Angel Pons has uploaded this change for review.

View Change

mainboard/lenovo: Use SPDX for GPL-2.0-only files

Done with sed and God Lines. Only done for C-like code for now.

Change-Id: I7b7670bb541cf4814fd4958d5c0d8c68cbee80c2
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
---
M src/mainboard/lenovo/g505s/BiosCallOuts.c
M src/mainboard/lenovo/g505s/OemCustomize.c
M src/mainboard/lenovo/g505s/OptionsIds.h
M src/mainboard/lenovo/g505s/acpi/gpe.asl
M src/mainboard/lenovo/g505s/acpi/mainboard.asl
M src/mainboard/lenovo/g505s/acpi/routing.asl
M src/mainboard/lenovo/g505s/acpi/si.asl
M src/mainboard/lenovo/g505s/acpi/sleep.asl
M src/mainboard/lenovo/g505s/acpi/usb_oc.asl
M src/mainboard/lenovo/g505s/acpi_tables.c
M src/mainboard/lenovo/g505s/buildOpts.c
M src/mainboard/lenovo/g505s/dsdt.asl
M src/mainboard/lenovo/g505s/irq_tables.c
M src/mainboard/lenovo/g505s/mainboard.c
M src/mainboard/lenovo/g505s/mptable.c
M src/mainboard/lenovo/l520/acpi/ec.asl
M src/mainboard/lenovo/l520/acpi/platform.asl
M src/mainboard/lenovo/l520/acpi/superio.asl
M src/mainboard/lenovo/l520/acpi_tables.c
M src/mainboard/lenovo/l520/dsdt.asl
M src/mainboard/lenovo/l520/early_init.c
M src/mainboard/lenovo/l520/gpio.c
M src/mainboard/lenovo/l520/hda_verb.c
M src/mainboard/lenovo/l520/mainboard.c
M src/mainboard/lenovo/l520/smihandler.c
M src/mainboard/lenovo/s230u/acpi/ec.asl
M src/mainboard/lenovo/s230u/acpi/gpe.asl
M src/mainboard/lenovo/s230u/acpi/platform.asl
M src/mainboard/lenovo/s230u/acpi_tables.c
M src/mainboard/lenovo/s230u/dsdt.asl
M src/mainboard/lenovo/s230u/early_init.c
M src/mainboard/lenovo/s230u/ec.c
M src/mainboard/lenovo/s230u/gpio.c
M src/mainboard/lenovo/s230u/hda_verb.c
M src/mainboard/lenovo/s230u/mainboard.c
M src/mainboard/lenovo/s230u/smihandler.c
M src/mainboard/lenovo/t400/acpi/dock.asl
M src/mainboard/lenovo/t400/acpi/gpe.asl
M src/mainboard/lenovo/t400/acpi/graphics.asl
M src/mainboard/lenovo/t400/acpi/ich9_pci_irqs.asl
M src/mainboard/lenovo/t400/acpi/platform.asl
M src/mainboard/lenovo/t400/acpi_tables.c
M src/mainboard/lenovo/t400/blc.c
M src/mainboard/lenovo/t400/bootblock.c
M src/mainboard/lenovo/t400/cstates.c
M src/mainboard/lenovo/t400/dock.c
M src/mainboard/lenovo/t400/dock.h
M src/mainboard/lenovo/t400/dsdt.asl
M src/mainboard/lenovo/t400/fadt.c
M src/mainboard/lenovo/t400/hda_verb.c
M src/mainboard/lenovo/t400/mainboard.c
M src/mainboard/lenovo/t400/romstage.c
M src/mainboard/lenovo/t400/variants/r500/gpio.c
M src/mainboard/lenovo/t400/variants/t400/gpio.c
M src/mainboard/lenovo/t410/acpi/dock.asl
M src/mainboard/lenovo/t410/acpi/ec.asl
M src/mainboard/lenovo/t410/acpi/gpe.asl
M src/mainboard/lenovo/t410/acpi/platform.asl
M src/mainboard/lenovo/t410/acpi_tables.c
M src/mainboard/lenovo/t410/dock.c
M src/mainboard/lenovo/t410/dock.h
M src/mainboard/lenovo/t410/dsdt.asl
M src/mainboard/lenovo/t410/early_init.c
M src/mainboard/lenovo/t410/gpio.c
M src/mainboard/lenovo/t410/mainboard.c
M src/mainboard/lenovo/t410/romstage.c
M src/mainboard/lenovo/t410/smihandler.c
M src/mainboard/lenovo/t420/acpi/ec.asl
M src/mainboard/lenovo/t420/acpi/platform.asl
M src/mainboard/lenovo/t420/acpi_tables.c
M src/mainboard/lenovo/t420/dsdt.asl
M src/mainboard/lenovo/t420/early_init.c
M src/mainboard/lenovo/t420/gpio.c
M src/mainboard/lenovo/t420/hda_verb.c
M src/mainboard/lenovo/t420/mainboard.c
M src/mainboard/lenovo/t420/smihandler.c
M src/mainboard/lenovo/t420s/acpi/ec.asl
M src/mainboard/lenovo/t420s/acpi/platform.asl
M src/mainboard/lenovo/t420s/acpi_tables.c
M src/mainboard/lenovo/t420s/dsdt.asl
M src/mainboard/lenovo/t420s/early_init.c
M src/mainboard/lenovo/t420s/gpio.c
M src/mainboard/lenovo/t420s/hda_verb.c
M src/mainboard/lenovo/t420s/mainboard.c
M src/mainboard/lenovo/t420s/smihandler.c
M src/mainboard/lenovo/t430/acpi/ec.asl
M src/mainboard/lenovo/t430/acpi/platform.asl
M src/mainboard/lenovo/t430/acpi/superio.asl
M src/mainboard/lenovo/t430/acpi_tables.c
M src/mainboard/lenovo/t430/dsdt.asl
M src/mainboard/lenovo/t430/early_init.c
M src/mainboard/lenovo/t430/gpio.c
M src/mainboard/lenovo/t430/hda_verb.c
M src/mainboard/lenovo/t430/mainboard.c
M src/mainboard/lenovo/t430/smihandler.c
M src/mainboard/lenovo/t430s/acpi/ec.asl
M src/mainboard/lenovo/t430s/acpi/platform.asl
M src/mainboard/lenovo/t430s/acpi_tables.c
M src/mainboard/lenovo/t430s/dsdt.asl
M src/mainboard/lenovo/t430s/mainboard.c
M src/mainboard/lenovo/t430s/smihandler.c
M src/mainboard/lenovo/t430s/variants/t430s/gpio.c
M src/mainboard/lenovo/t430s/variants/t430s/hda_verb.c
M src/mainboard/lenovo/t430s/variants/t430s/romstage.c
M src/mainboard/lenovo/t430s/variants/t431s/gpio.c
M src/mainboard/lenovo/t430s/variants/t431s/hda_verb.c
M src/mainboard/lenovo/t430s/variants/t431s/romstage.c
M src/mainboard/lenovo/t440p/acpi_tables.c
M src/mainboard/lenovo/t440p/gpio.c
M src/mainboard/lenovo/t440p/hda_verb.c
M src/mainboard/lenovo/t440p/romstage.c
M src/mainboard/lenovo/t440p/smihandler.c
M src/mainboard/lenovo/t520/acpi/ec.asl
M src/mainboard/lenovo/t520/acpi/platform.asl
M src/mainboard/lenovo/t520/acpi_tables.c
M src/mainboard/lenovo/t520/dsdt.asl
M src/mainboard/lenovo/t520/early_init.c
M src/mainboard/lenovo/t520/hda_verb.c
M src/mainboard/lenovo/t520/mainboard.c
M src/mainboard/lenovo/t520/smihandler.c
M src/mainboard/lenovo/t520/variants/t520/gpio.c
M src/mainboard/lenovo/t520/variants/t520/romstage.c
M src/mainboard/lenovo/t520/variants/w520/gpio.c
M src/mainboard/lenovo/t520/variants/w520/romstage.c
M src/mainboard/lenovo/t530/acpi/ec.asl
M src/mainboard/lenovo/t530/acpi/platform.asl
M src/mainboard/lenovo/t530/acpi_tables.c
M src/mainboard/lenovo/t530/dsdt.asl
M src/mainboard/lenovo/t530/early_init.c
M src/mainboard/lenovo/t530/hda_verb.c
M src/mainboard/lenovo/t530/mainboard.c
M src/mainboard/lenovo/t530/smihandler.c
M src/mainboard/lenovo/t530/variants/t530/gpio.c
M src/mainboard/lenovo/t530/variants/t530/romstage.c
M src/mainboard/lenovo/t530/variants/w530/gpio.c
M src/mainboard/lenovo/t530/variants/w530/romstage.c
M src/mainboard/lenovo/t60/acpi/dock.asl
M src/mainboard/lenovo/t60/acpi/ec.asl
M src/mainboard/lenovo/t60/acpi/gpe.asl
M src/mainboard/lenovo/t60/acpi/ich7_pci_irqs.asl
M src/mainboard/lenovo/t60/acpi/platform.asl
M src/mainboard/lenovo/t60/acpi/video.asl
M src/mainboard/lenovo/t60/acpi_tables.c
M src/mainboard/lenovo/t60/dock.c
M src/mainboard/lenovo/t60/dock.h
M src/mainboard/lenovo/t60/dsdt.asl
M src/mainboard/lenovo/t60/early_init.c
M src/mainboard/lenovo/t60/gpio.c
M src/mainboard/lenovo/t60/hda_verb.c
M src/mainboard/lenovo/t60/mainboard.c
M src/mainboard/lenovo/t60/mptable.c
M src/mainboard/lenovo/t60/smi.h
M src/mainboard/lenovo/t60/smihandler.c
M src/mainboard/lenovo/thinkcentre_a58/acpi/ich7_pci_irqs.asl
M src/mainboard/lenovo/thinkcentre_a58/acpi/superio.asl
M src/mainboard/lenovo/thinkcentre_a58/acpi_tables.c
M src/mainboard/lenovo/thinkcentre_a58/cstates.c
M src/mainboard/lenovo/thinkcentre_a58/dsdt.asl
M src/mainboard/lenovo/thinkcentre_a58/gpio.c
M src/mainboard/lenovo/x131e/acpi/ec.asl
M src/mainboard/lenovo/x131e/acpi/platform.asl
M src/mainboard/lenovo/x131e/acpi/superio.asl
M src/mainboard/lenovo/x131e/acpi_tables.c
M src/mainboard/lenovo/x131e/dsdt.asl
M src/mainboard/lenovo/x131e/early_init.c
M src/mainboard/lenovo/x131e/gpio.c
M src/mainboard/lenovo/x131e/hda_verb.c
M src/mainboard/lenovo/x131e/mainboard.c
M src/mainboard/lenovo/x1_carbon_gen1/acpi/ec.asl
M src/mainboard/lenovo/x1_carbon_gen1/acpi/platform.asl
M src/mainboard/lenovo/x1_carbon_gen1/acpi_tables.c
M src/mainboard/lenovo/x1_carbon_gen1/dsdt.asl
M src/mainboard/lenovo/x1_carbon_gen1/early_init.c
M src/mainboard/lenovo/x1_carbon_gen1/gpio.c
M src/mainboard/lenovo/x1_carbon_gen1/hda_verb.c
M src/mainboard/lenovo/x1_carbon_gen1/mainboard.c
M src/mainboard/lenovo/x1_carbon_gen1/smihandler.c
M src/mainboard/lenovo/x200/acpi/dock.asl
M src/mainboard/lenovo/x200/acpi/gpe.asl
M src/mainboard/lenovo/x200/acpi/ich9_pci_irqs.asl
M src/mainboard/lenovo/x200/acpi/platform.asl
M src/mainboard/lenovo/x200/acpi_tables.c
M src/mainboard/lenovo/x200/blc.c
M src/mainboard/lenovo/x200/cstates.c
M src/mainboard/lenovo/x200/dock.h
M src/mainboard/lenovo/x200/dsdt.asl
M src/mainboard/lenovo/x200/fadt.c
M src/mainboard/lenovo/x200/hda_verb.c
M src/mainboard/lenovo/x200/mainboard.c
M src/mainboard/lenovo/x200/romstage.c
M src/mainboard/lenovo/x200/variants/x200/dock.c
M src/mainboard/lenovo/x200/variants/x200/gpio.c
M src/mainboard/lenovo/x200/variants/x301/gpio.c
M src/mainboard/lenovo/x201/acpi/dock.asl
M src/mainboard/lenovo/x201/acpi/ec.asl
M src/mainboard/lenovo/x201/acpi/gpe.asl
M src/mainboard/lenovo/x201/acpi/platform.asl
M src/mainboard/lenovo/x201/acpi_tables.c
M src/mainboard/lenovo/x201/dock.c
M src/mainboard/lenovo/x201/dock.h
M src/mainboard/lenovo/x201/dsdt.asl
M src/mainboard/lenovo/x201/early_init.c
M src/mainboard/lenovo/x201/gpio.c
M src/mainboard/lenovo/x201/mainboard.c
M src/mainboard/lenovo/x201/romstage.c
M src/mainboard/lenovo/x201/smihandler.c
M src/mainboard/lenovo/x220/acpi/ec.asl
M src/mainboard/lenovo/x220/acpi/platform.asl
M src/mainboard/lenovo/x220/acpi_tables.c
M src/mainboard/lenovo/x220/dsdt.asl
M src/mainboard/lenovo/x220/early_init.c
M src/mainboard/lenovo/x220/hda_verb.c
M src/mainboard/lenovo/x220/mainboard.c
M src/mainboard/lenovo/x220/smihandler.c
M src/mainboard/lenovo/x220/variants/x1/gpio.c
M src/mainboard/lenovo/x220/variants/x1/romstage.c
M src/mainboard/lenovo/x220/variants/x220/gpio.c
M src/mainboard/lenovo/x220/variants/x220/romstage.c
M src/mainboard/lenovo/x230/acpi/ec.asl
M src/mainboard/lenovo/x230/acpi/platform.asl
M src/mainboard/lenovo/x230/acpi_tables.c
M src/mainboard/lenovo/x230/dsdt.asl
M src/mainboard/lenovo/x230/early_init.c
M src/mainboard/lenovo/x230/gpio.c
M src/mainboard/lenovo/x230/hda_verb.c
M src/mainboard/lenovo/x230/mainboard.c
M src/mainboard/lenovo/x230/smihandler.c
M src/mainboard/lenovo/x60/acpi/dock.asl
M src/mainboard/lenovo/x60/acpi/ec.asl
M src/mainboard/lenovo/x60/acpi/gpe.asl
M src/mainboard/lenovo/x60/acpi/ich7_pci_irqs.asl
M src/mainboard/lenovo/x60/acpi/platform.asl
M src/mainboard/lenovo/x60/acpi_tables.c
M src/mainboard/lenovo/x60/dock.c
M src/mainboard/lenovo/x60/dock.h
M src/mainboard/lenovo/x60/dsdt.asl
M src/mainboard/lenovo/x60/early_init.c
M src/mainboard/lenovo/x60/gpio.c
M src/mainboard/lenovo/x60/hda_verb.c
M src/mainboard/lenovo/x60/irq_tables.c
M src/mainboard/lenovo/x60/mainboard.c
M src/mainboard/lenovo/x60/mptable.c
M src/mainboard/lenovo/x60/smi.h
M src/mainboard/lenovo/x60/smihandler.c
244 files changed, 488 insertions(+), 3,265 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/85/40085/1

