diff --git a/board/devboards/dbm-soc1/Makefile b/board/devboards/dbm-soc1/Makefile
index 79c889b..88621b0 100644
--- a/board/devboards/dbm-soc1/Makefile
+++ b/board/devboards/dbm-soc1/Makefile
@@ -1,7 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0+
 #
 # Copyright (C) 2018 Marek Vasut <marex@denx.de>
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
 
 obj-y	:= socfpga.o
diff --git a/board/devboards/dbm-soc1/qts/iocsr_config.h b/board/devboards/dbm-soc1/qts/iocsr_config.h
index fea3473..99ed62b 100644
--- a/board/devboards/dbm-soc1/qts/iocsr_config.h
+++ b/board/devboards/dbm-soc1/qts/iocsr_config.h
@@ -1,7 +1,6 @@
+/* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Altera SoCFPGA IOCSR configuration
- *
- * SPDX-License-Identifier:	BSD-3-Clause
  */
 
 #ifndef __SOCFPGA_IOCSR_CONFIG_H__
diff --git a/board/devboards/dbm-soc1/qts/pinmux_config.h b/board/devboards/dbm-soc1/qts/pinmux_config.h
index c6531e9..3f34b13 100644
--- a/board/devboards/dbm-soc1/qts/pinmux_config.h
+++ b/board/devboards/dbm-soc1/qts/pinmux_config.h
@@ -1,7 +1,6 @@
+/* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Altera SoCFPGA PinMux configuration
- *
- * SPDX-License-Identifier:	BSD-3-Clause
  */
 
 #ifndef __SOCFPGA_PINMUX_CONFIG_H__
diff --git a/board/devboards/dbm-soc1/qts/pll_config.h b/board/devboards/dbm-soc1/qts/pll_config.h
index 820b9ff..f6ffa08 100644
--- a/board/devboards/dbm-soc1/qts/pll_config.h
+++ b/board/devboards/dbm-soc1/qts/pll_config.h
@@ -1,7 +1,6 @@
+/* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Altera SoCFPGA Clock and PLL configuration
- *
- * SPDX-License-Identifier:	BSD-3-Clause
  */
 
 #ifndef __SOCFPGA_PLL_CONFIG_H__
diff --git a/board/devboards/dbm-soc1/qts/sdram_config.h b/board/devboards/dbm-soc1/qts/sdram_config.h
index 241ce4c..2022969 100644
--- a/board/devboards/dbm-soc1/qts/sdram_config.h
+++ b/board/devboards/dbm-soc1/qts/sdram_config.h
@@ -1,7 +1,6 @@
+/* SPDX-License-Identifier: BSD-3-Clause */
 /*
  * Altera SoCFPGA SDRAM configuration
- *
- * SPDX-License-Identifier:	BSD-3-Clause
  */
 
 #ifndef __SOCFPGA_SDRAM_CONFIG_H__
diff --git a/board/devboards/dbm-soc1/socfpga.c b/board/devboards/dbm-soc1/socfpga.c
index 78743b5..a907ee6 100644
--- a/board/devboards/dbm-soc1/socfpga.c
+++ b/board/devboards/dbm-soc1/socfpga.c
@@ -1,6 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (C) 2018 Marek Vasut <marex@denx.de>
- *
- * SPDX-License-Identifier:	GPL-2.0+
  */
 #include <common.h>