i.MX28: Lower the amount of blocks transfered in one DMA cycle
authorMarek Vasut <marex@denx.de>
Sun, 8 Apr 2012 18:50:18 +0000 (18:50 +0000)
committerAndy Fleming <afleming@freescale.com>
Tue, 8 May 2012 23:02:22 +0000 (18:02 -0500)
commite7205905e7b9a483c412eefd2aea290a7eee567b
treee3e09193afa1841a6533142a6514ff07c9421305
parent7a5b80297bc6cef0c10e5f57ac0450678dc7bc5e
i.MX28: Lower the amount of blocks transfered in one DMA cycle

Some MMC cards, like my ancient 32.0MB SanDisk RS-MMC cards had issue if b_max
was set to 0x40 and DMA was enabled. Lower this value to 0x20, which allows
these cards to work too.

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