Subject: Re: [PATCH] watchdog: convert remaining drivers to use SPDX license identifier

From: Jerry Hoemann <[email-masked]>
Date: Thu, 20 Jun 2019 11:07:36 -0600

On Thu, Jun 20, 2019 at 09:28:46AM -0700, Guenter Roeck wrote:
> This gets rid of the unnecessary license boilerplate, and avoids
> having to deal with individual patches one by one.
> 
> No functional changes.
> 
> Signed-off-by: Guenter Roeck <[email-masked]>
> ---
> Note: Several drivers include a paragraph such as
> 
> "Neither <name> nor <company> admit liability nor
>  provide warranty for any of this software. This material is
>  provided "AS-IS" and at no charge."
> 
> Presumably this is covered by the GPL license. However, since I am not
> an attorney, I am not sure, and I opted for leaving such paragraphs in
> place.
> 

For hpwdt.c changes:

Reviewed-by: Jerry Hoemann <[email-masked]>

>  drivers/watchdog/acquirewdt.c          |  6 +-----
>  drivers/watchdog/advantechwdt.c        |  6 +-----
>  drivers/watchdog/ath79_wdt.c           |  6 +-----
>  drivers/watchdog/davinci_wdt.c         |  6 ++----
>  drivers/watchdog/ebc-c384_wdt.c        |  9 ---------
>  drivers/watchdog/eurotechwdt.c         |  6 +-----
>  drivers/watchdog/ftwdt010_wdt.c        |  5 +----
>  drivers/watchdog/hpwdt.c               |  6 +-----
>  drivers/watchdog/iTCO_vendor_support.c |  7 +------
>  drivers/watchdog/iTCO_wdt.c            |  6 +-----
>  drivers/watchdog/ib700wdt.c            |  6 +-----
>  drivers/watchdog/ie6xx_wdt.c           | 17 +----------------
>  drivers/watchdog/imgpdc_wdt.c          |  5 +----
>  drivers/watchdog/intel_scu_watchdog.c  | 19 +------------------
>  drivers/watchdog/intel_scu_watchdog.h  | 17 +----------------
>  drivers/watchdog/iop_wdt.c             | 14 +-------------
>  drivers/watchdog/kempld_wdt.c          | 10 +---------
>  drivers/watchdog/ks8695_wdt.c          |  5 +----
>  drivers/watchdog/lantiq_wdt.c          |  5 +----
>  drivers/watchdog/lpc18xx_wdt.c         |  5 +----
>  drivers/watchdog/max77620_wdt.c        |  5 +----
>  drivers/watchdog/mt7621_wdt.c          |  5 +----
>  drivers/watchdog/mv64x60_wdt.c         |  6 ++----
>  drivers/watchdog/nuc900_wdt.c          |  6 +-----
>  drivers/watchdog/nv_tco.h              |  6 +-----
>  drivers/watchdog/octeon-wdt-main.c     | 11 +----------
>  drivers/watchdog/omap_wdt.c            |  6 ++----
>  drivers/watchdog/omap_wdt.h            | 21 +--------------------
>  drivers/watchdog/pc87413_wdt.c         |  6 +-----
>  drivers/watchdog/pcwd_pci.c            |  6 +-----
>  drivers/watchdog/pcwd_usb.c            |  6 +-----
>  drivers/watchdog/pnx4008_wdt.c         |  5 +----
>  drivers/watchdog/qcom-wdt.c            | 14 ++------------
>  drivers/watchdog/retu_wdt.c            | 10 +---------
>  drivers/watchdog/rn5t618_wdt.c         |  8 +-------
>  drivers/watchdog/rt2880_wdt.c          |  5 +----
>  drivers/watchdog/sa1100_wdt.c          |  6 +-----
>  drivers/watchdog/sbc7240_wdt.c         | 11 +----------
>  drivers/watchdog/sbc8360.c             |  6 +-----
>  drivers/watchdog/sbsa_gwdt.c           | 10 +---------
>  drivers/watchdog/sch311x_wdt.c         |  6 +-----
>  drivers/watchdog/softdog.c             |  6 +-----
>  drivers/watchdog/txx9wdt.c             |  5 +----
>  drivers/watchdog/w83627hf_wdt.c        |  6 +-----
>  drivers/watchdog/wafer5823wdt.c        |  6 +-----
>  drivers/watchdog/watchdog_core.c       |  6 +-----
>  drivers/watchdog/watchdog_core.h       |  6 +-----
>  drivers/watchdog/watchdog_dev.c        |  6 +-----
>  drivers/watchdog/wd501p.h              |  6 +-----
>  drivers/watchdog/wdt.c                 |  6 +-----
>  drivers/watchdog/wdt_pci.c             |  6 +-----
>  51 files changed, 54 insertions(+), 336 deletions(-)
> 
> diff --git a/drivers/watchdog/acquirewdt.c b/drivers/watchdog/acquirewdt.c
> index 957d1255d4ca..848db958411e 100644
> --- a/drivers/watchdog/acquirewdt.c
> +++ b/drivers/watchdog/acquirewdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	Acquire Single Board Computer Watchdog Timer driver
>   *
> @@ -6,11 +7,6 @@
>   *	(c) Copyright 1996 Alan Cox <[email-masked]>,
>   *						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
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox nor CymruNet Ltd. admit liability nor provide
>   *	warranty for any of this software. This material is provided
>   *	"AS-IS" and at no charge.