diff --git a/src/mainboard/lenovo/g505s/BiosCallOuts.c b/src/mainboard/lenovo/g505s/BiosCallOuts.c
index f51a65c..7ebcb99 100644
--- a/src/mainboard/lenovo/g505s/BiosCallOuts.c
+++ b/src/mainboard/lenovo/g505s/BiosCallOuts.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <AGESA.h>
 #include <northbridge/amd/agesa/BiosCallOuts.h>
diff --git a/src/mainboard/lenovo/g505s/OemCustomize.c b/src/mainboard/lenovo/g505s/OemCustomize.c
index 7cf1ab8..94bde9e 100644
--- a/src/mainboard/lenovo/g505s/OemCustomize.c
+++ b/src/mainboard/lenovo/g505s/OemCustomize.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <Porting.h>
 #include <AGESA.h>
diff --git a/src/mainboard/lenovo/g505s/OptionsIds.h b/src/mainboard/lenovo/g505s/OptionsIds.h
index bc9ab32..a2fa5c1 100644
--- a/src/mainboard/lenovo/g505s/OptionsIds.h
+++ b/src/mainboard/lenovo/g505s/OptionsIds.h
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /**
  * @file
diff --git a/src/mainboard/lenovo/g505s/acpi/gpe.asl b/src/mainboard/lenovo/g505s/acpi/gpe.asl
index b986afd..56c0b6c 100644
--- a/src/mainboard/lenovo/g505s/acpi/gpe.asl
+++ b/src/mainboard/lenovo/g505s/acpi/gpe.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Scope(\_GPE) {	/* Start Scope GPE */
 
diff --git a/src/mainboard/lenovo/g505s/acpi/mainboard.asl b/src/mainboard/lenovo/g505s/acpi/mainboard.asl
index 3bbd215..fc8fb72 100644
--- a/src/mainboard/lenovo/g505s/acpi/mainboard.asl
+++ b/src/mainboard/lenovo/g505s/acpi/mainboard.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 	/* Data to be patched by the BIOS during POST */
 	/* FIXME the patching is not done yet! */
diff --git a/src/mainboard/lenovo/g505s/acpi/routing.asl b/src/mainboard/lenovo/g505s/acpi/routing.asl
index 7b95344..3c5d592 100644
--- a/src/mainboard/lenovo/g505s/acpi/routing.asl
+++ b/src/mainboard/lenovo/g505s/acpi/routing.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 	/* Routing is in System Bus scope */
 	Name(PR0, Package(){
diff --git a/src/mainboard/lenovo/g505s/acpi/si.asl b/src/mainboard/lenovo/g505s/acpi/si.asl
index cc27e98..e46f267 100644
--- a/src/mainboard/lenovo/g505s/acpi/si.asl
+++ b/src/mainboard/lenovo/g505s/acpi/si.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 	Scope(\_SI) {
 		Method(_SST, 1) {
 			/* DBGO("\\_SI\\_SST\n") */
diff --git a/src/mainboard/lenovo/g505s/acpi/sleep.asl b/src/mainboard/lenovo/g505s/acpi/sleep.asl
index d5a1f68..c65979d 100644
--- a/src/mainboard/lenovo/g505s/acpi/sleep.asl
+++ b/src/mainboard/lenovo/g505s/acpi/sleep.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* Wake status package */
 Name(WKST,Package(){Zero, Zero})
diff --git a/src/mainboard/lenovo/g505s/acpi/usb_oc.asl b/src/mainboard/lenovo/g505s/acpi/usb_oc.asl
index 1f1419d..c2e4390 100644
--- a/src/mainboard/lenovo/g505s/acpi/usb_oc.asl
+++ b/src/mainboard/lenovo/g505s/acpi/usb_oc.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* USB overcurrent mapping pins. */
 Name(UOM0, 0)
diff --git a/src/mainboard/lenovo/g505s/acpi_tables.c b/src/mainboard/lenovo/g505s/acpi_tables.c
index be2669e..3eb63c8 100644
--- a/src/mainboard/lenovo/g505s/acpi_tables.c
+++ b/src/mainboard/lenovo/g505s/acpi_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/acpi.h>
 #include <arch/ioapic.h>
diff --git a/src/mainboard/lenovo/g505s/buildOpts.c b/src/mainboard/lenovo/g505s/buildOpts.c
index 1c8e1e6..6e5543d 100644
--- a/src/mainboard/lenovo/g505s/buildOpts.c
+++ b/src/mainboard/lenovo/g505s/buildOpts.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /**
  * @file
diff --git a/src/mainboard/lenovo/g505s/dsdt.asl b/src/mainboard/lenovo/g505s/dsdt.asl
index 4eb466f..bb700e0 100644
--- a/src/mainboard/lenovo/g505s/dsdt.asl
+++ b/src/mainboard/lenovo/g505s/dsdt.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include "mainboard.h"
 
diff --git a/src/mainboard/lenovo/g505s/irq_tables.c b/src/mainboard/lenovo/g505s/irq_tables.c
index 7864872..3ee0def 100644
--- a/src/mainboard/lenovo/g505s/irq_tables.c
+++ b/src/mainboard/lenovo/g505s/irq_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/pirq_routing.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/g505s/mainboard.c b/src/mainboard/lenovo/g505s/mainboard.c
index b7effa2..c8ce7fd 100644
--- a/src/mainboard/lenovo/g505s/mainboard.c
+++ b/src/mainboard/lenovo/g505s/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include "ec.h"
 
diff --git a/src/mainboard/lenovo/g505s/mptable.c b/src/mainboard/lenovo/g505s/mptable.c
index 421253e..034c620 100644
--- a/src/mainboard/lenovo/g505s/mptable.c
+++ b/src/mainboard/lenovo/g505s/mptable.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <arch/ioapic.h>
diff --git a/src/mainboard/lenovo/l520/acpi/ec.asl b/src/mainboard/lenovo/l520/acpi/ec.asl
index 45bafff..2477a10 100644
--- a/src/mainboard/lenovo/l520/acpi/ec.asl
+++ b/src/mainboard/lenovo/l520/acpi/ec.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
 
diff --git a/src/mainboard/lenovo/l520/acpi/platform.asl b/src/mainboard/lenovo/l520/acpi/platform.asl
index d63f75a..70cb97e 100644
--- a/src/mainboard/lenovo/l520/acpi/platform.asl
+++ b/src/mainboard/lenovo/l520/acpi/platform.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Method(_WAK,1)
 {
diff --git a/src/mainboard/lenovo/l520/acpi/superio.asl b/src/mainboard/lenovo/l520/acpi/superio.asl
index 03ab48a..1bc1628 100644
--- a/src/mainboard/lenovo/l520/acpi/superio.asl
+++ b/src/mainboard/lenovo/l520/acpi/superio.asl
@@ -1,16 +1,4 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <drivers/pc80/pc/ps2_controller.asl>
diff --git a/src/mainboard/lenovo/l520/acpi_tables.c b/src/mainboard/lenovo/l520/acpi_tables.c
index 2081a80..8dcc3a8 100644
--- a/src/mainboard/lenovo/l520/acpi_tables.c
+++ b/src/mainboard/lenovo/l520/acpi_tables.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 
 #include <southbridge/intel/bd82x6x/nvs.h>
diff --git a/src/mainboard/lenovo/l520/dsdt.asl b/src/mainboard/lenovo/l520/dsdt.asl
index 08b38d2..0ab2c2f 100644
--- a/src/mainboard/lenovo/l520/dsdt.asl
+++ b/src/mainboard/lenovo/l520/dsdt.asl
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 22
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/l520/early_init.c b/src/mainboard/lenovo/l520/early_init.c
index fdbfa09..9d81968 100644
--- a/src/mainboard/lenovo/l520/early_init.c
+++ b/src/mainboard/lenovo/l520/early_init.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <northbridge/intel/sandybridge/sandybridge.h>
 #include <northbridge/intel/sandybridge/raminit_native.h>
diff --git a/src/mainboard/lenovo/l520/gpio.c b/src/mainboard/lenovo/l520/gpio.c
index d5328fb..2adc3d9 100644
--- a/src/mainboard/lenovo/l520/gpio.c
+++ b/src/mainboard/lenovo/l520/gpio.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 static const struct pch_gpio_set1 pch_gpio_set1_mode = {
diff --git a/src/mainboard/lenovo/l520/hda_verb.c b/src/mainboard/lenovo/l520/hda_verb.c
index 4f741ee..0201df3 100644
--- a/src/mainboard/lenovo/l520/hda_verb.c
+++ b/src/mainboard/lenovo/l520/hda_verb.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/azalia_device.h>
 
