arch: add SPDX-License-Identifier to all .c 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/20220103120539.1730644-11-a.fatoum@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

148 files changed, 296 insertions, 2 deletions

diff --git a/arch/arm/boards/afi-gf/lowlevel.c b/arch/arm/boards/afi-gf/lowlevel.c
index da4a000675..de40f6c5af 100644
--- a/arch/arm/boards/afi-gf/lowlevel.c
+++ b/arch/arm/boards/afi-gf/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <init.h>
 #include <linux/sizes.h>
 #include <io.h>
diff --git a/arch/arm/boards/altera-socdk/board.c b/arch/arm/boards/altera-socdk/board.c
index f4b1dcd324..1c91d2a10d 100644
--- a/arch/arm/boards/altera-socdk/board.c
+++ b/arch/arm/boards/altera-socdk/board.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <types.h>
 #include <driver.h>
diff --git a/arch/arm/boards/altera-socdk/lowlevel.c b/arch/arm/boards/altera-socdk/lowlevel.c
index 822c3d8ee6..537453b676 100644
--- a/arch/arm/boards/altera-socdk/lowlevel.c
+++ b/arch/arm/boards/altera-socdk/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include "sdram_config.h"
 #include "pinmux_config.c"
 #include "pll_config.h"
diff --git a/arch/arm/boards/at91sam9x5ek/lowlevel.c b/arch/arm/boards/at91sam9x5ek/lowlevel.c
index ebd417b19c..3d266161ec 100644
--- a/arch/arm/boards/at91sam9x5ek/lowlevel.c
+++ b/arch/arm/boards/at91sam9x5ek/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <mach/at91_ddrsdrc.h>
diff --git a/arch/arm/boards/beagle/lowlevel.c b/arch/arm/boards/beagle/lowlevel.c
index 30cc1f2c54..683ab552f4 100644
--- a/arch/arm/boards/beagle/lowlevel.c
+++ b/arch/arm/boards/beagle/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <init.h>
 #include <debug_ll.h>
 #include <io.h>
diff --git a/arch/arm/boards/beaglebone/lowlevel.c b/arch/arm/boards/beaglebone/lowlevel.c
index 31211448f5..6642bc4add 100644
--- a/arch/arm/boards/beaglebone/lowlevel.c
+++ b/arch/arm/boards/beaglebone/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <init.h>
 #include <linux/sizes.h>
 #include <io.h>
diff --git a/arch/arm/boards/boundarydevices-nitrogen6/lowlevel.c b/arch/arm/boards/boundarydevices-nitrogen6/lowlevel.c
index 74ff71fc24..9312a1d4aa 100644
--- a/arch/arm/boards/boundarydevices-nitrogen6/lowlevel.c
+++ b/arch/arm/boards/boundarydevices-nitrogen6/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <mach/generic.h>
 #include <mach/esdctl.h>
diff --git a/arch/arm/boards/canon-a1100/lowlevel.c b/arch/arm/boards/canon-a1100/lowlevel.c
index b75a1bfa60..47a9564e0f 100644
--- a/arch/arm/boards/canon-a1100/lowlevel.c
+++ b/arch/arm/boards/canon-a1100/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <asm/barebox-arm-head.h>
diff --git a/arch/arm/boards/chumby_falconwing/lowlevel.c b/arch/arm/boards/chumby_falconwing/lowlevel.c
index 0277b5d083..091dd19552 100644
--- a/arch/arm/boards/chumby_falconwing/lowlevel.c
+++ b/arch/arm/boards/chumby_falconwing/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <asm/barebox-arm-head.h>
diff --git a/arch/arm/boards/cm-fx6/lowlevel.c b/arch/arm/boards/cm-fx6/lowlevel.c
index fd86e159aa..27c15f5412 100644
--- a/arch/arm/boards/cm-fx6/lowlevel.c
+++ b/arch/arm/boards/cm-fx6/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #define pr_fmt(fmt) "cm-fx6: " fmt
 
 #include <common.h>
diff --git a/arch/arm/boards/crystalfontz-cfa10036/lowlevel.c b/arch/arm/boards/crystalfontz-cfa10036/lowlevel.c
index 1bc5947682..92b42aa893 100644
--- a/arch/arm/boards/crystalfontz-cfa10036/lowlevel.c
+++ b/arch/arm/boards/crystalfontz-cfa10036/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <asm/barebox-arm-head.h>
diff --git a/arch/arm/boards/digi-ccimx6ulsom/lowlevel.c b/arch/arm/boards/digi-ccimx6ulsom/lowlevel.c
index 7bf1db8120..ba562a501f 100644
--- a/arch/arm/boards/digi-ccimx6ulsom/lowlevel.c
+++ b/arch/arm/boards/digi-ccimx6ulsom/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <mach/generic.h>
 #include <asm/barebox-arm.h>
diff --git a/arch/arm/boards/duckbill/lowlevel.c b/arch/arm/boards/duckbill/lowlevel.c
index 22987a6cdb..0f76d9c938 100644
--- a/arch/arm/boards/duckbill/lowlevel.c
+++ b/arch/arm/boards/duckbill/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #define pr_fmt(fmt) "I2SE Duckbill: " fmt
 #define DEBUG
 
