RFC: arm pcm043 1315.6 IM950 timing (Numonyx Axcell Errata)

[Tim Sander]

Hi Teresa
> If only saving the environment makes you trouble it looks more like
> the problem of missing support for u32 commands.
> As far as I understand this, the buffer size of the NOR flashes where
> highly increased. 8bit for the size of data that can be written to the
> buffer is not enough. Since tftp sends the data in smaller packages,
> writing still works when flashing kernel/rootfs. But fails when saving
> the environment.
Ok, we have a pcm 043 board hw rev. 1315.6 with 64Mb of NOr Flash.
So we have plenty of 1315.4 revs over here with 32Mb which work with
a 2011.04 barebox without problems.

The flash chip is an intel (numonyx?)  512P33TF.

> Patches follow. Please test them.
Will test.

Best regards
Tim

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