[PATCH v7] Terasic DE0-Nano-SoC: add support

Sascha Hauer s.hauer at pengutronix.de
Tue Mar 1 01:16:42 PST 2016

On Fri, Feb 26, 2016 at 08:25:06AM +0100, Sascha Hauer wrote:
> On Thu, Feb 25, 2016 at 11:29:42AM +0100, Tim Sander wrote:
> > v7: eof whitespace fixes
> > 
> > A Patch for supporting the Terasic DE0 NANO-SoC with barebox.
> > The pretty similar Socrates Board was taken as a starting point with pulling
> > in the memory timings/pinmux from
> > http://rocketboards.org/foswiki/view/Documentation/AtlasSoCCompileHardwareDesign
> > 
> > Signed-off-by: Tim Sander <tim at krieglstein.org>
> Applied, thanks. Please provide a Changelog next time, otherwise it's
> hard to guess what you actually changed.
> BTW I noticed the xload defconfig does not build anymore with this patch
> applied because the image gets too big. I searched for the reason at got
> a step closer. The SDRAM sequencer code is compiled into the image
> multiple times, one time for each board. The intention was that the
> linker throws away the unused copies via -ffunction-section and
> --gc-sections. Unfortunately this does not work because the functions in
> the different copies all end up with the same name. So for example we
> have mem_precharge_and_activate() three times in the image. Only one
> version is used, but the others can't be thrown away because they are in
> the same section.
> I hope we can solve this, otherwise we have to split the xloader
> defconfigs into multiple configs.

Just did that and created a socfpga-xload-2_defconfig which contains the
DE0 NANO-SoC board. When the issue is solved somehow we can merge the
two configs together again.


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