diff --git a/drivers/mtd/nand/spi/dosilicon.c b/drivers/mtd/nand/spi/dosilicon.c
index 8bc660579101..77a6aebd550f 100644
--- a/drivers/mtd/nand/spi/dosilicon.c
+++ b/drivers/mtd/nand/spi/dosilicon.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (c) 2020 Rockchip Electronics Co., Ltd
+ * Copyright (c) 2020 Rockchip Electronics Co., Ltd.
  */
 
 #include <linux/device.h>
diff --git a/drivers/mtd/nand/spi/fmsh.c b/drivers/mtd/nand/spi/fmsh.c
index 07818c692006..7785d361a381 100644
--- a/drivers/mtd/nand/spi/fmsh.c
+++ b/drivers/mtd/nand/spi/fmsh.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (c) 2020-2021 Rockchip Electronics Co., Ltd
+ * Copyright (c) 2020-2021 Rockchip Electronics Co., Ltd.
  *
  * Authors:
  *	Dingqiang Lin <jon.lin@rock-chips.com>
diff --git a/drivers/mtd/nand/spi/gsto.c b/drivers/mtd/nand/spi/gsto.c
index cb272548bb7b..e2349c66ed2a 100644
--- a/drivers/mtd/nand/spi/gsto.c
+++ b/drivers/mtd/nand/spi/gsto.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (c) 2023 Rockchip Electronics Co., Ltd
+ * Copyright (c) 2023 Rockchip Electronics Co., Ltd.
  *
  * Authors:
  *	Dingqiang Lin <jon.lin@rock-chips.com>
diff --git a/drivers/mtd/nand/spi/hiksemi.c b/drivers/mtd/nand/spi/hiksemi.c
index dfc645e861ba..5d3001f1217e 100644
--- a/drivers/mtd/nand/spi/hiksemi.c
+++ b/drivers/mtd/nand/spi/hiksemi.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (c) 2024 Rockchip Electronics Co., Ltd
+ * Copyright (c) 2024 Rockchip Electronics Co., Ltd.
  *
  * Authors:
  *	Dingqiang Lin <jon.lin@rock-chips.com>
diff --git a/drivers/mtd/nand/spi/hyf.c b/drivers/mtd/nand/spi/hyf.c
index 92bdb5331d8a..f05e90cf66ba 100644
--- a/drivers/mtd/nand/spi/hyf.c
+++ b/drivers/mtd/nand/spi/hyf.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (c) 2020-2021 Rockchip Electronics Co., Ltd
+ * Copyright (c) 2020-2021 Rockchip Electronics Co., Ltd.
  *
  * Authors:
  *	Dingqiang Lin <jon.lin@rock-chips.com>
diff --git a/drivers/mtd/nand/spi/jsc.c b/drivers/mtd/nand/spi/jsc.c
index 9c421c89c17c..d7e94dad287a 100644
--- a/drivers/mtd/nand/spi/jsc.c
+++ b/drivers/mtd/nand/spi/jsc.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (c) 2021 Rockchip Electronics Co., Ltd
+ * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
  *
  * Authors:
  *	Dingqiang Lin <jon.lin@rock-chips.com>
diff --git a/drivers/mtd/nand/spi/silicongo.c b/drivers/mtd/nand/spi/silicongo.c
index ddf1bc641a1a..5ce1785c1a5c 100644
--- a/drivers/mtd/nand/spi/silicongo.c
+++ b/drivers/mtd/nand/spi/silicongo.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (c) 2021 Rockchip Electronics Co., Ltd
+ * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
  *
  * Authors:
  *	Dingqiang Lin <jon.lin@rock-chips.com>
diff --git a/drivers/mtd/nand/spi/unim.c b/drivers/mtd/nand/spi/unim.c
index 0650290cf358..094983974468 100644
--- a/drivers/mtd/nand/spi/unim.c
+++ b/drivers/mtd/nand/spi/unim.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (c) 2021 Rockchip Electronics Co., Ltd
+ * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
  *
  * Authors:
  *	Dingqiang Lin <jon.lin@rock-chips.com>
diff --git a/drivers/mtd/nand/spi/xincun.c b/drivers/mtd/nand/spi/xincun.c
index f2b401a28b35..112f2392a24d 100644
--- a/drivers/mtd/nand/spi/xincun.c
+++ b/drivers/mtd/nand/spi/xincun.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (c) 2023 Rockchip Electronics Co., Ltd
+ * Copyright (c) 2023 Rockchip Electronics Co., Ltd.
  *
  * Authors:
  *	Dingqiang Lin <jon.lin@rock-chips.com>
diff --git a/drivers/mtd/nand/spi/zbit.c b/drivers/mtd/nand/spi/zbit.c
index 170af8a03dbe..c888d2da6d0c 100644
--- a/drivers/mtd/nand/spi/zbit.c
+++ b/drivers/mtd/nand/spi/zbit.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (c) 2024 Rockchip Electronics Co., Ltd
+ * Copyright (c) 2024 Rockchip Electronics Co., Ltd.
  *
  * Authors:
  *	Dingqiang Lin <jon.lin@rock-chips.com>