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-rw-r--r--src/soc/intel/icelake/include/soc/bootblock.h15
-rw-r--r--src/soc/intel/icelake/include/soc/cpu.h15
-rw-r--r--src/soc/intel/icelake/include/soc/espi.h15
-rw-r--r--src/soc/intel/icelake/include/soc/gpe.h15
-rw-r--r--src/soc/intel/icelake/include/soc/gpio.h15
-rw-r--r--src/soc/intel/icelake/include/soc/gpio_defs.h15
-rw-r--r--src/soc/intel/icelake/include/soc/gpio_soc_defs.h15
-rw-r--r--src/soc/intel/icelake/include/soc/iomap.h15
-rw-r--r--src/soc/intel/icelake/include/soc/irq.h15
-rw-r--r--src/soc/intel/icelake/include/soc/itss.h15
-rw-r--r--src/soc/intel/icelake/include/soc/me.h15
-rw-r--r--src/soc/intel/icelake/include/soc/msr.h15
-rw-r--r--src/soc/intel/icelake/include/soc/nvs.h15
-rw-r--r--src/soc/intel/icelake/include/soc/p2sb.h15
-rw-r--r--src/soc/intel/icelake/include/soc/pch.h15
-rw-r--r--src/soc/intel/icelake/include/soc/pci_devs.h15
-rw-r--r--src/soc/intel/icelake/include/soc/pcr_ids.h15
-rw-r--r--src/soc/intel/icelake/include/soc/pm.h15
-rw-r--r--src/soc/intel/icelake/include/soc/pmc.h15
-rw-r--r--src/soc/intel/icelake/include/soc/ramstage.h15
-rw-r--r--src/soc/intel/icelake/include/soc/romstage.h15
-rw-r--r--src/soc/intel/icelake/include/soc/serialio.h15
-rw-r--r--src/soc/intel/icelake/include/soc/smbus.h15
-rw-r--r--src/soc/intel/icelake/include/soc/soc_chip.h15
-rw-r--r--src/soc/intel/icelake/include/soc/systemagent.h15
-rw-r--r--src/soc/intel/icelake/include/soc/usb.h15
26 files changed, 52 insertions, 338 deletions
diff --git a/src/soc/intel/icelake/include/soc/bootblock.h b/src/soc/intel/icelake/include/soc/bootblock.h
index 27a2ce691d..34579267d4 100644
--- a/src/soc/intel/icelake/include/soc/bootblock.h
+++ b/src/soc/intel/icelake/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_ICELAKE_BOOTBLOCK_H_
#define _SOC_ICELAKE_BOOTBLOCK_H_
diff --git a/src/soc/intel/icelake/include/soc/cpu.h b/src/soc/intel/icelake/include/soc/cpu.h
index 312de72699..30df00aa7e 100644
--- a/src/soc/intel/icelake/include/soc/cpu.h
+++ b/src/soc/intel/icelake/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_ICELAKE_CPU_H_
#define _SOC_ICELAKE_CPU_H_
diff --git a/src/soc/intel/icelake/include/soc/espi.h b/src/soc/intel/icelake/include/soc/espi.h
index 4fb762499c..593b23661b 100644
--- a/src/soc/intel/icelake/include/soc/espi.h
+++ b/src/soc/intel/icelake/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. */
#ifndef _SOC_ICELAKE_ESPI_H_
#define _SOC_ICELAKE_ESPI_H_
diff --git a/src/soc/intel/icelake/include/soc/gpe.h b/src/soc/intel/icelake/include/soc/gpe.h
index c37750b1c4..cae23a0725 100644
--- a/src/soc/intel/icelake/include/soc/gpe.h
+++ b/src/soc/intel/icelake/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/icelake/include/soc/gpio.h b/src/soc/intel/icelake/include/soc/gpio.h
index 9022aa84bf..f5228a3bde 100644
--- a/src/soc/intel/icelake/include/soc/gpio.h
+++ b/src/soc/intel/icelake/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_ICELAKE_GPIO_H_
#define _SOC_ICELAKE_GPIO_H_
diff --git a/src/soc/intel/icelake/include/soc/gpio_defs.h b/src/soc/intel/icelake/include/soc/gpio_defs.h