> diff --git a/drivers/watchdog/advantechwdt.c b/drivers/watchdog/advantechwdt.c
> index 2766af292a71..0d02bb275b3d 100644
> --- a/drivers/watchdog/advantechwdt.c
> +++ b/drivers/watchdog/advantechwdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	Advantech Single Board Computer WDT driver
>   *
> @@ -9,11 +10,6 @@
>   *	(c) Copyright 1996 Alan Cox <[email-masked]>,
>   *						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
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox nor CymruNet Ltd. admit liability nor provide
>   *	warranty for any of this software. This material is provided
>   *	"AS-IS" and at no charge.
> diff --git a/drivers/watchdog/ath79_wdt.c b/drivers/watchdog/ath79_wdt.c
> index 02234c254b10..2cb8b4d56cce 100644
> --- a/drivers/watchdog/ath79_wdt.c
> +++ b/drivers/watchdog/ath79_wdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * Atheros AR71XX/AR724X/AR913X built-in hardware watchdog timer.
>   *
> @@ -10,11 +11,6 @@
>   *
>   * which again was based on sa1100 driver,
>   *	Copyright (C) 2000 Oleg Drokin <[email-masked]>
> - *
> - * 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.
> - *
>   */
>  
>  #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> diff --git a/drivers/watchdog/davinci_wdt.c b/drivers/watchdog/davinci_wdt.c
> index 49a81c32a1b7..2b3f3cd382ef 100644
> --- a/drivers/watchdog/davinci_wdt.c
> +++ b/drivers/watchdog/davinci_wdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * drivers/char/watchdog/davinci_wdt.c
>   *
> @@ -5,10 +6,7 @@
>   *
>   * Copyright (C) 2006-2013 Texas Instruments.
>   *
> - * 2007 (c) MontaVista Software, Inc. This file is licensed under
> - * the terms of the GNU General Public License version 2. This program
> - * is licensed "as is" without any warranty of any kind, whether express
> - * or implied.
> + * 2007 (c) MontaVista Software, Inc.
>   */
>  
>  #include <linux/module.h>
> diff --git a/drivers/watchdog/ebc-c384_wdt.c b/drivers/watchdog/ebc-c384_wdt.c
> index c176f59fea28..8ef4b0df3855 100644
> --- a/drivers/watchdog/ebc-c384_wdt.c
> +++ b/drivers/watchdog/ebc-c384_wdt.c
> @@ -2,15 +2,6 @@
>  /*
>   * Watchdog timer driver for the WinSystems EBC-C384
>   * Copyright (C) 2016 William Breathitt Gray
> - *
> - * 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.
> - *
> - * This program is distributed in the hope that it will be useful, but
> - * WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> - * General Public License for more details.
>   */
>  #include <linux/device.h>
>  #include <linux/dmi.h>
> diff --git a/drivers/watchdog/eurotechwdt.c b/drivers/watchdog/eurotechwdt.c
> index 89129e6fa9b6..3a83a48abcae 100644
> --- a/drivers/watchdog/eurotechwdt.c
> +++ b/drivers/watchdog/eurotechwdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	Eurotech CPU-1220/1410/1420 on board WDT driver
>   *
> @@ -11,11 +12,6 @@
>   *	(c) Copyright 1996-1997 Alan Cox <[email-masked]>,
>   *						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
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox nor CymruNet Ltd. admit liability nor provide
>   *	warranty for any of this software. This material is provided
>   *	"AS-IS" and at no charge.
> diff --git a/drivers/watchdog/ftwdt010_wdt.c b/drivers/watchdog/ftwdt010_wdt.c
> index c0b081c6fbda..09ba57d35aa4 100644
> --- a/drivers/watchdog/ftwdt010_wdt.c
> +++ b/drivers/watchdog/ftwdt010_wdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * Watchdog driver for Faraday Technology FTWDT010
>   *
> @@ -5,10 +6,6 @@
>   *
>   * Inspired by the out-of-tree drivers from OpenWRT:
>   * Copyright (C) 2009 Paulius Zaleckas <[email-masked]>
> - *
> - * 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/bitops.h>
> diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c
> index ca7af6ae2c5d..2f1b96a02c29 100644
> --- a/drivers/watchdog/hpwdt.c
> +++ b/drivers/watchdog/hpwdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   *	HPE WatchDog Driver
>   *	based on
> @@ -6,11 +7,6 @@
>   *
>   *	(c) Copyright 2018 Hewlett Packard Enterprise Development LP
>   *	Thomas Mingarelli <[email-masked]>
> - *
> - *	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
> - *
>   */
>  
>  #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> diff --git a/drivers/watchdog/iTCO_vendor_support.c b/drivers/watchdog/iTCO_vendor_support.c
> index 68a9d9cc2eb8..4f1b96f59349 100644
> --- a/drivers/watchdog/iTCO_vendor_support.c
> +++ b/drivers/watchdog/iTCO_vendor_support.c
> @@ -1,13 +1,9 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	intel TCO vendor specific watchdog driver support
>   *
>   *	(c) Copyright 2006-2009 Wim Van Sebroeck <[email-masked]>.
>   *
> - *	This program is free software; you can redistribute it and/or
> - *	modify it under the terms of the GNU General Public License
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Wim Van Sebroeck nor Iguana vzw. admit liability nor
>   *	provide warranty for any of this software. This material is
>   *	provided "AS-IS" and at no charge.
> @@ -216,4 +212,3 @@ MODULE_AUTHOR("Wim Van Sebroeck <[email-masked]>, "
>  MODULE_DESCRIPTION("Intel TCO Vendor Specific WatchDog Timer Driver Support");
>  MODULE_VERSION(DRV_VERSION);
>  MODULE_LICENSE("GPL");
> -
> diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c
> index 89cea6ce9a08..c559f706ae7e 100644
> --- a/drivers/watchdog/iTCO_wdt.c
> +++ b/drivers/watchdog/iTCO_wdt.c
> @@ -1,13 +1,9 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	intel TCO Watchdog Driver
>   *
>   *	(c) Copyright 2006-2011 Wim Van Sebroeck <[email-masked]>.
