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-rw-r--r--src/mainboard/google/slippy/acpi/ec.asl15
-rw-r--r--src/mainboard/google/slippy/acpi/mainboard.asl15
-rw-r--r--src/mainboard/google/slippy/acpi/platform.asl15
-rw-r--r--src/mainboard/google/slippy/acpi/superio.asl15
-rw-r--r--src/mainboard/google/slippy/acpi/thermal.asl15
-rw-r--r--src/mainboard/google/slippy/acpi_tables.c15
-rw-r--r--src/mainboard/google/slippy/chromeos.c15
-rw-r--r--src/mainboard/google/slippy/dsdt.asl15
-rw-r--r--src/mainboard/google/slippy/ec.c15
-rw-r--r--src/mainboard/google/slippy/ec.h15
-rw-r--r--src/mainboard/google/slippy/mainboard.c15
-rw-r--r--src/mainboard/google/slippy/onboard.h15
-rw-r--r--src/mainboard/google/slippy/romstage.c15
-rw-r--r--src/mainboard/google/slippy/smihandler.c15
-rw-r--r--src/mainboard/google/slippy/thermal.h15
-rw-r--r--src/mainboard/google/slippy/variant.h15
-rw-r--r--src/mainboard/google/slippy/variants/falco/hda_verb.c15
-rw-r--r--src/mainboard/google/slippy/variants/falco/include/variant/acpi/mainboard.asl16
-rw-r--r--src/mainboard/google/slippy/variants/falco/include/variant/gpio.h15
-rw-r--r--src/mainboard/google/slippy/variants/falco/romstage.c15
-rw-r--r--src/mainboard/google/slippy/variants/leon/hda_verb.c15
-rw-r--r--src/mainboard/google/slippy/variants/leon/include/variant/acpi/mainboard.asl16
-rw-r--r--src/mainboard/google/slippy/variants/leon/include/variant/gpio.h15
-rw-r--r--src/mainboard/google/slippy/variants/leon/romstage.c15
-rw-r--r--src/mainboard/google/slippy/variants/peppy/hda_verb.c15
-rw-r--r--src/mainboard/google/slippy/variants/peppy/include/variant/acpi/mainboard.asl16
-rw-r--r--src/mainboard/google/slippy/variants/peppy/include/variant/acpi/usb.asl14
-rw-r--r--src/mainboard/google/slippy/variants/peppy/include/variant/gpio.h15
-rw-r--r--src/mainboard/google/slippy/variants/peppy/romstage.c15
-rw-r--r--src/mainboard/google/slippy/variants/wolf/hda_verb.c15
-rw-r--r--src/mainboard/google/slippy/variants/wolf/include/variant/acpi/mainboard.asl16
-rw-r--r--src/mainboard/google/slippy/variants/wolf/include/variant/acpi/usb.asl14
-rw-r--r--src/mainboard/google/slippy/variants/wolf/include/variant/gpio.h15
-rw-r--r--src/mainboard/google/slippy/variants/wolf/romstage.c15
34 files changed, 68 insertions, 444 deletions
diff --git a/src/mainboard/google/slippy/acpi/ec.asl b/src/mainboard/google/slippy/acpi/ec.asl
index 964ed765bfd0..d8b3b495a788 100644
--- a/src/mainboard/google/slippy/acpi/ec.asl
+++ b/src/mainboard/google/slippy/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. */
/* mainboard configuration */
#include "../ec.h"
diff --git a/src/mainboard/google/slippy/acpi/mainboard.asl b/src/mainboard/google/slippy/acpi/mainboard.asl
index e9ade244cf9f..b2a869a4cb87 100644
--- a/src/mainboard/google/slippy/acpi/mainboard.asl
+++ b/src/mainboard/google/slippy/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. */
#include <onboard.h>
diff --git a/src/mainboard/google/slippy/acpi/platform.asl b/src/mainboard/google/slippy/acpi/platform.asl
index ddeea8a95d1c..69b3ded99e8b 100644
--- a/src/mainboard/google/slippy/acpi/platform.asl
+++ b/src/mainboard/google/slippy/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. */
#include <southbridge/intel/common/acpi/platform.asl>
diff --git a/src/mainboard/google/slippy/acpi/superio.asl b/src/mainboard/google/slippy/acpi/superio.asl
index 02c320af6005..d5cee3781e76 100644
--- a/src/mainboard/google/slippy/acpi/superio.asl
