[U-Boot] [PATCH v2] Davinci: davinci_nand.c performance enhancments

Scott Wood scottwood at freescale.com
Wed Jan 6 23:13:22 CET 2010


On Wed, Dec 16, 2009 at 11:15:58AM +0000, Nick Thompson wrote:
> Introduces various optimisations that approximately triple the
> read data rate from NAND when run on da830evm.
> 
> Most of these optimisations depend on the endianess of the machine
> and most of them are very similar to optimisations already present
> in the Linux Kernel.
> 
> Signed-off-by: Nick Thompson <nick.thompson at ge.com>
> ---
> Changes:
> 	Cleaned up based on Scott Wood's comments:
> 	read/write_buf slightly faster and catches more cases.
> 	Removed unnecessary and/or badly named variables.
> 
>  drivers/mtd/nand/davinci_nand.c |  200 ++++++++++++++++++++++++++++-----------
>  1 files changed, 146 insertions(+), 54 deletions(-)

Applied to u-boot-nand-flash.

-Scott


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