The currently used Bay Trail devices comply with eMMC 4.51
specification and as such require the appropriate GPIOs to be
configured for func3.
Note that the CMD line termination requires 2K, otherwise when driven
by the eMMC device the front slope of the pulse in unacceptably
gentle.
BUG=chrome-os-partner:22580
TEST=manual
. with u-boot SDHCI driver implemented, the eMMC device on the
Bayley Bay CRB can be initialized and mounted
Change-Id: Ib53b6e42d8558c9ca2dff4b6bbf3bcf6fd22e136
Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/173241
Reviewed-by: Shawn Nematbakhsh <shawnn@chromium.org>