diff --git a/arch/arm/boards/ebv-socrates/board.c b/arch/arm/boards/ebv-socrates/board.c
index 965150f9a3..c2a8edac98 100644
--- a/arch/arm/boards/ebv-socrates/board.c
+++ b/arch/arm/boards/ebv-socrates/board.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <types.h>
 #include <driver.h>
diff --git a/arch/arm/boards/ebv-socrates/lowlevel.c b/arch/arm/boards/ebv-socrates/lowlevel.c
index 3f12ae806f..1f5b835df2 100644
--- a/arch/arm/boards/ebv-socrates/lowlevel.c
+++ b/arch/arm/boards/ebv-socrates/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include "sdram_config.h"
 #include "pinmux_config.c"
 #include "pll_config.h"
diff --git a/arch/arm/boards/ebv-socrates/sequencer_auto_ac_init.c b/arch/arm/boards/ebv-socrates/sequencer_auto_ac_init.c
index 5b5196ad77..1a19310dcb 100644
--- a/arch/arm/boards/ebv-socrates/sequencer_auto_ac_init.c
+++ b/arch/arm/boards/ebv-socrates/sequencer_auto_ac_init.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 static const uint32_t ac_rom_init_size = 36;
 static const uint32_t ac_rom_init[36] =
 {
diff --git a/arch/arm/boards/ebv-socrates/sequencer_auto_inst_init.c b/arch/arm/boards/ebv-socrates/sequencer_auto_inst_init.c
index e261ecb6c1..c818d725b8 100644
--- a/arch/arm/boards/ebv-socrates/sequencer_auto_inst_init.c
+++ b/arch/arm/boards/ebv-socrates/sequencer_auto_inst_init.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 static const uint32_t inst_rom_init_size = 128;
 static const uint32_t inst_rom_init[128] =
 {
diff --git a/arch/arm/boards/efika-mx-smartbook/lowlevel.c b/arch/arm/boards/efika-mx-smartbook/lowlevel.c
index 3881678d85..5375578c94 100644
--- a/arch/arm/boards/efika-mx-smartbook/lowlevel.c
+++ b/arch/arm/boards/efika-mx-smartbook/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <mach/esdctl.h>
 #include <mach/generic.h>
diff --git a/arch/arm/boards/element14-warp7/lowlevel.c b/arch/arm/boards/element14-warp7/lowlevel.c
index 6ca733a0be..94b7eb598b 100644
--- a/arch/arm/boards/element14-warp7/lowlevel.c
+++ b/arch/arm/boards/element14-warp7/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #define DEBUG
 #include <io.h>
 #include <common.h>
diff --git a/arch/arm/boards/embedsky-e9/lowlevel.c b/arch/arm/boards/embedsky-e9/lowlevel.c
index 845c4ec90c..1cda6e07e2 100644
--- a/arch/arm/boards/embedsky-e9/lowlevel.c
+++ b/arch/arm/boards/embedsky-e9/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <mach/generic.h>
diff --git a/arch/arm/boards/embest-riotboard/lowlevel.c b/arch/arm/boards/embest-riotboard/lowlevel.c
index 07f669fc03..4093bf3bba 100644
--- a/arch/arm/boards/embest-riotboard/lowlevel.c
+++ b/arch/arm/boards/embest-riotboard/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <debug_ll.h>
 #include <common.h>
 #include <linux/sizes.h>
diff --git a/arch/arm/boards/eukrea_cpuimx51/lowlevel.c b/arch/arm/boards/eukrea_cpuimx51/lowlevel.c
index 6762fdad4b..cecc3f6c83 100644
--- a/arch/arm/boards/eukrea_cpuimx51/lowlevel.c
+++ b/arch/arm/boards/eukrea_cpuimx51/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <mach/esdctl.h>
 #include <mach/generic.h>
diff --git a/arch/arm/boards/freescale-mx23-evk/lowlevel.c b/arch/arm/boards/freescale-mx23-evk/lowlevel.c
index 99e08d88c7..62560bbff7 100644
--- a/arch/arm/boards/freescale-mx23-evk/lowlevel.c
+++ b/arch/arm/boards/freescale-mx23-evk/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <generated/mach-types.h>
diff --git a/arch/arm/boards/freescale-mx28-evk/lowlevel.c b/arch/arm/boards/freescale-mx28-evk/lowlevel.c
index 82411bb516..7f0bd8a90e 100644
--- a/arch/arm/boards/freescale-mx28-evk/lowlevel.c
+++ b/arch/arm/boards/freescale-mx28-evk/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #define pr_fmt(fmt) "Freescale MX28evk: " fmt
 #define DEBUG
 
diff --git a/arch/arm/boards/freescale-mx51-babbage/lowlevel.c b/arch/arm/boards/freescale-mx51-babbage/lowlevel.c
index e29a647daa..e95324e645 100644
--- a/arch/arm/boards/freescale-mx51-babbage/lowlevel.c
+++ b/arch/arm/boards/freescale-mx51-babbage/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <debug_ll.h>
 #include <mach/clock-imx51_53.h>
 #include <mach/iomux-mx51.h>
diff --git a/arch/arm/boards/freescale-mx51-babbage/power.c b/arch/arm/boards/freescale-mx51-babbage/power.c
index 6edc672a5a..ce44f3ae42 100644
--- a/arch/arm/boards/freescale-mx51-babbage/power.c
+++ b/arch/arm/boards/freescale-mx51-babbage/power.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #define pr_fmt(fmt) "babbage-power: " fmt
 
