[\s*]*or[\s*]*FITNESS[\s*]*FOR[\s*]*A[\s*]*PARTICULAR[\s*]*PURPOSE.[\s*]*See[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*for[\s*]*more[\s*]*details.[\s*]*\*\/|/* SPDX-License-Identifier: GPL-2.0-only */|' $(cat filelist)

perl -i -p0e 's|\/\*[\s*]*.*is[\s*]*free[\s*]*software[:;][\s*]*you[\s*]*can[\s*]*redistribute[\s*]*it[\s*]*and/or[\s*]*modify[\s*]*it[\s*]*under[\s*]*the[\s*]*terms[\s*]*of[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*as[\s*]*published[\s*]*by[\s*]*the[\s*]*Free[\s*]*Software[\s*]*Foundation[;,][\s*]*either[\s*]*version[\s*]*2[\s*]*of[\s*]*the[\s*]*License,[\s*]*or[\s*]*.at[\s*]*your[\s*]*option.[\s*]*any[\s*]*later[\s*]*version.[\s*]*This[\s*]*program[\s*]*is[\s*]*distributed[\s*]*in[\s*]*the[\s*]*hope[\s*]*that[\s*]*it[\s*]*will[\s*]*be[\s*]*useful,[\s*]*but[\s*]*WITHOUT[\s*]*ANY[\s*]*WARRANTY;[\s*]*without[\s*]*even[\s*]*the[\s*]*implied[\s*]*warranty[\s*]*of[\s*]*MERCHANTABILITY[\s*]*or[\s*]*FITNESS[\s*]*FOR[\s*]*A[\s*]*PARTICULAR[\s*]*PURPOSE.[\s*]*See[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*for[\s*]*more[\s*]*details.[\s*]*\*\/|/* SPDX-License-Identifier: GPL-2.0-or-later */|' $(cat filelist)

perl -i -p0e 's|\/\*[\s*]*.*is[\s*#]*free[\s*#]*software[;:,][\s*#]*you[\s*#]*can[\s*#]*redistribute[\s*#]*it[\s*#]*and/or[\s*#]*modify[\s*#]*it[\s*#]*under[\s*#]*the[\s*#]*terms[\s*#]*of[\s*#]*the[\s*#]*GNU[\s*#]*General[\s*#]*Public[\s*#]*License[\s*#]*as[\s*#]*published[\s*#]*by[\s*#]*the[\s*#]*Free[\s*#]*Software[\s*#]*Foundation[;:,][\s*#]*either[\s*#]*version[\s*#]*3[\s*#]*of[\s*#]*the[\s*#]*License[;:,][\s*#]*or[\s*#]*.at[\s*#]*your[\s*#]*option.[\s*#]*any[\s*#]*later[\s*#]*version.[\s*#]*This[\s*#]*program[\s*#]*is[\s*#]*distributed[\s*#]*in[\s*#]*the[\s*#]*hope[\s*#]*that[\s*#]*it[\s*#]*will[\s*#]*be[\s*#]*useful[;:,][\s*#]*but[\s*#]*WITHOUT[\s*#]*ANY[\s*#]*WARRANTY[;:,][\s*#]*without[\s*#]*even[\s*#]*the[\s*#]*implied[\s*#]*warranty[\s*#]*of[\s*#]*MERCHANTABILITY[\s*#]*or[\s*#]*FITNESS[\s*#]*FOR[\s*#]*A[\s*#]*PARTICULAR[\s*#]*PURPOSE.[\s*#]*See[\s*#]*the[\s*#]*GNU[\s*#]*General[\s*#]*Public[\s*#]*License[\s*#]*for[\s*#]*more[\s*#]*details.[\s*]*\*\/|/* SPDX-License-Identifier: GPL-3.0-or-later */|' $(cat filelist)

