soc/intel/tigerlake: Use SPDX for GPL-2.0-only files

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

Change-Id: I482715c166ccf5d2f3cc25118d25b07dbfd6650a
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40219
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by:  Felix Singer <felixsinger@posteo.net>

66 files changed, 132 insertions, 858 deletions

diff --git a/src/soc/intel/tigerlake/acpi.c b/src/soc/intel/tigerlake/acpi.c
index 23fd970500..29a46195cd 100644
--- a/src/soc/intel/tigerlake/acpi.c
+++ b/src/soc/intel/tigerlake/acpi.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/acpigen.h>
diff --git a/src/soc/intel/tigerlake/acpi/gpio.asl b/src/soc/intel/tigerlake/acpi/gpio.asl
index 9bf0c6032f..2b4aff09c0 100644
--- a/src/soc/intel/tigerlake/acpi/gpio.asl
+++ b/src/soc/intel/tigerlake/acpi/gpio.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 <soc/gpio_defs.h>
 #include <soc/irq.h>
 #include <soc/pcr_ids.h>
diff --git a/src/soc/intel/tigerlake/acpi/gpio_op.asl b/src/soc/intel/tigerlake/acpi/gpio_op.asl
index 4444c09a5b..be346ae7e3 100644
--- a/src/soc/intel/tigerlake/acpi/gpio_op.asl
+++ b/src/soc/intel/tigerlake/acpi/gpio_op.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. */
 
 /*
  * Get GPIO Value
diff --git a/src/soc/intel/tigerlake/acpi/ipu.asl b/src/soc/intel/tigerlake/acpi/ipu.asl
index 5711644bcb..337782d2cc 100644
--- a/src/soc/intel/tigerlake/acpi/ipu.asl
+++ b/src/soc/intel/tigerlake/acpi/ipu.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 (\_SB.PCI0)
 {
diff --git a/src/soc/intel/tigerlake/acpi/ish.asl b/src/soc/intel/tigerlake/acpi/ish.asl
index ee3f1a3fdf..bdd3cc74a9 100644
--- a/src/soc/intel/tigerlake/acpi/ish.asl
+++ b/src/soc/intel/tigerlake/acpi/ish.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. */
 
 /* Intel Integrated Sensor Hub Controller 0:12.0 */
 
diff --git a/src/soc/intel/tigerlake/acpi/pch_glan.asl b/src/soc/intel/tigerlake/acpi/pch_glan.asl
index 2d9d960565..174f993ec2 100644
--- a/src/soc/intel/tigerlake/acpi/pch_glan.asl
+++ b/src/soc/intel/tigerlake/acpi/pch_glan.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. */
 
 /* Intel Gigabit Ethernet Controller 0:1f.6 */
 
diff --git a/src/soc/intel/tigerlake/acpi/pch_hda.asl b/src/soc/intel/tigerlake/acpi/pch_hda.asl
index 0d10d2deb5..78ae2c2b5b 100644
--- a/src/soc/intel/tigerlake/acpi/pch_hda.asl
+++ b/src/soc/intel/tigerlake/acpi/pch_hda.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. */
 
 /* Audio Controller - Device 31, Function 3 */
 
diff --git a/src/soc/intel/tigerlake/acpi/pcie.asl b/src/soc/intel/tigerlake/acpi/pcie.asl
index 53ae316413..ce9ce7db5c 100644
--- a/src/soc/intel/tigerlake/acpi/pcie.asl
+++ b/src/soc/intel/tigerlake/acpi/pcie.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. */
 
 /* Intel PCH PCIe support */
 
diff --git a/src/soc/intel/tigerlake/acpi/platform.asl b/src/soc/intel/tigerlake/acpi/platform.asl
index 682a7b93d8..a579b97844 100644
--- a/src/soc/intel/tigerlake/acpi/platform.asl
+++ b/src/soc/intel/tigerlake/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. */
 
