diff --git a/arch/arm/boot/dts/allwinner/sun8i-t113s-mangopi-mq-r-t113.dts b/arch/arm/boot/dts/allwinner/sun8i-t113s-mangopi-mq-r-t113.dts
index 94e24b5926dd..8b3a75383816 100644
--- a/arch/arm/boot/dts/allwinner/sun8i-t113s-mangopi-mq-r-t113.dts
+++ b/arch/arm/boot/dts/allwinner/sun8i-t113s-mangopi-mq-r-t113.dts
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 // Copyright (C) 2022 Arm Ltd.
 
 #include <dt-bindings/interrupt-controller/irq.h>
diff --git a/arch/arm/boot/dts/allwinner/sun8i-t113s.dtsi b/arch/arm/boot/dts/allwinner/sun8i-t113s.dtsi
index 804aa197a24f..c7181308ae6f 100644
--- a/arch/arm/boot/dts/allwinner/sun8i-t113s.dtsi
+++ b/arch/arm/boot/dts/allwinner/sun8i-t113s.dtsi
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 // Copyright (C) 2022 Arm Ltd.
 
 #define SOC_PERIPHERAL_IRQ(nr) GIC_SPI nr
diff --git a/arch/arm/boot/dts/allwinner/sunxi-d1s-t113-mangopi-mq-r.dtsi b/arch/arm/boot/dts/allwinner/sunxi-d1s-t113-mangopi-mq-r.dtsi
index e9bc749488bb..a415c4a78a70 100644
--- a/arch/arm/boot/dts/allwinner/sunxi-d1s-t113-mangopi-mq-r.dtsi
+++ b/arch/arm/boot/dts/allwinner/sunxi-d1s-t113-mangopi-mq-r.dtsi
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 // Copyright (C) 2022 Arm Ltd.
 /*
  * Common peripherals and configurations for MangoPi MQ-R boards.
diff --git a/arch/arm/boot/dts/nxp/imx/imx6dl-b105pv2.dts b/arch/arm/boot/dts/nxp/imx/imx6dl-b105pv2.dts
index 411aa72d344b..7d4ae113c381 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6dl-b105pv2.dts
+++ b/arch/arm/boot/dts/nxp/imx/imx6dl-b105pv2.dts
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0 or MIT
+// SPDX-License-Identifier: GPL-2.0 OR MIT
 //
 // Device Tree Source for General Electric B105Pv2
 //
diff --git a/arch/arm/boot/dts/nxp/imx/imx6dl-b105v2.dts b/arch/arm/boot/dts/nxp/imx/imx6dl-b105v2.dts
index d011127c635b..9c5938e16d99 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6dl-b105v2.dts
+++ b/arch/arm/boot/dts/nxp/imx/imx6dl-b105v2.dts
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0 or MIT
+// SPDX-License-Identifier: GPL-2.0 OR MIT
 //
 // Device Tree Source for General Electric B105v2
 //
diff --git a/arch/arm/boot/dts/nxp/imx/imx6dl-b125pv2.dts b/arch/arm/boot/dts/nxp/imx/imx6dl-b125pv2.dts
index ca840fa84052..01df7cffcef2 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6dl-b125pv2.dts
+++ b/arch/arm/boot/dts/nxp/imx/imx6dl-b125pv2.dts
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0 or MIT
+// SPDX-License-Identifier: GPL-2.0 OR MIT
 //
 // Device Tree Source for General Electric B125Pv2
 //
diff --git a/arch/arm/boot/dts/nxp/imx/imx6dl-b125v2.dts b/arch/arm/boot/dts/nxp/imx/imx6dl-b125v2.dts
index 81e5a9cb8900..a015453daf10 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6dl-b125v2.dts
+++ b/arch/arm/boot/dts/nxp/imx/imx6dl-b125v2.dts
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0 or MIT
+// SPDX-License-Identifier: GPL-2.0 OR MIT
 //
 // Device Tree Source for General Electric B125v2
 //
diff --git a/arch/arm/boot/dts/nxp/imx/imx6dl-b155v2.dts b/arch/arm/boot/dts/nxp/imx/imx6dl-b155v2.dts
index c861937b30f6..b71ee6b79208 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6dl-b155v2.dts
+++ b/arch/arm/boot/dts/nxp/imx/imx6dl-b155v2.dts
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0 or MIT
+// SPDX-License-Identifier: GPL-2.0 OR MIT
 //
 // Device Tree Source for General Electric B155v2
 //
diff --git a/arch/arm/boot/dts/nxp/imx/imx6dl-b1x5pv2.dtsi b/arch/arm/boot/dts/nxp/imx/imx6dl-b1x5pv2.dtsi
index 6e487ebf27a2..9f1655540cb9 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6dl-b1x5pv2.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6dl-b1x5pv2.dtsi
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0 or MIT
+// SPDX-License-Identifier: GPL-2.0 OR MIT
 //
