rush: Add MMC support

BUG=None
BRANCH=None
TEST=Compiles successfully. Depthcharge is able to see mmc.

Original-Change-Id: Ia0c9b432fa447c64fa13e5fae5a66a26bbc86360
Original-Signed-off-by: Furquan Shaikh <furquan@google.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/210002
Original-Tested-by: Furquan Shaikh <furquan@chromium.org>
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Original-Commit-Queue: Aaron Durbin <adurbin@chromium.org>
(cherry picked from commit 4cb05ffa95a2a36c5b4606d2f0efe9e574b84e1d)
Signed-off-by: Marc Jones <marc.jones@se-eng.com>

Change-Id: I7f9a27a4c0f0553e78fc1a289bffebbebd37c099
Reviewed-on: http://review.coreboot.org/8716
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
1 file changed