[U-Boot] [PATCH] mx28evk: Scan only first 512 MB of DRAM to avoid memory wraparound

Wolfgang Denk wd at denx.de
Sat May 12 23:22:41 CEST 2012


Dear Fabio Estevam,

In message <1336838852-14235-1-git-send-email-festevam at gmail.com> you wrote:
> From: Fabio Estevam <fabio.estevam at freescale.com>
> 
> Scan only first 512 MB of DRAM to avoid memory wraparound.
> 
> This fixes mx28evk boot and it follows the same idea of commit
> 19a2066b57 (M28: Scan only first 512 MB of DRAM to avoid memory wraparound)

Actually I think this should not be needed.  Such wrap-arounds are
supposed to be detected by get_ram_size(), which should result in
properly sized RAM mappings.

Why is this failing here?

Best regards,

Wolfgang Denk

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