[U-Boot] [PATCH] at91rm9200ek.h: explicitly disable D-Cache

[Reinhard Meyer]

Dear Andreas Bießmann,
> Commit c2dd0d45540397704de9b13287417d21049d34c6 enabled D-Cache for all
> arm devices explicitly. This renders at91_emac driver on at91rm9200ek
> unusable.
>
> This patch disables D-Cache for at91rm9200ek explicitly to get this
> driver working again.

As my experience, the MACB driver does work with dcache enabled.
What are the reasons again that MACB and AT91_EMAC do coexist for the same
SoC-IP ?

Best Regards,
Reinhard