at91sam9g45: Issues while working with RAM that is separated on physical address space

[Nicolas Pitre]

On Tue, 26 Jul 2011, P J wrote:

> The mapping of second memory bank is going wrong because of the
> reasons I have said earlier, so my second memory bank gets overlapped
> with the vmalloc region and is ignored. With highemem seems like the
> problem should have been solved but my kernel does not boot with
> highmem enabled.
> 
> Any suggestions ? I'm using Linux 2.6.30..

Highmem support was introduced on ARM in v2.6.29 and became somewhat 
"reliable" on v2.6.31.  In any case, v2.6.30 is more than 2 years old. 
Please try to upgrade your kernel.


Nicolas