>   *
> - *	This program is free software; you can redistribute it and/or
> - *	modify it under the terms of the GNU General Public License
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Wim Van Sebroeck nor Iguana vzw. admit liability nor
>   *	provide warranty for any of this software. This material is
>   *	provided "AS-IS" and at no charge.
> diff --git a/drivers/watchdog/ib700wdt.c b/drivers/watchdog/ib700wdt.c
> index 30d6cec582af..92fd7f33bc4d 100644
> --- a/drivers/watchdog/ib700wdt.c
> +++ b/drivers/watchdog/ib700wdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	IB700 Single Board Computer WDT driver
>   *
> @@ -14,11 +15,6 @@
>   *	(c) Copyright 1996 Alan Cox <[email-masked]>,
>   *						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
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox nor CymruNet Ltd. admit liability nor provide
>   *	warranty for any of this software. This material is provided
>   *	"AS-IS" and at no charge.
> diff --git a/drivers/watchdog/ie6xx_wdt.c b/drivers/watchdog/ie6xx_wdt.c
> index 334c098b36b6..84b92d60327b 100644
> --- a/drivers/watchdog/ie6xx_wdt.c
> +++ b/drivers/watchdog/ie6xx_wdt.c
> @@ -1,24 +1,9 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   *      Intel Atom E6xx Watchdog driver
>   *
>   *      Copyright (C) 2011 Alexander Stein
>   *                <[email-masked]>
> - *
> - *      This program is free software; you can redistribute it and/or
> - *      modify it under the terms of version 2 of the GNU General
> - *      Public License as published by the Free Software Foundation.
> - *
> - *      This program is distributed in the hope that it will be
> - *      useful, but WITHOUT ANY WARRANTY; without even the implied
> - *      warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
> - *      PURPOSE.  See the GNU General Public License for more details.
> - *      You should have received a copy of the GNU General Public
> - *      License along with this program; if not, write to the Free
> - *      Software Foundation, Inc., 59 Temple Place - Suite 330,
> - *      Boston, MA  02111-1307, USA.
> - *      The full GNU General Public License is included in this
> - *      distribution in the file called COPYING.
> - *
>   */
>  
>  #include <linux/module.h>
> diff --git a/drivers/watchdog/imgpdc_wdt.c b/drivers/watchdog/imgpdc_wdt.c
> index 0fc31aadeee3..613b3e64981e 100644
> --- a/drivers/watchdog/imgpdc_wdt.c
> +++ b/drivers/watchdog/imgpdc_wdt.c
> @@ -1,12 +1,9 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * Imagination Technologies PowerDown Controller Watchdog Timer.
>   *
>   * Copyright (c) 2014 Imagination Technologies Ltd.
>   *
> - * 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.
> - *
>   * Based on drivers/watchdog/sunxi_wdt.c Copyright (c) 2013 Carlo Caione
>   *                                                     2012 Henrik Nordstrom
>   *
> diff --git a/drivers/watchdog/intel_scu_watchdog.c b/drivers/watchdog/intel_scu_watchdog.c
> index f7baf75d38c0..55d3c61b95b8 100644
> --- a/drivers/watchdog/intel_scu_watchdog.c
> +++ b/drivers/watchdog/intel_scu_watchdog.c
> @@ -1,25 +1,8 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   *      Intel_SCU 0.2:  An Intel SCU IOH Based Watchdog Device
>   *			for Intel part #(s):
>   *				- AF82MP20 PCH
> - *
> - *      Copyright (C) 2009-2010 Intel Corporation. All rights reserved.
> - *
> - *      This program is free software; you can redistribute it and/or
> - *      modify it under the terms of version 2 of the GNU General
> - *      Public License as published by the Free Software Foundation.
> - *
> - *      This program is distributed in the hope that it will be
> - *      useful, but WITHOUT ANY WARRANTY; without even the implied
> - *      warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
> - *      PURPOSE.  See the GNU General Public License for more details.
> - *      You should have received a copy of the GNU General Public
> - *      License along with this program; if not, write to the Free
> - *      Software Foundation, Inc., 59 Temple Place - Suite 330,
> - *      Boston, MA  02111-1307, USA.
> - *      The full GNU General Public License is included in this
> - *      distribution in the file called COPYING.
> - *
>   */
>  
>  #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> diff --git a/drivers/watchdog/intel_scu_watchdog.h b/drivers/watchdog/intel_scu_watchdog.h
> index f3ac608deb6a..a532d08bbfb2 100644
> --- a/drivers/watchdog/intel_scu_watchdog.h
> +++ b/drivers/watchdog/intel_scu_watchdog.h
> @@ -1,25 +1,10 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
>  /*
>   *      Intel_SCU 0.2:  An Intel SCU IOH Based Watchdog Device
>   *			for Intel part #(s):
>   *				- AF82MP20 PCH
>   *
>   *      Copyright (C) 2009-2010 Intel Corporation. All rights reserved.
> - *
> - *      This program is free software; you can redistribute it and/or
> - *      modify it under the terms of version 2 of the GNU General
> - *      Public License as published by the Free Software Foundation.
> - *
> - *      This program is distributed in the hope that it will be
> - *      useful, but WITHOUT ANY WARRANTY; without even the implied
> - *      warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
> - *      PURPOSE.  See the GNU General Public License for more details.
> - *      You should have received a copy of the GNU General Public
> - *      License along with this program; if not, write to the Free
> - *      Software Foundation, Inc., 59 Temple Place - Suite 330,
> - *      Boston, MA  02111-1307, USA.
> - *      The full GNU General Public License is included in this
> - *      distribution in the file called COPYING.
