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>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40085
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Peter Lemenkov <lemenkov@gmail.com>
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>

244 files changed, 488 insertions, 3265 deletions

diff --git a/src/mainboard/lenovo/g505s/BiosCallOuts.c b/src/mainboard/lenovo/g505s/BiosCallOuts.c
index f51a65ca3511..7ebcb99a2314 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 7cf1ab8eac48..94bde9e0b6e0 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 bc9ab3221cb6..a2fa5c1912fb 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 b986afd06562..56c0b6cf809e 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 3bbd215f8328..fc8fb72d9513 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 7b9534437eab..3c5d592ba6d7 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 cc27e983e1ca..e46f26728421 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 d5a1f683a85a..c65979df5571 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 1f1419d526df..c2e4390e616b 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 be2669eeb85b..3eb63c8920a7 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 1c8e1e6d66d6..6e5543db56a5 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 4eb466f81916..bb700e0de198 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 7864872b4548..3ee0def02996 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 b7effa2bcbf5..c8ce7fdc5381 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 421253e3b6c0..034c6208a4e8 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 45bafff30d77..2477a1022e7b 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 d63f75aaa88a..70cb97ecea83 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 03ab48a04cb0..1bc162898278 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 2081a80998ec..8dcc3a87ff5f 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 08b38d2f3aa2..0ab2c2f7c2c4 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 fdbfa0976ca3..9d81968c5534 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 d5328fbd338b..2adc3d9ecfe2 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 4f741eec10cf..0201df364e97 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 b2cb5521ffef..08901519a4b8 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 e15a06bb3710..303648a3f7c5 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 87adcb2cc1e6..c626350ab896 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 747a2aec3793..d1ae653e50cb 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 e5008952dc94..b714e9c47916 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 c828ea1bec09..65c601972d37 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 01bb91f376d8..2b9357e8182e 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 d3c7a8f51f38..3c2b83be3e3a 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 dd59cc31d903..593e1cb40f6c 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 9cf64e263c91..117112ed9404 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 15bedc85ae47..c36a4cd96fed 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 42bddf749abd..94d192d3e140 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 58683d6aca11..ec1d83efba5b 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 40add6d7033e..99e171d1af99 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 a32dacdb85b3..7f16433948f6 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 8901bbf93ddd..5a8361d25a1d 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 ecc805abcf94..be9ecd082039 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 eca012be8e3b..224746187493 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 66accb94ce24..653365ab2bb2 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 b42eee01b82a..7f490c1ada5d 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 c9f3cf6b5b63..542061b73d1b 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 d6143d11b6c7..81fb3d59ce8d 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 32361178309b..2bed44947595 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 cec94e7271cb..d39303a36e8b 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 6ea787b7f40f..001e91ece212 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 c3c9015ab68c..3aeb8bc5c087 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 3c42b3c47def..66bdced4f2e9 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 26bb53793868..d3e206370892 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 75adc5bb52f9..190b59414c91 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 a1cc4586dae5..a812c415df31 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 ef340f28bf2d..1847d7f1e516 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 d38f03c03c7b..eafb4236e0ed 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 5ca4034f2b7e..81331d46fc47 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 a32dacdb85b3..7f16433948f6 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 a5c80f2e39ea..a5c396449963 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 3794345dc532..e63f226a4136 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 8e32b6a7580c..f06cefe10217 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 af368b3ddd96..b793953a939d 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 f3592cac2e55..c49c31b2adaa 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 6a6b2e8521a0..ade98f1aaa8e 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 f5e9a04aad7d..0af4d4f1df8b 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 cc4eb38d33fa..63bfaf272fee 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 7b87c31d3da0..73947cfc9186 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 5ff6125f1ed7..a106f86ed69e 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 825ff7a6af74..2dda5ec4cbe0 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 f3b0e1ad2846..dc46182a3333 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 c828ea1bec09..65c601972d37 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 7130c6a3ff8e..a03b252ef545 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 1d267d1db713..6c189f463342 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 75cb458ae260..5fc8071b55d8 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 62b2eab41dcd..690c93606d0f 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 d4be58854208..08901519a4b8 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 a87e9089fd1a..443299573ad0 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 825ff7a6af74..2dda5ec4cbe0 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 f3b0e1ad2846..dc46182a3333 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 