diff --git a/src/mainboard/lenovo/l520/mainboard.c b/src/mainboard/lenovo/l520/mainboard.c
index b2cb552..0890151 100644
--- a/src/mainboard/lenovo/l520/mainboard.c
+++ b/src/mainboard/lenovo/l520/mainboard.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <drivers/intel/gma/int15.h>
diff --git a/src/mainboard/lenovo/l520/smihandler.c b/src/mainboard/lenovo/l520/smihandler.c
index e15a06b..303648a 100644
--- a/src/mainboard/lenovo/l520/smihandler.c
+++ b/src/mainboard/lenovo/l520/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/s230u/acpi/ec.asl b/src/mainboard/lenovo/s230u/acpi/ec.asl
index 87adcb2..c626350 100644
--- a/src/mainboard/lenovo/s230u/acpi/ec.asl
+++ b/src/mainboard/lenovo/s230u/acpi/ec.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Device (EC0)
 {
diff --git a/src/mainboard/lenovo/s230u/acpi/gpe.asl b/src/mainboard/lenovo/s230u/acpi/gpe.asl
index 747a2ae..d1ae653 100644
--- a/src/mainboard/lenovo/s230u/acpi/gpe.asl
+++ b/src/mainboard/lenovo/s230u/acpi/gpe.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Scope (_GPE)
 {
diff --git a/src/mainboard/lenovo/s230u/acpi/platform.asl b/src/mainboard/lenovo/s230u/acpi/platform.asl
index e500895..b714e9c 100644
--- a/src/mainboard/lenovo/s230u/acpi/platform.asl
+++ b/src/mainboard/lenovo/s230u/acpi/platform.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Method(_WAK,1)
 {
diff --git a/src/mainboard/lenovo/s230u/acpi_tables.c b/src/mainboard/lenovo/s230u/acpi_tables.c
index c828ea1..65c6019 100644
--- a/src/mainboard/lenovo/s230u/acpi_tables.c
+++ b/src/mainboard/lenovo/s230u/acpi_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/bd82x6x/nvs.h>
 
diff --git a/src/mainboard/lenovo/s230u/dsdt.asl b/src/mainboard/lenovo/s230u/dsdt.asl
index 01bb91f..2b9357e 100644
--- a/src/mainboard/lenovo/s230u/dsdt.asl
+++ b/src/mainboard/lenovo/s230u/dsdt.asl
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 23
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/s230u/early_init.c b/src/mainboard/lenovo/s230u/early_init.c
index d3c7a8f..3c2b83b 100644
--- a/src/mainboard/lenovo/s230u/early_init.c
+++ b/src/mainboard/lenovo/s230u/early_init.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <stdint.h>
 #include <string.h>
diff --git a/src/mainboard/lenovo/s230u/ec.c b/src/mainboard/lenovo/s230u/ec.c
index dd59cc3..593e1cb 100644
--- a/src/mainboard/lenovo/s230u/ec.c
+++ b/src/mainboard/lenovo/s230u/ec.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include "ec.h"
 #include <ec/compal/ene932/ec.h>
diff --git a/src/mainboard/lenovo/s230u/gpio.c b/src/mainboard/lenovo/s230u/gpio.c
index 9cf64e2..117112e 100644
--- a/src/mainboard/lenovo/s230u/gpio.c
+++ b/src/mainboard/lenovo/s230u/gpio.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/s230u/hda_verb.c b/src/mainboard/lenovo/s230u/hda_verb.c
index 15bedc8..c36a4cd 100644
--- a/src/mainboard/lenovo/s230u/hda_verb.c
+++ b/src/mainboard/lenovo/s230u/hda_verb.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* Bits 31:28 - Codec Address */
 /* Bits 27:20 - NID */
diff --git a/src/mainboard/lenovo/s230u/mainboard.c b/src/mainboard/lenovo/s230u/mainboard.c
index 42bddf7..94d192d 100644
--- a/src/mainboard/lenovo/s230u/mainboard.c
+++ b/src/mainboard/lenovo/s230u/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/s230u/smihandler.c b/src/mainboard/lenovo/s230u/smihandler.c
index 58683d6..ec1d83e 100644
--- a/src/mainboard/lenovo/s230u/smihandler.c
+++ b/src/mainboard/lenovo/s230u/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <console/console.h>
 #include <cpu/x86/smm.h>
diff --git a/src/mainboard/lenovo/t400/acpi/dock.asl b/src/mainboard/lenovo/t400/acpi/dock.asl
index 40add6d..99e171d 100644
--- a/src/mainboard/lenovo/t400/acpi/dock.asl
+++ b/src/mainboard/lenovo/t400/acpi/dock.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Scope (\_SB)
 {
diff --git a/src/mainboard/lenovo/t400/acpi/gpe.asl b/src/mainboard/lenovo/t400/acpi/gpe.asl
index a32dacd..7f16433 100644
--- a/src/mainboard/lenovo/t400/acpi/gpe.asl
+++ b/src/mainboard/lenovo/t400/acpi/gpe.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Scope (\_GPE)
 {
diff --git a/src/mainboard/lenovo/t400/acpi/graphics.asl b/src/mainboard/lenovo/t400/acpi/graphics.asl
index 8901bbf..5a8361d 100644
--- a/src/mainboard/lenovo/t400/acpi/graphics.asl
+++ b/src/mainboard/lenovo/t400/acpi/graphics.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* WARNING
  * Switchable graphics not yet tested!
diff --git a/src/mainboard/lenovo/t400/acpi/ich9_pci_irqs.asl b/src/mainboard/lenovo/t400/acpi/ich9_pci_irqs.asl
index ecc805a..be9ecd0 100644
--- a/src/mainboard/lenovo/t400/acpi/ich9_pci_irqs.asl
+++ b/src/mainboard/lenovo/t400/acpi/ich9_pci_irqs.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* This is board specific information: IRQ routing for the
  * 0:1e.0 PCI bridge of the ICH9
diff --git a/src/mainboard/lenovo/t400/acpi/platform.asl b/src/mainboard/lenovo/t400/acpi/platform.asl
index eca012b..2247461 100644
--- a/src/mainboard/lenovo/t400/acpi/platform.asl
+++ b/src/mainboard/lenovo/t400/acpi/platform.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/t400/acpi_tables.c b/src/mainboard/lenovo/t400/acpi_tables.c
index 66accb9..653365a 100644
--- a/src/mainboard/lenovo/t400/acpi_tables.c
+++ b/src/mainboard/lenovo/t400/acpi_tables.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <string.h>
 #include <arch/ioapic.h>
diff --git a/src/mainboard/lenovo/t400/blc.c b/src/mainboard/lenovo/t400/blc.c
index b42eee0..7f490c1 100644
--- a/src/mainboard/lenovo/t400/blc.c
+++ b/src/mainboard/lenovo/t400/blc.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <stdint.h>
 #include <commonlib/helpers.h>
diff --git a/src/mainboard/lenovo/t400/bootblock.c b/src/mainboard/lenovo/t400/bootblock.c
index c9f3cf6..542061b 100644
--- a/src/mainboard/lenovo/t400/bootblock.c
+++ b/src/mainboard/lenovo/t400/bootblock.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <console/console.h>
 #include <bootblock_common.h>
diff --git a/src/mainboard/lenovo/t400/cstates.c b/src/mainboard/lenovo/t400/cstates.c
index d6143d1..81fb3d5 100644
--- a/src/mainboard/lenovo/t400/cstates.c
+++ b/src/mainboard/lenovo/t400/cstates.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/acpigen.h>
 
diff --git a/src/mainboard/lenovo/t400/dock.c b/src/mainboard/lenovo/t400/dock.c
index 3236117..2bed449 100644
--- a/src/mainboard/lenovo/t400/dock.c
+++ b/src/mainboard/lenovo/t400/dock.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define __SIMPLE_DEVICE__
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/t400/dock.h b/src/mainboard/lenovo/t400/dock.h
index cec94e7..d39303a 100644
--- a/src/mainboard/lenovo/t400/dock.h
+++ b/src/mainboard/lenovo/t400/dock.h
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #ifndef THINKPAD_T400_DOCK_H
 #define THINKPAD_T400_DOCK_H
diff --git a/src/mainboard/lenovo/t400/dsdt.asl b/src/mainboard/lenovo/t400/dsdt.asl
index 6ea787b..001e91e 100644
--- a/src/mainboard/lenovo/t400/dsdt.asl
+++ b/src/mainboard/lenovo/t400/dsdt.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 17
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/t400/fadt.c b/src/mainboard/lenovo/t400/fadt.c
index c3c9015..3aeb8bc 100644
--- a/src/mainboard/lenovo/t400/fadt.c
+++ b/src/mainboard/lenovo/t400/fadt.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <string.h>
 #include <device/pci_ops.h>
diff --git a/src/mainboard/lenovo/t400/hda_verb.c b/src/mainboard/lenovo/t400/hda_verb.c
index 3c42b3c..66bdced 100644
--- a/src/mainboard/lenovo/t400/hda_verb.c
+++ b/src/mainboard/lenovo/t400/hda_verb.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/azalia_device.h>
 
diff --git a/src/mainboard/lenovo/t400/mainboard.c b/src/mainboard/lenovo/t400/mainboard.c
index 26bb537..d3e2063 100644
--- a/src/mainboard/lenovo/t400/mainboard.c
+++ b/src/mainboard/lenovo/t400/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <drivers/intel/gma/int15.h>
diff --git a/src/mainboard/lenovo/t400/romstage.c b/src/mainboard/lenovo/t400/romstage.c
index 75adc5b..190b594 100644
--- a/src/mainboard/lenovo/t400/romstage.c
+++ b/src/mainboard/lenovo/t400/romstage.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <console/console.h>
 #include <southbridge/intel/common/gpio.h>
diff --git a/src/mainboard/lenovo/t400/variants/r500/gpio.c b/src/mainboard/lenovo/t400/variants/r500/gpio.c
index a1cc458..a812c41 100644
--- a/src/mainboard/lenovo/t400/variants/r500/gpio.c
+++ b/src/mainboard/lenovo/t400/variants/r500/gpio.c
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/t400/variants/t400/gpio.c b/src/mainboard/lenovo/t400/variants/t400/gpio.c
index ef340f2..1847d7f1 100644
--- a/src/mainboard/lenovo/t400/variants/t400/gpio.c
+++ b/src/mainboard/lenovo/t400/variants/t400/gpio.c
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/t410/acpi/dock.asl b/src/mainboard/lenovo/t410/acpi/dock.asl
index d38f03c..eafb423 100644
--- a/src/mainboard/lenovo/t410/acpi/dock.asl
+++ b/src/mainboard/lenovo/t410/acpi/dock.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Scope (\_SB)
 {
diff --git a/src/mainboard/lenovo/t410/acpi/ec.asl b/src/mainboard/lenovo/t410/acpi/ec.asl
index 5ca4034..81331d4 100644
--- a/src/mainboard/lenovo/t410/acpi/ec.asl
+++ b/src/mainboard/lenovo/t410/acpi/ec.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
 
diff --git a/src/mainboard/lenovo/t410/acpi/gpe.asl b/src/mainboard/lenovo/t410/acpi/gpe.asl
index a32dacd..7f16433 100644
--- a/src/mainboard/lenovo/t410/acpi/gpe.asl
+++ b/src/mainboard/lenovo/t410/acpi/gpe.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Scope (\_GPE)
 {
diff --git a/src/mainboard/lenovo/t410/acpi/platform.asl b/src/mainboard/lenovo/t410/acpi/platform.asl
index a5c80f2..a5c3964 100644
--- a/src/mainboard/lenovo/t410/acpi/platform.asl
+++ b/src/mainboard/lenovo/t410/acpi/platform.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/t410/acpi_tables.c b/src/mainboard/lenovo/t410/acpi_tables.c
index 3794345..e63f226 100644
--- a/src/mainboard/lenovo/t410/acpi_tables.c
+++ b/src/mainboard/lenovo/t410/acpi_tables.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/ibexpeak/nvs.h>
 
