mmc: Add MMC controller driver for OcteonTX / TX2

Adds support for MMC controllers found on OcteonTX or
OcteonTX2 SoC platforms.

Signed-off-by: Aaron Williams <awilliams@marvell.com>
Signed-off-by: Suneel Garapati <sgarapati@marvell.com>
Cc: Peng Fan <peng.fan@nxp.com>
diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig
index c29d1ea..0c252e3 100644
--- a/drivers/mmc/Kconfig
+++ b/drivers/mmc/Kconfig
@@ -305,6 +305,15 @@
 	  This selects PCI-based MMC controllers.
 	  If you have an MMC controller on a PCI bus, say Y here.
 
+config MMC_OCTEONTX
+	bool "Marvell OcteonTX Multimedia Card Interface support"
+	depends on (ARCH_OCTEONTX || ARCH_OCTEONTX2)
+	depends on DM_MMC
+	help
+	  This selects the OcteonTX Multimedia card Interface.
+	  If you have an OcteonTX/TX2 board with a Multimedia Card slot,
+	  say Y here.
+
 	  If unsure, say N.
 
 config PXA_MMC_GENERIC