[U-Boot] [PATCH] avr32: allow multi block mmc access for all boards

Andreas Bießmann andreas.devel at googlemail.com
Fri Nov 2 13:20:17 CET 2012


Dear Andreas Bießmann,

On 17.10.2012 12:00, Andreas Bießmann wrote:
> Commit 1db7377a70a8d931c32648e717695133120d5456 fixes the gen_atmel_mci driver
> to be able to use multi block access for avr32. Therefore remove the setting
> which forces single block access.
> 
> This also adds a huge performace gain for mmc access:
> ---8<---
> Loading file "/boot/uImage" from mmc device 0:1
> 1830666 bytes read in 1293 ms (1.3 MiB/s)
> --->8---
> 
> vs.
> 
> ---8<---
> Loading file "/boot/uImage" from mmc device 0:1
> 1830666 bytes read in 237 ms (7.4 MiB/s)
> --->8---
> 
> Signed-off-by: Andreas Bießmann <andreas.devel at googlemail.com>
> Cc: haavard.skinnemoen at atmel.com
> Cc: hans-christian.egtvedt at atmel.com
> Cc: mpfj at mimc.co.uk
> Cc: alex.raimondi at miromico.ch
> Cc: julien.may at miromico.ch
> Cc: egtvedt at samfundet.no
> Cc: havard at skinnemoen.net
> ---

applied to u-boot-avr32/master, thanks"

Best regards

Andreas Bießmann



More information about the U-Boot mailing list