> - *
>   */
>  
>  #ifndef __INTEL_SCU_WATCHDOG_H
> diff --git a/drivers/watchdog/iop_wdt.c b/drivers/watchdog/iop_wdt.c
> index d910a7dec21b..fb75fe9ff1f7 100644
> --- a/drivers/watchdog/iop_wdt.c
> +++ b/drivers/watchdog/iop_wdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * drivers/char/watchdog/iop_wdt.c
>   *
> @@ -6,19 +7,6 @@
>   *
>   * Based on ixp4xx driver, Copyright 2004 (c) MontaVista, Software, Inc.
>   *
> - * This program is free software; you can redistribute it and/or modify it
> - * under the terms and conditions of the GNU General Public License,
> - * version 2, as published by the Free Software Foundation.
> - *
> - * This program is distributed in the hope it will be useful, but WITHOUT
> - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
> - * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
> - * more details.
> - *
> - * You should have received a copy of the GNU General Public License along with
> - * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
> - * Place - Suite 330, Boston, MA 02111-1307 USA.
> - *
>   *	Curt E Bruns <[email-masked]>
>   *	Peter Milne <[email-masked]>
>   *	Dan Williams <[email-masked]>
> diff --git a/drivers/watchdog/kempld_wdt.c b/drivers/watchdog/kempld_wdt.c
> index 543eb0f27a42..0b852db700bc 100644
> --- a/drivers/watchdog/kempld_wdt.c
> +++ b/drivers/watchdog/kempld_wdt.c
> @@ -1,18 +1,10 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * Kontron PLD watchdog driver
>   *
>   * Copyright (c) 2010-2013 Kontron Europe GmbH
>   * Author: Michael Brunner <[email-masked]>
>   *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License 2 as published
> - * by the Free Software Foundation.
> - *
> - * This program is distributed in the hope that it will be useful,
> - * but WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> - * GNU General Public License for more details.
> - *
>   * Note: From the PLD watchdog point of view timeout and pretimeout are
>   *       defined differently than in the kernel.
>   *       First the pretimeout stage runs out before the timeout stage gets
> diff --git a/drivers/watchdog/ks8695_wdt.c b/drivers/watchdog/ks8695_wdt.c
> index 0565cf30017b..fb572ff3181c 100644
> --- a/drivers/watchdog/ks8695_wdt.c
> +++ b/drivers/watchdog/ks8695_wdt.c
> @@ -1,11 +1,8 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * Watchdog driver for Kendin/Micrel KS8695.
>   *
>   * (C) 2007 Andrew Victor
> - *
> - * 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.
>   */
>  
>  #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> diff --git a/drivers/watchdog/lantiq_wdt.c b/drivers/watchdog/lantiq_wdt.c
> index 4caf02ba5d49..8013b1cd544a 100644
> --- a/drivers/watchdog/lantiq_wdt.c
> +++ b/drivers/watchdog/lantiq_wdt.c
> @@ -1,8 +1,5 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
> - *  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 (C) 2010 John Crispin <[email-masked]>
>   *  Copyright (C) 2017 Hauke Mehrtens <[email-masked]>
>   *  Based on EP93xx wdt driver
> diff --git a/drivers/watchdog/lpc18xx_wdt.c b/drivers/watchdog/lpc18xx_wdt.c
> index 0e82abd71d35..751cb60b6794 100644
> --- a/drivers/watchdog/lpc18xx_wdt.c
> +++ b/drivers/watchdog/lpc18xx_wdt.c
> @@ -1,12 +1,9 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * NXP LPC18xx Watchdog Timer (WDT)
>   *
>   * Copyright (c) 2015 Ariel D'Alessandro <[email-masked]>
>   *
> - * 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.
> - *
>   * Notes
>   * -----
>   * The Watchdog consists of a fixed divide-by-4 clock pre-scaler and a 24-bit
> diff --git a/drivers/watchdog/max77620_wdt.c b/drivers/watchdog/max77620_wdt.c
> index 21e0f118cb86..b5450ab5a4c7 100644
> --- a/drivers/watchdog/max77620_wdt.c
> +++ b/drivers/watchdog/max77620_wdt.c
> @@ -1,13 +1,10 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * Maxim MAX77620 Watchdog Driver
>   *
>   * Copyright (C) 2016 NVIDIA CORPORATION. All rights reserved.
>   *
>   * Author: Laxman Dewangan <[email-masked]>
> - *
> - * 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/err.h>
> diff --git a/drivers/watchdog/mt7621_wdt.c b/drivers/watchdog/mt7621_wdt.c
> index cbb3c0dde136..c6d202d82105 100644
> --- a/drivers/watchdog/mt7621_wdt.c
> +++ b/drivers/watchdog/mt7621_wdt.c
> @@ -1,13 +1,10 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * Ralink MT7621/MT7628 built-in hardware watchdog timer
>   *
>   * Copyright (C) 2014 John Crispin <[email-masked]>
>   *
>   * This driver was based on: drivers/watchdog/rt2880_wdt.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.
>   */
>  
>  #include <linux/clk.h>
> diff --git a/drivers/watchdog/mv64x60_wdt.c b/drivers/watchdog/mv64x60_wdt.c
> index c785f4f0a196..74bf7144a970 100644
> --- a/drivers/watchdog/mv64x60_wdt.c
> +++ b/drivers/watchdog/mv64x60_wdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * mv64x60_wdt.c - MV64X60 (Marvell Discovery) watchdog userspace interface
>   *
> @@ -9,10 +10,7 @@
>   *
>   * Derived from mpc8xx_wdt.c, with the following copyright.
