diff --git a/drivers/ddr/microchip/Makefile b/drivers/ddr/microchip/Makefile
index 305c48b..3e2e93b 100644
--- a/drivers/ddr/microchip/Makefile
+++ b/drivers/ddr/microchip/Makefile
@@ -1,6 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0+
 #
 # Copyright (C) 2015 Microchip Technology Inc.
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
 obj-$(CONFIG_MACH_PIC32) += ddr2.o
diff --git a/drivers/ddr/microchip/ddr2.c b/drivers/ddr/microchip/ddr2.c
index a52427c..149b607 100644
--- a/drivers/ddr/microchip/ddr2.c
+++ b/drivers/ddr/microchip/ddr2.c
@@ -1,8 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * (c) 2015 Paul Thacker <paul.thacker@microchip.com>
  *
- * SPDX-License-Identifier:	GPL-2.0+
- *
  */
 #include <common.h>
 #include <wait_bit.h>
diff --git a/drivers/ddr/microchip/ddr2_regs.h b/drivers/ddr/microchip/ddr2_regs.h
index 0f4b159..0734585 100644
--- a/drivers/ddr/microchip/ddr2_regs.h
+++ b/drivers/ddr/microchip/ddr2_regs.h
@@ -1,8 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com>
  *
- * SPDX-License-Identifier:	GPL-2.0+
- *
  */
 
 #ifndef __MICROCHIP_DDR2_REGS_H
diff --git a/drivers/ddr/microchip/ddr2_timing.h b/drivers/ddr/microchip/ddr2_timing.h
index 5895f9d..8bf1616 100644
--- a/drivers/ddr/microchip/ddr2_timing.h
+++ b/drivers/ddr/microchip/ddr2_timing.h
@@ -1,8 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com>
  *
- * SPDX-License-Identifier:	GPL-2.0+
- *
  */
 
 #ifndef __MICROCHIP_DDR2_TIMING_H