omap: fix build without ext4 rootfs

Same fix as 7b76219e, just for omap.

Signed-off-by: Andre Heider <[email protected]>

config/Config-images.in

@@ -275,7 +275,7 @@ menu "Target Images"
 
 	config TARGET_ROOTFS_PARTSIZE
 		int "Root filesystem partition size (in MB)"
-		depends on GRUB_IMAGES || USES_ROOTFS_PART || TARGET_ROOTFS_EXT4FS || TARGET_mvebu || TARGET_rb532 || TARGET_sunxi || TARGET_uml
+		depends on GRUB_IMAGES || USES_ROOTFS_PART || TARGET_ROOTFS_EXT4FS || TARGET_mvebu || TARGET_omap || TARGET_rb532 || TARGET_sunxi || TARGET_uml
 		default 256
 		help
 		  Select the root filesystem partition size.