arch: add SPDX-License-Identifier to all .S files

Record GPL-2.0-only as license for all files lacking an explicit license
statement.

Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
Link: https://lore.barebox.org/20220103120539.1730644-10-a.fatoum@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

39 files changed, 75 insertions, 6 deletions

diff --git a/arch/arm/boards/a9m2410/lowlevel_init.S b/arch/arm/boards/a9m2410/lowlevel_init.S
index b772b1f7f0..4c949b1efa 100644
--- a/arch/arm/boards/a9m2410/lowlevel_init.S
+++ b/arch/arm/boards/a9m2410/lowlevel_init.S
@@ -1,6 +1,4 @@
-/*
- *
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
 
 #include <config.h>
 #include <linux/sizes.h>
diff --git a/arch/arm/boards/a9m2440/lowlevel_init.S b/arch/arm/boards/a9m2440/lowlevel_init.S
index 2c51e05806..585863f9d4 100644
--- a/arch/arm/boards/a9m2440/lowlevel_init.S
+++ b/arch/arm/boards/a9m2440/lowlevel_init.S
@@ -1,6 +1,4 @@
-/*
- *
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
 
 #include <config.h>
 #include <linux/sizes.h>
diff --git a/arch/arm/boards/eukrea_cpuimx27/lowlevel_init.S b/arch/arm/boards/eukrea_cpuimx27/lowlevel_init.S
index b3504832d7..13e906eea4 100644
--- a/arch/arm/boards/eukrea_cpuimx27/lowlevel_init.S
+++ b/arch/arm/boards/eukrea_cpuimx27/lowlevel_init.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <config.h>
 #include <asm-generic/memory_layout.h>
 #include <mach/imx27-regs.h>
diff --git a/arch/arm/boards/freescale-mx27-ads/lowlevel_init.S b/arch/arm/boards/freescale-mx27-ads/lowlevel_init.S
index e79b96dd2c..bd78ebf9e8 100644
--- a/arch/arm/boards/freescale-mx27-ads/lowlevel_init.S
+++ b/arch/arm/boards/freescale-mx27-ads/lowlevel_init.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 /*
  * For clock initialization, see chapter 3 of the "MCIMX27 Multimedia
  * Applications Processor Reference Manual, Rev. 0.2".
diff --git a/arch/arm/boards/friendlyarm-mini2440/lowlevel_init.S b/arch/arm/boards/friendlyarm-mini2440/lowlevel_init.S
index 43bf49c12c..b26efa12b0 100644
--- a/arch/arm/boards/friendlyarm-mini2440/lowlevel_init.S
+++ b/arch/arm/boards/friendlyarm-mini2440/lowlevel_init.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 /*
  * Low level initialization for the FriendlyARM mini2440 board
  */
diff --git a/arch/arm/boards/guf-neso/pll_init.S b/arch/arm/boards/guf-neso/pll_init.S
index 4c6cb67fd4..fe28c457fc 100644
--- a/arch/arm/boards/guf-neso/pll_init.S
+++ b/arch/arm/boards/guf-neso/pll_init.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <config.h>
 #include <mach/imx27-regs.h>
 #include <mach/imx-pll.h>
diff --git a/arch/arm/cpu/cache-armv4.S b/arch/arm/cpu/cache-armv4.S
index db87de17e9..78a098b2fe 100644
--- a/arch/arm/cpu/cache-armv4.S
+++ b/arch/arm/cpu/cache-armv4.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <init.h>
 
diff --git a/arch/arm/cpu/cache-armv5.S b/arch/arm/cpu/cache-armv5.S
index 4267f3e37f..bcb7ebf466 100644
--- a/arch/arm/cpu/cache-armv5.S
+++ b/arch/arm/cpu/cache-armv5.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <init.h>
 
diff --git a/arch/arm/cpu/cache-armv6.S b/arch/arm/cpu/cache-armv6.S
index 7a06751997..cc720314c0 100644
--- a/arch/arm/cpu/cache-armv6.S
+++ b/arch/arm/cpu/cache-armv6.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <init.h>
 
diff --git a/arch/arm/cpu/cache-armv7.S b/arch/arm/cpu/cache-armv7.S
index 0f6108426c..efd9fe412f 100644
--- a/arch/arm/cpu/cache-armv7.S
+++ b/arch/arm/cpu/cache-armv7.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <init.h>
 
diff --git a/arch/arm/cpu/entry_ll.S b/arch/arm/cpu/entry_ll.S
index 8cc7a84f10..2800174c45 100644
--- a/arch/arm/cpu/entry_ll.S
+++ b/arch/arm/cpu/entry_ll.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <asm/sections.h>
 
diff --git a/arch/arm/cpu/entry_ll_64.S b/arch/arm/cpu/entry_ll_64.S
index fb8645e0a0..6530bec5eb 100644
--- a/arch/arm/cpu/entry_ll_64.S
+++ b/arch/arm/cpu/entry_ll_64.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <asm/sections.h>
 
