diff --git a/include/linux/mfd/88pm80x.h b/include/linux/mfd/88pm80x.h
index c118a7e..def5df6 100644
--- a/include/linux/mfd/88pm80x.h
+++ b/include/linux/mfd/88pm80x.h
@@ -1,12 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Marvell 88PM80x Interface
  *
  * Copyright (C) 2012 Marvell International Ltd.
  * Qiao Zhou <zhouqiao@marvell.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_MFD_88PM80X_H
diff --git a/include/linux/mfd/88pm860x.h b/include/linux/mfd/88pm860x.h
index cd97530..473545a 100644
--- a/include/linux/mfd/88pm860x.h
+++ b/include/linux/mfd/88pm860x.h
@@ -1,12 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Marvell 88PM860x Interface
  *
  * Copyright (C) 2009 Marvell International Ltd.
  * 	Haojian Zhuang <haojian.zhuang@marvell.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_MFD_88PM860X_H
diff --git a/include/linux/mfd/abx500/ab8500-codec.h b/include/linux/mfd/abx500/ab8500-codec.h
index d707941..c19f505 100644
--- a/include/linux/mfd/abx500/ab8500-codec.h
+++ b/include/linux/mfd/abx500/ab8500-codec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (C) ST-Ericsson SA 2012
  *
@@ -5,10 +6,6 @@
  *         for ST-Ericsson.
  *
  * License terms:
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
  */
 
 #ifndef AB8500_CORE_CODEC_H
diff --git a/include/linux/mfd/ac100.h b/include/linux/mfd/ac100.h
index 3c148f1..88005c3 100644
--- a/include/linux/mfd/ac100.h
+++ b/include/linux/mfd/ac100.h
@@ -1,13 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Functions and registers to access AC100 codec / RTC combo IC.
  *
  * Copyright (C) 2016 Chen-Yu Tsai
  *
  * Chen-Yu Tsai <wens@csie.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_MFD_AC100_H
diff --git a/include/linux/mfd/arizona/core.h b/include/linux/mfd/arizona/core.h
index b31b3be..6d6f96b 100644
--- a/include/linux/mfd/arizona/core.h
+++ b/include/linux/mfd/arizona/core.h
@@ -1,13 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Arizona MFD internals
  *
  * Copyright 2012 Wolfson Microelectronics plc
  *
  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef _WM_ARIZONA_CORE_H
diff --git a/include/linux/mfd/arizona/pdata.h b/include/linux/mfd/arizona/pdata.h
index 0013075..2d13bbe 100644
--- a/include/linux/mfd/arizona/pdata.h
+++ b/include/linux/mfd/arizona/pdata.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Platform data for Arizona devices
  *
  * Copyright 2012 Wolfson Microelectronics. PLC.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef _ARIZONA_PDATA_H
diff --git a/include/linux/mfd/arizona/registers.h b/include/linux/mfd/arizona/registers.h
index 0d06c5d..bb1a253 100644
--- a/include/linux/mfd/arizona/registers.h
+++ b/include/linux/mfd/arizona/registers.h
@@ -1,13 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * ARIZONA register definitions
  *
  * Copyright 2012 Wolfson Microelectronics plc
  *
  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef _ARIZONA_REGISTERS_H
diff --git a/include/linux/mfd/asic3.h b/include/linux/mfd/asic3.h
index e1148d0..61e686d 100644
--- a/include/linux/mfd/asic3.h
+++ b/include/linux/mfd/asic3.h
@@ -1,12 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * include/linux/mfd/asic3.h
  *
  * Compaq ASIC3 headers.
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  * Copyright 2001 Compaq Computer Corporation.
  * Copyright 2007-2008 OpenedHand Ltd.
  */
diff --git a/include/linux/mfd/axp20x.h b/include/linux/mfd/axp20x.h
index a353cd2..fd5957c0 100644
--- a/include/linux/mfd/axp20x.h
+++ b/include/linux/mfd/axp20x.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Functions and registers to access AXP20X power management chip.
  *
  * Copyright (C) 2013, Carlo Caione <carlo@caione.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_MFD_AXP20X_H
diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h
index 99c0395..b43fc577 100644
--- a/include/linux/mfd/core.h
+++ b/include/linux/mfd/core.h
@@ -1,14 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * drivers/mfd/mfd-core.h
  *
  * core MFD support
  * Copyright (c) 2006 Ian Molton
  * Copyright (c) 2007 Dmitry Baryshkov
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  */
 
