Add PCI ID for Intel byt sdio host controller sub-vended by NI.

The controller has different behavior because of the board layout NI
puts it on.
Signed-off-by: NZach Brown <zach.brown@ni.com>
Acked-by: NAdrian Hunter <adrian.hunter@intel.com>
Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org>