>   *
> - * 2002 (c) Florian Schirmer <[email-masked]> This file is licensed under
> - * the terms of the GNU General Public License version 2. This program
> - * is licensed "as is" without any warranty of any kind, whether express
> - * or implied.
> + * 2002 (c) Florian Schirmer <[email-masked]>
>   */
>  
>  #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> diff --git a/drivers/watchdog/nuc900_wdt.c b/drivers/watchdog/nuc900_wdt.c
> index f36eae34e848..ad3d5046a76b 100644
> --- a/drivers/watchdog/nuc900_wdt.c
> +++ b/drivers/watchdog/nuc900_wdt.c
> @@ -1,12 +1,8 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * Copyright (c) 2009 Nuvoton technology corporation.
>   *
>   * Wan ZongShun <[email-masked]>
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License as published by
> - * the Free Software Foundation;version 2 of the License.
> - *
>   */
>  
>  #include <linux/bitops.h>
> diff --git a/drivers/watchdog/nv_tco.h b/drivers/watchdog/nv_tco.h
> index c2d1d04e055b..d325e528010f 100644
> --- a/drivers/watchdog/nv_tco.h
> +++ b/drivers/watchdog/nv_tco.h
> @@ -1,3 +1,4 @@
> +/* SPDX-License-Identifier: GPL-2.0+ */
>  /*
>   *	nv_tco:	TCO timer driver for nVidia chipsets.
>   *
> @@ -10,11 +11,6 @@
>   *	Reserved.
>   *				http://www.kernelconcepts.de
>   *
> - *	This program is free software; you can redistribute it and/or
> - *	modify it under the terms of the GNU General Public License
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither kernel concepts nor Nils Faerber admit liability nor provide
>   *	warranty for any of this software. This material is provided
>   *	"AS-IS" and at no charge.
> diff --git a/drivers/watchdog/octeon-wdt-main.c b/drivers/watchdog/octeon-wdt-main.c
> index 0ec419a3f7ed..fde9e739b436 100644
> --- a/drivers/watchdog/octeon-wdt-main.c
> +++ b/drivers/watchdog/octeon-wdt-main.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   * Octeon Watchdog driver
>   *
> @@ -10,22 +11,12 @@
>   *	(c) Copyright 1996-1997 Alan Cox <[email-masked]>,
>   *						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
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox nor CymruNet Ltd. admit liability nor provide
>   *	warranty for any of this software. This material is provided
>   *	"AS-IS" and at no charge.
>   *
>   *	(c) Copyright 1995    Alan Cox <[email-masked]>
>   *
> - * This file is subject to the terms and conditions of the GNU General Public
> - * License.  See the file "COPYING" in the main directory of this archive
> - * for more details.
> - *
> - *
>   * The OCTEON watchdog has a maximum timeout of 2^32 * io_clock.
>   * For most systems this is less than 10 seconds, so to allow for
>   * software to request longer watchdog heartbeats, we maintain software
> diff --git a/drivers/watchdog/omap_wdt.c b/drivers/watchdog/omap_wdt.c
> index d49688d93f6a..9b91882fe3c4 100644
> --- a/drivers/watchdog/omap_wdt.c
> +++ b/drivers/watchdog/omap_wdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * omap_wdt.c
>   *
> @@ -6,10 +7,7 @@
>   * Author: MontaVista Software, Inc.
>   *	 <[email-masked]> or <[email-masked]>
>   *
> - * 2003 (c) MontaVista Software, Inc. This file is licensed under the
> - * terms of the GNU General Public License version 2. This program is
> - * licensed "as is" without any warranty of any kind, whether express
> - * or implied.
> + * 2003 (c) MontaVista Software, Inc.
>   *
>   * History:
>   *
> diff --git a/drivers/watchdog/omap_wdt.h b/drivers/watchdog/omap_wdt.h
> index 42f31ec5e90d..950b4643f3e7 100644
> --- a/drivers/watchdog/omap_wdt.h
> +++ b/drivers/watchdog/omap_wdt.h
> @@ -1,3 +1,4 @@
> +/* SPDX-License-Identifier: GPL-2.0+ */
>  /*
>   *  linux/drivers/char/watchdog/omap_wdt.h
>   *
> @@ -5,26 +6,6 @@
>   *      OMAP Watchdog timer register definitions
>   *
>   *  Copyright (C) 2004 Texas Instruments.
> - *
> - *  This program is free software; you can redistribute  it and/or modify it
> - *  under  the terms of  the GNU General  Public License as published by the
> - *  Free Software Foundation;  either version 2 of the  License, or (at your
> - *  option) any later version.
> - *
> - *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
> - *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
> - *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
> - *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
> - *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
> - *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
> - *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
> - *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
> - *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
> - *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
> - *
> - *  You should have received a copy of the  GNU General Public License along
> - *  with this program; if not, write  to the Free Software Foundation, Inc.,
> - *  675 Mass Ave, Cambridge, MA 02139, USA.
>   */
>  
>  #ifndef _OMAP_WATCHDOG_H
> diff --git a/drivers/watchdog/pc87413_wdt.c b/drivers/watchdog/pc87413_wdt.c
> index ca21d6c240a3..2af1a8b3f973 100644
> --- a/drivers/watchdog/pc87413_wdt.c
> +++ b/drivers/watchdog/pc87413_wdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *      NS pc87413-wdt Watchdog Timer driver for Linux 2.6.x.x
>   *
> @@ -6,11 +7,6 @@
>   *      (C) Copyright 2006 Sven Anders, <[email-masked]>
>   *                     and Marcus Junker, <[email-masked]>
>   *
> - *      This program is free software; you can redistribute it and/or
> - *      modify it under the terms of the GNU General Public License
> - *      as published by the Free Software Foundation; either version
> - *      2 of the License, or (at your option) any later version.