 #ifndef MFD_CORE_H
diff --git a/include/linux/mfd/hi6421-pmic.h b/include/linux/mfd/hi6421-pmic.h
index 2580c08..bbc6448 100644
--- a/include/linux/mfd/hi6421-pmic.h
+++ b/include/linux/mfd/hi6421-pmic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Header file for device driver Hi6421 PMIC
  *
@@ -7,10 +8,6 @@
  *              http://www.linaro.org
  *
  * Author: Guodong Xu <guodong.xu@linaro.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef	__HI6421_PMIC_H
diff --git a/include/linux/mfd/hi655x-pmic.h b/include/linux/mfd/hi655x-pmic.h
index 62f03c2..b061713 100644
--- a/include/linux/mfd/hi655x-pmic.h
+++ b/include/linux/mfd/hi655x-pmic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Device driver for regulators in hi655x IC
  *
@@ -6,10 +7,6 @@
  * Authors:
  * Chen Feng <puck.chen@hisilicon.com>
  * Fei  Wang <w.f@huawei.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __HI655X_PMIC_H
diff --git a/include/linux/mfd/lp3943.h b/include/linux/mfd/lp3943.h
index 3490db7..020a339 100644
--- a/include/linux/mfd/lp3943.h
+++ b/include/linux/mfd/lp3943.h
@@ -1,14 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * TI/National Semiconductor LP3943 Device
  *
  * Copyright 2013 Texas Instruments
  *
  * Author: Milo Kim <milo.kim@ti.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  */
 
 #ifndef __MFD_LP3943_H__
diff --git a/include/linux/mfd/lp8788-isink.h b/include/linux/mfd/lp8788-isink.h
index f38262d..464dc4c 100644
--- a/include/linux/mfd/lp8788-isink.h
+++ b/include/linux/mfd/lp8788-isink.h
@@ -1,14 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * TI LP8788 MFD - common definitions for current sinks
  *
  * Copyright 2012 Texas Instruments
  *
  * Author: Milo(Woogyom) Kim <milo.kim@ti.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  */
 
 #ifndef __ISINK_LP8788_H__
diff --git a/include/linux/mfd/lp8788.h b/include/linux/mfd/lp8788.h
index 2010e0d..3d5c480 100644
--- a/include/linux/mfd/lp8788.h
+++ b/include/linux/mfd/lp8788.h
@@ -1,14 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * TI LP8788 MFD Device
  *
  * Copyright 2012 Texas Instruments
  *
  * Author: Milo(Woogyom) Kim <milo.kim@ti.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  */
 
 #ifndef __MFD_LP8788_H__
diff --git a/include/linux/mfd/max8907.h b/include/linux/mfd/max8907.h
index b06f7a6..4be3c23 100644
--- a/include/linux/mfd/max8907.h
+++ b/include/linux/mfd/max8907.h
@@ -1,12 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Functions to access MAX8907 power management chip.
  *
  * Copyright (C) 2010 Gyungoh Yoo <jack.yoo@maxim-ic.com>
  * Copyright (C) 2012, NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_MFD_MAX8907_H
diff --git a/include/linux/mfd/max8925.h b/include/linux/mfd/max8925.h
index ce8502e..07f9af5 100644
--- a/include/linux/mfd/max8925.h
+++ b/include/linux/mfd/max8925.h
@@ -1,12 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Maxim8925 Interface
  *
  * Copyright (C) 2009 Marvell International Ltd.
  *	Haojian Zhuang <haojian.zhuang@marvell.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_MFD_MAX8925_H
diff --git a/include/linux/mfd/mc13783.h b/include/linux/mfd/mc13783.h
index 4ff6137..c25b167 100644
--- a/include/linux/mfd/mc13783.h
+++ b/include/linux/mfd/mc13783.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright 2010 Yong Shen <yong.shen@linaro.org>
  * Copyright 2009-2010 Pengutronix
  * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
- *
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License version 2 as published by the
- * Free Software Foundation.
  */
 #ifndef __LINUX_MFD_MC13783_H
 #define __LINUX_MFD_MC13783_H
diff --git a/include/linux/mfd/mc13892.h b/include/linux/mfd/mc13892.h
index a00f2be..880cd94 100644
--- a/include/linux/mfd/mc13892.h
+++ b/include/linux/mfd/mc13892.h
@@ -1,9 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright 2010 Yong Shen <yong.shen@linaro.org>
- *
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License version 2 as published by the
- * Free Software Foundation.
  */
 
