diff --git a/sound/soc/intel/boards/bdw_rt286.c b/sound/soc/intel/boards/bdw_rt286.c
index 7f20159c23e5..58db09d9b6e1 100644
--- a/sound/soc/intel/boards/bdw_rt286.c
+++ b/sound/soc/intel/boards/bdw_rt286.c
@@ -2,7 +2,7 @@
 /*
  * Sound card driver for Intel Broadwell Wildcat Point with Realtek 286
  *
- * Copyright (C) 2013, Intel Corporation. All rights reserved.
+ * Copyright (C) 2013, Intel Corporation
  */
 
 #include <linux/module.h>
diff --git a/sound/soc/intel/boards/bxt_da7219_max98357a.c b/sound/soc/intel/boards/bxt_da7219_max98357a.c
index 57e75f87bea6..e1082bfe5ca9 100644
--- a/sound/soc/intel/boards/bxt_da7219_max98357a.c
+++ b/sound/soc/intel/boards/bxt_da7219_max98357a.c
@@ -2,7 +2,7 @@
 /*
  * Intel Broxton-P I2S Machine Driver
  *
- * Copyright (C) 2016, Intel Corporation. All rights reserved.
+ * Copyright (C) 2016, Intel Corporation
  *
  * Modified from:
  *   Intel Skylake I2S Machine driver
diff --git a/sound/soc/intel/boards/bxt_rt298.c b/sound/soc/intel/boards/bxt_rt298.c
index afc499be8db2..dce6a2086f2a 100644
--- a/sound/soc/intel/boards/bxt_rt298.c
+++ b/sound/soc/intel/boards/bxt_rt298.c
@@ -2,7 +2,7 @@
 /*
  * Intel Broxton-P I2S Machine Driver
  *
- * Copyright (C) 2014-2016, Intel Corporation. All rights reserved.
+ * Copyright (C) 2014-2016, Intel Corporation
  *
  * Modified from:
  *   Intel Skylake I2S Machine driver
diff --git a/sound/soc/intel/boards/hda_dsp_common.c b/sound/soc/intel/boards/hda_dsp_common.c
index 04b7d4f7f9e2..fda5a92b0006 100644
--- a/sound/soc/intel/boards/hda_dsp_common.c
+++ b/sound/soc/intel/boards/hda_dsp_common.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 //
-// Copyright(c) 2019 Intel Corporation. All rights reserved.
+// Copyright(c) 2019 Intel Corporation
 
 #include <linux/module.h>
 #include <sound/pcm.h>
diff --git a/sound/soc/intel/boards/hsw_rt5640.c b/sound/soc/intel/boards/hsw_rt5640.c
index 2a2fe27dff0e..1826a4dfd0f3 100644
--- a/sound/soc/intel/boards/hsw_rt5640.c
+++ b/sound/soc/intel/boards/hsw_rt5640.c
@@ -2,7 +2,7 @@
 /*
  * Sound card driver for Intel Haswell Lynx Point with Realtek 5640
  *
- * Copyright (C) 2013, Intel Corporation. All rights reserved.
+ * Copyright (C) 2013, Intel Corporation
  */
 
 #include <linux/module.h>
diff --git a/sound/soc/intel/boards/kbl_rt5663_max98927.c b/sound/soc/intel/boards/kbl_rt5663_max98927.c
index 646e8ff8e961..e16c42e81eca 100644
--- a/sound/soc/intel/boards/kbl_rt5663_max98927.c
+++ b/sound/soc/intel/boards/kbl_rt5663_max98927.c
@@ -3,7 +3,7 @@
  * Intel Kabylake I2S Machine Driver with MAXIM98927
  * and RT5663 Codecs
  *
- * Copyright (C) 2017, Intel Corporation. All rights reserved.
+ * Copyright (C) 2017, Intel Corporation
  *
  * Modified from:
  *   Intel Skylake I2S Machine driver
diff --git a/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c b/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c
index 924d5d1de03a..a9501cd106ff 100644
--- a/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c
+++ b/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c
@@ -3,7 +3,7 @@
  * Intel Kabylake I2S Machine Driver with MAXIM98927
  * RT5514 and RT5663 Codecs
  *
- * Copyright (C) 2017, Intel Corporation. All rights reserved.
+ * Copyright (C) 2017, Intel Corporation
  *
  * Modified from:
  *   Intel Kabylake I2S Machine driver supporting MAXIM98927 and
diff --git a/sound/soc/intel/boards/skl_nau88l25_max98357a.c b/sound/soc/intel/boards/skl_nau88l25_max98357a.c
index e4630c33176e..91fe9834aab4 100644
--- a/sound/soc/intel/boards/skl_nau88l25_max98357a.c
+++ b/sound/soc/intel/boards/skl_nau88l25_max98357a.c
@@ -3,7 +3,7 @@
  * Intel Skylake I2S Machine Driver with MAXIM98357A
  * and NAU88L25
  *
- * Copyright (C) 2015, Intel Corporation. All rights reserved.
+ * Copyright (C) 2015, Intel Corporation
  */
 