> - *
>   *      Neither Sven Anders, Marcus Junker nor ANDURAS AG
>   *      admit liability nor provide warranty for any of this software.
>   *      This material is provided "AS-IS" and at no charge.
> diff --git a/drivers/watchdog/pcwd_pci.c b/drivers/watchdog/pcwd_pci.c
> index 5773d2591d3f..e30c1f762045 100644
> --- a/drivers/watchdog/pcwd_pci.c
> +++ b/drivers/watchdog/pcwd_pci.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	Berkshire PCI-PC Watchdog Card Driver
>   *
> @@ -10,11 +11,6 @@
>   *	  Matt Domsch <[email-masked]>,
>   *	  Rob Radez <[email-masked]>
>   *
> - *	This program is free software; you can redistribute it and/or
> - *	modify it under the terms of the GNU General Public License
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Wim Van Sebroeck nor Iguana vzw. admit liability nor
>   *	provide warranty for any of this software. This material is
>   *	provided "AS-IS" and at no charge.
> diff --git a/drivers/watchdog/pcwd_usb.c b/drivers/watchdog/pcwd_usb.c
> index 5de6182dae33..6727f8ab2d18 100644
> --- a/drivers/watchdog/pcwd_usb.c
> +++ b/drivers/watchdog/pcwd_usb.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	Berkshire USB-PC Watchdog Card Driver
>   *
> @@ -10,11 +11,6 @@
>   *	  Rob Radez <[email-masked]>,
>   *	  Greg Kroah-Hartman <[email-masked]>
>   *
> - *	This program is free software; you can redistribute it and/or
> - *	modify it under the terms of the GNU General Public License
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Wim Van Sebroeck nor Iguana vzw. admit liability nor
>   *	provide warranty for any of this software. This material is
>   *	provided "AS-IS" and at no charge.
> diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c
> index 124b1c66dc29..7b446b696f2b 100644
> --- a/drivers/watchdog/pnx4008_wdt.c
> +++ b/drivers/watchdog/pnx4008_wdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * drivers/char/watchdog/pnx4008_wdt.c
>   *
> @@ -11,10 +12,6 @@
>   * 2005-2006 (c) MontaVista Software, Inc.
>   *
>   * (C) 2012 Wolfram Sang, Pengutronix
> - *
> - * This file is licensed under the terms of the GNU General Public License
> - * version 2. This program is licensed "as is" without any warranty of any
> - * kind, whether express or implied.
>   */
>  
>  #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> diff --git a/drivers/watchdog/qcom-wdt.c b/drivers/watchdog/qcom-wdt.c
> index aa750d8e5045..c8416a03bc2d 100644
> --- a/drivers/watchdog/qcom-wdt.c
> +++ b/drivers/watchdog/qcom-wdt.c
> @@ -1,15 +1,5 @@
> -/* Copyright (c) 2014, The Linux Foundation. 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 and
> - * only version 2 as published by the Free Software Foundation.
> - *
> - * This program is distributed in the hope that it will be useful,
> - * but WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> - * GNU General Public License for more details.
> - *
> - */
> +// SPDX-License-Identifier: GPL-2.0
> +/* Copyright (c) 2014, The Linux Foundation. All rights reserved. */
>  #include <linux/clk.h>
>  #include <linux/delay.h>
>  #include <linux/io.h>
> diff --git a/drivers/watchdog/retu_wdt.c b/drivers/watchdog/retu_wdt.c
> index 39cd51df2ffc..258dfcf9cbda 100644
> --- a/drivers/watchdog/retu_wdt.c
> +++ b/drivers/watchdog/retu_wdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   * Retu watchdog driver
>   *
> @@ -5,15 +6,6 @@
>   *
>   * Based on code written by Amit Kucheria and Michael Buesch.
>   * Rewritten by Aaro Koskinen.
> - *
> - * This file is subject to the terms and conditions of the GNU General
> - * Public License. See the file "COPYING" in the main directory of this
> - * archive for more details.
> - *
> - * This program is distributed in the hope that it will be useful,
> - * but WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> - * GNU General Public License for more details.
>   */
>  
>  #include <linux/slab.h>
> diff --git a/drivers/watchdog/rn5t618_wdt.c b/drivers/watchdog/rn5t618_wdt.c
> index 21fcb36f9074..b91813864487 100644
> --- a/drivers/watchdog/rn5t618_wdt.c
> +++ b/drivers/watchdog/rn5t618_wdt.c
> @@ -1,14 +1,8 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * Watchdog driver for Ricoh RN5T618 PMIC
>   *
>   * Copyright (C) 2014 Beniamino Galvani <[email-masked]>
> - *
> - * 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.
> - *
> - * You should have received a copy of the GNU General Public License
> - * along with this program. If not, see <http://www.gnu.org/licenses/>.
>   */
>  
>  #include <linux/device.h>
> diff --git a/drivers/watchdog/rt2880_wdt.c b/drivers/watchdog/rt2880_wdt.c
> index 905e60f45eec..6a65e8cee036 100644
> --- a/drivers/watchdog/rt2880_wdt.c
> +++ b/drivers/watchdog/rt2880_wdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * Ralink RT288x/RT3xxx/MT76xx built-in hardware watchdog timer
>   *
> @@ -5,10 +6,6 @@
>   * Copyright (C) 2013 John Crispin <[email-masked]>
>   *
>   * This driver was based on: drivers/watchdog/softdog.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.