diff --git a/arch/arm/cpu/exceptions.S b/arch/arm/cpu/exceptions.S
index 55014c8d46..749c713aab 100644
--- a/arch/arm/cpu/exceptions.S
+++ b/arch/arm/cpu/exceptions.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <config.h>
 #include <linux/linkage.h>
 #include <asm-generic/memory_layout.h>
diff --git a/arch/arm/cpu/hyp.S b/arch/arm/cpu/hyp.S
index 1314b56eab..b5e4807877 100644
--- a/arch/arm/cpu/hyp.S
+++ b/arch/arm/cpu/hyp.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <asm/system.h>
 #include <asm/opcodes-virt.h>
diff --git a/arch/arm/cpu/lowlevel.S b/arch/arm/cpu/lowlevel.S
index 203a4afc47..5a7dd3c209 100644
--- a/arch/arm/cpu/lowlevel.S
+++ b/arch/arm/cpu/lowlevel.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <init.h>
 #include <asm/system.h>
diff --git a/arch/arm/cpu/lowlevel_64.S b/arch/arm/cpu/lowlevel_64.S
index 6a23132ed1..ed00c8c470 100644
--- a/arch/arm/cpu/lowlevel_64.S
+++ b/arch/arm/cpu/lowlevel_64.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <init.h>
 #include <asm/system.h>
diff --git a/arch/arm/cpu/setupc.S b/arch/arm/cpu/setupc.S
index 55aa105b21..eafc9b52c6 100644
--- a/arch/arm/cpu/setupc.S
+++ b/arch/arm/cpu/setupc.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <asm/sections.h>
 
diff --git a/arch/arm/cpu/setupc_64.S b/arch/arm/cpu/setupc_64.S
index e24acbd0da..b5f4a643fa 100644
--- a/arch/arm/cpu/setupc_64.S
+++ b/arch/arm/cpu/setupc_64.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <asm/sections.h>
 
diff --git a/arch/arm/cpu/sm_as.S b/arch/arm/cpu/sm_as.S
index de6cd0406f..f55ac8661c 100644
--- a/arch/arm/cpu/sm_as.S
+++ b/arch/arm/cpu/sm_as.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <asm/ptrace.h>
 #include <asm-generic/memory_layout.h>
diff --git a/arch/arm/lib32/runtime-offset.S b/arch/arm/lib32/runtime-offset.S
index f86ca7865e..ac104de119 100644
--- a/arch/arm/lib32/runtime-offset.S
+++ b/arch/arm/lib32/runtime-offset.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <asm/assembler.h>
 
diff --git a/arch/arm/lib32/start-kernel-optee.S b/arch/arm/lib32/start-kernel-optee.S
index 92da4b63c9..261ab39ba7 100644
--- a/arch/arm/lib32/start-kernel-optee.S
+++ b/arch/arm/lib32/start-kernel-optee.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 
 ENTRY(start_kernel_optee)
diff --git a/arch/arm/lib64/runtime-offset.S b/arch/arm/lib64/runtime-offset.S
index e2ff5d2103..822e323c14 100644
--- a/arch/arm/lib64/runtime-offset.S
+++ b/arch/arm/lib64/runtime-offset.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 #include <asm/assembler.h>
 
diff --git a/arch/arm/mach-layerscape/lowlevel.S b/arch/arm/mach-layerscape/lowlevel.S
index adb3e54367..e8e6410c52 100644
--- a/arch/arm/mach-layerscape/lowlevel.S
+++ b/arch/arm/mach-layerscape/lowlevel.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 
 .section .text.ls1046a_init_l2_latency
diff --git a/arch/arm/mach-layerscape/ppa-entry.S b/arch/arm/mach-layerscape/ppa-entry.S
index 18cfa6c37e..f5f30b6719 100644
--- a/arch/arm/mach-layerscape/ppa-entry.S
+++ b/arch/arm/mach-layerscape/ppa-entry.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <linux/linkage.h>
 
 .section .text.ppa_entry
diff --git a/arch/mips/lib/genex.S b/arch/mips/lib/genex.S
index 5fb2223231..d75a652e4d 100644
--- a/arch/mips/lib/genex.S
+++ b/arch/mips/lib/genex.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <asm/asm.h>
 #include <asm/regdef.h>
 #include <asm/mipsregs.h>
diff --git a/arch/mips/pbl/piggy.gzip.S b/arch/mips/pbl/piggy.gzip.S
index 1e6bbef66c..b99ba8aeab 100644
--- a/arch/mips/pbl/piggy.gzip.S
+++ b/arch/mips/pbl/piggy.gzip.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <asm/asm.h>
 
 	.section .data
diff --git a/arch/mips/pbl/piggy.lz4.S b/arch/mips/pbl/piggy.lz4.S
index be9425bf00..c3ddbdace0 100644
--- a/arch/mips/pbl/piggy.lz4.S
+++ b/arch/mips/pbl/piggy.lz4.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <asm/asm.h>
 
