The SD cardreader is on USB bus, not on SDIO/SDXC.
BUG=b:119798840
BRANCH=master
TEST=Compiles successfully and boot on DUT.
Change-Id: I8015fe35a4ff79469b5781942f588c3e1b88b751
Signed-off-by: David Wu <David_Wu@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/29765
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>