diff --git a/src/mainboard/lenovo/t410/dock.c b/src/mainboard/lenovo/t410/dock.c
index 8e32b6a..f06cefe 100644
--- a/src/mainboard/lenovo/t410/dock.c
+++ b/src/mainboard/lenovo/t410/dock.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <console/console.h>
 #include <device/device.h>
diff --git a/src/mainboard/lenovo/t410/dock.h b/src/mainboard/lenovo/t410/dock.h
index af368b3..b793953 100644
--- a/src/mainboard/lenovo/t410/dock.h
+++ b/src/mainboard/lenovo/t410/dock.h
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #ifndef THINKPAD_X201_DOCK_H
 #define THINKPAD_X201_DOCK_H
diff --git a/src/mainboard/lenovo/t410/dsdt.asl b/src/mainboard/lenovo/t410/dsdt.asl
index f3592ca..c49c31b 100644
--- a/src/mainboard/lenovo/t410/dsdt.asl
+++ b/src/mainboard/lenovo/t410/dsdt.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 17
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/t410/early_init.c b/src/mainboard/lenovo/t410/early_init.c
index 6a6b2e8..ade98f1 100644
--- a/src/mainboard/lenovo/t410/early_init.c
+++ b/src/mainboard/lenovo/t410/early_init.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <bootblock_common.h>
 #include <ec/acpi/ec.h>
diff --git a/src/mainboard/lenovo/t410/gpio.c b/src/mainboard/lenovo/t410/gpio.c
index f5e9a04..0af4d4f 100644
--- a/src/mainboard/lenovo/t410/gpio.c
+++ b/src/mainboard/lenovo/t410/gpio.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/t410/mainboard.c b/src/mainboard/lenovo/t410/mainboard.c
index cc4eb38..63bfaf2 100644
--- a/src/mainboard/lenovo/t410/mainboard.c
+++ b/src/mainboard/lenovo/t410/mainboard.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <arch/acpi.h>
diff --git a/src/mainboard/lenovo/t410/romstage.c b/src/mainboard/lenovo/t410/romstage.c
index 7b87c31..73947cf 100644
--- a/src/mainboard/lenovo/t410/romstage.c
+++ b/src/mainboard/lenovo/t410/romstage.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <stdint.h>
 #include <device/pci_ops.h>
diff --git a/src/mainboard/lenovo/t410/smihandler.c b/src/mainboard/lenovo/t410/smihandler.c
index 5ff6125..a106f86 100644
--- a/src/mainboard/lenovo/t410/smihandler.c
+++ b/src/mainboard/lenovo/t410/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/t420/acpi/ec.asl b/src/mainboard/lenovo/t420/acpi/ec.asl
index 825ff7a..2dda5ec 100644
--- a/src/mainboard/lenovo/t420/acpi/ec.asl
+++ b/src/mainboard/lenovo/t420/acpi/ec.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
 
diff --git a/src/mainboard/lenovo/t420/acpi/platform.asl b/src/mainboard/lenovo/t420/acpi/platform.asl
index f3b0e1a..dc46182 100644
--- a/src/mainboard/lenovo/t420/acpi/platform.asl
+++ b/src/mainboard/lenovo/t420/acpi/platform.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/t420/acpi_tables.c b/src/mainboard/lenovo/t420/acpi_tables.c
index c828ea1..65c6019 100644
--- a/src/mainboard/lenovo/t420/acpi_tables.c
+++ b/src/mainboard/lenovo/t420/acpi_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/bd82x6x/nvs.h>
 
diff --git a/src/mainboard/lenovo/t420/dsdt.asl b/src/mainboard/lenovo/t420/dsdt.asl
index 7130c6a..a03b252 100644
--- a/src/mainboard/lenovo/t420/dsdt.asl
+++ b/src/mainboard/lenovo/t420/dsdt.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 17
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/t420/early_init.c b/src/mainboard/lenovo/t420/early_init.c
index 1d267d1..6c189f4 100644
--- a/src/mainboard/lenovo/t420/early_init.c
+++ b/src/mainboard/lenovo/t420/early_init.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/pci_ops.h>
 #include <northbridge/intel/sandybridge/raminit_native.h>
diff --git a/src/mainboard/lenovo/t420/gpio.c b/src/mainboard/lenovo/t420/gpio.c
index 75cb458..5fc8071 100644
--- a/src/mainboard/lenovo/t420/gpio.c
+++ b/src/mainboard/lenovo/t420/gpio.c
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/t420/hda_verb.c b/src/mainboard/lenovo/t420/hda_verb.c
index 62b2eab..690c936 100644
--- a/src/mainboard/lenovo/t420/hda_verb.c
+++ b/src/mainboard/lenovo/t420/hda_verb.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* Bits 31:28 - Codec Address */
 /* Bits 27:20 - NID */
diff --git a/src/mainboard/lenovo/t420/mainboard.c b/src/mainboard/lenovo/t420/mainboard.c
index d4be588..0890151 100644
--- a/src/mainboard/lenovo/t420/mainboard.c
+++ b/src/mainboard/lenovo/t420/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <drivers/intel/gma/int15.h>
diff --git a/src/mainboard/lenovo/t420/smihandler.c b/src/mainboard/lenovo/t420/smihandler.c
index a87e908..4432995 100644
--- a/src/mainboard/lenovo/t420/smihandler.c
+++ b/src/mainboard/lenovo/t420/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/t420s/acpi/ec.asl b/src/mainboard/lenovo/t420s/acpi/ec.asl
index 825ff7a..2dda5ec 100644
--- a/src/mainboard/lenovo/t420s/acpi/ec.asl
+++ b/src/mainboard/lenovo/t420s/acpi/ec.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
 
diff --git a/src/mainboard/lenovo/t420s/acpi/platform.asl b/src/mainboard/lenovo/t420s/acpi/platform.asl
index f3b0e1a..dc46182 100644
--- a/src/mainboard/lenovo/t420s/acpi/platform.asl
+++ b/src/mainboard/lenovo/t420s/acpi/platform.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/t420s/acpi_tables.c b/src/mainboard/lenovo/t420s/acpi_tables.c
index c828ea1..65c6019 100644
--- a/src/mainboard/lenovo/t420s/acpi_tables.c
+++ b/src/mainboard/lenovo/t420s/acpi_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/bd82x6x/nvs.h>
 
diff --git a/src/mainboard/lenovo/t420s/dsdt.asl b/src/mainboard/lenovo/t420s/dsdt.asl
index 7130c6a..a03b252 100644
--- a/src/mainboard/lenovo/t420s/dsdt.asl
+++ b/src/mainboard/lenovo/t420s/dsdt.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 17
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/t420s/early_init.c b/src/mainboard/lenovo/t420s/early_init.c
index 6c19a5e..212be38 100644
--- a/src/mainboard/lenovo/t420s/early_init.c
+++ b/src/mainboard/lenovo/t420s/early_init.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/pci_ops.h>
 #include <northbridge/intel/sandybridge/raminit_native.h>
diff --git a/src/mainboard/lenovo/t420s/gpio.c b/src/mainboard/lenovo/t420s/gpio.c
index 3058f1a..0b64efe 100644
--- a/src/mainboard/lenovo/t420s/gpio.c
+++ b/src/mainboard/lenovo/t420s/gpio.c
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 static const struct pch_gpio_set1 pch_gpio_set1_mode = {
diff --git a/src/mainboard/lenovo/t420s/hda_verb.c b/src/mainboard/lenovo/t420s/hda_verb.c
index c3ac350..991e7e4 100644
--- a/src/mainboard/lenovo/t420s/hda_verb.c
+++ b/src/mainboard/lenovo/t420s/hda_verb.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* Bits 31:28 - Codec Address */
 /* Bits 27:20 - NID */
diff --git a/src/mainboard/lenovo/t420s/mainboard.c b/src/mainboard/lenovo/t420s/mainboard.c
index d4be588..0890151 100644
--- a/src/mainboard/lenovo/t420s/mainboard.c
+++ b/src/mainboard/lenovo/t420s/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <drivers/intel/gma/int15.h>
diff --git a/src/mainboard/lenovo/t420s/smihandler.c b/src/mainboard/lenovo/t420s/smihandler.c
index f0ecb0b..84b9c3a 100644
--- a/src/mainboard/lenovo/t420s/smihandler.c
+++ b/src/mainboard/lenovo/t420s/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/t430/acpi/ec.asl b/src/mainboard/lenovo/t430/acpi/ec.asl
index 2fd8472..515143a 100644
--- a/src/mainboard/lenovo/t430/acpi/ec.asl
+++ b/src/mainboard/lenovo/t430/acpi/ec.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
 #include <ec/lenovo/h8/acpi/thinkpad_bat_thresholds_b0.asl>
diff --git a/src/mainboard/lenovo/t430/acpi/platform.asl b/src/mainboard/lenovo/t430/acpi/platform.asl
index d7adb54..e9d9e6c 100644
--- a/src/mainboard/lenovo/t430/acpi/platform.asl
+++ b/src/mainboard/lenovo/t430/acpi/platform.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Method(_WAK,1)
 {
diff --git a/src/mainboard/lenovo/t430/acpi/superio.asl b/src/mainboard/lenovo/t430/acpi/superio.asl
index 606085f..1bc1628 100644
--- a/src/mainboard/lenovo/t430/acpi/superio.asl
+++ b/src/mainboard/lenovo/t430/acpi/superio.asl
@@ -1,15 +1,4 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <drivers/pc80/pc/ps2_controller.asl>
diff --git a/src/mainboard/lenovo/t430/acpi_tables.c b/src/mainboard/lenovo/t430/acpi_tables.c
index 8c10384..483d81e 100644
--- a/src/mainboard/lenovo/t430/acpi_tables.c
+++ b/src/mainboard/lenovo/t430/acpi_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/bd82x6x/nvs.h>
 
diff --git a/src/mainboard/lenovo/t430/dsdt.asl b/src/mainboard/lenovo/t430/dsdt.asl
index 8f68174..583f9f3 100644
--- a/src/mainboard/lenovo/t430/dsdt.asl
+++ b/src/mainboard/lenovo/t430/dsdt.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 17
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/t430/early_init.c b/src/mainboard/lenovo/t430/early_init.c
index 5e4c6ac..f85a821 100644
--- a/src/mainboard/lenovo/t430/early_init.c
+++ b/src/mainboard/lenovo/t430/early_init.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/pci_ops.h>
 #include <device/pci_def.h>
diff --git a/src/mainboard/lenovo/t430/gpio.c b/src/mainboard/lenovo/t430/gpio.c
index c266330..f3131df 100644
--- a/src/mainboard/lenovo/t430/gpio.c
+++ b/src/mainboard/lenovo/t430/gpio.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/t430/hda_verb.c b/src/mainboard/lenovo/t430/hda_verb.c
index 874e26c..e45cf12 100644
--- a/src/mainboard/lenovo/t430/hda_verb.c
+++ b/src/mainboard/lenovo/t430/hda_verb.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/azalia_device.h>
 
diff --git a/src/mainboard/lenovo/t430/mainboard.c b/src/mainboard/lenovo/t430/mainboard.c
index d4be588..0890151 100644
--- a/src/mainboard/lenovo/t430/mainboard.c
+++ b/src/mainboard/lenovo/t430/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <drivers/intel/gma/int15.h>
diff --git a/src/mainboard/lenovo/t430/smihandler.c b/src/mainboard/lenovo/t430/smihandler.c
index b3d5ea3..a402bba 100644
--- a/src/mainboard/lenovo/t430/smihandler.c
+++ b/src/mainboard/lenovo/t430/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/t430s/acpi/ec.asl b/src/mainboard/lenovo/t430s/acpi/ec.asl
index 825ff7a..2dda5ec 100644
--- a/src/mainboard/lenovo/t430s/acpi/ec.asl
+++ b/src/mainboard/lenovo/t430s/acpi/ec.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
 
diff --git a/src/mainboard/lenovo/t430s/acpi/platform.asl b/src/mainboard/lenovo/t430s/acpi/platform.asl
index f3b0e1a..dc46182 100644
--- a/src/mainboard/lenovo/t430s/acpi/platform.asl
+++ b/src/mainboard/lenovo/t430s/acpi/platform.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/t430s/acpi_tables.c b/src/mainboard/lenovo/t430s/acpi_tables.c
index c828ea1..65c6019 100644
--- a/src/mainboard/lenovo/t430s/acpi_tables.c
+++ b/src/mainboard/lenovo/t430s/acpi_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/bd82x6x/nvs.h>
 
