OMAP3: DIG297: Use generic MMC driver

Switch from the legacy omap3 mmc driver to the new generic omap hsmmc
driver.  This patch is based on the work done for Beagle, etc.

Signed-off-by: Tom Rini <trini@ti.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
diff --git a/board/comelit/dig297/dig297.c b/board/comelit/dig297/dig297.c
index 0062f12..a7071cd 100644
--- a/board/comelit/dig297/dig297.c
+++ b/board/comelit/dig297/dig297.c
@@ -37,6 +37,7 @@
 #include <netdev.h>
 #include <twl4030.h>
 #include <asm/io.h>
+#include <asm/arch/mmc_host_def.h>
 #include <asm/arch/omap3-regs.h>
 #include <asm/arch/mux.h>
 #include <asm/arch/mem.h>
@@ -145,6 +146,14 @@
 	MUX_DIG297();
 }
 
+#ifdef CONFIG_GENERIC_MMC
+int board_mmc_init(bd_t *bis)
+{
+	omap_mmc_init(0);
+	return 0;
+}
+#endif
+
 #ifdef CONFIG_CMD_NET
 /*
  * Routine: setup_net_chip