perl -i -p0e 's|(\#\#*)[\w]*.*is free software[:;][\#\s]*you[\#\s]*can[\#\s]*redistribute[\#\s]*it[\#\s]*and\/or[\#\s]*modify[\#\s]*it[\s\#]*under[\s \#]*the[\s\#]*terms[\s\#]*of[\s\#]*the[\s\#]*GNU[\s\#]*General[\s\#]*Public[\s\#]*License[\s\#]*as[\s\#]*published[\s\#]*by[\s\#]*the[\s\#]*Free[\s\#]*Software[\s\#]*Foundation[;,][\s\#]*version[\s\#]*2[\s\#]*of[\s\#]*the[\s\#]*License.*[\s\#]*This[\s\#]*program[\s\#]*is[\s\#]*distributed[\s\#]*in[\s\#]*the[\s\#]*hope[\s\#]*that[\s\#]*it[\s\#]*will[\#\s]*be[\#\s]*useful,[\#\s]*but[\#\s]*WITHOUT[\#\s]*ANY[\#\s]*WARRANTY;[\#\s]*without[\#\s]*even[\#\s]*the[\#\s]*implied[\#\s]*warranty[\#\s]*of[\#\s]*MERCHANTABILITY[\#\s]*or[\#\s]*FITNESS[\#\s]*FOR[\#\s]*A[\#\s]*PARTICULAR[\#\s]*PURPOSE.[\#\s]*See[\#\s]*the[\#\s]*GNU[\#\s]*General[\#\s]*Public[\#\s]*License[\#\s]*for[\#\s]*more[\#\s]*details.\s(#* *\n)*|\1 SPDX-License-Identifier: GPL-2.0-only\n\n|' $(cat filelist)

perl -i -p0e 's|(\#\#*)[\w*]*.*is free software[:;][\s*]*you[\s*]*can[\s*]*redistribute[\s*]*it[\s*]*and\/or[\s*]*modify[\s*]*it[\s*]*under[\s*]*the[\s*]*terms[\s*]*of[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*as[\s*]*published[\s*]*by[\s*]*the[\s*]*Free[\s*]*Software[\s*]*Foundation[;,][\s*]*version[\s*]*2[\s*]*of[\s*]*the[\s*]*License.[\s*]*This[\s*]*program[\s*]*is[\s*]*distributed[\s*]*in[\s*]*the[\s*]*hope[\s*]*that[\s*]*it[\s*]*will[\s*]*be[\s*]*useful,[\s*]*but[\s*]*WITHOUT[\s*]*ANY[\s*]*WARRANTY;[\s*]*without[\s*]*even[\s*]*the[\s*]*implied[\s*]*warranty[\s*]*of[\s*]*MERCHANTABILITY[\s*]*or[\s*]*FITNESS[\s*]*FOR[\s*]*A[\s*]*PARTICULAR[\s*]*PURPOSE.[\s*]*See[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*for[\s*]*more[\s*]*details.\s(#* *\n)*|\1 SPDX-License-Identifier: GPL-2.0-only\n\n|' $(cat filelist)

Change-Id: Ia01908544f4b92a2e06ea621eca548e582728280
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41178
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

36 files changed, 45 insertions, 322 deletions

diff --git a/src/mainboard/asus/Kconfig b/src/mainboard/asus/Kconfig
index d079f371df..12ab8873e1 100644
--- a/src/mainboard/asus/Kconfig
+++ b/src/mainboard/asus/Kconfig
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 if VENDOR_ASUS
 
diff --git a/src/mainboard/asus/am1i-a/Makefile.inc b/src/mainboard/asus/am1i-a/Makefile.inc
index 55bdeb552e..cb73c2795a 100644
--- a/src/mainboard/asus/am1i-a/Makefile.inc
+++ b/src/mainboard/asus/am1i-a/Makefile.inc
@@ -2,15 +2,7 @@
 # This file is part of the coreboot project.
 #
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
 
 bootblock-y += bootblock.c
 
diff --git a/src/mainboard/asus/am1i-a/cmos.layout b/src/mainboard/asus/am1i-a/cmos.layout
index 3f685eeae6..2a6d46cca8 100644
--- a/src/mainboard/asus/am1i-a/cmos.layout
+++ b/src/mainboard/asus/am1i-a/cmos.layout
@@ -3,14 +3,8 @@
 #  This file is part of the coreboot project.
 #
 #
-#  This program is free software; you can redistribute it and/or modify
-#  it under the terms of the GNU General Public License as published by
-#  the Free Software Foundation; version 2 of the License.
-#
-#  This program is distributed in the hope that it will be useful,
-#  but WITHOUT ANY WARRANTY; without even the implied warranty of
-#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-#  GNU General Public License for more details.
+# SPDX-License-Identifier: GPL-2.0-only
+
 #*****************************************************************************
 