 #include <common.h>
diff --git a/arch/arm/boards/freescale-mx53-qsb/lowlevel.c b/arch/arm/boards/freescale-mx53-qsb/lowlevel.c
index c9044011d5..e845fa4a3e 100644
--- a/arch/arm/boards/freescale-mx53-qsb/lowlevel.c
+++ b/arch/arm/boards/freescale-mx53-qsb/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <mach/imx53-regs.h>
 #include <mach/esdctl.h>
diff --git a/arch/arm/boards/freescale-mx53-smd/lowlevel.c b/arch/arm/boards/freescale-mx53-smd/lowlevel.c
index fffbfdf0ba..b15025ba18 100644
--- a/arch/arm/boards/freescale-mx53-smd/lowlevel.c
+++ b/arch/arm/boards/freescale-mx53-smd/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <mach/imx53-regs.h>
 #include <mach/esdctl.h>
diff --git a/arch/arm/boards/freescale-mx53-vmx53/lowlevel.c b/arch/arm/boards/freescale-mx53-vmx53/lowlevel.c
index ae94538c9e..58eca49455 100644
--- a/arch/arm/boards/freescale-mx53-vmx53/lowlevel.c
+++ b/arch/arm/boards/freescale-mx53-vmx53/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <mach/esdctl.h>
 #include <mach/generic.h>
diff --git a/arch/arm/boards/freescale-mx6-sabrelite/lowlevel.c b/arch/arm/boards/freescale-mx6-sabrelite/lowlevel.c
index c2d7a3c8f3..0d8c51242a 100644
--- a/arch/arm/boards/freescale-mx6-sabrelite/lowlevel.c
+++ b/arch/arm/boards/freescale-mx6-sabrelite/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <mach/generic.h>
diff --git a/arch/arm/boards/freescale-mx6-sabresd/lowlevel.c b/arch/arm/boards/freescale-mx6-sabresd/lowlevel.c
index 7f83366e7a..d902dbeafb 100644
--- a/arch/arm/boards/freescale-mx6-sabresd/lowlevel.c
+++ b/arch/arm/boards/freescale-mx6-sabresd/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <debug_ll.h>
 #include <common.h>
 #include <linux/sizes.h>
diff --git a/arch/arm/boards/freescale-mx7-sabresd/lowlevel.c b/arch/arm/boards/freescale-mx7-sabresd/lowlevel.c
index 8db46ca696..a8733d6209 100644
--- a/arch/arm/boards/freescale-mx7-sabresd/lowlevel.c
+++ b/arch/arm/boards/freescale-mx7-sabresd/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <debug_ll.h>
 #include <io.h>
 #include <common.h>
diff --git a/arch/arm/boards/freescale-vf610-twr/lowlevel.c b/arch/arm/boards/freescale-vf610-twr/lowlevel.c
index 8fec9f4b91..9c7fafe4d6 100644
--- a/arch/arm/boards/freescale-vf610-twr/lowlevel.c
+++ b/arch/arm/boards/freescale-vf610-twr/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <mach/generic.h>
diff --git a/arch/arm/boards/friendlyarm-mini6410/lowlevel.c b/arch/arm/boards/friendlyarm-mini6410/lowlevel.c
index ccbdd13795..dfb69d2272 100644
--- a/arch/arm/boards/friendlyarm-mini6410/lowlevel.c
+++ b/arch/arm/boards/friendlyarm-mini6410/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <asm/barebox-arm.h>
diff --git a/arch/arm/boards/friendlyarm-tiny6410/lowlevel.c b/arch/arm/boards/friendlyarm-tiny6410/lowlevel.c
index ccbdd13795..dfb69d2272 100644
--- a/arch/arm/boards/friendlyarm-tiny6410/lowlevel.c
+++ b/arch/arm/boards/friendlyarm-tiny6410/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <asm/barebox-arm.h>
diff --git a/arch/arm/boards/gateworks-ventana/lowlevel.c b/arch/arm/boards/gateworks-ventana/lowlevel.c
index 0a79d82049..50386d8aed 100644
--- a/arch/arm/boards/gateworks-ventana/lowlevel.c
+++ b/arch/arm/boards/gateworks-ventana/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <mach/generic.h>
diff --git a/arch/arm/boards/gk802/lowlevel.c b/arch/arm/boards/gk802/lowlevel.c
index a41b711e36..385ec3e737 100644
--- a/arch/arm/boards/gk802/lowlevel.c
+++ b/arch/arm/boards/gk802/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <mach/generic.h>
diff --git a/arch/arm/boards/guf-santaro/lowlevel.c b/arch/arm/boards/guf-santaro/lowlevel.c
index 30c5e9054a..ee39903c80 100644
--- a/arch/arm/boards/guf-santaro/lowlevel.c
+++ b/arch/arm/boards/guf-santaro/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <io.h>
diff --git a/arch/arm/boards/guf-vincell/lowlevel.c b/arch/arm/boards/guf-vincell/lowlevel.c
index 04060b2003..97f1ffc3a9 100644
--- a/arch/arm/boards/guf-vincell/lowlevel.c
+++ b/arch/arm/boards/guf-vincell/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <debug_ll.h>
 #include <io.h>
diff --git a/arch/arm/boards/imx233-olinuxino/lowlevel.c b/arch/arm/boards/imx233-olinuxino/lowlevel.c
index 253cf1257b..71fc379f04 100644
--- a/arch/arm/boards/imx233-olinuxino/lowlevel.c
+++ b/arch/arm/boards/imx233-olinuxino/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <asm/barebox-arm-head.h>
diff --git a/arch/arm/boards/kamstrup-mx7-concentrator/lowlevel.c b/arch/arm/boards/kamstrup-mx7-concentrator/lowlevel.c
index 8cd6d67f7e..4a9eae80d1 100644
--- a/arch/arm/boards/kamstrup-mx7-concentrator/lowlevel.c
+++ b/arch/arm/boards/kamstrup-mx7-concentrator/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <debug_ll.h>
 #include <io.h>
 #include <common.h>
diff --git a/arch/arm/boards/karo-tx28/lowlevel.c b/arch/arm/boards/karo-tx28/lowlevel.c
index 84cc681816..28d96f3e1a 100644
--- a/arch/arm/boards/karo-tx28/lowlevel.c
+++ b/arch/arm/boards/karo-tx28/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #define pr_fmt(fmt) "KARO TX28: " fmt
 #define DEBUG
 