c828ea1bec09..65c601972d37 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 7130c6a3ff8e..a03b252ef545 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 6c19a5ef4f07..212be38fec44 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 3058f1a21f90..0b64efe2682a 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 c3ac350f0ca0..991e7e4d9e8c 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 d4be58854208..08901519a4b8 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 f0ecb0ba1eb1..84b9c3a7324f 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 2fd8472cdf6b..515143af0472 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 d7adb54b47de..e9d9e6c36277 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 606085fafee0..1bc162898278 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 8c103849153e..483d81ee3238 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 8f68174840f1..583f9f3b8ca9 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 5e4c6ac2bebe..f85a821a08ac 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 c2663303511d..f3131df45d49 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 874e26c47bbd..e45cf12a8d91 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 d4be58854208..08901519a4b8 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 b3d5ea3676af..a402bba93578 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 825ff7a6af74..2dda5ec4cbe0 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 f3b0e1ad2846..dc46182a3333 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 c828ea1bec09..65c601972d37 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 7130c6a3ff8e..a03b252ef545 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 d4be58854208..08901519a4b8 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 a51eddc0e26b..c274527bd016 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 9adc481d626b..9fe0bf14d081 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 ba97d987da93..950004d8000c 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 d93907225192..a8c9aa7b6f51 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 f4d147bdcc0b..863d59f13355 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 2782d729e70c..1a0a78d4fa72 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 e3679a46ad66..b6be4f239d97 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 445d4b57a70e..06d1dfb45391 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 36443df7b424..bc02afd1dfb6 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 d1843456e208..fb59070e562d 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 1e4f17a7972f..240aae239290 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 f5dd8a3cec79..aae16a3dda2f 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 825ff7a6af74..2dda5ec4cbe0 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 f3b0e1ad2846..dc46182a3333 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 c828ea1bec09..65c601972d37 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 7130c6a3ff8e..a03b252ef545 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 22dcb25348f2..c49a297e7ed4 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 e141fde3da55..67e3bf5ce4d8 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 38ef280bf441..3a1d5b62a1a1 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 a51eddc0e26b..c274527bd016 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 6b329c69e987..318f84442de8 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 a77445502a33..3e745b88d67d 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 2f9c9957f98e..334b664035f1 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 5c37237df041..da8c81154831 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 825ff7a6af74..2dda5ec4cbe0 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 f3b0e1ad2846..dc46182a3333 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 c828ea1bec09..65c601972d37 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 7130c6a3ff8e..a03b252ef545 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 76a5deb5ef19..4cacd1040ff2 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 a6b3e6a9eef6..5fa4625dd024 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 d6a8ed788c66..908a10987105 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 a51eddc0e26b..c274527bd016 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 cbae7f0d360a..778a02a8f6a6 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 dfe0085eb3fb..a062b913dfd5 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 4ed4a528c9f0..0de022d22560 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 7520bc3b1a39..a01ad562ed66 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 7801a04ce93b..644e93fe4093 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 579f77460fec..92bbbec2e0dd 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 a32dacdb85b3..7f16433948f6 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 38cf00dcd323..fe5b1ae329b1 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 bbbc2ff05a1f..5f6cf0fce6f9 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 62d71327442b..294ea2e13b29 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 4bb6b50b561a..bb5d03dc65e3 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 080a9c84abdd..e5f0c50739ac 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 219f673fff01..7522b32a1708 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 e7a7e50c159b..51ff3361b2d4 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 23502c3091ab..dba4c4cccdcb 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 a316e4eb5e19..94a354820782 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 f73e473dfcd6..28a2b5d8283a 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 9a09c7d39f8c..aba0a9bfe84b 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 4f5166393ba2..6cb76ac3088e 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 a4cb73d3b4cc..cb0e4d30f7b8 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 c84712fd0b6b..cb25590f1470 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 31744e4636a9..e034437d8352 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 8902579b42ae..0dbc84319689 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 b0370c1ef4e9..7f47b3a7e2f0 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 2a6d8ad81687..10498e115029 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 612094926932..8880ba70767b 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 758198f37c3e..96c023dcf79a 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 579f77460fec..92bbbec2e0dd 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 f3b0e1ad2846..dc46182a3333 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 