diff --git a/src/mainboard/lenovo/t430s/dsdt.asl b/src/mainboard/lenovo/t430s/dsdt.asl
index 7130c6a..a03b252 100644
--- a/src/mainboard/lenovo/t430s/dsdt.asl
+++ b/src/mainboard/lenovo/t430s/dsdt.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 17
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/t430s/mainboard.c b/src/mainboard/lenovo/t430s/mainboard.c
index d4be588..0890151 100644
--- a/src/mainboard/lenovo/t430s/mainboard.c
+++ b/src/mainboard/lenovo/t430s/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <drivers/intel/gma/int15.h>
diff --git a/src/mainboard/lenovo/t430s/smihandler.c b/src/mainboard/lenovo/t430s/smihandler.c
index a51eddc..c274527 100644
--- a/src/mainboard/lenovo/t430s/smihandler.c
+++ b/src/mainboard/lenovo/t430s/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/t430s/variants/t430s/gpio.c b/src/mainboard/lenovo/t430s/variants/t430s/gpio.c
index 9adc481..9fe0bf1 100644
--- a/src/mainboard/lenovo/t430s/variants/t430s/gpio.c
+++ b/src/mainboard/lenovo/t430s/variants/t430s/gpio.c
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 static const struct pch_gpio_set1 pch_gpio_set1_mode = {
diff --git a/src/mainboard/lenovo/t430s/variants/t430s/hda_verb.c b/src/mainboard/lenovo/t430s/variants/t430s/hda_verb.c
index ba97d98..950004d 100644
--- a/src/mainboard/lenovo/t430s/variants/t430s/hda_verb.c
+++ b/src/mainboard/lenovo/t430s/variants/t430s/hda_verb.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* Bits 31:28 - Codec Address */
 /* Bits 27:20 - NID */
diff --git a/src/mainboard/lenovo/t430s/variants/t430s/romstage.c b/src/mainboard/lenovo/t430s/variants/t430s/romstage.c
index d939072..a8c9aa7 100644
--- a/src/mainboard/lenovo/t430s/variants/t430s/romstage.c
+++ b/src/mainboard/lenovo/t430s/variants/t430s/romstage.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <option.h>
 #include <device/pci_ops.h>
diff --git a/src/mainboard/lenovo/t430s/variants/t431s/gpio.c b/src/mainboard/lenovo/t430s/variants/t431s/gpio.c
index f4d147b..863d59f 100644
--- a/src/mainboard/lenovo/t430s/variants/t431s/gpio.c
+++ b/src/mainboard/lenovo/t430s/variants/t431s/gpio.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/t430s/variants/t431s/hda_verb.c b/src/mainboard/lenovo/t430s/variants/t431s/hda_verb.c
index 2782d72..1a0a78d 100644
--- a/src/mainboard/lenovo/t430s/variants/t431s/hda_verb.c
+++ b/src/mainboard/lenovo/t430s/variants/t431s/hda_verb.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/azalia_device.h>
 
diff --git a/src/mainboard/lenovo/t430s/variants/t431s/romstage.c b/src/mainboard/lenovo/t430s/variants/t431s/romstage.c
index e3679a4..b6be4f2 100644
--- a/src/mainboard/lenovo/t430s/variants/t431s/romstage.c
+++ b/src/mainboard/lenovo/t430s/variants/t431s/romstage.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <option.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/t440p/acpi_tables.c b/src/mainboard/lenovo/t440p/acpi_tables.c
index 445d4b5..06d1dfb 100644
--- a/src/mainboard/lenovo/t440p/acpi_tables.c
+++ b/src/mainboard/lenovo/t440p/acpi_tables.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/lynxpoint/nvs.h>
 
diff --git a/src/mainboard/lenovo/t440p/gpio.c b/src/mainboard/lenovo/t440p/gpio.c
index 36443df..bc02afd 100644
--- a/src/mainboard/lenovo/t440p/gpio.c
+++ b/src/mainboard/lenovo/t440p/gpio.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/t440p/hda_verb.c b/src/mainboard/lenovo/t440p/hda_verb.c
index d184345..fb59070 100644
--- a/src/mainboard/lenovo/t440p/hda_verb.c
+++ b/src/mainboard/lenovo/t440p/hda_verb.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/azalia_device.h>
 
diff --git a/src/mainboard/lenovo/t440p/romstage.c b/src/mainboard/lenovo/t440p/romstage.c
index 1e4f17a..240aae2 100644
--- a/src/mainboard/lenovo/t440p/romstage.c
+++ b/src/mainboard/lenovo/t440p/romstage.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <stdint.h>
 #include <arch/romstage.h>
diff --git a/src/mainboard/lenovo/t440p/smihandler.c b/src/mainboard/lenovo/t440p/smihandler.c
index f5dd8a3..aae16a3 100644
--- a/src/mainboard/lenovo/t440p/smihandler.c
+++ b/src/mainboard/lenovo/t440p/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/pci_ops.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/t520/acpi/ec.asl b/src/mainboard/lenovo/t520/acpi/ec.asl
index 825ff7a..2dda5ec 100644
--- a/src/mainboard/lenovo/t520/acpi/ec.asl
+++ b/src/mainboard/lenovo/t520/acpi/ec.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
 
diff --git a/src/mainboard/lenovo/t520/acpi/platform.asl b/src/mainboard/lenovo/t520/acpi/platform.asl
index f3b0e1a..dc46182 100644
--- a/src/mainboard/lenovo/t520/acpi/platform.asl
+++ b/src/mainboard/lenovo/t520/acpi/platform.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/t520/acpi_tables.c b/src/mainboard/lenovo/t520/acpi_tables.c
index c828ea1..65c6019 100644
--- a/src/mainboard/lenovo/t520/acpi_tables.c
+++ b/src/mainboard/lenovo/t520/acpi_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/bd82x6x/nvs.h>
 
diff --git a/src/mainboard/lenovo/t520/dsdt.asl b/src/mainboard/lenovo/t520/dsdt.asl
index 7130c6a..a03b252 100644
--- a/src/mainboard/lenovo/t520/dsdt.asl
+++ b/src/mainboard/lenovo/t520/dsdt.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 17
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/t520/early_init.c b/src/mainboard/lenovo/t520/early_init.c
index 22dcb25..c49a297 100644
--- a/src/mainboard/lenovo/t520/early_init.c
+++ b/src/mainboard/lenovo/t520/early_init.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <stdint.h>
 #include <device/pci_ops.h>
diff --git a/src/mainboard/lenovo/t520/hda_verb.c b/src/mainboard/lenovo/t520/hda_verb.c
index e141fde..67e3bf5 100644
--- a/src/mainboard/lenovo/t520/hda_verb.c
+++ b/src/mainboard/lenovo/t520/hda_verb.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* Bits 31:28 - Codec Address */
 /* Bits 27:20 - NID */
diff --git a/src/mainboard/lenovo/t520/mainboard.c b/src/mainboard/lenovo/t520/mainboard.c
index 38ef280..3a1d5b6 100644
--- a/src/mainboard/lenovo/t520/mainboard.c
+++ b/src/mainboard/lenovo/t520/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <drivers/intel/gma/int15.h>
diff --git a/src/mainboard/lenovo/t520/smihandler.c b/src/mainboard/lenovo/t520/smihandler.c
index a51eddc..c274527 100644
--- a/src/mainboard/lenovo/t520/smihandler.c
+++ b/src/mainboard/lenovo/t520/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/t520/variants/t520/gpio.c b/src/mainboard/lenovo/t520/variants/t520/gpio.c
index 6b329c6..318f844 100644
--- a/src/mainboard/lenovo/t520/variants/t520/gpio.c
+++ b/src/mainboard/lenovo/t520/variants/t520/gpio.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/t520/variants/t520/romstage.c b/src/mainboard/lenovo/t520/variants/t520/romstage.c
index a774455..3e745b8 100644
--- a/src/mainboard/lenovo/t520/variants/t520/romstage.c
+++ b/src/mainboard/lenovo/t520/variants/t520/romstage.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <northbridge/intel/sandybridge/raminit_native.h>
 
diff --git a/src/mainboard/lenovo/t520/variants/w520/gpio.c b/src/mainboard/lenovo/t520/variants/w520/gpio.c
index 2f9c995..334b664 100644
--- a/src/mainboard/lenovo/t520/variants/w520/gpio.c
+++ b/src/mainboard/lenovo/t520/variants/w520/gpio.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/t520/variants/w520/romstage.c b/src/mainboard/lenovo/t520/variants/w520/romstage.c
index 5c37237..da8c811 100644
--- a/src/mainboard/lenovo/t520/variants/w520/romstage.c
+++ b/src/mainboard/lenovo/t520/variants/w520/romstage.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <northbridge/intel/sandybridge/raminit_native.h>
 
diff --git a/src/mainboard/lenovo/t530/acpi/ec.asl b/src/mainboard/lenovo/t530/acpi/ec.asl
index 825ff7a..2dda5ec 100644
--- a/src/mainboard/lenovo/t530/acpi/ec.asl
+++ b/src/mainboard/lenovo/t530/acpi/ec.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
 
diff --git a/src/mainboard/lenovo/t530/acpi/platform.asl b/src/mainboard/lenovo/t530/acpi/platform.asl
index f3b0e1a..dc46182 100644
--- a/src/mainboard/lenovo/t530/acpi/platform.asl
+++ b/src/mainboard/lenovo/t530/acpi/platform.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/t530/acpi_tables.c b/src/mainboard/lenovo/t530/acpi_tables.c
index c828ea1..65c6019 100644
--- a/src/mainboard/lenovo/t530/acpi_tables.c
+++ b/src/mainboard/lenovo/t530/acpi_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/bd82x6x/nvs.h>
 
diff --git a/src/mainboard/lenovo/t530/dsdt.asl b/src/mainboard/lenovo/t530/dsdt.asl
index 7130c6a..a03b252 100644
--- a/src/mainboard/lenovo/t530/dsdt.asl
+++ b/src/mainboard/lenovo/t530/dsdt.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 17
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/t530/early_init.c b/src/mainboard/lenovo/t530/early_init.c
index 76a5deb..4cacd10 100644
--- a/src/mainboard/lenovo/t530/early_init.c
+++ b/src/mainboard/lenovo/t530/early_init.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <stdint.h>
 #include <device/pci_ops.h>
diff --git a/src/mainboard/lenovo/t530/hda_verb.c b/src/mainboard/lenovo/t530/hda_verb.c
index a6b3e6a..5fa4625 100644
--- a/src/mainboard/lenovo/t530/hda_verb.c
+++ b/src/mainboard/lenovo/t530/hda_verb.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* Bits 31:28 - Codec Address */
 /* Bits 27:20 - NID */
diff --git a/src/mainboard/lenovo/t530/mainboard.c b/src/mainboard/lenovo/t530/mainboard.c
index d6a8ed7..908a109 100644
--- a/src/mainboard/lenovo/t530/mainboard.c
+++ b/src/mainboard/lenovo/t530/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <drivers/intel/gma/int15.h>
diff --git a/src/mainboard/lenovo/t530/smihandler.c b/src/mainboard/lenovo/t530/smihandler.c
index a51eddc..c274527 100644
--- a/src/mainboard/lenovo/t530/smihandler.c
+++ b/src/mainboard/lenovo/t530/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/t530/variants/t530/gpio.c b/src/mainboard/lenovo/t530/variants/t530/gpio.c
index cbae7f0..778a02a 100644
--- a/src/mainboard/lenovo/t530/variants/t530/gpio.c
+++ b/src/mainboard/lenovo/t530/variants/t530/gpio.c
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 static const struct pch_gpio_set1 pch_gpio_set1_mode = {
diff --git a/src/mainboard/lenovo/t530/variants/t530/romstage.c b/src/mainboard/lenovo/t530/variants/t530/romstage.c
index dfe0085..a062b91 100644
--- a/src/mainboard/lenovo/t530/variants/t530/romstage.c
+++ b/src/mainboard/lenovo/t530/variants/t530/romstage.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <northbridge/intel/sandybridge/raminit_native.h>
 #include <southbridge/intel/bd82x6x/pch.h>
diff --git a/src/mainboard/lenovo/t530/variants/w530/gpio.c b/src/mainboard/lenovo/t530/variants/w530/gpio.c
index 4ed4a52..0de022d 100644
--- a/src/mainboard/lenovo/t530/variants/w530/gpio.c
+++ b/src/mainboard/lenovo/t530/variants/w530/gpio.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/t530/variants/w530/romstage.c b/src/mainboard/lenovo/t530/variants/w530/romstage.c
index 7520bc3..a01ad56 100644
--- a/src/mainboard/lenovo/t530/variants/w530/romstage.c
+++ b/src/mainboard/lenovo/t530/variants/w530/romstage.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <northbridge/intel/sandybridge/raminit_native.h>
 #include <southbridge/intel/bd82x6x/pch.h>
diff --git a/src/mainboard/lenovo/t60/acpi/dock.asl b/src/mainboard/lenovo/t60/acpi/dock.asl
index 7801a04..644e93f 100644
--- a/src/mainboard/lenovo/t60/acpi/dock.asl
+++ b/src/mainboard/lenovo/t60/acpi/dock.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include "smi.h"
 
