[U-Boot-Users] Missing 440GX SDRAM Controller reset?

Travis Sawyer tsawyer+u-boot at sandburst.com
Wed Oct 27 14:42:16 CEST 2004


On Tue, 2004-10-26 at 16:29, David Adair wrote:
> I have this same problem described a few months ago and
> corrected by adding the SDRAM controller reset present in
> the PIBS code but missing in rev 1.1.1 of u-boot e.g:
> 
>     mtsdr(sdr_srst, 0x00200000);
>     mtsdr(sdr_srst, 0x00000000);
> 
> Was this left out on purpose?  It seems like if the BDI configuration
> can cause a hang then a warm-reboot is going to be problematic too??
> 
> 
Hmmm...  Must've been an oversight on my part.  I'm running 3
different 440GX boards (Ocotea included) w/o problem.

However, for completeness sake, please submit a patch.

Thanx

Travis Sawyer






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