src/ec: Use SPDX for GPL-2.0-only files

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

Change-Id: I422d072a9ab3350e364004ba34911cd183fc6612
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40052
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
diff --git a/src/ec/quanta/ene_kb3940q/acpi/ac.asl b/src/ec/quanta/ene_kb3940q/acpi/ac.asl
index 88330ea..5d96945 100644
--- a/src/ec/quanta/ene_kb3940q/acpi/ac.asl
+++ b/src/ec/quanta/ene_kb3940q/acpi/ac.asl
@@ -1,17 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; version 2 of
- * the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 // Scope (EC0)
 
diff --git a/src/ec/quanta/ene_kb3940q/acpi/battery.asl b/src/ec/quanta/ene_kb3940q/acpi/battery.asl
index dbfd477..5c2c29d 100644
--- a/src/ec/quanta/ene_kb3940q/acpi/battery.asl
+++ b/src/ec/quanta/ene_kb3940q/acpi/battery.asl
@@ -1,17 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; version 2 of
- * the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 /*
  * The mainboard must define strings in the root scope to
diff --git a/src/ec/quanta/ene_kb3940q/acpi/ec.asl b/src/ec/quanta/ene_kb3940q/acpi/ec.asl
index 9b792db..7bd6160 100644
--- a/src/ec/quanta/ene_kb3940q/acpi/ec.asl
+++ b/src/ec/quanta/ene_kb3940q/acpi/ec.asl
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 /*
  * The mainboard must define a PNOT method to handle power
diff --git a/src/ec/quanta/ene_kb3940q/acpi/superio.asl b/src/ec/quanta/ene_kb3940q/acpi/superio.asl
index 86950f1..0741c44 100644
--- a/src/ec/quanta/ene_kb3940q/acpi/superio.asl
+++ b/src/ec/quanta/ene_kb3940q/acpi/superio.asl
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 // Scope is \_SB.PCI0.LPCB
 
diff --git a/src/ec/quanta/ene_kb3940q/chip.h b/src/ec/quanta/ene_kb3940q/chip.h
index 77357f3..6e6c1c3 100644
--- a/src/ec/quanta/ene_kb3940q/chip.h
+++ b/src/ec/quanta/ene_kb3940q/chip.h
@@ -1,17 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; version 2 of
- * the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #ifndef _EC_QUANTA_ENE_KB3940Q_CHIP_H
 #define _EC_QUANTA_ENE_KB3940Q_CHIP_H
diff --git a/src/ec/quanta/ene_kb3940q/ec.c b/src/ec/quanta/ene_kb3940q/ec.c
index e37b980..15c0400 100644
--- a/src/ec/quanta/ene_kb3940q/ec.c
+++ b/src/ec/quanta/ene_kb3940q/ec.c
@@ -1,17 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; version 2 of
- * the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/ec/quanta/ene_kb3940q/ec.h b/src/ec/quanta/ene_kb3940q/ec.h
index 5b278c1..7b7d66a 100644
--- a/src/ec/quanta/ene_kb3940q/ec.h
+++ b/src/ec/quanta/ene_kb3940q/ec.h
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 /*
  * EC communication interface for QUANTA EnE KB3940Q Embedded Controller.
diff --git a/src/ec/quanta/it8518/acpi/ac.asl b/src/ec/quanta/it8518/acpi/ac.asl
index 6435329..15f369c 100644
--- a/src/ec/quanta/it8518/acpi/ac.asl
+++ b/src/ec/quanta/it8518/acpi/ac.asl
@@ -1,17 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; version 2 of
- * the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 // Scope (EC0)
 
diff --git a/src/ec/quanta/it8518/acpi/battery.asl b/src/ec/quanta/it8518/acpi/battery.asl
index fcfae75..d9c7da9 100644
--- a/src/ec/quanta/it8518/acpi/battery.asl
+++ b/src/ec/quanta/it8518/acpi/battery.asl
@@ -1,17 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; version 2 of
- * the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 // Scope (EC0)
 
diff --git a/src/ec/quanta/it8518/acpi/ec.asl b/src/ec/quanta/it8518/acpi/ec.asl
index 3a61d5d..e9390e4 100644
--- a/src/ec/quanta/it8518/acpi/ec.asl
+++ b/src/ec/quanta/it8518/acpi/ec.asl
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 /*
  * The mainboard must define a PNOT method to handle power
diff --git a/src/ec/quanta/it8518/acpi/superio.asl b/src/ec/quanta/it8518/acpi/superio.asl
index 8363fb9..2800f3c 100644
--- a/src/ec/quanta/it8518/acpi/superio.asl
+++ b/src/ec/quanta/it8518/acpi/superio.asl
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 // Scope is \_SB.PCI0.LPCB
 
diff --git a/src/ec/quanta/it8518/chip.h b/src/ec/quanta/it8518/chip.h
index 67cf694..3b2b8d7 100644
--- a/src/ec/quanta/it8518/chip.h
+++ b/src/ec/quanta/it8518/chip.h
@@ -1,17 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; version 2 of
- * the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #ifndef _EC_QUANTA_IT8518_CHIP_H
 #define _EC_QUANTA_IT8518_CHIP_H
diff --git a/src/ec/quanta/it8518/ec.c b/src/ec/quanta/it8518/ec.c
index 593eddc..fd17097 100644
--- a/src/ec/quanta/it8518/ec.c
+++ b/src/ec/quanta/it8518/ec.c
@@ -1,17 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; version 2 of
- * the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #include <arch/io.h>
 #include <console/console.h>
diff --git a/src/ec/quanta/it8518/ec.h b/src/ec/quanta/it8518/ec.h
index 4cc88a3..a5617b5 100644
--- a/src/ec/quanta/it8518/ec.h
+++ b/src/ec/quanta/it8518/ec.h
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 /*
  * EC communication interface for QUANTA IT8518 Embedded Controller.