OMAPDSS: Kconfig: select HDMI

Select HDMI support to be able to use HDMI infoframe helpers.
Signed-off-by: NTomi Valkeinen <tomi.valkeinen@ti.com>

drivers/video/fbdev/omap2/dss/Kconfig

@@ -5,6 +5,7 @@ menuconfig OMAP2_DSS
         tristate "OMAP2+ Display Subsystem support"
 	select VIDEOMODE_HELPERS
 	select OMAP2_DSS_INIT
+	select HDMI
         help
 	  OMAP2+ Display Subsystem support.