Linkstation Mini and __machine_arch_type problem, not booting since 3.8

[Benjamin Cama]

Le lundi 22 juin 2015 à 12:00 +0000, Jason Cooper a écrit :
> On Sun, Jun 21, 2015 at 07:36:04PM +0200, Benjamin Cama wrote:
> > Le samedi 20 juin 2015 ?? 16:36 +0200, Andrew Lunn a ??crit :
> > > > 
> > > > > SERIAL_OF_PLATFORM?
> > > > 
> > > > Oh, and that was it!
> > > 
> > > This used to catch us all out a lot. What configuration are you using?
> > > orion5x_defconfig? Very likely a patch adding it to that would be
> > > accepted.
> > 
> > None. Sorry, I am used to the x86 world where I almost never used
> > default configs (and it's been a long time, too). I admit I never fully
> > understood the logic behind the defconfigs, apart from it meaning some
> > kind of ???less important??? dependency on some specific options.
> 
> The defconfigs are very useful in arm-soc.  There are so many board
> variations and combinations of drivers, that the defconfigs provide a
> sane starting point while keeping build times down.
> 
> Several arm maintainers have boot farms that are continuously boot
> testing kernels on a variety of boards.  In addition, most of the arm
> kernel developers work from the defconfigs as a base.  Which means, most
> of the time, the defconfig will at least boot for a given board.

OK, thanks for the explanation, I can understand the need.

Anyway, I still think making SERIAL_OF_PLATFORM selected on headless
systems a good idea; see my other thread.

Regards,
--
benjamin