diff --git a/src/mainboard/lenovo/t60/acpi/ec.asl b/src/mainboard/lenovo/t60/acpi/ec.asl
index 579f774..92bbbec 100644
--- a/src/mainboard/lenovo/t60/acpi/ec.asl
+++ b/src/mainboard/lenovo/t60/acpi/ec.asl
@@ -1,16 +1,4 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
diff --git a/src/mainboard/lenovo/t60/acpi/gpe.asl b/src/mainboard/lenovo/t60/acpi/gpe.asl
index a32dacd..7f16433 100644
--- a/src/mainboard/lenovo/t60/acpi/gpe.asl
+++ b/src/mainboard/lenovo/t60/acpi/gpe.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Scope (\_GPE)
 {
diff --git a/src/mainboard/lenovo/t60/acpi/ich7_pci_irqs.asl b/src/mainboard/lenovo/t60/acpi/ich7_pci_irqs.asl
index 38cf00d..fe5b1ae 100644
--- a/src/mainboard/lenovo/t60/acpi/ich7_pci_irqs.asl
+++ b/src/mainboard/lenovo/t60/acpi/ich7_pci_irqs.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* This is board specific information: IRQ routing for the
  * 0:1e.0 PCI bridge of the ICH7
diff --git a/src/mainboard/lenovo/t60/acpi/platform.asl b/src/mainboard/lenovo/t60/acpi/platform.asl
index bbbc2ff..5f6cf0f 100644
--- a/src/mainboard/lenovo/t60/acpi/platform.asl
+++ b/src/mainboard/lenovo/t60/acpi/platform.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/t60/acpi/video.asl b/src/mainboard/lenovo/t60/acpi/video.asl
index 62d7132..294ea2e 100644
--- a/src/mainboard/lenovo/t60/acpi/video.asl
+++ b/src/mainboard/lenovo/t60/acpi/video.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include "smi.h"
 
diff --git a/src/mainboard/lenovo/t60/acpi_tables.c b/src/mainboard/lenovo/t60/acpi_tables.c
index 4bb6b50..bb5d03d 100644
--- a/src/mainboard/lenovo/t60/acpi_tables.c
+++ b/src/mainboard/lenovo/t60/acpi_tables.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/i82801gx/nvs.h>
 
diff --git a/src/mainboard/lenovo/t60/dock.c b/src/mainboard/lenovo/t60/dock.c
index 080a9c8..e5f0c50 100644
--- a/src/mainboard/lenovo/t60/dock.c
+++ b/src/mainboard/lenovo/t60/dock.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <arch/io.h>
diff --git a/src/mainboard/lenovo/t60/dock.h b/src/mainboard/lenovo/t60/dock.h
index 219f673..7522b32 100644
--- a/src/mainboard/lenovo/t60/dock.h
+++ b/src/mainboard/lenovo/t60/dock.h
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #ifndef THINKPAD_X60_DOCK_H
 #define THINKPAD_X60_DOCK_H
diff --git a/src/mainboard/lenovo/t60/dsdt.asl b/src/mainboard/lenovo/t60/dsdt.asl
index e7a7e50..51ff336 100644
--- a/src/mainboard/lenovo/t60/dsdt.asl
+++ b/src/mainboard/lenovo/t60/dsdt.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 28
 #define BRIGHTNESS_UP \BRTU
diff --git a/src/mainboard/lenovo/t60/early_init.c b/src/mainboard/lenovo/t60/early_init.c
index 23502c3..dba4c4c 100644
--- a/src/mainboard/lenovo/t60/early_init.c
+++ b/src/mainboard/lenovo/t60/early_init.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <bootblock_common.h>
 #include <delay.h>
diff --git a/src/mainboard/lenovo/t60/gpio.c b/src/mainboard/lenovo/t60/gpio.c
index a316e4e..94a3548 100644
--- a/src/mainboard/lenovo/t60/gpio.c
+++ b/src/mainboard/lenovo/t60/gpio.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/t60/hda_verb.c b/src/mainboard/lenovo/t60/hda_verb.c
index f73e473..28a2b5d 100644
--- a/src/mainboard/lenovo/t60/hda_verb.c
+++ b/src/mainboard/lenovo/t60/hda_verb.c
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/azalia_device.h>
 
diff --git a/src/mainboard/lenovo/t60/mainboard.c b/src/mainboard/lenovo/t60/mainboard.c
index 9a09c7d..aba0a9bfe 100644
--- a/src/mainboard/lenovo/t60/mainboard.c
+++ b/src/mainboard/lenovo/t60/mainboard.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <device/device.h>
diff --git a/src/mainboard/lenovo/t60/mptable.c b/src/mainboard/lenovo/t60/mptable.c
index 4f51663..6cb76ac 100644
--- a/src/mainboard/lenovo/t60/mptable.c
+++ b/src/mainboard/lenovo/t60/mptable.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <arch/smp/mpspec.h>
diff --git a/src/mainboard/lenovo/t60/smi.h b/src/mainboard/lenovo/t60/smi.h
index a4cb73d..cb0e4d3 100644
--- a/src/mainboard/lenovo/t60/smi.h
+++ b/src/mainboard/lenovo/t60/smi.h
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #ifndef MAINBOARD_LENOVO_X60_SMI_H
 #define MAINBOARD_LENOVO_X60_SMI_H
diff --git a/src/mainboard/lenovo/t60/smihandler.c b/src/mainboard/lenovo/t60/smihandler.c
index c84712f..cb25590 100644
--- a/src/mainboard/lenovo/t60/smihandler.c
+++ b/src/mainboard/lenovo/t60/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <device/pci_ops.h>
diff --git a/src/mainboard/lenovo/thinkcentre_a58/acpi/ich7_pci_irqs.asl b/src/mainboard/lenovo/thinkcentre_a58/acpi/ich7_pci_irqs.asl
index 31744e4..e034437 100644
--- a/src/mainboard/lenovo/thinkcentre_a58/acpi/ich7_pci_irqs.asl
+++ b/src/mainboard/lenovo/thinkcentre_a58/acpi/ich7_pci_irqs.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /*
  * This is board specific information:
diff --git a/src/mainboard/lenovo/thinkcentre_a58/acpi/superio.asl b/src/mainboard/lenovo/thinkcentre_a58/acpi/superio.asl
index 8902579..0dbc843 100644
--- a/src/mainboard/lenovo/thinkcentre_a58/acpi/superio.asl
+++ b/src/mainboard/lenovo/thinkcentre_a58/acpi/superio.asl
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #undef SUPERIO_DEV
 #undef SUPERIO_PNP_BASE
diff --git a/src/mainboard/lenovo/thinkcentre_a58/acpi_tables.c b/src/mainboard/lenovo/thinkcentre_a58/acpi_tables.c
index b0370c1..7f47b3a 100644
--- a/src/mainboard/lenovo/thinkcentre_a58/acpi_tables.c
+++ b/src/mainboard/lenovo/thinkcentre_a58/acpi_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/i82801gx/nvs.h>
 
diff --git a/src/mainboard/lenovo/thinkcentre_a58/cstates.c b/src/mainboard/lenovo/thinkcentre_a58/cstates.c
index 2a6d8ad..10498e1 100644
--- a/src/mainboard/lenovo/thinkcentre_a58/cstates.c
+++ b/src/mainboard/lenovo/thinkcentre_a58/cstates.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/acpigen.h>
 
diff --git a/src/mainboard/lenovo/thinkcentre_a58/dsdt.asl b/src/mainboard/lenovo/thinkcentre_a58/dsdt.asl
index 6120949..8880ba7 100644
--- a/src/mainboard/lenovo/thinkcentre_a58/dsdt.asl
+++ b/src/mainboard/lenovo/thinkcentre_a58/dsdt.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/acpi.h>
 DefinitionBlock(
diff --git a/src/mainboard/lenovo/thinkcentre_a58/gpio.c b/src/mainboard/lenovo/thinkcentre_a58/gpio.c
index 758198f..96c023d 100644
--- a/src/mainboard/lenovo/thinkcentre_a58/gpio.c
+++ b/src/mainboard/lenovo/thinkcentre_a58/gpio.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/x131e/acpi/ec.asl b/src/mainboard/lenovo/x131e/acpi/ec.asl
index 579f774..92bbbec 100644
--- a/src/mainboard/lenovo/x131e/acpi/ec.asl
+++ b/src/mainboard/lenovo/x131e/acpi/ec.asl
@@ -1,16 +1,4 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
diff --git a/src/mainboard/lenovo/x131e/acpi/platform.asl b/src/mainboard/lenovo/x131e/acpi/platform.asl
index f3b0e1a..dc46182 100644
--- a/src/mainboard/lenovo/x131e/acpi/platform.asl
+++ b/src/mainboard/lenovo/x131e/acpi/platform.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/x131e/acpi/superio.asl b/src/mainboard/lenovo/x131e/acpi/superio.asl
index 606085f..1bc1628 100644
--- a/src/mainboard/lenovo/x131e/acpi/superio.asl
+++ b/src/mainboard/lenovo/x131e/acpi/superio.asl
@@ -1,15 +1,4 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <drivers/pc80/pc/ps2_controller.asl>
diff --git a/src/mainboard/lenovo/x131e/acpi_tables.c b/src/mainboard/lenovo/x131e/acpi_tables.c
index c828ea1..65c6019 100644
--- a/src/mainboard/lenovo/x131e/acpi_tables.c
+++ b/src/mainboard/lenovo/x131e/acpi_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/bd82x6x/nvs.h>
 
diff --git a/src/mainboard/lenovo/x131e/dsdt.asl b/src/mainboard/lenovo/x131e/dsdt.asl
index 4aa74c5..1c237fe 100644
--- a/src/mainboard/lenovo/x131e/dsdt.asl
+++ b/src/mainboard/lenovo/x131e/dsdt.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 22
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/x131e/early_init.c b/src/mainboard/lenovo/x131e/early_init.c
index 8cbcf29..ade92aa 100644
--- a/src/mainboard/lenovo/x131e/early_init.c
+++ b/src/mainboard/lenovo/x131e/early_init.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <northbridge/intel/sandybridge/raminit_native.h>
 #include <southbridge/intel/bd82x6x/pch.h>
diff --git a/src/mainboard/lenovo/x131e/gpio.c b/src/mainboard/lenovo/x131e/gpio.c
index 47aad82..78ec1036e 100644
--- a/src/mainboard/lenovo/x131e/gpio.c
+++ b/src/mainboard/lenovo/x131e/gpio.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/x131e/hda_verb.c b/src/mainboard/lenovo/x131e/hda_verb.c
index 3ff0fa4..2bbccde 100644
--- a/src/mainboard/lenovo/x131e/hda_verb.c
+++ b/src/mainboard/lenovo/x131e/hda_verb.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/azalia_device.h>
 
diff --git a/src/mainboard/lenovo/x131e/mainboard.c b/src/mainboard/lenovo/x131e/mainboard.c
index d4be588..0890151 100644
--- a/src/mainboard/lenovo/x131e/mainboard.c
+++ b/src/mainboard/lenovo/x131e/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <drivers/intel/gma/int15.h>
diff --git a/src/mainboard/lenovo/x1_carbon_gen1/acpi/ec.asl b/src/mainboard/lenovo/x1_carbon_gen1/acpi/ec.asl
index 825ff7a..2dda5ec 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/acpi/ec.asl
+++ b/src/mainboard/lenovo/x1_carbon_gen1/acpi/ec.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
 
diff --git a/src/mainboard/lenovo/x1_carbon_gen1/acpi/platform.asl b/src/mainboard/lenovo/x1_carbon_gen1/acpi/platform.asl
index f3b0e1a..dc46182 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/acpi/platform.asl
+++ b/src/mainboard/lenovo/x1_carbon_gen1/acpi/platform.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/x1_carbon_gen1/acpi_tables.c b/src/mainboard/lenovo/x1_carbon_gen1/acpi_tables.c
index c828ea1..65c6019 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/acpi_tables.c
+++ b/src/mainboard/lenovo/x1_carbon_gen1/acpi_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/bd82x6x/nvs.h>
 
