Booting barebox on i.MX6 from SDCARD?

[Lucas Stach]

Am Donnerstag, den 26.06.2014, 12:04 +0200 schrieb Holger Schurig:
> Hi all,
> 
> In the Freescale i.MX6Q Reference manual they say in "8. System Boot"
> near the end of "8.5.3.1 Expansion Device eFUSE configuration" that
> the processor can load from SDCARD, but only up to 32 MB.
> 
> Did any one of you succeeded in booting barebox from SDCARD, maybe
> with a trampoline code?  Or can the PBL do that? AFAIK U-Boot can boot
> from sdcard, at least Boundary Devices have some web pages about this
> (for Nitrogen/SabreLite) on their web page. Anyone already found out
> how U-Boot does it?  I could think about whatever U-Boot uses to load
> the "real" Barebox instead :-)

Um, we started barebox from SD-card on a lot of boards where the boot
mode strapping allows this.

Just dd the resulting *.img to an SD-card (you may skip the first 512
byte to leave your MBR in place). If you got the boot mode selection
right it should just work.

Regards,
Lucas

-- 
Pengutronix e.K.             | Lucas Stach                 |
Industrial Linux Solutions   | http://www.pengutronix.de/  |