diff --git a/arch/arm/boards/karo-tx53/lowlevel.c b/arch/arm/boards/karo-tx53/lowlevel.c
index 230f60ebd9..e1bce4d329 100644
--- a/arch/arm/boards/karo-tx53/lowlevel.c
+++ b/arch/arm/boards/karo-tx53/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <debug_ll.h>
 #include <asm/barebox-arm-head.h>
diff --git a/arch/arm/boards/kindle-mx50/lowlevel.c b/arch/arm/boards/kindle-mx50/lowlevel.c
index 992d1fd1a8..fce23ec6e0 100644
--- a/arch/arm/boards/kindle-mx50/lowlevel.c
+++ b/arch/arm/boards/kindle-mx50/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <io.h>
diff --git a/arch/arm/boards/lubbock/lowlevel.c b/arch/arm/boards/lubbock/lowlevel.c
index abf9e7a98a..f93a2ff47b 100644
--- a/arch/arm/boards/lubbock/lowlevel.c
+++ b/arch/arm/boards/lubbock/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <io.h>
diff --git a/arch/arm/boards/mainstone/lowlevel.c b/arch/arm/boards/mainstone/lowlevel.c
index 31f9d76513..1ec1d1e028 100644
--- a/arch/arm/boards/mainstone/lowlevel.c
+++ b/arch/arm/boards/mainstone/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <io.h>
diff --git a/arch/arm/boards/mioa701/lowlevel.c b/arch/arm/boards/mioa701/lowlevel.c
index ee0546ea63..6116990402 100644
--- a/arch/arm/boards/mioa701/lowlevel.c
+++ b/arch/arm/boards/mioa701/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <asm/barebox-arm-head.h>
diff --git a/arch/arm/boards/netgear-rn104/lowlevel.c b/arch/arm/boards/netgear-rn104/lowlevel.c
index 8a53615018..c6c8e84023 100644
--- a/arch/arm/boards/netgear-rn104/lowlevel.c
+++ b/arch/arm/boards/netgear-rn104/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 /*
  * Copyright (C) 2014  Uwe Kleine-Koenig <uwe@kleine-koenig.org>
  */
diff --git a/arch/arm/boards/netgear-rn2120/board.c b/arch/arm/boards/netgear-rn2120/board.c
index d5756e0969..8b44b92257 100644
--- a/arch/arm/boards/netgear-rn2120/board.c
+++ b/arch/arm/boards/netgear-rn2120/board.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <clock.h>
 #include <init.h>
 #include <of.h>
diff --git a/arch/arm/boards/nhk8815/lowlevel.c b/arch/arm/boards/nhk8815/lowlevel.c
index a9ccf1fff5..9ba5bbffad 100644
--- a/arch/arm/boards/nhk8815/lowlevel.c
+++ b/arch/arm/boards/nhk8815/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <asm/barebox-arm-head.h>
diff --git a/arch/arm/boards/omap343xdsp/lowlevel.c b/arch/arm/boards/omap343xdsp/lowlevel.c
index fb99ea9278..271b122d4d 100644
--- a/arch/arm/boards/omap343xdsp/lowlevel.c
+++ b/arch/arm/boards/omap343xdsp/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <io.h>
diff --git a/arch/arm/boards/omap3evm/lowlevel.c b/arch/arm/boards/omap3evm/lowlevel.c
index e06ece2560..1dcfbc27ba 100644
--- a/arch/arm/boards/omap3evm/lowlevel.c
+++ b/arch/arm/boards/omap3evm/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <io.h>
 #include <init.h>
 #include <linux/sizes.h>
diff --git a/arch/arm/boards/panda/board.c b/arch/arm/boards/panda/board.c
index a0a00782d3..01189ebd76 100644
--- a/arch/arm/boards/panda/board.c
+++ b/arch/arm/boards/panda/board.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <console.h>
 #include <init.h>
diff --git a/arch/arm/boards/panda/mux.c b/arch/arm/boards/panda/mux.c
index 76d1c51005..25def93ea2 100644
--- a/arch/arm/boards/panda/mux.c
+++ b/arch/arm/boards/panda/mux.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <io.h>
diff --git a/arch/arm/boards/phytec-phycard-imx27/lowlevel.c b/arch/arm/boards/phytec-phycard-imx27/lowlevel.c
index 40d39680fd..8ab682b9db 100644
--- a/arch/arm/boards/phytec-phycard-imx27/lowlevel.c
+++ b/arch/arm/boards/phytec-phycard-imx27/lowlevel.c
@@ -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/phytec-phycard-omap3/lowlevel.c b/arch/arm/boards/phytec-phycard-omap3/lowlevel.c
index 546fa78735..6f24108ef2 100644
--- a/arch/arm/boards/phytec-phycard-omap3/lowlevel.c
+++ b/arch/arm/boards/phytec-phycard-omap3/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <io.h>
 #include <init.h>
diff --git a/arch/arm/boards/phytec-phycard-omap4/mux.c b/arch/arm/boards/phytec-phycard-omap4/mux.c
index 564944d1ba..b0bbfa5906 100644
--- a/arch/arm/boards/phytec-phycard-omap4/mux.c
+++ b/arch/arm/boards/phytec-phycard-omap4/mux.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <io.h>
diff --git a/arch/arm/boards/phytec-phycore-imx7/lowlevel.c b/arch/arm/boards/phytec-phycore-imx7/lowlevel.c
index 3d2038e4a8..f8dcb3ce54 100644
--- a/arch/arm/boards/phytec-phycore-imx7/lowlevel.c
+++ b/arch/arm/boards/phytec-phycore-imx7/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #define DEBUG
 #include <io.h>
 #include <common.h>
diff --git a/arch/arm/boards/phytec-phycore-omap4460/mux.c b/arch/arm/boards/phytec-phycore-omap4460/mux.c
index ca4ccf39f0..9cd10e06f8 100644
--- a/arch/arm/boards/phytec-phycore-omap4460/mux.c
+++ b/arch/arm/boards/phytec-phycore-omap4460/mux.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <io.h>
diff --git a/arch/arm/boards/raspberry-pi/lowlevel.c b/arch/arm/boards/raspberry-pi/lowlevel.c
index d58beb6052..29162ff02d 100644
--- a/arch/arm/boards/raspberry-pi/lowlevel.c
+++ b/arch/arm/boards/raspberry-pi/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <asm/barebox-arm.h>
 #include <asm/cache.h>
 #include <common.h>
diff --git a/arch/arm/boards/reflex-achilles/board.c b/arch/arm/boards/reflex-achilles/board.c
index 2b8186e19f..43e3a69be7 100644
--- a/arch/arm/boards/reflex-achilles/board.c
+++ b/arch/arm/boards/reflex-achilles/board.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <io.h>
diff --git a/arch/arm/boards/reflex-achilles/lowlevel.c b/arch/arm/boards/reflex-achilles/lowlevel.c
index f910b67d5f..e8d1a9cee4 100644
--- a/arch/arm/boards/reflex-achilles/lowlevel.c
+++ b/arch/arm/boards/reflex-achilles/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <io.h>
diff --git a/arch/arm/boards/reflex-achilles/pinmux-config-arria10.c b/arch/arm/boards/reflex-achilles/pinmux-config-arria10.c
index b6a72304b6..146bb5405d 100644
--- a/arch/arm/boards/reflex-achilles/pinmux-config-arria10.c
+++ b/arch/arm/boards/reflex-achilles/pinmux-config-arria10.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <mach/arria10-pinmux.h>
 
 static uint32_t pinmux[] = {
diff --git a/arch/arm/boards/reflex-achilles/pll-config-arria10.c b/arch/arm/boards/reflex-achilles/pll-config-arria10.c
index 9da41ecdf2..27dbe01b58 100644
--- a/arch/arm/boards/reflex-achilles/pll-config-arria10.c
+++ b/arch/arm/boards/reflex-achilles/pll-config-arria10.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <mach/arria10-clock-manager.h>
 