diff --git a/src/mainboard/lenovo/x1_carbon_gen1/dsdt.asl b/src/mainboard/lenovo/x1_carbon_gen1/dsdt.asl
index 862c869..ce85612 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/dsdt.asl
+++ b/src/mainboard/lenovo/x1_carbon_gen1/dsdt.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 17
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/x1_carbon_gen1/early_init.c b/src/mainboard/lenovo/x1_carbon_gen1/early_init.c
index 52c317c..39051cd 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/early_init.c
+++ b/src/mainboard/lenovo/x1_carbon_gen1/early_init.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <stdint.h>
 #include <string.h>
diff --git a/src/mainboard/lenovo/x1_carbon_gen1/gpio.c b/src/mainboard/lenovo/x1_carbon_gen1/gpio.c
index cc2011b..b0e58871 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/gpio.c
+++ b/src/mainboard/lenovo/x1_carbon_gen1/gpio.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 static const struct pch_gpio_set1 pch_gpio_set1_mode = {
diff --git a/src/mainboard/lenovo/x1_carbon_gen1/hda_verb.c b/src/mainboard/lenovo/x1_carbon_gen1/hda_verb.c
index b2de7b1..c524f5e 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/hda_verb.c
+++ b/src/mainboard/lenovo/x1_carbon_gen1/hda_verb.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/azalia_device.h>
 
diff --git a/src/mainboard/lenovo/x1_carbon_gen1/mainboard.c b/src/mainboard/lenovo/x1_carbon_gen1/mainboard.c
index d4be588..0890151 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/mainboard.c
+++ b/src/mainboard/lenovo/x1_carbon_gen1/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <drivers/intel/gma/int15.h>
diff --git a/src/mainboard/lenovo/x1_carbon_gen1/smihandler.c b/src/mainboard/lenovo/x1_carbon_gen1/smihandler.c
index b3d5ea3..a402bba 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/smihandler.c
+++ b/src/mainboard/lenovo/x1_carbon_gen1/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/x200/acpi/dock.asl b/src/mainboard/lenovo/x200/acpi/dock.asl
index 1edead0..ad752db 100644
--- a/src/mainboard/lenovo/x200/acpi/dock.asl
+++ b/src/mainboard/lenovo/x200/acpi/dock.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Scope (\_SB)
 {
diff --git a/src/mainboard/lenovo/x200/acpi/gpe.asl b/src/mainboard/lenovo/x200/acpi/gpe.asl
index a32dacd..7f16433 100644
--- a/src/mainboard/lenovo/x200/acpi/gpe.asl
+++ b/src/mainboard/lenovo/x200/acpi/gpe.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Scope (\_GPE)
 {
diff --git a/src/mainboard/lenovo/x200/acpi/ich9_pci_irqs.asl b/src/mainboard/lenovo/x200/acpi/ich9_pci_irqs.asl
index ecc805a..be9ecd0 100644
--- a/src/mainboard/lenovo/x200/acpi/ich9_pci_irqs.asl
+++ b/src/mainboard/lenovo/x200/acpi/ich9_pci_irqs.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* This is board specific information: IRQ routing for the
  * 0:1e.0 PCI bridge of the ICH9
diff --git a/src/mainboard/lenovo/x200/acpi/platform.asl b/src/mainboard/lenovo/x200/acpi/platform.asl
index eca012b..2247461 100644
--- a/src/mainboard/lenovo/x200/acpi/platform.asl
+++ b/src/mainboard/lenovo/x200/acpi/platform.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/x200/acpi_tables.c b/src/mainboard/lenovo/x200/acpi_tables.c
index 66accb9..653365a 100644
--- a/src/mainboard/lenovo/x200/acpi_tables.c
+++ b/src/mainboard/lenovo/x200/acpi_tables.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <string.h>
 #include <arch/ioapic.h>
diff --git a/src/mainboard/lenovo/x200/blc.c b/src/mainboard/lenovo/x200/blc.c
index cdd39a1..0168382 100644
--- a/src/mainboard/lenovo/x200/blc.c
+++ b/src/mainboard/lenovo/x200/blc.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <stdint.h>
 #include <commonlib/helpers.h>
diff --git a/src/mainboard/lenovo/x200/cstates.c b/src/mainboard/lenovo/x200/cstates.c
index d6143d1..81fb3d5 100644
--- a/src/mainboard/lenovo/x200/cstates.c
+++ b/src/mainboard/lenovo/x200/cstates.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/acpigen.h>
 
diff --git a/src/mainboard/lenovo/x200/dock.h b/src/mainboard/lenovo/x200/dock.h
index c68d4c2..614957b 100644
--- a/src/mainboard/lenovo/x200/dock.h
+++ b/src/mainboard/lenovo/x200/dock.h
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #ifndef THINKPAD_X200_DOCK_H
 #define THINKPAD_X200_DOCK_H
diff --git a/src/mainboard/lenovo/x200/dsdt.asl b/src/mainboard/lenovo/x200/dsdt.asl
index e97d47e..1357a3a 100644
--- a/src/mainboard/lenovo/x200/dsdt.asl
+++ b/src/mainboard/lenovo/x200/dsdt.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 17
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/x200/fadt.c b/src/mainboard/lenovo/x200/fadt.c
index c3c9015..3aeb8bc 100644
--- a/src/mainboard/lenovo/x200/fadt.c
+++ b/src/mainboard/lenovo/x200/fadt.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <string.h>
 #include <device/pci_ops.h>
diff --git a/src/mainboard/lenovo/x200/hda_verb.c b/src/mainboard/lenovo/x200/hda_verb.c
index 001e436..169230f 100644
--- a/src/mainboard/lenovo/x200/hda_verb.c
+++ b/src/mainboard/lenovo/x200/hda_verb.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/azalia_device.h>
 
diff --git a/src/mainboard/lenovo/x200/mainboard.c b/src/mainboard/lenovo/x200/mainboard.c
index 3406689..f3ef0ec 100644
--- a/src/mainboard/lenovo/x200/mainboard.c
+++ b/src/mainboard/lenovo/x200/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <drivers/intel/gma/int15.h>
diff --git a/src/mainboard/lenovo/x200/romstage.c b/src/mainboard/lenovo/x200/romstage.c
index f90f04b..c44f2c0 100644
--- a/src/mainboard/lenovo/x200/romstage.c
+++ b/src/mainboard/lenovo/x200/romstage.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 #include <northbridge/intel/gm45/gm45.h>
diff --git a/src/mainboard/lenovo/x200/variants/x200/dock.c b/src/mainboard/lenovo/x200/variants/x200/dock.c
index d51afec..c9257c7 100644
--- a/src/mainboard/lenovo/x200/variants/x200/dock.c
+++ b/src/mainboard/lenovo/x200/variants/x200/dock.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <console/console.h>
 #include <device/device.h>
diff --git a/src/mainboard/lenovo/x200/variants/x200/gpio.c b/src/mainboard/lenovo/x200/variants/x200/gpio.c
index 516a3ae..b306ed1 100644
--- a/src/mainboard/lenovo/x200/variants/x200/gpio.c
+++ b/src/mainboard/lenovo/x200/variants/x200/gpio.c
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/x200/variants/x301/gpio.c b/src/mainboard/lenovo/x200/variants/x301/gpio.c
index 10ad18a..af580ae 100644
--- a/src/mainboard/lenovo/x200/variants/x301/gpio.c
+++ b/src/mainboard/lenovo/x200/variants/x301/gpio.c
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/x201/acpi/dock.asl b/src/mainboard/lenovo/x201/acpi/dock.asl
index 35e62df..2badb253 100644
--- a/src/mainboard/lenovo/x201/acpi/dock.asl
+++ b/src/mainboard/lenovo/x201/acpi/dock.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Scope (\_SB)
 {
diff --git a/src/mainboard/lenovo/x201/acpi/ec.asl b/src/mainboard/lenovo/x201/acpi/ec.asl
index 6085f18..4d19b93 100644
--- a/src/mainboard/lenovo/x201/acpi/ec.asl
+++ b/src/mainboard/lenovo/x201/acpi/ec.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
 
diff --git a/src/mainboard/lenovo/x201/acpi/gpe.asl b/src/mainboard/lenovo/x201/acpi/gpe.asl
index a32dacd..7f16433 100644
--- a/src/mainboard/lenovo/x201/acpi/gpe.asl
+++ b/src/mainboard/lenovo/x201/acpi/gpe.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Scope (\_GPE)
 {
diff --git a/src/mainboard/lenovo/x201/acpi/platform.asl b/src/mainboard/lenovo/x201/acpi/platform.asl
index 4694d9c..2f3b215 100644
--- a/src/mainboard/lenovo/x201/acpi/platform.asl
+++ b/src/mainboard/lenovo/x201/acpi/platform.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/x201/acpi_tables.c b/src/mainboard/lenovo/x201/acpi_tables.c
index 3794345..e63f226 100644
--- a/src/mainboard/lenovo/x201/acpi_tables.c
+++ b/src/mainboard/lenovo/x201/acpi_tables.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/ibexpeak/nvs.h>
 
diff --git a/src/mainboard/lenovo/x201/dock.c b/src/mainboard/lenovo/x201/dock.c
index d5f122e..a6f6f7c 100644
--- a/src/mainboard/lenovo/x201/dock.c
+++ b/src/mainboard/lenovo/x201/dock.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <console/console.h>
 #include <device/device.h>
diff --git a/src/mainboard/lenovo/x201/dock.h b/src/mainboard/lenovo/x201/dock.h
index af368b3..b793953 100644
--- a/src/mainboard/lenovo/x201/dock.h
+++ b/src/mainboard/lenovo/x201/dock.h
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #ifndef THINKPAD_X201_DOCK_H
 #define THINKPAD_X201_DOCK_H
diff --git a/src/mainboard/lenovo/x201/dsdt.asl b/src/mainboard/lenovo/x201/dsdt.asl
index f3592ca..c49c31b 100644
--- a/src/mainboard/lenovo/x201/dsdt.asl
+++ b/src/mainboard/lenovo/x201/dsdt.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 17
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/x201/early_init.c b/src/mainboard/lenovo/x201/early_init.c
index 6a6b2e8..ade98f1 100644
--- a/src/mainboard/lenovo/x201/early_init.c
+++ b/src/mainboard/lenovo/x201/early_init.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <bootblock_common.h>
 #include <ec/acpi/ec.h>
diff --git a/src/mainboard/lenovo/x201/gpio.c b/src/mainboard/lenovo/x201/gpio.c
index fd370d8..c21d03e 100644
--- a/src/mainboard/lenovo/x201/gpio.c
+++ b/src/mainboard/lenovo/x201/gpio.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/x201/mainboard.c b/src/mainboard/lenovo/x201/mainboard.c
index dbbb755..b29302d 100644
--- a/src/mainboard/lenovo/x201/mainboard.c
+++ b/src/mainboard/lenovo/x201/mainboard.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <ec/acpi/ec.h>
diff --git a/src/mainboard/lenovo/x201/romstage.c b/src/mainboard/lenovo/x201/romstage.c
index 4b4177a..16a6487 100644
--- a/src/mainboard/lenovo/x201/romstage.c
+++ b/src/mainboard/lenovo/x201/romstage.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <stdint.h>
 #include <arch/io.h>
diff --git a/src/mainboard/lenovo/x201/smihandler.c b/src/mainboard/lenovo/x201/smihandler.c
index 5ff6125..a106f86 100644
--- a/src/mainboard/lenovo/x201/smihandler.c
+++ b/src/mainboard/lenovo/x201/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/x220/acpi/ec.asl b/src/mainboard/lenovo/x220/acpi/ec.asl
index 825ff7a..2dda5ec 100644
--- a/src/mainboard/lenovo/x220/acpi/ec.asl
+++ b/src/mainboard/lenovo/x220/acpi/ec.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
 
diff --git a/src/mainboard/lenovo/x220/acpi/platform.asl b/src/mainboard/lenovo/x220/acpi/platform.asl
index f3b0e1a..dc46182 100644
--- a/src/mainboard/lenovo/x220/acpi/platform.asl
+++ b/src/mainboard/lenovo/x220/acpi/platform.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/x220/acpi_tables.c b/src/mainboard/lenovo/x220/acpi_tables.c
index c828ea1..65c6019 100644
--- a/src/mainboard/lenovo/x220/acpi_tables.c
+++ b/src/mainboard/lenovo/x220/acpi_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/bd82x6x/nvs.h>
 