 /* Enable ACPI _SWS methods */
 #include <soc/intel/common/acpi/acpi_wake_source.asl>
diff --git a/src/soc/intel/tigerlake/acpi/pmc.asl b/src/soc/intel/tigerlake/acpi/pmc.asl
index 6dd2d35354..2f7fa46d73 100644
--- a/src/soc/intel/tigerlake/acpi/pmc.asl
+++ b/src/soc/intel/tigerlake/acpi/pmc.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 <soc/iomap.h>
 
diff --git a/src/soc/intel/tigerlake/acpi/scs.asl b/src/soc/intel/tigerlake/acpi/scs.asl
index 83da7e0f06..a2d9414ff0 100644
--- a/src/soc/intel/tigerlake/acpi/scs.asl
+++ b/src/soc/intel/tigerlake/acpi/scs.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 <soc/pcr_ids.h>
 
diff --git a/src/soc/intel/tigerlake/acpi/serialio.asl b/src/soc/intel/tigerlake/acpi/serialio.asl
index 6fd135b437..f7506bb5e4 100644
--- a/src/soc/intel/tigerlake/acpi/serialio.asl
+++ b/src/soc/intel/tigerlake/acpi/serialio.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. */
 
 /* Intel Serial IO Devices */
 
diff --git a/src/soc/intel/tigerlake/acpi/smbus.asl b/src/soc/intel/tigerlake/acpi/smbus.asl
index f273e3669d..c0d092ae67 100644
--- a/src/soc/intel/tigerlake/acpi/smbus.asl
+++ b/src/soc/intel/tigerlake/acpi/smbus.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. */
 
 /* Intel SMBus Controller 0:1f.4 */
 
diff --git a/src/soc/intel/tigerlake/acpi/xhci.asl b/src/soc/intel/tigerlake/acpi/xhci.asl
index b97f52052b..f0b28ce1c2 100644
--- a/src/soc/intel/tigerlake/acpi/xhci.asl
+++ b/src/soc/intel/tigerlake/acpi/xhci.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 <soc/gpe.h>
 