 static struct arria10_mainpll_cfg mainpll_cfg = {
diff --git a/arch/arm/boards/solidrun-microsom/lowlevel.c b/arch/arm/boards/solidrun-microsom/lowlevel.c
index ea204e15f3..b8f68fa22c 100644
--- a/arch/arm/boards/solidrun-microsom/lowlevel.c
+++ b/arch/arm/boards/solidrun-microsom/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <asm/barebox-arm.h>
 #include <common.h>
 #include <mach/esdctl.h>
diff --git a/arch/arm/boards/technexion-pico-hobbit/lowlevel.c b/arch/arm/boards/technexion-pico-hobbit/lowlevel.c
index f59c424dec..43259675b0 100644
--- a/arch/arm/boards/technexion-pico-hobbit/lowlevel.c
+++ b/arch/arm/boards/technexion-pico-hobbit/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <mach/generic.h>
diff --git a/arch/arm/boards/terasic-de0-nano-soc/board.c b/arch/arm/boards/terasic-de0-nano-soc/board.c
index c6036a41f9..4019dae6a4 100644
--- a/arch/arm/boards/terasic-de0-nano-soc/board.c
+++ b/arch/arm/boards/terasic-de0-nano-soc/board.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <types.h>
 #include <driver.h>
diff --git a/arch/arm/boards/terasic-de0-nano-soc/lowlevel.c b/arch/arm/boards/terasic-de0-nano-soc/lowlevel.c
index deac0e9cb2..91bfd1a776 100644
--- a/arch/arm/boards/terasic-de0-nano-soc/lowlevel.c
+++ b/arch/arm/boards/terasic-de0-nano-soc/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include "sdram_config.h"
 #include "pinmux_config.c"
 #include "pll_config.h"
diff --git a/arch/arm/boards/terasic-de10-nano/board.c b/arch/arm/boards/terasic-de10-nano/board.c
index dc0e8967de..f8df37eadf 100644
--- a/arch/arm/boards/terasic-de10-nano/board.c
+++ b/arch/arm/boards/terasic-de10-nano/board.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <types.h>
 #include <driver.h>
diff --git a/arch/arm/boards/terasic-de10-nano/lowlevel.c b/arch/arm/boards/terasic-de10-nano/lowlevel.c
index d80cea6f20..f6a3e39634 100644
--- a/arch/arm/boards/terasic-de10-nano/lowlevel.c
+++ b/arch/arm/boards/terasic-de10-nano/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include "sdram_config.h"
 #include "pinmux_config.c"
 #include "pll_config.h"
diff --git a/arch/arm/boards/terasic-sockit/board.c b/arch/arm/boards/terasic-sockit/board.c
index 19e67ff933..a3537fe6e3 100644
--- a/arch/arm/boards/terasic-sockit/board.c
+++ b/arch/arm/boards/terasic-sockit/board.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <types.h>
 #include <driver.h>
diff --git a/arch/arm/boards/terasic-sockit/lowlevel.c b/arch/arm/boards/terasic-sockit/lowlevel.c
index 1dd7940aeb..dbe99ac1df 100644
--- a/arch/arm/boards/terasic-sockit/lowlevel.c
+++ b/arch/arm/boards/terasic-sockit/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include "sdram_config.h"
 #include "pinmux_config.c"
 #include "pll_config.h"
diff --git a/arch/arm/boards/tqma53/lowlevel.c b/arch/arm/boards/tqma53/lowlevel.c
index 97a7ac556e..37a0984161 100644
--- a/arch/arm/boards/tqma53/lowlevel.c
+++ b/arch/arm/boards/tqma53/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <debug_ll.h>
 #include <io.h>
diff --git a/arch/arm/boards/udoo-neo/lowlevel.c b/arch/arm/boards/udoo-neo/lowlevel.c
index bb6b7d8332..83530fb190 100644
--- a/arch/arm/boards/udoo-neo/lowlevel.c
+++ b/arch/arm/boards/udoo-neo/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <debug_ll.h>
 #include <common.h>
 #include <linux/sizes.h>
diff --git a/arch/arm/boards/udoo/lowlevel.c b/arch/arm/boards/udoo/lowlevel.c
index 1f06f7e37f..0f9e2d69a4 100644
--- a/arch/arm/boards/udoo/lowlevel.c
+++ b/arch/arm/boards/udoo/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <mach/generic.h>
diff --git a/arch/arm/boards/versatile/lowlevel.c b/arch/arm/boards/versatile/lowlevel.c
index beab04d234..2f8d7b514b 100644
--- a/arch/arm/boards/versatile/lowlevel.c
+++ b/arch/arm/boards/versatile/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <asm/barebox-arm-head.h>
diff --git a/arch/arm/boards/vscom-baltos/lowlevel.c b/arch/arm/boards/vscom-baltos/lowlevel.c
index 0a220f2628..7da2f92efb 100644
--- a/arch/arm/boards/vscom-baltos/lowlevel.c
+++ b/arch/arm/boards/vscom-baltos/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <linux/sizes.h>
diff --git a/arch/arm/boards/zii-imx51-rdu1/lowlevel.c b/arch/arm/boards/zii-imx51-rdu1/lowlevel.c
index c7bb044e0d..14136358dd 100644
--- a/arch/arm/boards/zii-imx51-rdu1/lowlevel.c
+++ b/arch/arm/boards/zii-imx51-rdu1/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <debug_ll.h>
 #include <mach/clock-imx51_53.h>
 #include <mach/iomux-mx51.h>
diff --git a/arch/arm/boards/zylonite/lowlevel.c b/arch/arm/boards/zylonite/lowlevel.c
index 5b95d879fa..972fd34761 100644
--- a/arch/arm/boards/zylonite/lowlevel.c
+++ b/arch/arm/boards/zylonite/lowlevel.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/sizes.h>
 #include <asm/barebox-arm-head.h>
diff --git a/arch/arm/cpu/atf.c b/arch/arm/cpu/atf.c
index 4753a8a559..ccd540d32a 100644
--- a/arch/arm/cpu/atf.c
+++ b/arch/arm/cpu/atf.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <asm/atf_common.h>
 #include <asm/system.h>
diff --git a/arch/arm/cpu/cache-l2x0.c b/arch/arm/cpu/cache-l2x0.c
index e975ecffc7..82ae16ba4d 100644
--- a/arch/arm/cpu/cache-l2x0.c
+++ b/arch/arm/cpu/cache-l2x0.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #define pr_fmt(fmt) "l2x0: " fmt
 
 #include <common.h>
diff --git a/arch/arm/cpu/cache.c b/arch/arm/cpu/cache.c
index 2b6e958a4e..24a02c68f3 100644
--- a/arch/arm/cpu/cache.c
+++ b/arch/arm/cpu/cache.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <asm/mmu.h>
diff --git a/arch/arm/cpu/entry.c b/arch/arm/cpu/entry.c
index 0b447de801..b863af5757 100644
--- a/arch/arm/cpu/entry.c
+++ b/arch/arm/cpu/entry.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <types.h>
 
 #include <asm/cache.h>
diff --git a/arch/arm/cpu/mmu-common.c b/arch/arm/cpu/mmu-common.c
index 5cc5138cfa..2ef1fa231f 100644
--- a/arch/arm/cpu/mmu-common.c
+++ b/arch/arm/cpu/mmu-common.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 
 #define pr_fmt(fmt)	"mmu: " fmt
 
diff --git a/arch/arm/cpu/mmu-early.c b/arch/arm/cpu/mmu-early.c
index b985aa455f..0d528b9b9c 100644
--- a/arch/arm/cpu/mmu-early.c
+++ b/arch/arm/cpu/mmu-early.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <asm/mmu.h>
 #include <errno.h>
diff --git a/arch/arm/cpu/mmu-early_64.c b/arch/arm/cpu/mmu-early_64.c
index a7598f28aa..d1f4a046bb 100644
--- a/arch/arm/cpu/mmu-early_64.c
+++ b/arch/arm/cpu/mmu-early_64.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <dma-dir.h>
 #include <init.h>
@@ -88,4 +90,4 @@ void mmu_early_disable(void)
 
 	dsb();
 	isb();
-}
\ No newline at end of file
+}
diff --git a/arch/arm/cpu/sections.c b/arch/arm/cpu/sections.c
index a53236d900..f310578ba2 100644
--- a/arch/arm/cpu/sections.c
+++ b/arch/arm/cpu/sections.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <asm/sections.h>
 #include <linux/types.h>
 
