ARMV7: OMAP4: Use generic mmc driver on Overo

This patch switches from the legacy mmc driver to the new generic mmc driver

Signed-off-by: Steve Sakoman <steve@sakoman.com>
diff --git a/include/configs/omap3_overo.h b/include/configs/omap3_overo.h
index a0e0f24..0d2ed44 100644
--- a/include/configs/omap3_overo.h
+++ b/include/configs/omap3_overo.h
@@ -87,8 +87,9 @@
 #define CONFIG_BAUDRATE			115200
 #define CONFIG_SYS_BAUDRATE_TABLE	{4800, 9600, 19200, 38400, 57600, \
 					115200}
+#define CONFIG_GENERIC_MMC		1
 #define CONFIG_MMC			1
-#define CONFIG_OMAP3_MMC		1
+#define CONFIG_OMAP_HSMMC		1
 #define CONFIG_DOS_PARTITION		1
 
 /* DDR - I use Micron DDR */
@@ -158,6 +159,7 @@
 	"vram=12M\0" \
 	"dvimode=1024x768MR-16@60\0" \
 	"defaultdisplay=dvi\0" \
+	"mmcdev=0\0" \
 	"mmcroot=/dev/mmcblk0p2 rw\0" \
 	"mmcrootfstype=ext3 rootwait\0" \
 	"nandroot=/dev/mtdblock4 rw\0" \
@@ -178,10 +180,10 @@
 		"omapdss.def_disp=${defaultdisplay} " \
 		"root=${nandroot} " \
 		"rootfstype=${nandrootfstype}\0" \
-	"loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
+	"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
 	"bootscript=echo Running bootscript from mmc ...; " \
 		"source ${loadaddr}\0" \
-	"loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
+	"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
 	"mmcboot=echo Booting from mmc ...; " \
 		"run mmcargs; " \
 		"bootm ${loadaddr}\0" \
@@ -191,7 +193,7 @@
 		"bootm ${loadaddr}\0" \
 
 #define CONFIG_BOOTCOMMAND \
-	"if mmc init; then " \
+	"if mmc rescan ${mmcdev}; then " \
 		"if run loadbootscript; then " \
 			"run bootscript; " \
 		"else " \