diff --git a/src/soc/intel/tigerlake/bootblock/bootblock.c b/src/soc/intel/tigerlake/bootblock/bootblock.c
index 1abca127a3..6bf1e131d6 100644
--- a/src/soc/intel/tigerlake/bootblock/bootblock.c
+++ b/src/soc/intel/tigerlake/bootblock/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 <bootblock_common.h>
 #include <intelblocks/gspi.h>
diff --git a/src/soc/intel/tigerlake/bootblock/cpu.c b/src/soc/intel/tigerlake/bootblock/cpu.c
index dddf24352d..087c1649cd 100644
--- a/src/soc/intel/tigerlake/bootblock/cpu.c
+++ b/src/soc/intel/tigerlake/bootblock/cpu.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/bootblock/pch.c b/src/soc/intel/tigerlake/bootblock/pch.c
index 94b70721df..a3f38c27a8 100644
--- a/src/soc/intel/tigerlake/bootblock/pch.c
+++ b/src/soc/intel/tigerlake/bootblock/pch.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/bootblock/report_platform.c b/src/soc/intel/tigerlake/bootblock/report_platform.c
index 59091c112f..99c695d419 100644
--- a/src/soc/intel/tigerlake/bootblock/report_platform.c
+++ b/src/soc/intel/tigerlake/bootblock/report_platform.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Platform Stepping and IDs
diff --git a/src/soc/intel/tigerlake/chip.c b/src/soc/intel/tigerlake/chip.c
index 231623ca8d..f57f51dc7d 100644
--- a/src/soc/intel/tigerlake/chip.c
+++ b/src/soc/intel/tigerlake/chip.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 <device/pci.h>
diff --git a/src/soc/intel/tigerlake/chip.h b/src/soc/intel/tigerlake/chip.h
index 64c13ce22e..e105061872 100644
--- a/src/soc/intel/tigerlake/chip.h
+++ b/src/soc/intel/tigerlake/chip.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 _SOC_CHIP_H_
 #define _SOC_CHIP_H_
diff --git a/src/soc/intel/tigerlake/cpu.c b/src/soc/intel/tigerlake/cpu.c
index dfbcd22b94..d33194e4c9 100644
--- a/src/soc/intel/tigerlake/cpu.c
+++ b/src/soc/intel/tigerlake/cpu.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor CPU Datasheet
diff --git a/src/soc/intel/tigerlake/elog.c b/src/soc/intel/tigerlake/elog.c
index 903259497d..2aceea02ac 100644
--- a/src/soc/intel/tigerlake/elog.c
+++ b/src/soc/intel/tigerlake/elog.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 <bootstate.h>
 #include <cbmem.h>
diff --git a/src/soc/intel/tigerlake/espi.c b/src/soc/intel/tigerlake/espi.c
index 0d8f3af956..df43d96ba7 100644
--- a/src/soc/intel/tigerlake/espi.c
+++ b/src/soc/intel/tigerlake/espi.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/finalize.c b/src/soc/intel/tigerlake/finalize.c
index b636ccbec0..414874ad82 100644
--- a/src/soc/intel/tigerlake/finalize.c
+++ b/src/soc/intel/tigerlake/finalize.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/fsp_params.c b/src/soc/intel/tigerlake/fsp_params.c
index 8e9787b12b..ff6d3a978a 100644
--- a/src/soc/intel/tigerlake/fsp_params.c
+++ b/src/soc/intel/tigerlake/fsp_params.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 <assert.h>
 #include <console/console.h>
diff --git a/src/soc/intel/tigerlake/i2c.c b/src/soc/intel/tigerlake/i2c.c
index 46bc726726..10886b9643 100644
--- a/src/soc/intel/tigerlake/i2c.c
+++ b/src/soc/intel/tigerlake/i2c.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/include/soc/bootblock.h b/src/soc/intel/tigerlake/include/soc/bootblock.h
index 0c8d8c201a..66836cb93b 100644
--- a/src/soc/intel/tigerlake/include/soc/bootblock.h
+++ b/src/soc/intel/tigerlake/include/soc/bootblock.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 _SOC_TIGERLAKE_BOOTBLOCK_H_
 #define _SOC_TIGERLAKE_BOOTBLOCK_H_
diff --git a/src/soc/intel/tigerlake/include/soc/cpu.h b/src/soc/intel/tigerlake/include/soc/cpu.h
index 799382498b..0d8e17f49b 100644
--- a/src/soc/intel/tigerlake/include/soc/cpu.h
+++ b/src/soc/intel/tigerlake/include/soc/cpu.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 _SOC_TIGERLAKE_CPU_H_
 #define _SOC_TIGERLAKE_CPU_H_
diff --git a/src/soc/intel/tigerlake/include/soc/espi.h b/src/soc/intel/tigerlake/include/soc/espi.h
index d323f044f7..fe94748dee 100644
--- a/src/soc/intel/tigerlake/include/soc/espi.h
+++ b/src/soc/intel/tigerlake/include/soc/espi.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/include/soc/gpe.h b/src/soc/intel/tigerlake/include/soc/gpe.h