 // Device Tree Source for General Electric B1x5Pv2
 // patient monitor series
diff --git a/arch/arm/boot/dts/nxp/imx/imx6dl-b1x5v2.dtsi b/arch/arm/boot/dts/nxp/imx/imx6dl-b1x5v2.dtsi
index f028b6a191df..590dcc0953cc 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6dl-b1x5v2.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6dl-b1x5v2.dtsi
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0 or MIT
+// SPDX-License-Identifier: GPL-2.0 OR MIT
 //
 // Device Tree Source for General Electric B1x5v2
 // patient monitor series
diff --git a/arch/arm/boot/dts/nxp/imx/imx6dl-emcon-avari.dts b/arch/arm/boot/dts/nxp/imx/imx6dl-emcon-avari.dts
index 407ad8d43c84..77d7600b2675 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6dl-emcon-avari.dts
+++ b/arch/arm/boot/dts/nxp/imx/imx6dl-emcon-avari.dts
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: (GPL-2.0 or MIT)
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
 //
 // Copyright (C) 2018 emtrion GmbH
 //
diff --git a/arch/arm/boot/dts/nxp/imx/imx6dl-qmx6.dtsi b/arch/arm/boot/dts/nxp/imx/imx6dl-qmx6.dtsi
index 05fd8ff4da1e..8a637fdff073 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6dl-qmx6.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6dl-qmx6.dtsi
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0 or MIT
+// SPDX-License-Identifier: GPL-2.0 OR MIT
 //
 // Device Tree Source for i.MX6DL based congatec QMX6
 // System on Module
diff --git a/arch/arm/boot/dts/nxp/imx/imx6q-emcon-avari.dts b/arch/arm/boot/dts/nxp/imx/imx6q-emcon-avari.dts
index 0f582a9d4c0e..02813368a820 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6q-emcon-avari.dts
+++ b/arch/arm/boot/dts/nxp/imx/imx6q-emcon-avari.dts
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: (GPL-2.0 or MIT)
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
 //
 // Copyright (C) 2018 emtrion GmbH
 //
diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-emcon-avari.dtsi b/arch/arm/boot/dts/nxp/imx/imx6qdl-emcon-avari.dtsi
index c4e146f3341b..f1a41c76729c 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6qdl-emcon-avari.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-emcon-avari.dtsi
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: (GPL-2.0 or MIT)
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
 //
 // Copyright (C) 2018 emtrion GmbH
 //
diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-emcon.dtsi b/arch/arm/boot/dts/nxp/imx/imx6qdl-emcon.dtsi
index ee2dd75cead6..a63e73adc1fc 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6qdl-emcon.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-emcon.dtsi
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: (GPL-2.0 or MIT)
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
 //
 // Copyright (C) 2018 emtrion GmbH
 //
diff --git a/arch/arm/boot/dts/st/stm32mp157c-emsbc-argon.dts b/arch/arm/boot/dts/st/stm32mp157c-emsbc-argon.dts
index 33b3f11d24bb..a19c488cf7c8 100644
--- a/arch/arm/boot/dts/st/stm32mp157c-emsbc-argon.dts
+++ b/arch/arm/boot/dts/st/stm32mp157c-emsbc-argon.dts
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: (GPL-2.0 or MIT)
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
 //
 // Copyright (c) 2021 emtrion GmbH
 // Author: Reinhold Müller <reinhold.mueller@emtrion.de>.
diff --git a/arch/arm/boot/dts/st/stm32mp157c-emstamp-argon.dtsi b/arch/arm/boot/dts/st/stm32mp157c-emstamp-argon.dtsi
index 009209ca673b..f928cfb80b87 100644
--- a/arch/arm/boot/dts/st/stm32mp157c-emstamp-argon.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp157c-emstamp-argon.dtsi
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: (GPL-2.0 or MIT)
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
 //
 // Copyright (c) 2021 emtrion GmbH
 // Author: Reinhold Müller <reinhold.mueller@emtrion.de>.