diff --git a/arch/arm/lib32/bootm.c b/arch/arm/lib32/bootm.c
index 2bba585e96..e814593dce 100644
--- a/arch/arm/lib32/bootm.c
+++ b/arch/arm/lib32/bootm.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <bootm.h>
 #include <boot.h>
 #include <common.h>
diff --git a/arch/arm/lib32/bootu.c b/arch/arm/lib32/bootu.c
index 0540a16280..31c3c56cc5 100644
--- a/arch/arm/lib32/bootu.c
+++ b/arch/arm/lib32/bootu.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <command.h>
 #include <fs.h>
diff --git a/arch/arm/lib32/bootz.c b/arch/arm/lib32/bootz.c
index 486e945a74..7b3b32d418 100644
--- a/arch/arm/lib32/bootz.c
+++ b/arch/arm/lib32/bootz.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <command.h>
 #include <fs.h>
diff --git a/arch/arm/lib32/io.c b/arch/arm/lib32/io.c
index abfd887aac..a12da49c0a 100644
--- a/arch/arm/lib32/io.c
+++ b/arch/arm/lib32/io.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <module.h>
 #include <linux/types.h>
 #include <io.h>
diff --git a/arch/arm/lib32/unwind.c b/arch/arm/lib32/unwind.c
index 02fae3c253..79bf7420d7 100644
--- a/arch/arm/lib32/unwind.c
+++ b/arch/arm/lib32/unwind.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <asm/stacktrace.h>
diff --git a/arch/arm/lib64/pbl.c b/arch/arm/lib64/pbl.c
index 0cef08e4d2..78eab33f8d 100644
--- a/arch/arm/lib64/pbl.c
+++ b/arch/arm/lib64/pbl.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <asm/system.h>
 #include <clock.h>
 #include <common.h>
diff --git a/arch/arm/lib64/string.c b/arch/arm/lib64/string.c
index a2cf09e58e..26a284be5a 100644
--- a/arch/arm/lib64/string.c
+++ b/arch/arm/lib64/string.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <asm/system.h>
 #include <string.h>
diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c
index ba680eb81f..ef2430576b 100644
--- a/arch/arm/mach-at91/at91rm9200.c
+++ b/arch/arm/mach-at91/at91rm9200.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <gpio.h>
 #include <init.h>
diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c
index fdd8ea014e..457aecde51 100644
--- a/arch/arm/mach-at91/at91sam9260.c
+++ b/arch/arm/mach-at91/at91sam9260.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <gpio.h>
 #include <init.h>
diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c
index 0465ed9524..840c0be382 100644
--- a/arch/arm/mach-at91/at91sam9261.c
+++ b/arch/arm/mach-at91/at91sam9261.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <gpio.h>
 #include <init.h>
diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c
index dc5dddfb64..53523d1f9f 100644
--- a/arch/arm/mach-at91/at91sam9263.c
+++ b/arch/arm/mach-at91/at91sam9263.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <gpio.h>
 #include <init.h>
diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
index affc624b1d..ee8650db39 100644
--- a/arch/arm/mach-at91/at91sam9g45.c
+++ b/arch/arm/mach-at91/at91sam9g45.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <gpio.h>
 #include <init.h>
diff --git a/arch/arm/mach-at91/at91sam9n12.c b/arch/arm/mach-at91/at91sam9n12.c
index 850d34604a..dbaabc0533 100644
--- a/arch/arm/mach-at91/at91sam9n12.c
+++ b/arch/arm/mach-at91/at91sam9n12.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <gpio.h>
 #include <init.h>
diff --git a/arch/arm/mach-at91/at91sam9x5.c b/arch/arm/mach-at91/at91sam9x5.c
index 8266b512c9..ecc144a37a 100644
--- a/arch/arm/mach-at91/at91sam9x5.c
+++ b/arch/arm/mach-at91/at91sam9x5.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <restart.h>
diff --git a/arch/arm/mach-at91/bootm-barebox.c b/arch/arm/mach-at91/bootm-barebox.c
index 1dccdb86a9..3c99d5813b 100644
--- a/arch/arm/mach-at91/bootm-barebox.c
+++ b/arch/arm/mach-at91/bootm-barebox.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #define pr_fmt(fmt) "at91-bootm-barebox: " fmt
 
 #include <bootm.h>
diff --git a/arch/arm/mach-at91/sama5d3.c b/arch/arm/mach-at91/sama5d3.c
index b1e7b2c565..0c9d9cb023 100644
--- a/arch/arm/mach-at91/sama5d3.c
+++ b/arch/arm/mach-at91/sama5d3.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <gpio.h>
 #include <init.h>
diff --git a/arch/arm/mach-at91/xload-mmc.c b/arch/arm/mach-at91/xload-mmc.c
index 1b641f3a47..28d122f0a3 100644
--- a/arch/arm/mach-at91/xload-mmc.c
+++ b/arch/arm/mach-at91/xload-mmc.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <mach/xload.h>
 #include <mach/sama5_bootsource.h>
diff --git a/arch/arm/mach-ep93xx/header.c b/arch/arm/mach-ep93xx/header.c
index a9dde2d8b0..0d7e68c34b 100644
--- a/arch/arm/mach-ep93xx/header.c
+++ b/arch/arm/mach-ep93xx/header.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <linux/compiler.h>
 #include <asm/barebox-arm-head.h>
diff --git a/arch/arm/mach-imx/atf.c b/arch/arm/mach-imx/atf.c
index 4b6ac8a2ae..9ab9ddd203 100644
--- a/arch/arm/mach-imx/atf.c
+++ b/arch/arm/mach-imx/atf.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <mach/atf.h>
 
diff --git a/arch/arm/mach-imx/devices.c b/arch/arm/mach-imx/devices.c
index a0609e282a..58c0a8aff3 100644
--- a/arch/arm/mach-imx/devices.c
+++ b/arch/arm/mach-imx/devices.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <driver.h>
 #include <mach/devices.h>
diff --git a/arch/arm/mach-imx/imx5.c b/arch/arm/mach-imx/imx5.c
index dd6c079fe3..072e960e53 100644
--- a/arch/arm/mach-imx/imx5.c
+++ b/arch/arm/mach-imx/imx5.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <io.h>
 #include <linux/sizes.h>
diff --git a/arch/arm/mach-imx/xload-common.c b/arch/arm/mach-imx/xload-common.c
index bd6405258e..f4bcca1d14 100644
--- a/arch/arm/mach-imx/xload-common.c
+++ b/arch/arm/mach-imx/xload-common.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <asm/sections.h>
 #include <linux/sizes.h>
diff --git a/arch/arm/mach-imx/xload-spi.c b/arch/arm/mach-imx/xload-spi.c
index e87af81e41..2a01b0d806 100644
--- a/arch/arm/mach-imx/xload-spi.c
+++ b/arch/arm/mach-imx/xload-spi.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <io.h>
 #include <spi/imx-spi.h>
diff --git a/arch/arm/mach-layerscape/icid.c b/arch/arm/mach-layerscape/icid.c
index 644401b181..d1d623416a 100644
--- a/arch/arm/mach-layerscape/icid.c
+++ b/arch/arm/mach-layerscape/icid.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <io.h>
 #include <init.h>
diff --git a/arch/arm/mach-layerscape/pblimage.c b/arch/arm/mach-layerscape/pblimage.c
index deaf7143b9..26345af276 100644
--- a/arch/arm/mach-layerscape/pblimage.c
+++ b/arch/arm/mach-layerscape/pblimage.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #define pr_fmt(fmt) "pblimage: " fmt
 