+++ b/src/mainboard/google/slippy/acpi/superio.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. */
/* mainboard configuration */
#include "../ec.h"
diff --git a/src/mainboard/google/slippy/acpi/thermal.asl b/src/mainboard/google/slippy/acpi/thermal.asl
index 3ea7aa2f3774..b8c2f481e681 100644
--- a/src/mainboard/google/slippy/acpi/thermal.asl
+++ b/src/mainboard/google/slippy/acpi/thermal.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. */
// Thermal Zone
diff --git a/src/mainboard/google/slippy/acpi_tables.c b/src/mainboard/google/slippy/acpi_tables.c
index ae79d94bad79..9666f296f412 100644
--- a/src/mainboard/google/slippy/acpi_tables.c
+++ b/src/mainboard/google/slippy/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 <types.h>
#include <arch/acpi.h>
diff --git a/src/mainboard/google/slippy/chromeos.c b/src/mainboard/google/slippy/chromeos.c
index a92572f4aabd..643352d70d91 100644
--- a/src/mainboard/google/slippy/chromeos.c
+++ b/src/mainboard/google/slippy/chromeos.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 <bootmode.h>
#include <boot/coreboot_tables.h>
diff --git a/src/mainboard/google/slippy/dsdt.asl b/src/mainboard/google/slippy/dsdt.asl
index 373e31a9b9b5..767401d7ce2e 100644
--- a/src/mainboard/google/slippy/dsdt.asl
+++ b/src/mainboard/google/slippy/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/google/slippy/ec.c b/src/mainboard/google/slippy/ec.c
index 417dd79f17f1..484b4acbba85 100644
--- a/src/mainboard/google/slippy/ec.c
+++ b/src/mainboard/google/slippy/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 <arch/acpi.h>
#include <types.h>
diff --git a/src/mainboard/google/slippy/ec.h b/src/mainboard/google/slippy/ec.h
index 8653c8ad82b0..f8745fcf216a 100644
--- a/src/mainboard/google/slippy/ec.h
+++ b/src/mainboard/google/slippy/ec.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_EC_H
#define MAINBOARD_EC_H
diff --git a/src/mainboard/google/slippy/mainboard.c b/src/mainboard/google/slippy/mainboard.c
index 2a2b13b0b0b2..eea029c7feca 100644
--- a/src/mainboard/google/slippy/mainboard.c
+++ b/src/mainboard/google/slippy/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 <types.h>
#include <smbios.h>
diff --git a/src/mainboard/google/slippy/onboard.h b/src/mainboard/google/slippy/onboard.h
index 5ad47e28357b..eff8299bd625 100644
--- a/src/mainboard/google/slippy/onboard.h
+++ b/src/mainboard/google/slippy/onboard.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 ONBOARD_H
#define ONBOARD_H
diff --git a/src/mainboard/google/slippy/romstage.c b/src/mainboard/google/slippy/romstage.c
index 7a9715443f7d..6715ff6942d9 100644
--- a/src/mainboard/google/slippy/romstage.c
+++ b/src/mainboard/google/slippy/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 <arch/romstage.h>
#include "variant.h"
diff --git a/src/mainboard/google/slippy/smihandler.c b/src/mainboard/google/slippy/smihandler.c
index 41e9d5a2ab12..d2d81f8de4eb 100644
--- a/src/mainboard/google/slippy/smihandler.c
+++ b/src/mainboard/google/slippy/smihandler.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/io.h>
diff --git a/src/mainboard/google/slippy/thermal.h b/src/mainboard/google/slippy/thermal.h
index c01481ab0f3f..47c169782937 100644
--- a/src/mainboard/google/slippy/thermal.h
+++ b/src/mainboard/google/slippy/thermal.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 THERMAL_H
#define THERMAL_H
diff --git a/src/mainboard/google/slippy/variant.h b/src/mainboard/google/slippy/variant.h
index ab5dc414ea30..084431bea848 100644
--- a/src/mainboard/google/slippy/variant.h
