mb/google/butterfly: Use SPDX for GPL-2.0-only files

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

Change-Id: If78d4f1715f91671b3fb9557a8c5dfbc46bb07a5
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40165
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

src/mainboard/google/butterfly/acpi/ec.asl

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 /* mainboard configuration */
 #include "../ec.h"

src/mainboard/google/butterfly/acpi/mainboard.asl

@@ -1,17 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; version 2 of
- * the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 #include <mainboard/google/butterfly/onboard.h>
 

src/mainboard/google/butterfly/acpi/platform.asl

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 /* The _PTS method (Prepare To Sleep) is called before the OS is
  * entering a sleep state. The sleep state number is passed in Arg0

src/mainboard/google/butterfly/acpi/superio.asl

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 /* mainboard configuration */
 #include "../ec.h"

src/mainboard/google/butterfly/acpi/thermal.asl

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 // Thermal Zone
 

src/mainboard/google/butterfly/acpi_tables.c

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 #include <stdint.h>
 #include <southbridge/intel/bd82x6x/nvs.h>

src/mainboard/google/butterfly/chromeos.c

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 #include <console/console.h>
 #include <bootmode.h>

src/mainboard/google/butterfly/dsdt.asl

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 #include <arch/acpi.h>
 DefinitionBlock(

src/mainboard/google/butterfly/early_init.c

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 #include <stdint.h>
 #include <cpu/x86/lapic.h>

src/mainboard/google/butterfly/ec.c

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 #include <console/console.h>
 #include <ec/quanta/ene_kb3940q/ec.h>

src/mainboard/google/butterfly/ec.h

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 #ifndef BUTTERFLY_EC_H
 #define BUTTERFLY_EC_H

src/mainboard/google/butterfly/gpio.c

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 #include <southbridge/intel/common/gpio.h>
 

src/mainboard/google/butterfly/hda_verb.c

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 #include <device/azalia_device.h>
 

src/mainboard/google/butterfly/mainboard.c

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 #include <types.h>
 #include <cbfs.h>

src/mainboard/google/butterfly/mainboard_smi.c

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 #include <console/console.h>
 #include <cpu/x86/smm.h>

src/mainboard/google/butterfly/onboard.h

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 #ifndef BUTTERFLY_ONBOARD_H
 #define BUTTERFLY_ONBOARD_H

src/mainboard/google/butterfly/thermal.h

@@ -1,16 +1,5 @@
-/*
+/* SPDX-License-Identifier: GPL-2.0-only */
- * This file is part of the coreboot project.
+/* This file is part of the coreboot project. */
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
 
 #ifndef BUTTERFLY_THERMAL_H
 #define BUTTERFLY_THERMAL_H