[U-Boot] Inclusion of GPLv3 code

[Wolfgang Denk]

Dear Mike Frysinger,

In message <201009210351.16288.vapier at gentoo.org> you wrote:
>
> > It is my understanding that you cannot "downgrade" GPLv3 code, i. e.
> > you cannot link it into a GPLv2 project.  But then, I'm not a license
> > expert, and IANAL.
>
> in-my-not-a-lawyer-opinion, i think introducing GPLv3 code makes the final
> output GPLv3 only if the build includes it.

I guess this is correct.

> so if the imported GRUB code stays at GPLv3, and is only for x86, and all of 
> the code Graeme is using from u-boot is GPLv2+, then the final result there is 
> under GPLv3 only.  but all his GPLv3 code, assuming it's specific to x86, wont 
> affect other architectures.

But Graeme would also have to make sure not topick up any partsof the
U-Boot code that are GPLv2 (without the "or later" phrase). A license
nightmare...

Best regards,

Wolfgang Denk

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