diff --git a/arch/arm/boot/dts/exynos-mfc-reserved-memory.dtsi b/arch/arm/boot/dts/exynos-mfc-reserved-memory.dtsi
index 25186ac4188dfa235c5b6013c68ab6c7588ce691..1dbf3bbff8d3074cacd30af77e39bea0d6c67e6e 100644
--- a/arch/arm/boot/dts/exynos-mfc-reserved-memory.dtsi
+++ b/arch/arm/boot/dts/exynos-mfc-reserved-memory.dtsi
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Samsung's Exynos SoC MFC (Video Codec) reserved memory common definition.
  *
  * Copyright (c) 2016 Samsung Electronics Co., Ltd
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 / {
diff --git a/arch/arm/boot/dts/exynos-syscon-restart.dtsi b/arch/arm/boot/dts/exynos-syscon-restart.dtsi
index 09a2040054edc360435b378d50202ceb55144df1..4b3dd0549a540989c8ee1facd77841f301e76817 100644
--- a/arch/arm/boot/dts/exynos-syscon-restart.dtsi
+++ b/arch/arm/boot/dts/exynos-syscon-restart.dtsi
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Samsung's Exynos SoC syscon reboot/poweroff nodes common definition.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 / {
diff --git a/arch/arm/boot/dts/exynos4412-tiny4412.dts b/arch/arm/boot/dts/exynos4412-tiny4412.dts
index 5504398e6e37dd28c870650aae5aab1a19ca1d95..01f37b5ac9c4c925d52083167530c780988a13b3 100644
--- a/arch/arm/boot/dts/exynos4412-tiny4412.dts
+++ b/arch/arm/boot/dts/exynos4412-tiny4412.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * FriendlyARM's Exynos4412 based TINY4412 board device tree source
  *
@@ -5,11 +6,7 @@
  *
  * Device tree source file for FriendlyARM's TINY4412 board which is based on
  * Samsung's Exynos4412 SoC.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
+ */
 
 /dts-v1/;
 #include "exynos4412.dtsi"
diff --git a/arch/arm/boot/dts/exynos4412-tmu-sensor-conf.dtsi b/arch/arm/boot/dts/exynos4412-tmu-sensor-conf.dtsi
index e3f7934d19d0ab0693a00d539f048e2a13c862b1..489b58c619eea23841f09ac9c18cb8a4548a4519 100644
--- a/arch/arm/boot/dts/exynos4412-tmu-sensor-conf.dtsi
+++ b/arch/arm/boot/dts/exynos4412-tmu-sensor-conf.dtsi
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Device tree sources for Exynos4412 TMU sensor configuration
  *
  * Copyright (c) 2014 Lukasz Majewski <l.majewski@samsung.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  */
 
 #include <dt-bindings/thermal/thermal_exynos.h>
diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
index f285790e8e047bb8823016bf73bd1208faab7849..7da66003a3e3c3c12ab4e2aa0455d61d0a6696e7 100644
--- a/arch/arm/boot/dts/exynos4412-trats2.dts
+++ b/arch/arm/boot/dts/exynos4412-trats2.dts
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Samsung's Exynos4412 based Trats 2 board device tree source
  *
@@ -6,11 +7,7 @@
  *
  * Device tree source file for Samsung's Trats 2 board which is based on
  * Samsung's Exynos4412 SoC.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
+ */
 
 /dts-v1/;
 #include "exynos4412.dtsi"
diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts b/arch/arm/boot/dts/exynos5800-peach-pi.dts
index 0029ec27819ca361024bfdaccb43b1faededa600..c8a66a12dbeb1be6a6c52d528bd58207c0d56bf8 100644
--- a/arch/arm/boot/dts/exynos5800-peach-pi.dts
+++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Google Peach Pi Rev 10+ board device tree source
  *
  * Copyright (c) 2014 Google, Inc
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 /dts-v1/;
diff --git a/arch/arm/boot/dts/exynos5800.dtsi b/arch/arm/boot/dts/exynos5800.dtsi
index 9ddb6bacac5ac8ea7b8feb1e21566f545f1cd67c..57d3b319fd6538457e81b38764d7f99f19eff77c 100644
--- a/arch/arm/boot/dts/exynos5800.dtsi
+++ b/arch/arm/boot/dts/exynos5800.dtsi
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * SAMSUNG EXYNOS5800 SoC device tree source
  *
@@ -7,10 +8,6 @@
  * SAMSUNG EXYNOS5800 SoC device nodes are listed in this file.
  * EXYNOS5800 based board files can include this file and provide
  * values for board specfic bindings.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #include "exynos5420.dtsi"