drivers: mmc: Add sdhci driver for Broadcom iProc platform

Add SDHCI driver for iProc family of Broadcom devices.

Signed-off-by: Corneliu Doban <corneliu.doban@broadcom.com>
Signed-off-by: Pramod Kumar <pramod.kumar@broadcom.com>
Signed-off-by: Pavithra Ravi <pavithra.ravi@broadcom.com>
Signed-off-by: Bharat Kumar Reddy Gooty <bharat.gooty@broadcom.com>
Signed-off-by: Vladimir Olovyannikov <vladimir.olovyannikov@broadcom.com>
Signed-off-by: Arun Parameswaran <arun.parameswaran@broadcom.com>
diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig
index 7361bca..d7f8427 100644
--- a/drivers/mmc/Kconfig
+++ b/drivers/mmc/Kconfig
@@ -489,6 +489,17 @@
 	  Support for Secure Digital Host Controller Interface (SDHCI)
 	  controllers present on TI's AM654 SOCs.
 
+config MMC_SDHCI_IPROC
+	bool "SDHCI support for the iProc SD/MMC Controller"
+	depends on MMC_SDHCI
+	help
+	  This selects the iProc SD/MMC controller.
+
+	  If you have a Broadcom IPROC platform with SD or MMC devices,
+	  say Y or M here.
+
+	  If unsure, say N.
+
 config MMC_SDHCI_KONA
 	bool "SDHCI support on Broadcom KONA platform"
 	depends on MMC_SDHCI