index c37750b1c4..cae23a0725 100644
--- a/src/soc/intel/tigerlake/include/soc/gpe.h
+++ b/src/soc/intel/tigerlake/include/soc/gpe.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 _SOC_GPE_H_
 #define _SOC_GPE_H_
diff --git a/src/soc/intel/tigerlake/include/soc/gpio.h b/src/soc/intel/tigerlake/include/soc/gpio.h
index 1793a3f6fe..ccf6663865 100644
--- a/src/soc/intel/tigerlake/include/soc/gpio.h
+++ b/src/soc/intel/tigerlake/include/soc/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 _SOC_TIGERLAKE_GPIO_H_
 #define _SOC_TIGERLAKE_GPIO_H_
diff --git a/src/soc/intel/tigerlake/include/soc/gpio_defs.h b/src/soc/intel/tigerlake/include/soc/gpio_defs.h
index c02da0a4b6..baa6c00ff4 100644
--- a/src/soc/intel/tigerlake/include/soc/gpio_defs.h
+++ b/src/soc/intel/tigerlake/include/soc/gpio_defs.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 _SOC_TIGERLAKE_GPIO_DEFS_H_
 #define _SOC_TIGERLAKE_GPIO_DEFS_H_
diff --git a/src/soc/intel/tigerlake/include/soc/gpio_soc_defs.h b/src/soc/intel/tigerlake/include/soc/gpio_soc_defs.h
index a505c73287..bb2188af38 100644
--- a/src/soc/intel/tigerlake/include/soc/gpio_soc_defs.h
+++ b/src/soc/intel/tigerlake/include/soc/gpio_soc_defs.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 _SOC_TIGERLAKE_GPIO_SOC_DEFS_H_
 #define _SOC_TIGERLAKE_GPIO_SOC_DEFS_H_
 /*
diff --git a/src/soc/intel/tigerlake/include/soc/iomap.h b/src/soc/intel/tigerlake/include/soc/iomap.h
index 554067f28f..4514c99283 100644
--- a/src/soc/intel/tigerlake/include/soc/iomap.h
+++ b/src/soc/intel/tigerlake/include/soc/iomap.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Firmware Architecture Specification
diff --git a/src/soc/intel/tigerlake/include/soc/irq.h b/src/soc/intel/tigerlake/include/soc/irq.h
index 818cd31be6..01ee10b4f4 100644
--- a/src/soc/intel/tigerlake/include/soc/irq.h
+++ b/src/soc/intel/tigerlake/include/soc/irq.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 _SOC_IRQ_H_
 #define _SOC_IRQ_H_
diff --git a/src/soc/intel/tigerlake/include/soc/itss.h b/src/soc/intel/tigerlake/include/soc/itss.h
index 39794ead73..13a22e40d8 100644
--- a/src/soc/intel/tigerlake/include/soc/itss.h
+++ b/src/soc/intel/tigerlake/include/soc/itss.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 SOC_INTEL_TGL_ITSS_H
 #define SOC_INTEL_TGL_ITSS_H
diff --git a/src/soc/intel/tigerlake/include/soc/me.h b/src/soc/intel/tigerlake/include/soc/me.h
index 94331b4c9e..b102b45a9b 100644
--- a/src/soc/intel/tigerlake/include/soc/me.h
+++ b/src/soc/intel/tigerlake/include/soc/me.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 _TIGERLAKE_ME_H_
 #define _TIGERLAKE_ME_H_
diff --git a/src/soc/intel/tigerlake/include/soc/msr.h b/src/soc/intel/tigerlake/include/soc/msr.h
index 7925ea76b0..3bbf99d21b 100644
--- a/src/soc/intel/tigerlake/include/soc/msr.h
+++ b/src/soc/intel/tigerlake/include/soc/msr.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 _SOC_MSR_H_
 #define _SOC_MSR_H_
diff --git a/src/soc/intel/tigerlake/include/soc/nvs.h b/src/soc/intel/tigerlake/include/soc/nvs.h
index cfb189d381..d059b00915 100644
--- a/src/soc/intel/tigerlake/include/soc/nvs.h
+++ b/src/soc/intel/tigerlake/include/soc/nvs.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 _SOC_NVS_H_
 #define _SOC_NVS_H_
diff --git a/src/soc/intel/tigerlake/include/soc/p2sb.h b/src/soc/intel/tigerlake/include/soc/p2sb.h
index d483ee399b..eb45b6ad1e 100644
--- a/src/soc/intel/tigerlake/include/soc/p2sb.h
+++ b/src/soc/intel/tigerlake/include/soc/p2sb.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/include/soc/pch.h b/src/soc/intel/tigerlake/include/soc/pch.h
index fc4cd78646..d24e98b784 100644
--- a/src/soc/intel/tigerlake/include/soc/pch.h
+++ b/src/soc/intel/tigerlake/include/soc/pch.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 _SOC_TIGERLAKE_PCH_H_
 #define _SOC_TIGERLAKE_PCH_H_
diff --git a/src/soc/intel/tigerlake/include/soc/pci_devs.h b/src/soc/intel/tigerlake/include/soc/pci_devs.h
index 255081077a..f9d89082c0 100644
--- a/src/soc/intel/tigerlake/include/soc/pci_devs.h