>   */
>  
>  #include <linux/clk.h>
> diff --git a/drivers/watchdog/sa1100_wdt.c b/drivers/watchdog/sa1100_wdt.c
> index bfa035e1a75e..cbd8c957182f 100644
> --- a/drivers/watchdog/sa1100_wdt.c
> +++ b/drivers/watchdog/sa1100_wdt.c
> @@ -1,14 +1,10 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	Watchdog driver for the SA11x0/PXA2xx
>   *
>   *	(c) Copyright 2000 Oleg Drokin <[email-masked]>
>   *	    Based on SoftDog driver by Alan Cox <[email-masked]>
>   *
> - *	This program is free software; you can redistribute it and/or
> - *	modify it under the terms of the GNU General Public License
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Oleg Drokin nor iXcelerator.com admit liability nor provide
>   *	warranty for any of this software. This material is provided
>   *	"AS-IS" and at no charge.
> diff --git a/drivers/watchdog/sbc7240_wdt.c b/drivers/watchdog/sbc7240_wdt.c
> index efc81b318939..12cdee7d5069 100644
> --- a/drivers/watchdog/sbc7240_wdt.c
> +++ b/drivers/watchdog/sbc7240_wdt.c
> @@ -1,19 +1,10 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   *	NANO7240 SBC Watchdog device driver
>   *
>   *	Based on w83877f.c by Scott Jennings,
>   *
> - *	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;
> - *
> - *	Software distributed under the License is distributed on an "AS IS"
> - *	basis, WITHOUT WARRANTY OF ANY KIND, either express or
> - *	implied. See the License for the specific language governing
> - *	rights and limitations under the License.
> - *
>   *	(c) Copyright 2007  Gilles GIGAN <[email-masked]>
> - *
>   */
>  
>  #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> diff --git a/drivers/watchdog/sbc8360.c b/drivers/watchdog/sbc8360.c
> index 3396024e7b76..4f8b9912fc51 100644
> --- a/drivers/watchdog/sbc8360.c
> +++ b/drivers/watchdog/sbc8360.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	SBC8360 Watchdog driver
>   *
> @@ -19,11 +20,6 @@
>   *	(c) Copyright 1996 Alan Cox <[email-masked]>,
>   *						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
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox nor CymruNet Ltd. admit liability nor provide
>   *	warranty for any of this software. This material is provided
>   *	"AS-IS" and at no charge.
> diff --git a/drivers/watchdog/sbsa_gwdt.c b/drivers/watchdog/sbsa_gwdt.c
> index 3219422f67a9..fb4e1beea166 100644
> --- a/drivers/watchdog/sbsa_gwdt.c
> +++ b/drivers/watchdog/sbsa_gwdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * SBSA(Server Base System Architecture) Generic Watchdog driver
>   *
> @@ -7,15 +8,6 @@
>   *         Al Stone <[email-masked]>
>   *         Timur Tabi <[email-masked]>
>   *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License 2 as published
> - * by the Free Software Foundation.
> - *
> - * This program is distributed in the hope that it will be useful,
> - * but WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> - * GNU General Public License for more details.
> - *
>   * ARM SBSA Generic Watchdog has two stage timeouts:
>   * the first signal (WS0) is for alerting the system by interrupt,
>   * the second one (WS1) is a real hardware reset.
> diff --git a/drivers/watchdog/sch311x_wdt.c b/drivers/watchdog/sch311x_wdt.c
> index ed6e9fac5d74..3612f1df381b 100644
> --- a/drivers/watchdog/sch311x_wdt.c
> +++ b/drivers/watchdog/sch311x_wdt.c
> @@ -1,14 +1,10 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	sch311x_wdt.c - Driver for the SCH311x Super-I/O chips
>   *			integrated watchdog.
>   *
>   *	(c) Copyright 2008 Wim Van Sebroeck <[email-masked]>.
>   *
> - *	This program is free software; you can redistribute it and/or
> - *	modify it under the terms of the GNU General Public License
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Wim Van Sebroeck nor Iguana vzw. admit liability nor
>   *	provide warranty for any of this software. This material is
>   *	provided "AS-IS" and at no charge.
> diff --git a/drivers/watchdog/softdog.c b/drivers/watchdog/softdog.c
> index 060740625485..3e4885c1545e 100644
> --- a/drivers/watchdog/softdog.c
> +++ b/drivers/watchdog/softdog.c
> @@ -1,14 +1,10 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	SoftDog:	A Software Watchdog Device
>   *
>   *	(c) Copyright 1996 Alan Cox <[email-masked]>,
>   *							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
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox nor CymruNet Ltd. admit liability nor provide
>   *	warranty for any of this software. This material is provided
>   *	"AS-IS" and at no charge.
> diff --git a/drivers/watchdog/txx9wdt.c b/drivers/watchdog/txx9wdt.c
> index fcb4da5b1f4c..1c6904bd71dd 100644
> --- a/drivers/watchdog/txx9wdt.c
> +++ b/drivers/watchdog/txx9wdt.c
> @@ -1,11 +1,8 @@
> +// SPDX-License-Identifier: GPL-2.0
>  /*
>   * txx9wdt: A Hardware Watchdog Driver for TXx9 SoCs
>   *
>   * Copyright (C) 2007 Atsushi Nemoto <[email-masked]>
> - *
> - * 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.
>   */
>  
>  #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> diff --git a/drivers/watchdog/w83627hf_wdt.c b/drivers/watchdog/w83627hf_wdt.c
> index 3a49ba9ea608..38b31e9947aa 100644
> --- a/drivers/watchdog/w83627hf_wdt.c
> +++ b/drivers/watchdog/w83627hf_wdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	w83627hf/thf WDT driver
>   *
> @@ -17,11 +18,6 @@
>   *	(c) Copyright 1996 Alan Cox <[email-masked]>,
>   *						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
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox nor CymruNet Ltd. admit liability nor provide
>   *	warranty for any of this software. This material is provided
>   *	"AS-IS" and at no charge.