 #ifndef __LINUX_MFD_MC13892_H
diff --git a/include/linux/mfd/mc13xxx.h b/include/linux/mfd/mc13xxx.h
index 2ad9bdc..f372926 100644
--- a/include/linux/mfd/mc13xxx.h
+++ b/include/linux/mfd/mc13xxx.h
@@ -1,10 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright 2009-2010 Pengutronix
  * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
- *
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License version 2 as published by the
- * Free Software Foundation.
  */
 #ifndef __LINUX_MFD_MC13XXX_H
 #define __LINUX_MFD_MC13XXX_H
diff --git a/include/linux/mfd/motorola-cpcap.h b/include/linux/mfd/motorola-cpcap.h
index aefc49c..981e577 100644
--- a/include/linux/mfd/motorola-cpcap.h
+++ b/include/linux/mfd/motorola-cpcap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * The register defines are based on earlier cpcap.h in Motorola Linux kernel
  * tree.
@@ -8,10 +9,6 @@
  * to make the defines usable with Linux kernel regmap support
  *
  * Copyright (C) 2016 Tony Lindgren <tony@atomide.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #include <linux/device.h>
diff --git a/include/linux/mfd/mt6323/core.h b/include/linux/mfd/mt6323/core.h
index 06d0ec3..2becc34 100644
--- a/include/linux/mfd/mt6323/core.h
+++ b/include/linux/mfd/mt6323/core.h
@@ -1,9 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2016 Chen Zhong <chen.zhong@mediatek.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __MFD_MT6323_CORE_H__
diff --git a/include/linux/mfd/mt6323/registers.h b/include/linux/mfd/mt6323/registers.h
index 160f3c0..4455e57 100644
--- a/include/linux/mfd/mt6323/registers.h
+++ b/include/linux/mfd/mt6323/registers.h
@@ -1,9 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (c) 2016 Chen Zhong <chen.zhong@mediatek.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __MFD_MT6323_REGISTERS_H__
diff --git a/include/linux/mfd/sun4i-gpadc.h b/include/linux/mfd/sun4i-gpadc.h
index 139872c..ea0ccf3 100644
--- a/include/linux/mfd/sun4i-gpadc.h
+++ b/include/linux/mfd/sun4i-gpadc.h
@@ -1,10 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* Header of ADC MFD core driver for sunxi platforms
  *
  * Copyright (c) 2016 Quentin Schulz <quentin.schulz@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License version 2 as published by the
- * Free Software Foundation.
  */
 
 #ifndef __SUN4I_GPADC__H__
diff --git a/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h b/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h
index f232c81..d4b5e527 100644
--- a/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h
+++ b/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h
@@ -1,9 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (C) 2012 Freescale Semiconductor, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_IMX6Q_IOMUXC_GPR_H
diff --git a/include/linux/mfd/syscon/imx7-iomuxc-gpr.h b/include/linux/mfd/syscon/imx7-iomuxc-gpr.h
index abbd524..3d46907 100644
--- a/include/linux/mfd/syscon/imx7-iomuxc-gpr.h
+++ b/include/linux/mfd/syscon/imx7-iomuxc-gpr.h
@@ -1,9 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (C) 2015 Freescale Semiconductor, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_IMX7_IOMUXC_GPR_H
diff --git a/include/linux/mfd/t7l66xb.h b/include/linux/mfd/t7l66xb.h
index b462981..69632c1 100644
--- a/include/linux/mfd/t7l66xb.h
+++ b/include/linux/mfd/t7l66xb.h
@@ -1,12 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * This file contains the definitions for the T7L66XB
  *
  * (C) Copyright 2005 Ian Molton <spyro@f2s.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  */
 #ifndef MFD_T7L66XB_H
 #define MFD_T7L66XB_H
diff --git a/include/linux/mfd/tc6393xb.h b/include/linux/mfd/tc6393xb.h
index 626e448..fcc8e74 100644
--- a/include/linux/mfd/tc6393xb.h
+++ b/include/linux/mfd/tc6393xb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Toshiba TC6393XB SoC support
  *
@@ -8,10 +9,6 @@
  *
  * Based on code written by Sharp/Lineo for 2.4 kernels
  * Based on locomo.c
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef MFD_TC6393XB_H
diff --git a/include/linux/mfd/ti-lmu-register.h b/include/linux/mfd/ti-lmu-register.h
index f095105..222cb14 100644
--- a/include/linux/mfd/ti-lmu-register.h
+++ b/include/linux/mfd/ti-lmu-register.h
@@ -1,13 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * TI LMU (Lighting Management Unit) Device Register Map
  *
  * Copyright 2017 Texas Instruments
  *
  * Author: Milo Kim <milo.kim@ti.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __MFD_TI_LMU_REGISTER_H__
diff --git a/include/linux/mfd/ti-lmu.h b/include/linux/mfd/ti-lmu.h
index 7762c1bc..7d1e9c2 100644
--- a/include/linux/mfd/ti-lmu.h
+++ b/include/linux/mfd/ti-lmu.h
@@ -1,13 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * TI LMU (Lighting Management Unit) Devices
  *
  * Copyright 2017 Texas Instruments
  *
  * Author: Milo Kim <milo.kim@ti.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __MFD_TI_LMU_H__