 entries
diff --git a/src/mainboard/asus/am1i-a/devicetree.cb b/src/mainboard/asus/am1i-a/devicetree.cb
index c28ab5dc7e..9126aa5e7d 100644
--- a/src/mainboard/asus/am1i-a/devicetree.cb
+++ b/src/mainboard/asus/am1i-a/devicetree.cb
@@ -2,15 +2,8 @@
 # This file is part of the coreboot project.
 #
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
+
 chip northbridge/amd/agesa/family16kb/root_complex
 	device cpu_cluster 0 on
 		chip cpu/amd/agesa/family16kb
diff --git a/src/mainboard/asus/f2a85-m/Kconfig b/src/mainboard/asus/f2a85-m/Kconfig
index 9c646cc0fa..ddc8bc3e4f 100644
--- a/src/mainboard/asus/f2a85-m/Kconfig
+++ b/src/mainboard/asus/f2a85-m/Kconfig
@@ -2,15 +2,7 @@
 # This file is part of the coreboot project.
 #
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
 
 if BOARD_ASUS_F2A85_M || BOARD_ASUS_F2A85_M_PRO || BOARD_ASUS_F2A85_M_LE
 
diff --git a/src/mainboard/asus/f2a85-m/Makefile.inc b/src/mainboard/asus/f2a85-m/Makefile.inc
index 55bdeb552e..cb73c2795a 100644
--- a/src/mainboard/asus/f2a85-m/Makefile.inc
+++ b/src/mainboard/asus/f2a85-m/Makefile.inc
@@ -2,15 +2,7 @@
 # This file is part of the coreboot project.
 #
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
 
 bootblock-y += bootblock.c
 
diff --git a/src/mainboard/asus/f2a85-m/cmos.layout b/src/mainboard/asus/f2a85-m/cmos.layout
index 4a18471301..6e3f6dbe0d 100644
--- a/src/mainboard/asus/f2a85-m/cmos.layout
+++ b/src/mainboard/asus/f2a85-m/cmos.layout
@@ -3,14 +3,8 @@
 #  This file is part of the coreboot project.
 #
 #
-#  This program is free software; you can redistribute it and/or modify
-#  it under the terms of the GNU General Public License as published by
-#  the Free Software Foundation; version 2 of the License.
-#
-#  This program is distributed in the hope that it will be useful,
-#  but WITHOUT ANY WARRANTY; without even the implied warranty of
-#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-#  GNU General Public License for more details.
+# SPDX-License-Identifier: GPL-2.0-only
+
 #*****************************************************************************
 
 entries
diff --git a/src/mainboard/asus/f2a85-m/devicetree_f2a85-m.cb b/src/mainboard/asus/f2a85-m/devicetree_f2a85-m.cb
index f676341594..54e3d887ce 100644
--- a/src/mainboard/asus/f2a85-m/devicetree_f2a85-m.cb
+++ b/src/mainboard/asus/f2a85-m/devicetree_f2a85-m.cb
@@ -2,15 +2,8 @@
 # This file is part of the coreboot project.
 #
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
+
 chip northbridge/amd/agesa/family15tn/root_complex
 
 	device cpu_cluster 0 on
diff --git a/src/mainboard/asus/f2a85-m/devicetree_f2a85-m_le.cb b/src/mainboard/asus/f2a85-m/devicetree_f2a85-m_le.cb
index 619b5032a3..926e1a0a4d 100644
--- a/src/mainboard/asus/f2a85-m/devicetree_f2a85-m_le.cb
+++ b/src/mainboard/asus/f2a85-m/devicetree_f2a85-m_le.cb
@@ -2,15 +2,8 @@
 # This file is part of the coreboot project.
 #
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
+
 chip northbridge/amd/agesa/family15tn/root_complex
 