+++ b/src/mainboard/google/slippy/variant.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 VARIANT_H
#define VARIANT_H
diff --git a/src/mainboard/google/slippy/variants/falco/hda_verb.c b/src/mainboard/google/slippy/variants/falco/hda_verb.c
index 30a419e9dba9..4c57484f401d 100644
--- a/src/mainboard/google/slippy/variants/falco/hda_verb.c
+++ b/src/mainboard/google/slippy/variants/falco/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/google/slippy/variants/falco/include/variant/acpi/mainboard.asl b/src/mainboard/google/slippy/variants/falco/include/variant/acpi/mainboard.asl
index b8f5f1472362..c2d4fc3f6af4 100644
--- a/src/mainboard/google/slippy/variants/falco/include/variant/acpi/mainboard.asl
+++ b/src/mainboard/google/slippy/variants/falco/include/variant/acpi/mainboard.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.PCI0.I2C0)
{
diff --git a/src/mainboard/google/slippy/variants/falco/include/variant/gpio.h b/src/mainboard/google/slippy/variants/falco/include/variant/gpio.h
index 6419e32b9be5..fbc3faae643e 100644
--- a/src/mainboard/google/slippy/variants/falco/include/variant/gpio.h
+++ b/src/mainboard/google/slippy/variants/falco/include/variant/gpio.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 FALCO_GPIO_H
#define FALCO_GPIO_H
diff --git a/src/mainboard/google/slippy/variants/falco/romstage.c b/src/mainboard/google/slippy/variants/falco/romstage.c
index ee78a705e9d7..1eb48bfd96d5 100644
--- a/src/mainboard/google/slippy/variants/falco/romstage.c
+++ b/src/mainboard/google/slippy/variants/falco/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 <stddef.h>
#include <stdint.h>
diff --git a/src/mainboard/google/slippy/variants/leon/hda_verb.c b/src/mainboard/google/slippy/variants/leon/hda_verb.c
index 4fe92786390a..c5664968adcd 100644
--- a/src/mainboard/google/slippy/variants/leon/hda_verb.c
+++ b/src/mainboard/google/slippy/variants/leon/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/google/slippy/variants/leon/include/variant/acpi/mainboard.asl b/src/mainboard/google/slippy/variants/leon/include/variant/acpi/mainboard.asl
index 9ac43e8a1e07..2254f8ed466f 100644
--- a/src/mainboard/google/slippy/variants/leon/include/variant/acpi/mainboard.asl
+++ b/src/mainboard/google/slippy/variants/leon/include/variant/acpi/mainboard.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.PCI0.I2C0)
{
diff --git a/src/mainboard/google/slippy/variants/leon/include/variant/gpio.h b/src/mainboard/google/slippy/variants/leon/include/variant/gpio.h
index 798890ac2a3a..4adfd3e3a788 100644
--- a/src/mainboard/google/slippy/variants/leon/include/variant/gpio.h
+++ b/src/mainboard/google/slippy/variants/leon/include/variant/gpio.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 LEON_GPIO_H
#define LEON_GPIO_H
diff --git a/src/mainboard/google/slippy/variants/leon/romstage.c b/src/mainboard/google/slippy/variants/leon/romstage.c
index edf974826f09..397c0edebbab 100644
--- a/src/mainboard/google/slippy/variants/leon/romstage.c
+++ b/src/mainboard/google/slippy/variants/leon/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 <stdint.h>
#include <string.h>
diff --git a/src/mainboard/google/slippy/variants/peppy/hda_verb.c b/src/mainboard/google/slippy/variants/peppy/hda_verb.c
index 267e3e9087c3..7237c09d537c 100644
--- a/src/mainboard/google/slippy/variants/peppy/hda_verb.c
+++ b/src/mainboard/google/slippy/variants/peppy/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/google/slippy/variants/peppy/include/variant/acpi/mainboard.asl b/src/mainboard/google/slippy/variants/peppy/include/variant/acpi/mainboard.asl