+++ b/src/soc/intel/tigerlake/include/soc/pci_devs.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 _SOC_TIGERLAKE_PCI_DEVS_H_
 #define _SOC_TIGERLAKE_PCI_DEVS_H_
diff --git a/src/soc/intel/tigerlake/include/soc/pcr_ids.h b/src/soc/intel/tigerlake/include/soc/pcr_ids.h
index 4143892f87..1d54805cb1 100644
--- a/src/soc/intel/tigerlake/include/soc/pcr_ids.h
+++ b/src/soc/intel/tigerlake/include/soc/pcr_ids.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/include/soc/pm.h b/src/soc/intel/tigerlake/include/soc/pm.h
index 14fa5d0c08..3004b4a732 100644
--- a/src/soc/intel/tigerlake/include/soc/pm.h
+++ b/src/soc/intel/tigerlake/include/soc/pm.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/include/soc/pmc.h b/src/soc/intel/tigerlake/include/soc/pmc.h
index 0c1c7a21e4..88c6f61d94 100644
--- a/src/soc/intel/tigerlake/include/soc/pmc.h
+++ b/src/soc/intel/tigerlake/include/soc/pmc.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 _SOC_TIGERLAKE_PMC_H_
 #define _SOC_TIGERLAKE_PMC_H_
diff --git a/src/soc/intel/tigerlake/include/soc/ramstage.h b/src/soc/intel/tigerlake/include/soc/ramstage.h
index a8c8fdd7b2..1f79b33d93 100644
--- a/src/soc/intel/tigerlake/include/soc/ramstage.h
+++ b/src/soc/intel/tigerlake/include/soc/ramstage.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 _SOC_RAMSTAGE_H_
 #define _SOC_RAMSTAGE_H_
diff --git a/src/soc/intel/tigerlake/include/soc/romstage.h b/src/soc/intel/tigerlake/include/soc/romstage.h
index 1672e8b5ca..4a4fbe63b8 100644
--- a/src/soc/intel/tigerlake/include/soc/romstage.h
+++ b/src/soc/intel/tigerlake/include/soc/romstage.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 _SOC_ROMSTAGE_H_
 #define _SOC_ROMSTAGE_H_
diff --git a/src/soc/intel/tigerlake/include/soc/serialio.h b/src/soc/intel/tigerlake/include/soc/serialio.h
index 509f0b0f14..cd6c8cb624 100644
--- a/src/soc/intel/tigerlake/include/soc/serialio.h
+++ b/src/soc/intel/tigerlake/include/soc/serialio.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 _SERIALIO_H_
 #define _SERIALIO_H_
diff --git a/src/soc/intel/tigerlake/include/soc/smbus.h b/src/soc/intel/tigerlake/include/soc/smbus.h
index 3fb8291698..97b82562e6 100644
--- a/src/soc/intel/tigerlake/include/soc/smbus.h
+++ b/src/soc/intel/tigerlake/include/soc/smbus.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/include/soc/soc_chip.h b/src/soc/intel/tigerlake/include/soc/soc_chip.h
index 250aa9a0aa..528c25f501 100644
--- a/src/soc/intel/tigerlake/include/soc/soc_chip.h
+++ b/src/soc/intel/tigerlake/include/soc/soc_chip.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 _SOC_TIGERLAKE_SOC_CHIP_H_
 #define _SOC_TIGERLAKE_SOC_CHIP_H_
diff --git a/src/soc/intel/tigerlake/include/soc/systemagent.h b/src/soc/intel/tigerlake/include/soc/systemagent.h
index d8c8ad47da..8cb59f8cb4 100644
--- a/src/soc/intel/tigerlake/include/soc/systemagent.h
+++ b/src/soc/intel/tigerlake/include/soc/systemagent.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor SA Datasheet
diff --git a/src/soc/intel/tigerlake/include/soc/usb.h b/src/soc/intel/tigerlake/include/soc/usb.h
index 33c0bf0bf9..4caa4022a3 100644
--- a/src/soc/intel/tigerlake/include/soc/usb.h
+++ b/src/soc/intel/tigerlake/include/soc/usb.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 _SOC_USB_H_
diff --git a/src/soc/intel/tigerlake/lockdown.c b/src/soc/intel/tigerlake/lockdown.c
index 18d4fa728e..0babe8889d 100644
--- a/src/soc/intel/tigerlake/lockdown.c
+++ b/src/soc/intel/tigerlake/lockdown.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/p2sb.c b/src/soc/intel/tigerlake/p2sb.c
index 64f181f634..3c53519bbc 100644
--- a/src/soc/intel/tigerlake/p2sb.c
+++ b/src/soc/intel/tigerlake/p2sb.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/pmc.c b/src/soc/intel/tigerlake/pmc.c
index 13902b80a6..39644995bb 100644
--- a/src/soc/intel/tigerlake/pmc.c
+++ b/src/soc/intel/tigerlake/pmc.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/pmutil.c b/src/soc/intel/tigerlake/pmutil.c
index ac254020cb..4482b1ec55 100644
--- a/src/soc/intel/tigerlake/pmutil.c
+++ b/src/soc/intel/tigerlake/pmutil.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. */
 