 	device cpu_cluster 0 on
diff --git a/src/mainboard/asus/f2a85-m/devicetree_f2a85-m_pro.cb b/src/mainboard/asus/f2a85-m/devicetree_f2a85-m_pro.cb
index 7681ff48b0..f6c21acf04 100644
--- a/src/mainboard/asus/f2a85-m/devicetree_f2a85-m_pro.cb
+++ b/src/mainboard/asus/f2a85-m/devicetree_f2a85-m_pro.cb
@@ -2,15 +2,8 @@
 # This file is part of the coreboot project.
 #
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
+
 chip northbridge/amd/agesa/family15tn/root_complex
 
 	device cpu_cluster 0 on
diff --git a/src/mainboard/asus/h61m-cs/cmos.layout b/src/mainboard/asus/h61m-cs/cmos.layout
index c31d568140..331ee90959 100644
--- a/src/mainboard/asus/h61m-cs/cmos.layout
+++ b/src/mainboard/asus/h61m-cs/cmos.layout
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 # -----------------------------------------------------------------
 entries
diff --git a/src/mainboard/asus/maximus_iv_gene-z/cmos.layout b/src/mainboard/asus/maximus_iv_gene-z/cmos.layout
index 6f172ece2a..b2ac28d6ff 100644
--- a/src/mainboard/asus/maximus_iv_gene-z/cmos.layout
+++ b/src/mainboard/asus/maximus_iv_gene-z/cmos.layout
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 # -----------------------------------------------------------------
 entries
diff --git a/src/mainboard/asus/p2b/Kconfig b/src/mainboard/asus/p2b/Kconfig
index 0bee04f994..faa9e0d5ac 100644
--- a/src/mainboard/asus/p2b/Kconfig
+++ b/src/mainboard/asus/p2b/Kconfig
@@ -2,15 +2,8 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
+
 if BOARD_ASUS_P2B || BOARD_ASUS_P2B_D || BOARD_ASUS_P2B_DS || BOARD_ASUS_P2B_F || BOARD_ASUS_P2B_LS
 
 config BASE_ASUS_P2B_D
diff --git a/src/mainboard/asus/p3b-f/Kconfig b/src/mainboard/asus/p3b-f/Kconfig
index eee97d5a88..41989cacbd 100644
--- a/src/mainboard/asus/p3b-f/Kconfig
+++ b/src/mainboard/asus/p3b-f/Kconfig
@@ -2,15 +2,8 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
+
 if BOARD_ASUS_P3B_F
 
 config BOARD_SPECIFIC_OPTIONS
diff --git a/src/mainboard/asus/p5gc-mx/Kconfig b/src/mainboard/asus/p5gc-mx/Kconfig
index 48f648806b..173d528d61 100644
--- a/src/mainboard/asus/p5gc-mx/Kconfig
+++ b/src/mainboard/asus/p5gc-mx/Kconfig
@@ -2,15 +2,8 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
+
 if BOARD_ASUS_P5GC_MX
 
 config BOARD_SPECIFIC_OPTIONS
diff --git a/src/mainboard/asus/p5gc-mx/cmos.layout b/src/mainboard/asus/p5gc-mx/cmos.layout
index 6808071989..37380d5683 100644
--- a/src/mainboard/asus/p5gc-mx/cmos.layout
+++ b/src/mainboard/asus/p5gc-mx/cmos.layout
@@ -2,15 +2,7 @@
 # This file is part of the coreboot project.
 #
 #
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
 
 # -----------------------------------------------------------------
 entries
diff --git a/src/mainboard/asus/p5gc-mx/devicetree.cb b/src/mainboard/asus/p5gc-mx/devicetree.cb
index e61c8168c3..6323df0406 100644
--- a/src/mainboard/asus/p5gc-mx/devicetree.cb
+++ b/src/mainboard/asus/p5gc-mx/devicetree.cb
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or
-## modify it under the terms of the GNU General Public License as
-## published by the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 chip northbridge/intel/i945
 
diff --git a/src/mainboard/asus/p5qc/Kconfig b/src/mainboard/asus/p5qc/Kconfig
index 63f531145d..c36201a596 100644
--- a/src/mainboard/asus/p5qc/Kconfig
+++ b/src/mainboard/asus/p5qc/Kconfig
@@ -2,15 +2,7 @@
 # This file is part of the coreboot project.
 #
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
 