index b01e406f97..c05e2a5806 100644
--- a/src/soc/intel/icelake/include/soc/gpio_defs.h
+++ b/src/soc/intel/icelake/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_ICELAKE_GPIO_DEFS_H_
#define _SOC_ICELAKE_GPIO_DEFS_H_
diff --git a/src/soc/intel/icelake/include/soc/gpio_soc_defs.h b/src/soc/intel/icelake/include/soc/gpio_soc_defs.h
index 5de7960a03..3f19b08aaf 100644
--- a/src/soc/intel/icelake/include/soc/gpio_soc_defs.h
+++ b/src/soc/intel/icelake/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_ICELAKE_GPIO_SOC_DEFS_H_
#define _SOC_ICELAKE_GPIO_SOC_DEFS_H_
diff --git a/src/soc/intel/icelake/include/soc/iomap.h b/src/soc/intel/icelake/include/soc/iomap.h
index 81d052c73b..df86373ce1 100644
--- a/src/soc/intel/icelake/include/soc/iomap.h
+++ b/src/soc/intel/icelake/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. */
#ifndef _SOC_ICELAKE_IOMAP_H_
#define _SOC_ICELAKE_IOMAP_H_
diff --git a/src/soc/intel/icelake/include/soc/irq.h b/src/soc/intel/icelake/include/soc/irq.h
index 898ad2ea2f..f575580864 100644
--- a/src/soc/intel/icelake/include/soc/irq.h
+++ b/src/soc/intel/icelake/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/icelake/include/soc/itss.h b/src/soc/intel/icelake/include/soc/itss.h
index 92fa026685..b345c1a550 100644
--- a/src/soc/intel/icelake/include/soc/itss.h
+++ b/src/soc/intel/icelake/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_ICL_ITSS_H
#define SOC_INTEL_ICL_ITSS_H
diff --git a/src/soc/intel/icelake/include/soc/me.h b/src/soc/intel/icelake/include/soc/me.h
index c6df81b93c..96b5936c8e 100644
--- a/src/soc/intel/icelake/include/soc/me.h
+++ b/src/soc/intel/icelake/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 _ICELAKE_ME_H_
#define _ICELAKE_ME_H_
diff --git a/src/soc/intel/icelake/include/soc/msr.h b/src/soc/intel/icelake/include/soc/msr.h
index 7925ea76b0..3bbf99d21b 100644
--- a/src/soc/intel/icelake/include/soc/msr.h
+++ b/src/soc/intel/icelake/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/icelake/include/soc/nvs.h b/src/soc/intel/icelake/include/soc/nvs.h
index cfb189d381..d059b00915 100644
--- a/src/soc/intel/icelake/include/soc/nvs.h
+++ b/src/soc/intel/icelake/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/icelake/include/soc/p2sb.h b/src/soc/intel/icelake/include/soc/p2sb.h
index f444c837b4..f3890106b1 100644
--- a/src/soc/intel/icelake/include/soc/p2sb.h
+++ b/src/soc/intel/icelake/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. */
#ifndef _SOC_ICELAKE_P2SB_H_
#define _SOC_ICELAKE_P2SB_H_
diff --git a/src/soc/intel/icelake/include/soc/pch.h b/src/soc/intel/icelake/include/soc/pch.h
index fa28a4d07a..4f0a486ab0 100644
--- a/src/soc/intel/icelake/include/soc/pch.h
+++ b/src/soc/intel/icelake/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_ICELAKE_PCH_H_
#define _SOC_ICELAKE_PCH_H_
diff --git a/src/soc/intel/icelake/include/soc/pci_devs.h b/src/soc/intel/icelake/include/soc/pci_devs.h
index 21feeabfe0..71dc1da690 100644
--- a/src/soc/intel/icelake/include/soc/pci_devs.h
