[U-Boot] [PATCH 0/2] CFI: increase performance

[Stefan Roese]

On Tuesday 16 December 2008, Jens Gehrlein wrote:
> The following patches should increase the performance of the CFI driver,
> particularly with regard to single word programming mode.
>
> I tested it on TQM5200S with NOR-Flash Samsung K8P2815UQB, which has no
> write buffer. At least no write buffer, that could be programmed using
> standard commands.
>
> Performance increase on this TQM is about factor 2.6 (37 KiB/s -> 95
> KiB/s). On the same module with Spansion S29GL128N (with write buffer) it
> is about factor 1.2 (455 KiB/s -> 585 KiB/s).
>
> TQM5200 is a bottom boot module with 2x16 Bit Flash connection. Could
> someone test the patches on other HW, particularly top boot, other CPU,
> other flash width, please?

Tested on AMCC Kilauea (PPC405EX, with 1*16bit Spansion S29GL512N.

Patch series applied to u-boot-cfi-flash/master. Thanks.

Best regards,
Stefan

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