Booting mx25 based device from SD and NOR

Eric Bénard eric at
Thu May 24 08:58:37 EDT 2012

Hi Roberto,

Le Thu, 24 May 2012 14:49:36 +0200,
Roberto Nibali <rnibali at> a écrit :
> I haven't found a combination of root/rootfstype yet that permits me to
> boot from barebox either from NFS, TFTP, MMC/SD or NOR yet. No matter what
> I try, the kernel spits back at me.
well NAND boot + nand rootfs works fine here (cpuimx25) and I assume
NAND boot + sd rootfs would work as sd is properly detected during boot.

> Also I have the problem that my NOR is only detected when using barebox as
> a second stage boot loader from uboot. If booting from SD into barebox, the
> NOR is not detected. I have added the following changes to figure out
> what's going on:
> .../...
> What's going on here?
bad iomux and/or bad WEIM configuration


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