> diff --git a/drivers/watchdog/wafer5823wdt.c b/drivers/watchdog/wafer5823wdt.c
> index 0a8073b419f8..6d2071a0590d 100644
> --- a/drivers/watchdog/wafer5823wdt.c
> +++ b/drivers/watchdog/wafer5823wdt.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	ICP Wafer 5823 Single Board Computer WDT driver
>   *	http://www.icpamerica.com/wafer_5823.php
> @@ -13,11 +14,6 @@
>   *	(c) Copyright 1996-1997 Alan Cox <[email-masked]>,
>   *						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
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox nor CymruNet Ltd. admit liability nor provide
>   *	warranty for any of this software. This material is provided
>   *	"AS-IS" and at no charge.
> diff --git a/drivers/watchdog/watchdog_core.c b/drivers/watchdog/watchdog_core.c
> index cf3247224a6e..21e8085b848b 100644
> --- a/drivers/watchdog/watchdog_core.c
> +++ b/drivers/watchdog/watchdog_core.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	watchdog_core.c
>   *
> @@ -16,11 +17,6 @@
>   *	  Satyam Sharma <[email-masked]>
>   *	  Randy Dunlap <[email-masked]>
>   *
> - *	This program is free software; you can redistribute it and/or
> - *	modify it under the terms of the GNU General Public License
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox, CymruNet Ltd., Wim Van Sebroeck nor Iguana vzw.
>   *	admit liability nor provide warranty for any of this software.
>   *	This material is provided "AS-IS" and at no charge.
> diff --git a/drivers/watchdog/watchdog_core.h b/drivers/watchdog/watchdog_core.h
> index 86ff962d1e15..a5062e8e0d13 100644
> --- a/drivers/watchdog/watchdog_core.h
> +++ b/drivers/watchdog/watchdog_core.h
> @@ -1,3 +1,4 @@
> +/* SPDX-License-Identifier: GPL-2.0+ */
>  /*
>   *	watchdog_core.h
>   *
> @@ -16,11 +17,6 @@
>   *	  Satyam Sharma <[email-masked]>
>   *	  Randy Dunlap <[email-masked]>
>   *
> - *	This program is free software; you can redistribute it and/or
> - *	modify it under the terms of the GNU General Public License
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox, CymruNet Ltd., Wim Van Sebroeck nor Iguana vzw.
>   *	admit liability nor provide warranty for any of this software.
>   *	This material is provided "AS-IS" and at no charge.
> diff --git a/drivers/watchdog/watchdog_dev.c b/drivers/watchdog/watchdog_dev.c
> index edfb884044e0..dbd2ad4c9294 100644
> --- a/drivers/watchdog/watchdog_dev.c
> +++ b/drivers/watchdog/watchdog_dev.c
> @@ -1,3 +1,4 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	watchdog_dev.c
>   *
> @@ -20,11 +21,6 @@
>   *	  Satyam Sharma <[email-masked]>
>   *	  Randy Dunlap <[email-masked]>
>   *
> - *	This program is free software; you can redistribute it and/or
> - *	modify it under the terms of the GNU General Public License
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox, CymruNet Ltd., Wim Van Sebroeck nor Iguana vzw.
>   *	admit liability nor provide warranty for any of this software.
>   *	This material is provided "AS-IS" and at no charge.
> diff --git a/drivers/watchdog/wd501p.h b/drivers/watchdog/wd501p.h
> index 0e3a497d5626..43a4d88fd363 100644
> --- a/drivers/watchdog/wd501p.h
> +++ b/drivers/watchdog/wd501p.h
> @@ -1,3 +1,4 @@
> +/* SPDX-License-Identifier: GPL-1.0+ */
>  /*
>   *	Industrial Computer Source WDT500/501 driver
>   *
> @@ -11,12 +12,7 @@
>   *
>   *	http://www.cymru.net
>   *
> - *	This driver is provided under the GNU General Public License,
> - *	incorporated herein by reference. The driver is provided without
> - *	warranty or support.
> - *
>   *	Release 0.04.
> - *
>   */
>  
>  
> diff --git a/drivers/watchdog/wdt.c b/drivers/watchdog/wdt.c
> index 3d2f5ed60e88..0650100fad00 100644
> --- a/drivers/watchdog/wdt.c
> +++ b/drivers/watchdog/wdt.c
> @@ -1,14 +1,10 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	Industrial Computer Source WDT501 driver
>   *
>   *	(c) Copyright 1996-1997 Alan Cox <[email-masked]>,
>   *						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
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox nor CymruNet Ltd. admit liability nor provide
>   *	warranty for any of this software. This material is provided
>   *	"AS-IS" and at no charge.
> diff --git a/drivers/watchdog/wdt_pci.c b/drivers/watchdog/wdt_pci.c
> index ff3a41f47127..66303ab95685 100644
> --- a/drivers/watchdog/wdt_pci.c
> +++ b/drivers/watchdog/wdt_pci.c
> @@ -1,14 +1,10 @@
> +// SPDX-License-Identifier: GPL-2.0+
>  /*
>   *	Industrial Computer Source PCI-WDT500/501 driver
>   *
>   *	(c) Copyright 1996-1997 Alan Cox <[email-masked]>,
>   *						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
> - *	as published by the Free Software Foundation; either version
> - *	2 of the License, or (at your option) any later version.
> - *
>   *	Neither Alan Cox nor CymruNet Ltd. admit liability nor provide
>   *	warranty for any of this software. This material is provided
>   *	"AS-IS" and at no charge.
> -- 
> 2.7.4

-- 

-----------------------------------------------------------------------------
Jerry Hoemann                  Software Engineer   Hewlett Packard Enterprise
-----------------------------------------------------------------------------

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