606085fafee0..1bc162898278 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 c828ea1bec09..65c601972d37 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 4aa74c5d2cc9..1c237fef4055 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 8cbcf29b94bd..ade92aaf2679 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 47aad82e14d3..78ec1036e6a2 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 3ff0fa47849a..2bbccde2b7a6 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 d4be58854208..08901519a4b8 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 825ff7a6af74..2dda5ec4cbe0 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 f3b0e1ad2846..dc46182a3333 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 c828ea1bec09..65c601972d37 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 862c869a3a0a..ce856126cd86 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 52c317c30e6c..39051cd8e342 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 cc2011bb9c98..b0e588716274 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 b2de7b1ea825..c524f5e7a9f9 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 d4be58854208..08901519a4b8 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 b3d5ea3676af..a402bba93578 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 1edead0af2d3..ad752db384cb 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 a32dacdb85b3..7f16433948f6 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 ecc805abcf94..be9ecd082039 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 eca012be8e3b..224746187493 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 66accb94ce24..653365ab2bb2 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 cdd39a11b5ce..016838247f22 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 d6143d11b6c7..81fb3d59ce8d 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 c68d4c23bbc8..614957b6acec 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 e97d47e2237d..1357a3a9eafe 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 c3c9015ab68c..3aeb8bc5c087 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 001e436f25db..169230f5d506 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 3406689f0ce8..f3ef0ec59e9f 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 f90f04b4ffee..c44f2c07c297 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 d51afec7a6bd..c9257c7ed2e0 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 516a3ae69b08..b306ed114352 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 10ad18a85588..af580ae409ed 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 35e62dfbc0d9..2badb253a7db 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 6085f184634a..4d19b93aa58f 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 a32dacdb85b3..7f16433948f6 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 4694d9c43e9c..2f3b215341bb 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 3794345dc532..e63f226a4136 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 d5f122e5e0aa..a6f6f7c224f4 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 af368b3ddd96..b793953a939d 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 f3592cac2e55..c49c31b2adaa 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 6a6b2e8521a0..ade98f1aaa8e 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 fd370d8a6280..c21d03e950a4 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 dbbb75539e5d..b29302de0fc4 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 4b4177a699b4..16a6487a15d2 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 5ff6125f1ed7..a106f86ed69e 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 825ff7a6af74..2dda5ec4cbe0 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 f3b0e1ad2846..dc46182a3333 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 c828ea1bec09..65c601972d37 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 7130c6a3ff8e..a03b252ef545 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 9750b8a6bf60..4efe15a03fcc 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 8b326160433d..f19956743f9d 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 d6a8ed788c66..908a10987105 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 a51eddc0e26b..c274527bd016 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 cd68e8c5cfc6..c1cff882dd78 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 41757b26b714..b935458ae260 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 b1499d1f83d0..7416f4db74f1 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 2b68275ed665..3d7a410feb5a 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 825ff7a6af74..2dda5ec4cbe0 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 f3b0e1ad2846..dc46182a3333 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 c828ea1bec09..65c601972d37 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 7130c6a3ff8e..a03b252ef545 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 30e584657903..4e95a72a6785 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 47cd5ffc05e2..05037f73deec 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 e3faeef4c24e..64daa7173bd3 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 d6a8ed788c66..908a10987105 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 b3d5ea3676af..a402bba93578 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 4f601e386c7e..a3c6d9d4ca76 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 579f77460fec..92bbbec2e0dd 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 a32dacdb85b3..7f16433948f6 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 38cf00dcd323..fe5b1ae329b1 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 bbbc2ff05a1f..5f6cf0fce6f9 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 4bb6b50b561a..bb5d03dc65e3 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 d44105e51fd2..5a5c22e17044 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 4c41c88fdde6..8e5791704fbf 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 2828e323b709..78a51d34358b 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 8c4fc1dfd80b..ef760fb974ef 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 74fcfa74831a..2243dd16ecb1 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 91a071a67c83..7fd7809f86ef 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 e5519c7c33a4..24b97b62c34d 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 839fdabd72c4..86a2040fcf60 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 8abb2a26defd..f3d9cfcdeae9 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 9ab047eaf359..3a982463d789 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 df33133adee4..d00b35bf5db9 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>