diff --git a/plat/imx/common/imx8m/ddr4_retention.c b/plat/imx/common/imx8m/ddr4_retention.c
index 9f90238..b0f49b6 100644
--- a/plat/imx/common/imx8m/ddr4_retention.c
+++ b/plat/imx/common/imx8m/ddr4_retention.c
@@ -1,7 +1,7 @@
 /*
- * copyright 2018 nxp
+ * Copyright 2017-2019 NXP
  *
- * spdx-license-identifier: bsd-3-clause
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include <arch.h>
diff --git a/plat/imx/imx8mm/include/ddrc.h b/plat/imx/imx8mm/include/ddrc.h
index ed6ebfa..2ccc460 100644
--- a/plat/imx/imx8mm/include/ddrc.h
+++ b/plat/imx/imx8mm/include/ddrc.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2017-2019 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
 #ifndef __IMX_DDRC_H
 #define __IMX_DDRC_H
 
diff --git a/plat/imx/imx8mm/include/platform_def.h b/plat/imx/imx8mm/include/platform_def.h
index 91f2e7f..9f1f1fa 100644
--- a/plat/imx/imx8mm/include/platform_def.h
+++ b/plat/imx/imx8mm/include/platform_def.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2017-2019 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
 #define PLATFORM_LINKER_FORMAT		"elf64-littleaarch64"
 #define PLATFORM_LINKER_ARCH		aarch64
 
diff --git a/plat/imx/imx8mq/include/ddrc.h b/plat/imx/imx8mq/include/ddrc.h
index ed6ebfa..2ccc460 100644
--- a/plat/imx/imx8mq/include/ddrc.h
+++ b/plat/imx/imx8mq/include/ddrc.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2017-2019 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
 #ifndef __IMX_DDRC_H
 #define __IMX_DDRC_H
 
diff --git a/plat/imx/imx8mq/include/platform_def.h b/plat/imx/imx8mq/include/platform_def.h
index 8623711..a25636e 100644
--- a/plat/imx/imx8mq/include/platform_def.h
+++ b/plat/imx/imx8mq/include/platform_def.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2017-2019 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
 #define PLATFORM_LINKER_FORMAT		"elf64-littleaarch64"
 #define PLATFORM_LINKER_ARCH		aarch64