omapfb: move vrfb into omapfb

VRFB is only used by omapfb, so we can move it under omapfb's directory.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: Dave Airlie <airlied@gmail.com>
Acked-by: Rob Clark <robdclark@gmail.com>

drivers/video/fbdev/omap2/Kconfig

-config OMAP2_VRFB
-	bool
-
 if ARCH_OMAP2PLUS
 
 source "drivers/video/fbdev/omap2/dss/Kconfig"

drivers/video/fbdev/omap2/Makefile

-obj-$(CONFIG_OMAP2_VRFB) += vrfb.o
-
 obj-y += dss/
 obj-y += displays-new/
 obj-y += omapfb/

drivers/video/fbdev/omap2/omapfb/Kconfig

+config OMAP2_VRFB
+	bool
+
 menuconfig FB_OMAP2
         tristate "OMAP2+ frame buffer support"
         depends on FB

drivers/video/fbdev/omap2/omapfb/Makefile

+obj-$(CONFIG_OMAP2_VRFB) += vrfb.o
 obj-y += dss/
 obj-y += displays/
 obj-$(CONFIG_FB_OMAP2) += omapfb.o