[PATCH 0/2] Improve GTA02 NAND read performance by 41%

Balaji Rao balajirrao at openmoko.org
Tue Oct 21 04:02:32 CEST 2008


On Mon, Oct 20, 2008 at 08:46:45PM +0200, Harald Welte wrote:
> Hi!
> 
> As part of Swisscom's efforts to speed up the boot process, I discovered
> that the NAND timings that GTA02 uses are very suboptimal.  The actual
> access cycle for one byte is 45ns, but current u-boot and kernel code
> use access cycles up to 190ns per byte.
> 

Really surprising to know that so much of potential was actually unknown for
so long..

	- Balaji



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