 #include <linux/module.h>
diff --git a/sound/soc/intel/boards/skl_nau88l25_ssm4567.c b/sound/soc/intel/boards/skl_nau88l25_ssm4567.c
index fadc25a536b4..d53bf3516c0d 100644
--- a/sound/soc/intel/boards/skl_nau88l25_ssm4567.c
+++ b/sound/soc/intel/boards/skl_nau88l25_ssm4567.c
@@ -2,12 +2,12 @@
 /*
  * Intel Skylake I2S Machine Driver for NAU88L25+SSM4567
  *
- * Copyright (C) 2015, Intel Corporation. All rights reserved.
+ * Copyright (C) 2015, Intel Corporation
  *
  * Modified from:
  *   Intel Skylake I2S Machine Driver for NAU88L25 and SSM4567
  *
- *   Copyright (C) 2015, Intel Corporation. All rights reserved.
+ *   Copyright (C) 2015, Intel Corporation
  */
 
 #include <linux/module.h>
diff --git a/sound/soc/intel/boards/skl_rt286.c b/sound/soc/intel/boards/skl_rt286.c
index 9a8044274908..3ea03f814403 100644
--- a/sound/soc/intel/boards/skl_rt286.c
+++ b/sound/soc/intel/boards/skl_rt286.c
@@ -2,12 +2,12 @@
 /*
  * Intel Skylake I2S Machine Driver
  *
- * Copyright (C) 2014-2015, Intel Corporation. All rights reserved.
+ * Copyright (C) 2014-2015, Intel Corporation
  *
  * Modified from:
  *   Intel Broadwell Wildcatpoint SST Audio
  *
- *   Copyright (C) 2013, Intel Corporation. All rights reserved.
+ *   Copyright (C) 2013, Intel Corporation
  */
 
 #include <linux/module.h>
diff --git a/sound/soc/intel/boards/sof_board_helpers.c b/sound/soc/intel/boards/sof_board_helpers.c
index eb140e13153f..7519c545cbe2 100644
--- a/sound/soc/intel/boards/sof_board_helpers.c
+++ b/sound/soc/intel/boards/sof_board_helpers.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 //
-// Copyright(c) 2023 Intel Corporation. All rights reserved.
+// Copyright(c) 2023 Intel Corporation
 
 #include <sound/soc.h>
 #include "../common/soc-intel-quirks.h"
diff --git a/sound/soc/intel/boards/sof_maxim_common.c b/sound/soc/intel/boards/sof_maxim_common.c
index bb12aab15ad5..7e1f485dce7a 100644
--- a/sound/soc/intel/boards/sof_maxim_common.c
+++ b/sound/soc/intel/boards/sof_maxim_common.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 //
-// Copyright(c) 2020 Intel Corporation. All rights reserved.
+// Copyright(c) 2020 Intel Corporation
 #include <linux/module.h>
 #include <linux/string.h>
 #include <sound/pcm.h>
diff --git a/sound/soc/intel/boards/sof_realtek_common.c b/sound/soc/intel/boards/sof_realtek_common.c
index 1476daa96a95..dda346e0f737 100644
--- a/sound/soc/intel/boards/sof_realtek_common.c
+++ b/sound/soc/intel/boards/sof_realtek_common.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 //
-// Copyright(c) 2020 Intel Corporation. All rights reserved.
+// Copyright(c) 2020 Intel Corporation
 
 #include <linux/device.h>
 #include <linux/kernel.h>
diff --git a/sound/soc/intel/boards/sof_ssp_amp.c b/sound/soc/intel/boards/sof_ssp_amp.c
index 206c9b723805..f51f1008e016 100644
--- a/sound/soc/intel/boards/sof_ssp_amp.c
+++ b/sound/soc/intel/boards/sof_ssp_amp.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 //
-// Copyright(c) 2022 Intel Corporation. All rights reserved.
+// Copyright(c) 2022 Intel Corporation
 
 /*
  * sof_ssp_amp.c - ASoc Machine driver for Intel platforms
diff --git a/sound/soc/intel/common/soc-acpi-intel-ssp-common.c b/sound/soc/intel/common/soc-acpi-intel-ssp-common.c
index a887f019afe2..75d0b931d895 100644
--- a/sound/soc/intel/common/soc-acpi-intel-ssp-common.c
+++ b/sound/soc/intel/common/soc-acpi-intel-ssp-common.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 //
-// Copyright(c) 2023 Intel Corporation. All rights reserved.
+// Copyright(c) 2023 Intel Corporation
 
 #include <linux/device.h>
 #include <sound/soc-acpi.h>
