Davinci MMCSD Support

Added support for MMC/SD cards for Davinci.  This feature is enabled by
CONFIG_DAVINCI_MMC and is dependant on CONFIG_MMC and CONFIG_GENERIC_MMC
options. This is tested on DM355 and DM365 EVMs with both the available mmc
controllers.

Signed-off-by: Alagu Sankar <alagusankar@embwise.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
diff --git a/include/mmc.h b/include/mmc.h
index 74c0b1d..fcd0fd1 100644
--- a/include/mmc.h
+++ b/include/mmc.h
@@ -274,6 +274,9 @@
 			struct mmc_cmd *cmd, struct mmc_data *data);
 	void (*set_ios)(struct mmc *mmc);
 	int (*init)(struct mmc *mmc);
+#ifdef CONFIG_MMC_MBLOCK
+	uint b_max;
+#endif
 };
 
 int mmc_register(struct mmc *mmc);