 /*
  * Helper functions for dealing with power management registers
diff --git a/src/soc/intel/tigerlake/reset.c b/src/soc/intel/tigerlake/reset.c
index 431a70ccb0..8b9a7fa800 100644
--- a/src/soc/intel/tigerlake/reset.c
+++ b/src/soc/intel/tigerlake/reset.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 <cf9_reset.h>
 #include <console/console.h>
diff --git a/src/soc/intel/tigerlake/romstage/fsp_params.c b/src/soc/intel/tigerlake/romstage/fsp_params.c
index 32f1b031a9..993320054a 100644
--- a/src/soc/intel/tigerlake/romstage/fsp_params.c
+++ b/src/soc/intel/tigerlake/romstage/fsp_params.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 <assert.h>
 #include <console/console.h>
diff --git a/src/soc/intel/tigerlake/romstage/pch.c b/src/soc/intel/tigerlake/romstage/pch.c
index a005ea0b99..d56a234aba 100644
--- a/src/soc/intel/tigerlake/romstage/pch.c
+++ b/src/soc/intel/tigerlake/romstage/pch.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 <intelblocks/smbus.h>
 #include <intelblocks/tco.h>
diff --git a/src/soc/intel/tigerlake/romstage/romstage.c b/src/soc/intel/tigerlake/romstage/romstage.c
index f78ea29ae1..fa9db6e29e 100644
--- a/src/soc/intel/tigerlake/romstage/romstage.c
+++ b/src/soc/intel/tigerlake/romstage/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 <cbmem.h>
diff --git a/src/soc/intel/tigerlake/romstage/systemagent.c b/src/soc/intel/tigerlake/romstage/systemagent.c
index 9fa498e802..b6850104ac 100644
--- a/src/soc/intel/tigerlake/romstage/systemagent.c
+++ b/src/soc/intel/tigerlake/romstage/systemagent.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor SA Datasheet
diff --git a/src/soc/intel/tigerlake/sd.c b/src/soc/intel/tigerlake/sd.c
index 9898734f3d..857f175f98 100644
--- a/src/soc/intel/tigerlake/sd.c
+++ b/src/soc/intel/tigerlake/sd.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet
diff --git a/src/soc/intel/tigerlake/smihandler.c b/src/soc/intel/tigerlake/smihandler.c
index 67e59a26a0..59553790e9 100644
--- a/src/soc/intel/tigerlake/smihandler.c
+++ b/src/soc/intel/tigerlake/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 <console/console.h>
 #include <device/pci_def.h>
diff --git a/src/soc/intel/tigerlake/smmrelocate.c b/src/soc/intel/tigerlake/smmrelocate.c
index 44b464441d..be3abdf4e1 100644
--- a/src/soc/intel/tigerlake/smmrelocate.c
+++ b/src/soc/intel/tigerlake/smmrelocate.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 <string.h>
diff --git a/src/soc/intel/tigerlake/systemagent.c b/src/soc/intel/tigerlake/systemagent.c
index fb0ce118aa..8859386a59 100644
--- a/src/soc/intel/tigerlake/systemagent.c
+++ b/src/soc/intel/tigerlake/systemagent.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor SA Datasheet
diff --git a/src/soc/intel/tigerlake/uart.c b/src/soc/intel/tigerlake/uart.c
index 03b4469a98..85311c00cf 100644
--- a/src/soc/intel/tigerlake/uart.c
+++ b/src/soc/intel/tigerlake/uart.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. */
 
 /*
  * This file is created based on Intel Tiger Lake Processor PCH Datasheet