From: Arnd Bergmann <arnd@arndb.de>
To: Scott Branden <sbranden@broadcom.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Olof Johansson <olof@lixom.net>, Christian Daudt <bcm@fixthebug.org>,
        Matt Porter <mporter@linaro.org>,
        Russell King <linux@arm.linux.org.uk>,
        Broadcom Kernel Feedback List 
	<bcm-kernel-feedback-list@broadcom.com>,
        Mike Turquette <mturquette@linaro.org>, Alex Elder <elder@linaro.org>,
        Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
        Mark Rutland <mark.rutland@arm.com>,
        Ian Campbell <ijc+devicetree@hellion.org.uk>,
        Kumar Gala <galak@codeaurora.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        "David S. Miller" <davem@davemloft.net>, Joe Perches <joe@perches.com>,
        Mauro Carvalho Chehab <m.chehab@samsung.com>,
        Antti Palosaari <crope@iki.fi>,
        "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
        Ray Jui <rjui@broadcom.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        JD Zheng <jdzheng@broadcom.com>,
        "linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v8 4/8] ARM: dts: Enable Broadcom Cygnus SoC
Date: Mon, 10 Nov 2014 09:11:30 +0100
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On Sunday 09 November 2014 21:17:37 Scott Branden wrote:
> On 14-11-09 12:38 PM, Arnd Bergmann wrote:
> > On Sunday 09 November 2014 09:23:11 Greg Kroah-Hartman wrote:
> >> On Sat, Nov 08, 2014 at 10:49:09PM -0800, Olof Johansson wrote:
> >>>>>> +/*
> >>>>>> + * Copyright 2014 Broadcom Corporation.  All rights reserved.
> >>>>>> + *
> >>>>>> + * Unless you and Broadcom execute a separate written software license
> >>>>>> + * agreement governing use of this software, this software is licensed
> >>>>>> to you
> >>>>>> + * under the terms of the GNU General Public License as
> >>>>>> + * published by the Free Software Foundation version 2.
> >>>>>> + *
> >>>>>> + * This program is distributed "as is" WITHOUT ANY WARRANTY of any
> >>>>>> + * kind, whether express or implied; without even the implied warranty
> >>>>>> + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> >>>>>> + * GNU General Public License for more details.
> >>>>>
> >>>>>
> >>>>> We ask for new DT contents to be added with dual BSD/GPL license, to
> >>>>> allow for reuse of the DT data structures in other projects as well.
> >>>>> There's currently a lot of activity going on relicensing the current
> >>>>> files so I recommend sorting it out before they are added if you can.
> >>>>
> >>>>
> >>>> This may take more time than you think.  I am going to have to go through
> >>>> legal to get such a license created. Also, why would you need dual license?
> >>>> If it is BSD that should serve both purposes?
> >>>
> >>> I haven't followed the discussion close enough to know if there's been
> >>> discussion about single-license BSD vs dual BSD/GPL.
> >
> > I think for all practical purposes, BSD and dual BSD/GPL is the same and
> > listing it as dual was meant as a clarification to make it easier to see
> > that all files in the kernel are GPLv2 compatible.
> A dual BSD/GPL may involve having me get a lawyer to create such a 
> header.  I would prefer to leave it as GPL for now until some concrete 
> decision has finally been made on this by the rest of the community? 
> Or, I can put it as BSD right now if that helps?

I would prefer a pure BSD header for the moment over a pure GPL header.
The last thing we want is to force other operating systems to create
another set of dts files for the same hardware.

	Arnd
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