 if BOARD_ASUS_P5QC || BOARD_ASUS_P5Q_PRO || BOARD_ASUS_P5QL_PRO || BOARD_ASUS_P5Q
 
diff --git a/src/mainboard/asus/p5qc/Makefile.inc b/src/mainboard/asus/p5qc/Makefile.inc
index 88c57200d9..e1d4dc7cbd 100644
--- a/src/mainboard/asus/p5qc/Makefile.inc
+++ b/src/mainboard/asus/p5qc/Makefile.inc
@@ -1,15 +1,7 @@
 #
 # This file is part of the coreboot project.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
 
 CONFIG_GPIO_C:=$(call strip_quotes, $(CONFIG_GPIO_C))
 
diff --git a/src/mainboard/asus/p5qc/cmos.layout b/src/mainboard/asus/p5qc/cmos.layout
index 701116631b..0c30064b60 100644
--- a/src/mainboard/asus/p5qc/cmos.layout
+++ b/src/mainboard/asus/p5qc/cmos.layout
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 # -----------------------------------------------------------------
 entries
diff --git a/src/mainboard/asus/p5ql-em/Kconfig b/src/mainboard/asus/p5ql-em/Kconfig
index 403cf5525e..3d0632364e 100644
--- a/src/mainboard/asus/p5ql-em/Kconfig
+++ b/src/mainboard/asus/p5ql-em/Kconfig
@@ -1,15 +1,7 @@
 #
 # This file is part of the coreboot project.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
 
 if BOARD_ASUS_P5QL_EM
 
diff --git a/src/mainboard/asus/p5ql-em/Makefile.inc b/src/mainboard/asus/p5ql-em/Makefile.inc
index ba881b7eeb..4babfc434b 100644
--- a/src/mainboard/asus/p5ql-em/Makefile.inc
+++ b/src/mainboard/asus/p5ql-em/Makefile.inc
@@ -1,15 +1,7 @@
 #
 # This file is part of the coreboot project.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
 
 bootblock-y += early_init.c
 
diff --git a/src/mainboard/asus/p5ql-em/cmos.layout b/src/mainboard/asus/p5ql-em/cmos.layout
index 9c707ad18e..aab610b093 100644
--- a/src/mainboard/asus/p5ql-em/cmos.layout
+++ b/src/mainboard/asus/p5ql-em/cmos.layout
@@ -1,15 +1,7 @@
 ##
 ## This file is part of the coreboot project.
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 # -----------------------------------------------------------------
 entries
diff --git a/src/mainboard/asus/p5qpl-am/Kconfig b/src/mainboard/asus/p5qpl-am/Kconfig
index d2551d895c..9e39135525 100644
--- a/src/mainboard/asus/p5qpl-am/Kconfig
+++ b/src/mainboard/asus/p5qpl-am/Kconfig
@@ -2,15 +2,7 @@
 # This file is part of the coreboot project.
 #
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
+# SPDX-License-Identifier: GPL-2.0-only
 
 if BOARD_ASUS_P5QPL_AM || BOARD_ASUS_P5G41T_M_LX
 
diff --git a/src/mainboard/asus/p5qpl-am/cmos.layout b/src/mainboard/asus/p5qpl-am/cmos.layout
index ac83eb86b0..7407228d9a 100644
--- a/src/mainboard/asus/p5qpl-am/cmos.layout
+++ b/src/mainboard/asus/p5qpl-am/cmos.layout
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 # -----------------------------------------------------------------
 entries
diff --git a/src/mainboard/asus/p8h61-m_lx/cmos.layout b/src/mainboard/asus/p8h61-m_lx/cmos.layout
index 5e3fa2e236..a7b2888f23 100644
--- a/src/mainboard/asus/p8h61-m_lx/cmos.layout
+++ b/src/mainboard/asus/p8h61-m_lx/cmos.layout
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 # -----------------------------------------------------------------
 entries
diff --git a/src/mainboard/asus/p8h61-m_pro/Kconfig b/src/mainboard/asus/p8h61-m_pro/Kconfig
index 5b9bbd3ad5..de88e38d31 100644
--- a/src/mainboard/asus/p8h61-m_pro/Kconfig
+++ b/src/mainboard/asus/p8h61-m_pro/Kconfig
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 if BOARD_ASUS_P8H61_M_PRO
 