diff --git a/src/mainboard/lenovo/x220/dsdt.asl b/src/mainboard/lenovo/x220/dsdt.asl
index 7130c6a..a03b252 100644
--- a/src/mainboard/lenovo/x220/dsdt.asl
+++ b/src/mainboard/lenovo/x220/dsdt.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 17
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/x220/early_init.c b/src/mainboard/lenovo/x220/early_init.c
index 9750b8a..4efe15a 100644
--- a/src/mainboard/lenovo/x220/early_init.c
+++ b/src/mainboard/lenovo/x220/early_init.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <stdint.h>
 #include <cpu/x86/lapic.h>
diff --git a/src/mainboard/lenovo/x220/hda_verb.c b/src/mainboard/lenovo/x220/hda_verb.c
index 8b32616..f199567 100644
--- a/src/mainboard/lenovo/x220/hda_verb.c
+++ b/src/mainboard/lenovo/x220/hda_verb.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* Bits 31:28 - Codec Address */
 /* Bits 27:20 - NID */
diff --git a/src/mainboard/lenovo/x220/mainboard.c b/src/mainboard/lenovo/x220/mainboard.c
index d6a8ed7..908a109 100644
--- a/src/mainboard/lenovo/x220/mainboard.c
+++ b/src/mainboard/lenovo/x220/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <drivers/intel/gma/int15.h>
diff --git a/src/mainboard/lenovo/x220/smihandler.c b/src/mainboard/lenovo/x220/smihandler.c
index a51eddc..c274527 100644
--- a/src/mainboard/lenovo/x220/smihandler.c
+++ b/src/mainboard/lenovo/x220/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/x220/variants/x1/gpio.c b/src/mainboard/lenovo/x220/variants/x1/gpio.c
index cd68e8c..c1cff88 100644
--- a/src/mainboard/lenovo/x220/variants/x1/gpio.c
+++ b/src/mainboard/lenovo/x220/variants/x1/gpio.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/x220/variants/x1/romstage.c b/src/mainboard/lenovo/x220/variants/x1/romstage.c
index 41757b2..b935458 100644
--- a/src/mainboard/lenovo/x220/variants/x1/romstage.c
+++ b/src/mainboard/lenovo/x220/variants/x1/romstage.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/bd82x6x/pch.h>
 
diff --git a/src/mainboard/lenovo/x220/variants/x220/gpio.c b/src/mainboard/lenovo/x220/variants/x220/gpio.c
index b1499d1..7416f4d 100644
--- a/src/mainboard/lenovo/x220/variants/x220/gpio.c
+++ b/src/mainboard/lenovo/x220/variants/x220/gpio.c
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 static const struct pch_gpio_set1 pch_gpio_set1_mode = {
diff --git a/src/mainboard/lenovo/x220/variants/x220/romstage.c b/src/mainboard/lenovo/x220/variants/x220/romstage.c
index 2b68275..3d7a410 100644
--- a/src/mainboard/lenovo/x220/variants/x220/romstage.c
+++ b/src/mainboard/lenovo/x220/variants/x220/romstage.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/bd82x6x/pch.h>
 
diff --git a/src/mainboard/lenovo/x230/acpi/ec.asl b/src/mainboard/lenovo/x230/acpi/ec.asl
index 825ff7a..2dda5ec 100644
--- a/src/mainboard/lenovo/x230/acpi/ec.asl
+++ b/src/mainboard/lenovo/x230/acpi/ec.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
 
diff --git a/src/mainboard/lenovo/x230/acpi/platform.asl b/src/mainboard/lenovo/x230/acpi/platform.asl
index f3b0e1a..dc46182 100644
--- a/src/mainboard/lenovo/x230/acpi/platform.asl
+++ b/src/mainboard/lenovo/x230/acpi/platform.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/x230/acpi_tables.c b/src/mainboard/lenovo/x230/acpi_tables.c
index c828ea1..65c6019 100644
--- a/src/mainboard/lenovo/x230/acpi_tables.c
+++ b/src/mainboard/lenovo/x230/acpi_tables.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/bd82x6x/nvs.h>
 
diff --git a/src/mainboard/lenovo/x230/dsdt.asl b/src/mainboard/lenovo/x230/dsdt.asl
index 7130c6a..a03b252 100644
--- a/src/mainboard/lenovo/x230/dsdt.asl
+++ b/src/mainboard/lenovo/x230/dsdt.asl
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 17
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/x230/early_init.c b/src/mainboard/lenovo/x230/early_init.c
index 30e5846..4e95a72 100644
--- a/src/mainboard/lenovo/x230/early_init.c
+++ b/src/mainboard/lenovo/x230/early_init.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <stdint.h>
 #include <cpu/x86/lapic.h>
diff --git a/src/mainboard/lenovo/x230/gpio.c b/src/mainboard/lenovo/x230/gpio.c
index 47cd5ff..05037f7 100644
--- a/src/mainboard/lenovo/x230/gpio.c
+++ b/src/mainboard/lenovo/x230/gpio.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 
diff --git a/src/mainboard/lenovo/x230/hda_verb.c b/src/mainboard/lenovo/x230/hda_verb.c
index e3faeef..64daa71 100644
--- a/src/mainboard/lenovo/x230/hda_verb.c
+++ b/src/mainboard/lenovo/x230/hda_verb.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* Bits 31:28 - Codec Address */
 /* Bits 27:20 - NID */
diff --git a/src/mainboard/lenovo/x230/mainboard.c b/src/mainboard/lenovo/x230/mainboard.c
index d6a8ed7..908a109 100644
--- a/src/mainboard/lenovo/x230/mainboard.c
+++ b/src/mainboard/lenovo/x230/mainboard.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <drivers/intel/gma/int15.h>
diff --git a/src/mainboard/lenovo/x230/smihandler.c b/src/mainboard/lenovo/x230/smihandler.c
index b3d5ea3..a402bba 100644
--- a/src/mainboard/lenovo/x230/smihandler.c
+++ b/src/mainboard/lenovo/x230/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/mainboard/lenovo/x60/acpi/dock.asl b/src/mainboard/lenovo/x60/acpi/dock.asl
index 4f601e3..a3c6d9d 100644
--- a/src/mainboard/lenovo/x60/acpi/dock.asl
+++ b/src/mainboard/lenovo/x60/acpi/dock.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include "smi.h"
 
diff --git a/src/mainboard/lenovo/x60/acpi/ec.asl b/src/mainboard/lenovo/x60/acpi/ec.asl
index 579f774..92bbbec 100644
--- a/src/mainboard/lenovo/x60/acpi/ec.asl
+++ b/src/mainboard/lenovo/x60/acpi/ec.asl
@@ -1,16 +1,4 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <ec/lenovo/h8/acpi/ec.asl>
diff --git a/src/mainboard/lenovo/x60/acpi/gpe.asl b/src/mainboard/lenovo/x60/acpi/gpe.asl
index a32dacd..7f16433 100644
--- a/src/mainboard/lenovo/x60/acpi/gpe.asl
+++ b/src/mainboard/lenovo/x60/acpi/gpe.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 Scope (\_GPE)
 {
diff --git a/src/mainboard/lenovo/x60/acpi/ich7_pci_irqs.asl b/src/mainboard/lenovo/x60/acpi/ich7_pci_irqs.asl
index 38cf00d..fe5b1ae 100644
--- a/src/mainboard/lenovo/x60/acpi/ich7_pci_irqs.asl
+++ b/src/mainboard/lenovo/x60/acpi/ich7_pci_irqs.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* This is board specific information: IRQ routing for the
  * 0:1e.0 PCI bridge of the ICH7
diff --git a/src/mainboard/lenovo/x60/acpi/platform.asl b/src/mainboard/lenovo/x60/acpi/platform.asl
index bbbc2ff..5f6cf0f 100644
--- a/src/mainboard/lenovo/x60/acpi/platform.asl
+++ b/src/mainboard/lenovo/x60/acpi/platform.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0
diff --git a/src/mainboard/lenovo/x60/acpi_tables.c b/src/mainboard/lenovo/x60/acpi_tables.c
index 4bb6b50..bb5d03d 100644
--- a/src/mainboard/lenovo/x60/acpi_tables.c
+++ b/src/mainboard/lenovo/x60/acpi_tables.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/i82801gx/nvs.h>
 
diff --git a/src/mainboard/lenovo/x60/dock.c b/src/mainboard/lenovo/x60/dock.c
index d44105e..5a5c22e 100644
--- a/src/mainboard/lenovo/x60/dock.c
+++ b/src/mainboard/lenovo/x60/dock.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <console/console.h>
 #include <device/device.h>
diff --git a/src/mainboard/lenovo/x60/dock.h b/src/mainboard/lenovo/x60/dock.h
index 4c41c88..8e57917 100644
--- a/src/mainboard/lenovo/x60/dock.h
+++ b/src/mainboard/lenovo/x60/dock.h
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #ifndef THINKPAD_X60_DOCK_H
 #define THINKPAD_X60_DOCK_H
diff --git a/src/mainboard/lenovo/x60/dsdt.asl b/src/mainboard/lenovo/x60/dsdt.asl
index 2828e32..78a51d3 100644
--- a/src/mainboard/lenovo/x60/dsdt.asl
+++ b/src/mainboard/lenovo/x60/dsdt.asl
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #define THINKPAD_EC_GPE 28
 #define BRIGHTNESS_UP \_SB.PCI0.GFX0.INCB
diff --git a/src/mainboard/lenovo/x60/early_init.c b/src/mainboard/lenovo/x60/early_init.c
index 8c4fc1d..ef760fb 100644
--- a/src/mainboard/lenovo/x60/early_init.c
+++ b/src/mainboard/lenovo/x60/early_init.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <bootblock_common.h>
 #include <delay.h>
diff --git a/src/mainboard/lenovo/x60/gpio.c b/src/mainboard/lenovo/x60/gpio.c
index 74fcfa7..2243dd1 100644
--- a/src/mainboard/lenovo/x60/gpio.c
+++ b/src/mainboard/lenovo/x60/gpio.c
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <southbridge/intel/common/gpio.h>
 static const struct pch_gpio_set1 pch_gpio_set1_mode = {
diff --git a/src/mainboard/lenovo/x60/hda_verb.c b/src/mainboard/lenovo/x60/hda_verb.c
index 91a071a..7fd7809 100644
--- a/src/mainboard/lenovo/x60/hda_verb.c
+++ b/src/mainboard/lenovo/x60/hda_verb.c
@@ -1,15 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/azalia_device.h>
 
diff --git a/src/mainboard/lenovo/x60/irq_tables.c b/src/mainboard/lenovo/x60/irq_tables.c
index e5519c7..24b97b6 100644
--- a/src/mainboard/lenovo/x60/irq_tables.c
+++ b/src/mainboard/lenovo/x60/irq_tables.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/pirq_routing.h>
 
diff --git a/src/mainboard/lenovo/x60/mainboard.c b/src/mainboard/lenovo/x60/mainboard.c
index 839fdab..86a2040 100644
--- a/src/mainboard/lenovo/x60/mainboard.c
+++ b/src/mainboard/lenovo/x60/mainboard.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/pci_def.h>
 #include <device/pci_ids.h>
diff --git a/src/mainboard/lenovo/x60/mptable.c b/src/mainboard/lenovo/x60/mptable.c
index 8abb2a2..f3d9cfc 100644
--- a/src/mainboard/lenovo/x60/mptable.c
+++ b/src/mainboard/lenovo/x60/mptable.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <device/device.h>
 #include <arch/smp/mpspec.h>
diff --git a/src/mainboard/lenovo/x60/smi.h b/src/mainboard/lenovo/x60/smi.h
index 9ab047e..3a98246 100644
--- a/src/mainboard/lenovo/x60/smi.h
+++ b/src/mainboard/lenovo/x60/smi.h
@@ -1,16 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #ifndef MAINBOARD_LENOVO_X60_SMI_H
 #define MAINBOARD_LENOVO_X60_SMI_H
diff --git a/src/mainboard/lenovo/x60/smihandler.c b/src/mainboard/lenovo/x60/smihandler.c
index df33133..d00b35b 100644
--- a/src/mainboard/lenovo/x60/smihandler.c
+++ b/src/mainboard/lenovo/x60/smihandler.c
@@ -1,17 +1,5 @@
-/*
- * 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 */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <device/pci_ops.h>