 #include <bootm.h>
diff --git a/arch/arm/mach-mvebu/kwb_bbu.c b/arch/arm/mach-mvebu/kwb_bbu.c
index 3de575740c..eb205b2799 100644
--- a/arch/arm/mach-mvebu/kwb_bbu.c
+++ b/arch/arm/mach-mvebu/kwb_bbu.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <bbu.h>
 #include <libfile.h>
 #include <linux/printk.h>
diff --git a/arch/arm/mach-mvebu/kwbootimage.c b/arch/arm/mach-mvebu/kwbootimage.c
index e379d732fe..7189faa751 100644
--- a/arch/arm/mach-mvebu/kwbootimage.c
+++ b/arch/arm/mach-mvebu/kwbootimage.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <bootm.h>
 #include <common.h>
 #include <fcntl.h>
diff --git a/arch/arm/mach-nomadik/clock.c b/arch/arm/mach-nomadik/clock.c
index f3ea958aec..e68097ade8 100644
--- a/arch/arm/mach-nomadik/clock.c
+++ b/arch/arm/mach-nomadik/clock.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 /*
  * linux/arch/arm/mach-nomadik/clock.c
  *
diff --git a/arch/arm/mach-omap/am3xxx.c b/arch/arm/mach-omap/am3xxx.c
index 75965a8e0e..60a6e4b825 100644
--- a/arch/arm/mach-omap/am3xxx.c
+++ b/arch/arm/mach-omap/am3xxx.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <io.h>
 #include <mach/am3xxx-silicon.h>
@@ -29,4 +31,4 @@ void am3xxx_uart_soft_reset(void __iomem *uart_base)
 }
 
 void am33xx_uart_soft_reset(void __iomem *uart_base)
-	__alias(am3xxx_uart_soft_reset);
\ No newline at end of file
+	__alias(am3xxx_uart_soft_reset);
diff --git a/arch/arm/mach-omap/omap4_clock.c b/arch/arm/mach-omap/omap4_clock.c
index 72f72a17a1..6f53c706d6 100644
--- a/arch/arm/mach-omap/omap4_clock.c
+++ b/arch/arm/mach-omap/omap4_clock.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <io.h>
 #include <mach/syslib.h>
diff --git a/arch/arm/mach-omap/omap4_generic.c b/arch/arm/mach-omap/omap4_generic.c
index 848a664064..c9a89c57b7 100644
--- a/arch/arm/mach-omap/omap4_generic.c
+++ b/arch/arm/mach-omap/omap4_generic.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <bootsource.h>
 #include <init.h>
diff --git a/arch/arm/mach-omap/omap_devices.c b/arch/arm/mach-omap/omap_devices.c
index f577fa6ea7..7c36b8819d 100644
--- a/arch/arm/mach-omap/omap_devices.c
+++ b/arch/arm/mach-omap/omap_devices.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <driver.h>
 #include <platform_data/serial-ns16550.h>
 #include <asm/armlinux.h>
diff --git a/arch/arm/mach-omap/omap_fb.c b/arch/arm/mach-omap/omap_fb.c
index ae318d85fe..0bd51c5f55 100644
--- a/arch/arm/mach-omap/omap_fb.c
+++ b/arch/arm/mach-omap/omap_fb.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <driver.h>
 #include <common.h>
 #include <linux/ioport.h>
diff --git a/arch/arm/mach-omap/xload.c b/arch/arm/mach-omap/xload.c
index 47aa8275b9..0fe78883d1 100644
--- a/arch/arm/mach-omap/xload.c
+++ b/arch/arm/mach-omap/xload.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <bootsource.h>
 #include <partition.h>
diff --git a/arch/arm/mach-rockchip/bootm.c b/arch/arm/mach-rockchip/bootm.c
index 5d6181ebd7..036a3696ad 100644
--- a/arch/arm/mach-rockchip/bootm.c
+++ b/arch/arm/mach-rockchip/bootm.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #define pr_fmt(fmt) "rockchip-bootm-barebox: " fmt
 
 #include <bootm.h>
diff --git a/arch/arm/mach-socfpga/arria10-generic.c b/arch/arm/mach-socfpga/arria10-generic.c
index 38558309f8..d3990e1281 100644
--- a/arch/arm/mach-socfpga/arria10-generic.c
+++ b/arch/arm/mach-socfpga/arria10-generic.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <io.h>
 #include <init.h>
diff --git a/arch/arm/mach-socfpga/arria10-xload-emmc.c b/arch/arm/mach-socfpga/arria10-xload-emmc.c
index dcc38cf4a2..98d219b6ef 100644
--- a/arch/arm/mach-socfpga/arria10-xload-emmc.c
+++ b/arch/arm/mach-socfpga/arria10-xload-emmc.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <linux/sizes.h>
diff --git a/arch/arm/mach-socfpga/arria10-xload.c b/arch/arm/mach-socfpga/arria10-xload.c
index e52fd1ed87..fb92c01ddb 100644
--- a/arch/arm/mach-socfpga/arria10-xload.c
+++ b/arch/arm/mach-socfpga/arria10-xload.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <asm/sections.h>
 #include <debug_ll.h>
diff --git a/arch/arm/mach-socfpga/cyclone5-generic.c b/arch/arm/mach-socfpga/cyclone5-generic.c
index dfb1f49e4d..c494f048ec 100644
--- a/arch/arm/mach-socfpga/cyclone5-generic.c
+++ b/arch/arm/mach-socfpga/cyclone5-generic.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <malloc.h>
 #include <envfs.h>
diff --git a/arch/arm/mach-socfpga/cyclone5-init.c b/arch/arm/mach-socfpga/cyclone5-init.c
index 412808b841..68fd02430c 100644
--- a/arch/arm/mach-socfpga/cyclone5-init.c
+++ b/arch/arm/mach-socfpga/cyclone5-init.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <debug_ll.h>
 #include <common.h>
 #include <init.h>
diff --git a/arch/arm/mach-socfpga/xload.c b/arch/arm/mach-socfpga/xload.c
index 5c611ac6e1..81c1a74886 100644
--- a/arch/arm/mach-socfpga/xload.c
+++ b/arch/arm/mach-socfpga/xload.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <bootsource.h>
 #include <bootstrap.h>
 #include <common.h>
diff --git a/arch/arm/mach-stm32mp/stm32image.c b/arch/arm/mach-stm32mp/stm32image.c
index 207df6894d..caff68651c 100644
--- a/arch/arm/mach-stm32mp/stm32image.c
+++ b/arch/arm/mach-stm32mp/stm32image.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #define pr_fmt(fmt) "stm32image: " fmt
 
