board: arm: Add support for Broadcom BCM7445

Add support for loading U-Boot on the Broadcom 7445 SoC.  This port
assumes Broadcom's BOLT bootloader is acting as the second stage
bootloader, and U-Boot is acting as the third stage bootloader, loaded
as an ELF program by BOLT.

Signed-off-by: Thomas Fitzsimmons <fitzsim@fitzsim.org>
Cc: Stefan Roese <sr@denx.de>
Cc: Tom Rini <trini@konsulko.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>
diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig
index 693b3ce..377b1c4 100644
--- a/drivers/mmc/Kconfig
+++ b/drivers/mmc/Kconfig
@@ -379,6 +379,17 @@
 
 	  If unsure, say N.
 
+config MMC_SDHCI_BCMSTB
+	tristate "SDHCI support for the BCMSTB SD/MMC Controller"
+	depends on MMC_SDHCI
+	help
+	  This selects the Broadcom set-top box SD/MMC controller.
+
+	  If you have a BCMSTB platform with SD or MMC devices,
+	  say Y here.
+
+	  If unsure, say N.
+
 config MMC_SDHCI_CADENCE
 	bool "SDHCI support for the Cadence SD/SDIO/eMMC controller"
 	depends on BLK && DM_MMC