Re: [PATCH v8 4/8] ARM: dts: Enable Broadcom Cygnus SoC

[Scott Branden]

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?
> > > At the very least, please start the process of getting it changed.
> > >
> > > Also, I see now that this isn't even a clean GPL v2, given "Unless you
> > > and Broadcom..." language. I see the bnx2x driver had that in the
> > > past, but none of the Kona contributions did. I strongly suggest
> > > sticking to the normal copyrights here and not making things more
> > > complicated than they have to.
> >
> > I'm thinking that the "unless you and Broadcom..." language really
> > doesn't mean much other than what all other files in the kernel mean
> > from what I can tell.  This should just default to GPLv2 and everyone
> > should be ok.
>
> I would hope so at least. It's certainly not obvious whether that means
> Broadcom can give additional rights to someone over what someone else
> contributed upstream, or worse if this becomes GPL-incompatible and
> makes the kernel undistributable for anybody who has an additional
> license agreement that doesn't give them all the rights that they already
> had under the GPL.
I'll change the header on these files so there are no disagreements.
> 	Arnd

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