+++ b/src/soc/intel/icelake/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_ICELAKE_PCI_DEVS_H_
#define _SOC_ICELAKE_PCI_DEVS_H_
diff --git a/src/soc/intel/icelake/include/soc/pcr_ids.h b/src/soc/intel/icelake/include/soc/pcr_ids.h
index 034b622c93..89386e10ea 100644
--- a/src/soc/intel/icelake/include/soc/pcr_ids.h
+++ b/src/soc/intel/icelake/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. */
#ifndef SOC_ICELAKE_PCR_H
#define SOC_ICELAKE_PCR_H
diff --git a/src/soc/intel/icelake/include/soc/pm.h b/src/soc/intel/icelake/include/soc/pm.h
index 66b09751e4..cb59a21b7b 100644
--- a/src/soc/intel/icelake/include/soc/pm.h
+++ b/src/soc/intel/icelake/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. */
#ifndef _SOC_PM_H_
#define _SOC_PM_H_
diff --git a/src/soc/intel/icelake/include/soc/pmc.h b/src/soc/intel/icelake/include/soc/pmc.h
index f7a6ccb2b3..95237542b5 100644
--- a/src/soc/intel/icelake/include/soc/pmc.h
+++ b/src/soc/intel/icelake/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_ICELAKE_PMC_H_
#define _SOC_ICELAKE_PMC_H_
diff --git a/src/soc/intel/icelake/include/soc/ramstage.h b/src/soc/intel/icelake/include/soc/ramstage.h
index a8c8fdd7b2..1f79b33d93 100644
--- a/src/soc/intel/icelake/include/soc/ramstage.h
+++ b/src/soc/intel/icelake/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/icelake/include/soc/romstage.h b/src/soc/intel/icelake/include/soc/romstage.h
index 1672e8b5ca..4a4fbe63b8 100644
--- a/src/soc/intel/icelake/include/soc/romstage.h
+++ b/src/soc/intel/icelake/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/icelake/include/soc/serialio.h b/src/soc/intel/icelake/include/soc/serialio.h
index 0ee6ff1dc3..fdc85875e0 100644
--- a/src/soc/intel/icelake/include/soc/serialio.h
+++ b/src/soc/intel/icelake/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/icelake/include/soc/smbus.h b/src/soc/intel/icelake/include/soc/smbus.h
index 8cadd05802..6dc07d445c 100644
--- a/src/soc/intel/icelake/include/soc/smbus.h
+++ b/src/soc/intel/icelake/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. */
#ifndef _SOC_ICELAKE_SMBUS_H_
#define _SOC_ICELAKE_SMBUS_H_
diff --git a/src/soc/intel/icelake/include/soc/soc_chip.h b/src/soc/intel/icelake/include/soc/soc_chip.h
index 272e60386c..d11769db95 100644
--- a/src/soc/intel/icelake/include/soc/soc_chip.h
+++ b/src/soc/intel/icelake/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_ICELAKE_SOC_CHIP_H_
#define _SOC_ICELAKE_SOC_CHIP_H_
diff --git a/src/soc/intel/icelake/include/soc/systemagent.h b/src/soc/intel/icelake/include/soc/systemagent.h
index 013f9ce97c..7b6a680d75 100644
--- a/src/soc/intel/icelake/include/soc/systemagent.h
+++ b/src/soc/intel/icelake/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. */
#ifndef SOC_ICELAKE_SYSTEMAGENT_H
#define SOC_ICELAKE_SYSTEMAGENT_H
diff --git a/src/soc/intel/icelake/include/soc/usb.h b/src/soc/intel/icelake/include/soc/usb.h
index 33c0bf0bf9..4caa4022a3 100644
--- a/src/soc/intel/icelake/include/soc/usb.h
+++ b/src/soc/intel/icelake/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_