This is used to configure the pins of the sd_emmc_a controller to
which an SDIO module is connected (when available).
Signed-off-by: NNeil Armstrong <narmstrong@baylibre.com>
Tested-by: NMartin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: NKevin Hilman <khilman@baylibre.com>