i.MX28: Allow coexistence of PIO and DMA mode for SD/MMC
authorMarek Vasut <marex@denx.de>
Thu, 5 Apr 2012 03:30:35 +0000 (03:30 +0000)
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>
Mon, 16 Apr 2012 12:53:59 +0000 (14:53 +0200)
commit4cc76c609f379a503f443f5a5fdeda00a832139e
tree84746b763ebd9ac97022daed37e9485cd1225fc9
parentd0f5600f544eff898bd6fa8461d363c599aa86d4
i.MX28: Allow coexistence of PIO and DMA mode for SD/MMC

This SD DMA function of i.MX28 is still apparently too experimental to be
enabled by default in 2012.04 release. Enable this feature only if the user
plans to tinker with DCache or explicitly enables it.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
drivers/mmc/mxsmmc.c