mmc: davinci_mmc: allow driver to work without DMA resource
authorManjunathappa, Prakash <prakash.pm@ti.com>
Tue, 5 Feb 2013 12:22:24 +0000 (17:52 +0530)
committerChris Ball <cjb@laptop.org>
Fri, 22 Mar 2013 16:05:16 +0000 (12:05 -0400)
commite3e020f8acbd39a6feb1b6903725aaf658b0fec4
treeee1432f71cddd61f549d7d65350172a50a4cdc39
parentc69042a51e7d890c373345a7e524e895b266eb72
mmc: davinci_mmc: allow driver to work without DMA resource

Do not return probe failure with missing DMA resources, allow driver
to work in PIO mode.  Tested on da850-evm by mounting partition
followed by file creation and deletion.

Signed-off-by: Manjunathappa, Prakash <prakash.pm@ti.com>
Tested-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
drivers/mmc/host/davinci_mmc.c