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Re: Strange DELAY macro in hal_platrom_setup.h
Mark Salter wrote:
>
> Your analysis is correct. This macro should have the delay enabled. I
> probably turned off the delay for some debugging purpose and forgot to
> turn it back on. The delay is necessary according to the docs but it
> seems that it almost always works without the delay. It may take many
> reboots before it fails to initialize SDRAM correctly, but I believe
> that it will fail eventually.
Without the delay SDRAM initialization would reliably (heh) fail on my
board at temperatures above ~ 40 C. I did intend to report this to this
list but it seems I forgot. Sorry. I think at the time I was busy
rolling out updated RedBoot images to (rightfully) irate customers...
David Vrabel
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David Vrabel, Design Engineer
Arcom, Clifton Road Tel: +44 (0)1223 411200 ext. 3233
Cambridge CB1 7EA, UK Web: http://www.arcom.com/
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