 	.section .data
diff --git a/arch/mips/pbl/piggy.lzo.S b/arch/mips/pbl/piggy.lzo.S
index 6f1af1f314..2c1f4cb34e 100644
--- a/arch/mips/pbl/piggy.lzo.S
+++ b/arch/mips/pbl/piggy.lzo.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <asm/asm.h>
 
 	.section .data
diff --git a/arch/mips/pbl/piggy.shipped.S b/arch/mips/pbl/piggy.shipped.S
index 8a35f6bc05..fc2859e673 100644
--- a/arch/mips/pbl/piggy.shipped.S
+++ b/arch/mips/pbl/piggy.shipped.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <asm/asm.h>
 
 	.section .data
diff --git a/arch/mips/pbl/piggy.xzkern.S b/arch/mips/pbl/piggy.xzkern.S
index edfa53b86c..8c99d959f8 100644
--- a/arch/mips/pbl/piggy.xzkern.S
+++ b/arch/mips/pbl/piggy.xzkern.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <asm/asm.h>
 
 	.section .data
diff --git a/arch/openrisc/lib/ashldi3.S b/arch/openrisc/lib/ashldi3.S
index 3e422fadc4..f6b976bff2 100644
--- a/arch/openrisc/lib/ashldi3.S
+++ b/arch/openrisc/lib/ashldi3.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 /*
  * (C) Copyright 2011 - Franck JULLIEN <elec4fun@gmail.com>
  *
diff --git a/arch/openrisc/lib/lshrdi3.S b/arch/openrisc/lib/lshrdi3.S
index de30445f4e..99aa73ef51 100644
--- a/arch/openrisc/lib/lshrdi3.S
+++ b/arch/openrisc/lib/lshrdi3.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 /*
  * (C) Copyright 2011 - Franck JULLIEN <elec4fun@gmail.com>
  *
diff --git a/arch/openrisc/lib/muldi3.S b/arch/openrisc/lib/muldi3.S
index 902338a242..70d0eacf1e 100644
--- a/arch/openrisc/lib/muldi3.S
+++ b/arch/openrisc/lib/muldi3.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 /*
  * (C) Copyright 2011 - Franck JULLIEN <elec4fun@gmail.com>
  *
diff --git a/arch/powerpc/cpu-85xx/resetvec.S b/arch/powerpc/cpu-85xx/resetvec.S
index 29555d4a00..b21cc0f19d 100644
--- a/arch/powerpc/cpu-85xx/resetvec.S
+++ b/arch/powerpc/cpu-85xx/resetvec.S
@@ -1,2 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 	.section .resetvec,"ax"
 	b _start_e500
diff --git a/arch/powerpc/lib/misc.S b/arch/powerpc/lib/misc.S
index bd06ff2062..c45f02ba3a 100644
--- a/arch/powerpc/lib/misc.S
+++ b/arch/powerpc/lib/misc.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 
 #include <asm/ppc_asm.tmpl>
 #include <asm-generic/errno.h>
diff --git a/arch/powerpc/mach-mpc5xxx/firmware_sc_task_bestcomm.impl.S b/arch/powerpc/mach-mpc5xxx/firmware_sc_task_bestcomm.impl.S
index 42d0e3ce08..17213053d2 100644
--- a/arch/powerpc/mach-mpc5xxx/firmware_sc_task_bestcomm.impl.S
+++ b/arch/powerpc/mach-mpc5xxx/firmware_sc_task_bestcomm.impl.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 /*
  * Copyright (C) 2001, Software Center, Motorola China.
  *
diff --git a/arch/sandbox/board/barebox.lds.S b/arch/sandbox/board/barebox.lds.S
index 7a5a8eb1e7..84d085a259 100644
--- a/arch/sandbox/board/barebox.lds.S
+++ b/arch/sandbox/board/barebox.lds.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <asm-generic/barebox.lds.h>
 
 SECTIONS
diff --git a/arch/x86/mach-efi/elf_ia32_efi.lds.S b/arch/x86/mach-efi/elf_ia32_efi.lds.S
index 18ddf17802..ac89fd89a4 100644
--- a/arch/x86/mach-efi/elf_ia32_efi.lds.S
+++ b/arch/x86/mach-efi/elf_ia32_efi.lds.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <asm-generic/barebox.lds.h>
 
 OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
diff --git a/arch/x86/mach-efi/elf_x86_64_efi.lds.S b/arch/x86/mach-efi/elf_x86_64_efi.lds.S
index ab4a9e815c..b620ba5b37 100644
--- a/arch/x86/mach-efi/elf_x86_64_efi.lds.S
+++ b/arch/x86/mach-efi/elf_x86_64_efi.lds.S
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
 #include <asm-generic/barebox.lds.h>
 
 /* Same as elf_x86_64_fbsd_efi.lds, except for OUTPUT_FORMAT below - KEEP IN SYNC */