Revert "mmc: Allow periodic BKOPS on different sizes of devices"

This reverts commit 286f01c913e0f99e259099bca9e0c8e1ecc77f83.
In order to keep card endurance, it is best not to check the need for
BKOPS every time the MMC is idle.

Change-Id: Iff18c5be2c7c313d88a32734ac23ad44e4d91eb3
Signed-off-by: Maya Erez <merez@codeaurora.org>
6 files changed