Change-Id: Ie8d0b6461b58c2a7becda98401dece81be607a01
* Add dummy driver to allow independent testing of mmcblk. * Always build the mmc driver to prevent breakage. * Allow to specify the mmc driver to be used at load time. Change-Id: I4e14b912fb8f3612e252864b53733968b23ac023
Change-Id: I0d460d63070855df9b11eaf3d33eb7bb89c570f1