index 536a7a496985..c9be86277371 100644
--- a/src/mainboard/google/slippy/variants/peppy/include/variant/acpi/mainboard.asl
+++ b/src/mainboard/google/slippy/variants/peppy/include/variant/acpi/mainboard.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.PCI0.I2C0)
{
diff --git a/src/mainboard/google/slippy/variants/peppy/include/variant/acpi/usb.asl b/src/mainboard/google/slippy/variants/peppy/include/variant/acpi/usb.asl
index 9227680d5399..3538c719ee50 100644
--- a/src/mainboard/google/slippy/variants/peppy/include/variant/acpi/usb.asl
+++ b/src/mainboard/google/slippy/variants/peppy/include/variant/acpi/usb.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. */
Scope (\_SB.PCI0.XHCI.HUB7.PRT1)
{
diff --git a/src/mainboard/google/slippy/variants/peppy/include/variant/gpio.h b/src/mainboard/google/slippy/variants/peppy/include/variant/gpio.h
index 0da26524463b..8697d2ea0474 100644
--- a/src/mainboard/google/slippy/variants/peppy/include/variant/gpio.h
+++ b/src/mainboard/google/slippy/variants/peppy/include/variant/gpio.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 PEPPY_GPIO_H
#define PEPPY_GPIO_H
diff --git a/src/mainboard/google/slippy/variants/peppy/romstage.c b/src/mainboard/google/slippy/variants/peppy/romstage.c
index a9e181282970..d2a92a878979 100644
--- a/src/mainboard/google/slippy/variants/peppy/romstage.c
+++ b/src/mainboard/google/slippy/variants/peppy/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 <stdint.h>
#include <string.h>
diff --git a/src/mainboard/google/slippy/variants/wolf/hda_verb.c b/src/mainboard/google/slippy/variants/wolf/hda_verb.c
index 63cb8fa171f6..350ce8ddf322 100644
--- a/src/mainboard/google/slippy/variants/wolf/hda_verb.c
+++ b/src/mainboard/google/slippy/variants/wolf/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/google/slippy/variants/wolf/include/variant/acpi/mainboard.asl b/src/mainboard/google/slippy/variants/wolf/include/variant/acpi/mainboard.asl
index 9ac43e8a1e07..2254f8ed466f 100644
--- a/src/mainboard/google/slippy/variants/wolf/include/variant/acpi/mainboard.asl
+++ b/src/mainboard/google/slippy/variants/wolf/include/variant/acpi/mainboard.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.PCI0.I2C0)
{
diff --git a/src/mainboard/google/slippy/variants/wolf/include/variant/acpi/usb.asl b/src/mainboard/google/slippy/variants/wolf/include/variant/acpi/usb.asl
index 179964007062..fd98b613186b 100644
--- a/src/mainboard/google/slippy/variants/wolf/include/variant/acpi/usb.asl
+++ b/src/mainboard/google/slippy/variants/wolf/include/variant/acpi/usb.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. */
Scope (\_SB.PCI0.XHCI.HUB7.PRT1)
{
diff --git a/src/mainboard/google/slippy/variants/wolf/include/variant/gpio.h b/src/mainboard/google/slippy/variants/wolf/include/variant/gpio.h
index c7e65d23052d..2a3af00f2b6f 100644
--- a/src/mainboard/google/slippy/variants/wolf/include/variant/gpio.h
+++ b/src/mainboard/google/slippy/variants/wolf/include/variant/gpio.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 WOLF_GPIO_H
#define WOLF_GPIO_H
diff --git a/src/mainboard/google/slippy/variants/wolf/romstage.c b/src/mainboard/google/slippy/variants/wolf/romstage.c
index bb61a45e7f0c..dcd9ac06fd83 100644
--- a/src/mainboard/google/slippy/variants/wolf/romstage.c
+++ b/src/mainboard/google/slippy/variants/wolf/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 <stdint.h>
#include <string.h>