 #include <bootm.h>
diff --git a/arch/mips/boards/netgear-wg102/ram.c b/arch/mips/boards/netgear-wg102/ram.c
index 4cde573982..fe9c881623 100644
--- a/arch/mips/boards/netgear-wg102/ram.c
+++ b/arch/mips/boards/netgear-wg102/ram.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <linux/sizes.h>
diff --git a/arch/mips/lib/asm-offsets.c b/arch/mips/lib/asm-offsets.c
index 457bc8ab7c..227d8cf54e 100644
--- a/arch/mips/lib/asm-offsets.c
+++ b/arch/mips/lib/asm-offsets.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 /*
  * offset.c: Calculate pt_regs and task_struct offsets.
  *
diff --git a/arch/mips/lib/bootm.c b/arch/mips/lib/bootm.c
index b71b8d5c38..655535737e 100644
--- a/arch/mips/lib/bootm.c
+++ b/arch/mips/lib/bootm.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <boot.h>
 #include <bootm.h>
 #include <common.h>
diff --git a/arch/mips/lib/sections.c b/arch/mips/lib/sections.c
index 66d559f94a..46fca5ca79 100644
--- a/arch/mips/lib/sections.c
+++ b/arch/mips/lib/sections.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <asm/sections.h>
 #include <linux/types.h>
diff --git a/arch/mips/lib/shutdown.c b/arch/mips/lib/shutdown.c
index 973cd23c71..9f993ab7a9 100644
--- a/arch/mips/lib/shutdown.c
+++ b/arch/mips/lib/shutdown.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 /**
  * This function is called by shutdown_barebox to get a clean
  * memory/cache state.
diff --git a/arch/mips/lib/traps.c b/arch/mips/lib/traps.c
index 5fc32fe7e4..ff0a54af8e 100644
--- a/arch/mips/lib/traps.c
+++ b/arch/mips/lib/traps.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <abort.h>
 #include <asm/mipsregs.h>
diff --git a/arch/mips/mach-malta/pci.c b/arch/mips/mach-malta/pci.c
index 4561123d22..113b94fe23 100644
--- a/arch/mips/mach-malta/pci.c
+++ b/arch/mips/mach-malta/pci.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <types.h>
 #include <driver.h>
diff --git a/arch/openrisc/boards/generic/generic.c b/arch/openrisc/boards/generic/generic.c
index ff6f9f4d42..1129a7d52e 100644
--- a/arch/openrisc/boards/generic/generic.c
+++ b/arch/openrisc/boards/generic/generic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 #include <common.h>
 #include <init.h>
 
diff --git a/arch/openrisc/lib/asm-offsets.c b/arch/openrisc/lib/asm-offsets.c
index 8cee8e00c6..e9d631a35c 100644
--- a/arch/openrisc/lib/asm-offsets.c
+++ b/arch/openrisc/lib/asm-offsets.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 /*
  * OpenRISC asm-offsets.c
  *
diff --git a/arch/powerpc/lib/kgdb.c b/arch/powerpc/lib/kgdb.c
index 762cc7a88c..bbe7a80d27 100644
--- a/arch/powerpc/lib/kgdb.c
+++ b/arch/powerpc/lib/kgdb.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <command.h>
 
diff --git a/arch/powerpc/lib/ppclinux.c b/arch/powerpc/lib/ppclinux.c
index b4cb59a524..9b8404962c 100644
--- a/arch/powerpc/lib/ppclinux.c
+++ b/arch/powerpc/lib/ppclinux.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #define DEBUG
 
 #include <common.h>
diff --git a/arch/powerpc/mach-mpc5xxx/loadtask.c b/arch/powerpc/mach-mpc5xxx/loadtask.c
index 1458cf7218..e2489983ee 100644
--- a/arch/powerpc/mach-mpc5xxx/loadtask.c
+++ b/arch/powerpc/mach-mpc5xxx/loadtask.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 /*
  * (C) Copyright 2003
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
diff --git a/arch/powerpc/mach-mpc5xxx/reginfo.c b/arch/powerpc/mach-mpc5xxx/reginfo.c
index 8b646e7d04..64816faffc 100644
--- a/arch/powerpc/mach-mpc5xxx/reginfo.c
+++ b/arch/powerpc/mach-mpc5xxx/reginfo.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <stdio.h>
 #include <common.h>
 #include <config.h>
diff --git a/arch/riscv/lib/asm-offsets.c b/arch/riscv/lib/asm-offsets.c
index 4b869690f1..48960e58a6 100644
--- a/arch/riscv/lib/asm-offsets.c
+++ b/arch/riscv/lib/asm-offsets.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 /*
  * Generate definitions needed by assembly language modules.
  * This code generates raw asm output which is post-processed to extract
diff --git a/arch/sandbox/board/dev-random.c b/arch/sandbox/board/dev-random.c
index 60295e9fce..b62e8cc0d7 100644
--- a/arch/sandbox/board/dev-random.c
+++ b/arch/sandbox/board/dev-random.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <mach/linux.h>
 
diff --git a/arch/sandbox/board/power.c b/arch/sandbox/board/power.c
index aa778792c1..009b410eaa 100644
--- a/arch/sandbox/board/power.c
+++ b/arch/sandbox/board/power.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <driver.h>
 #include <poweroff.h>
diff --git a/arch/sandbox/lib/asm-offsets.c b/arch/sandbox/lib/asm-offsets.c
index 22f382b71e..21aab692d0 100644
--- a/arch/sandbox/lib/asm-offsets.c
+++ b/arch/sandbox/lib/asm-offsets.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 /*
  * Generate definitions needed by assembly language modules.
  * This code generates raw asm output which is post-processed to extract
diff --git a/arch/x86/lib/asm-offsets.c b/arch/x86/lib/asm-offsets.c
index 22f382b71e..caa4a289d8 100644
--- a/arch/x86/lib/asm-offsets.c
+++ b/arch/x86/lib/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Generate definitions needed by assembly language modules.
  * This code generates raw asm output which is post-processed to extract
diff --git a/arch/x86/mach-efi/clocksource.c b/arch/x86/mach-efi/clocksource.c
index 2023fa19ac..3d01ff9d1e 100644
--- a/arch/x86/mach-efi/clocksource.c
+++ b/arch/x86/mach-efi/clocksource.c
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
 #include <common.h>
 #include <init.h>
 #include <driver.h>