diff --git a/src/mainboard/asus/p8h61-m_pro/cmos.layout b/src/mainboard/asus/p8h61-m_pro/cmos.layout
index c31d568140..331ee90959 100644
--- a/src/mainboard/asus/p8h61-m_pro/cmos.layout
+++ b/src/mainboard/asus/p8h61-m_pro/cmos.layout
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 # -----------------------------------------------------------------
 entries
diff --git a/src/mainboard/asus/p8h61-m_pro/devicetree.cb b/src/mainboard/asus/p8h61-m_pro/devicetree.cb
index 71f2b41436..bc30ed78c4 100644
--- a/src/mainboard/asus/p8h61-m_pro/devicetree.cb
+++ b/src/mainboard/asus/p8h61-m_pro/devicetree.cb
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0x0 on
diff --git a/src/mainboard/asus/p8z77-m_pro/Kconfig b/src/mainboard/asus/p8z77-m_pro/Kconfig
index 0b4315417c..e65abe5cc4 100644
--- a/src/mainboard/asus/p8z77-m_pro/Kconfig
+++ b/src/mainboard/asus/p8z77-m_pro/Kconfig
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 if BOARD_ASUS_P8Z77_M_PRO
 
diff --git a/src/mainboard/asus/p8z77-m_pro/Kconfig.name b/src/mainboard/asus/p8z77-m_pro/Kconfig.name
index dc96c854b6..ecbc636d06 100644
--- a/src/mainboard/asus/p8z77-m_pro/Kconfig.name
+++ b/src/mainboard/asus/p8z77-m_pro/Kconfig.name
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 config BOARD_ASUS_P8Z77_M_PRO
 	bool "P8Z77-M PRO"
diff --git a/src/mainboard/asus/p8z77-m_pro/cmos.default b/src/mainboard/asus/p8z77-m_pro/cmos.default
index 36946eab07..2a18687ed9 100644
--- a/src/mainboard/asus/p8z77-m_pro/cmos.default
+++ b/src/mainboard/asus/p8z77-m_pro/cmos.default
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 boot_option=Fallback
 debug_level=Debug
diff --git a/src/mainboard/asus/p8z77-m_pro/cmos.layout b/src/mainboard/asus/p8z77-m_pro/cmos.layout
index 6b0f13fac3..7f59b421d6 100644
--- a/src/mainboard/asus/p8z77-m_pro/cmos.layout
+++ b/src/mainboard/asus/p8z77-m_pro/cmos.layout
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 # -----------------------------------------------------------------
 entries
diff --git a/src/mainboard/asus/p8z77-m_pro/devicetree.cb b/src/mainboard/asus/p8z77-m_pro/devicetree.cb
index 8a8f37599c..1a365b13ab 100644
--- a/src/mainboard/asus/p8z77-m_pro/devicetree.cb
+++ b/src/mainboard/asus/p8z77-m_pro/devicetree.cb
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0x0 on
diff --git a/src/mainboard/asus/p8z77-v_lx2/Kconfig b/src/mainboard/asus/p8z77-v_lx2/Kconfig
index bf9cbca9cf..1c5dc7868c 100644
--- a/src/mainboard/asus/p8z77-v_lx2/Kconfig
+++ b/src/mainboard/asus/p8z77-v_lx2/Kconfig
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 if BOARD_ASUS_P8Z77_V_LX2
 
diff --git a/src/mainboard/asus/p8z77-v_lx2/devicetree.cb b/src/mainboard/asus/p8z77-v_lx2/devicetree.cb
index 630b10dc5a..844612a1ac 100644
--- a/src/mainboard/asus/p8z77-v_lx2/devicetree.cb
+++ b/src/mainboard/asus/p8z77-v_lx2/devicetree.cb
@@ -2,15 +2,7 @@
 ## This file is part of the coreboot project.
 ##
 ##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
+## SPDX-License-Identifier: GPL-2.0-only
 
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0 on