tree 49b7050322d21b39a81bd383f4b697fb6268d454
parent f76c85154d320497bf1a939a98d6c432edcbd4a9
author Pierre Ossman <drzeus@drzeus.cx> 1180263435 +0200
committer Pierre Ossman <drzeus@drzeus.cx> 1190570223 +0200

mmc: add basic SDIO I/O operations

Add command wrappers that simplify register access from SDIO
function drivers.

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>