Add binding and basic support for the SD/eMMC controller on Amlogic
S905/GXBB devices.
Acked-by: NRob Herring <robh@kernel.org>
Signed-off-by: NKevin Hilman <khilman@baylibre.com>
Signed-off-by: NNeil Armstrong <narmstrong@baylibre.com>
[narmstrong: added nodes for GX, enabled SDIO on P20x]
Signed-off-by: NKevin Hilman <khilman@baylibre.com>