diff --git a/libcpu/aarch64/cortex-a53/armv8.h b/libcpu/aarch64/cortex-a53/armv8.h
index 28ed50e1ac..4350890544 100644
--- a/libcpu/aarch64/cortex-a53/armv8.h
+++ b/libcpu/aarch64/cortex-a53/armv8.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2019, RT-Thread Development Team
+ * Copyright (c) 2006-2020, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -8,8 +8,8 @@
  * 2011-09-15     Bernard      first version
  */
 
-#ifndef __ARMV7_H__
-#define __ARMV7_H__
+#ifndef __ARMV8_H__
+#define __ARMV8_H__
 
 /* the exception stack without VFP registers */
 struct rt_hw_exp_stack
diff --git a/libcpu/aarch64/cortex-a53/context_gcc.S b/libcpu/aarch64/cortex-a53/context_gcc.S
index 3812eb4b1a..f58ea1b15d 100644
--- a/libcpu/aarch64/cortex-a53/context_gcc.S
+++ b/libcpu/aarch64/cortex-a53/context_gcc.S
@@ -1,4 +1,9 @@
 /*
+ * Copyright (c) 2006-2020, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
  * Date           Author       Notes
  * 2018-10-06     ZhaoXiaowei    the first version
  */
diff --git a/libcpu/aarch64/cortex-a53/cp15.h b/libcpu/aarch64/cortex-a53/cp15.h
index 26f6ef1a31..91c37d679f 100644
--- a/libcpu/aarch64/cortex-a53/cp15.h
+++ b/libcpu/aarch64/cortex-a53/cp15.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2019, RT-Thread Development Team
+ * Copyright (c) 2006-2020, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/libcpu/aarch64/cortex-a53/cpu_gcc.S b/libcpu/aarch64/cortex-a53/cpu_gcc.S
index ab9a5706ae..b8c8b8768c 100644
--- a/libcpu/aarch64/cortex-a53/cpu_gcc.S
+++ b/libcpu/aarch64/cortex-a53/cpu_gcc.S
@@ -1,4 +1,8 @@
 /*
+ * Copyright (c) 2006-2020, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Date           Author       Notes
  * 2018-10-06     ZhaoXiaowei    the first version
  */
diff --git a/libcpu/aarch64/cortex-a53/entry_point.S b/libcpu/aarch64/cortex-a53/entry_point.S
index 098cd9a840..6d2c69226b 100644
--- a/libcpu/aarch64/cortex-a53/entry_point.S
+++ b/libcpu/aarch64/cortex-a53/entry_point.S
@@ -1,3 +1,12 @@
+/*
+ * Copyright (c) 2006-2020, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Date           Author       Notes
+ * 2020-01-15     bigmagic    the first version
+ */
+
 .section ".text.entrypoint"
 
 .set EL1_stack,         __el1_stack
diff --git a/libcpu/aarch64/cortex-a53/interrupt.h b/libcpu/aarch64/cortex-a53/interrupt.h
index 6e86516045..0c20f79bcc 100644
--- a/libcpu/aarch64/cortex-a53/interrupt.h
+++ b/libcpu/aarch64/cortex-a53/interrupt.h
@@ -1,4 +1,13 @@
 
+/*
+ * Copyright (c) 2006-2020, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ */
+
 #ifndef __INTERRUPT_H__
 #define __INTERRUPT_H__
 
diff --git a/libcpu/aarch64/cortex-a53/mmu.c b/libcpu/aarch64/cortex-a53/mmu.c
index 17b40c3b47..29934b26a4 100644
--- a/libcpu/aarch64/cortex-a53/mmu.c
+++ b/libcpu/aarch64/cortex-a53/mmu.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2019, RT-Thread Development Team
+ * Copyright (c) 2006-2020, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/libcpu/aarch64/cortex-a53/mmu.h b/libcpu/aarch64/cortex-a53/mmu.h
index 022d200f96..5bef609486 100644
--- a/libcpu/aarch64/cortex-a53/mmu.h
+++ b/libcpu/aarch64/cortex-a53/mmu.h
@@ -1,3 +1,12 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2020-01-15     bigmagic     the first version
+ */
 #ifndef MMU_H__
 #define MMU_H__
 #include <rtthread.h>
diff --git a/libcpu/aarch64/cortex-a53/trap.c b/libcpu/aarch64/cortex-a53/trap.c
index aa639ea596..13ae6d1b9e 100644
--- a/libcpu/aarch64/cortex-a53/trap.c
+++ b/libcpu/aarch64/cortex-a53/trap.c
@@ -1,4 +1,8 @@
 /*
+ * Copyright (c) 2006-2020, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * 
  * Date           Author       Notes
  * 2018-10-06     ZhaoXiaowei    the first version
  */
diff --git a/libcpu/aarch64/cortex-a53/vector_gcc.S b/libcpu/aarch64/cortex-a53/vector_gcc.S
index 0efbf4e540..fc88cce7f8 100644
--- a/libcpu/aarch64/cortex-a53/vector_gcc.S
+++ b/libcpu/aarch64/cortex-a53/vector_gcc.S
@@ -1,4 +1,8 @@
 /*
+ * Copyright (c) 2006-2020, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
  * Date           Author       Notes
  * 2018-10-06     ZhaoXiaowei    the first version
  */