omap_dss_signal_level
enum omap_dss_signal_level vsync_level,
enum omap_dss_signal_level hsync_level,
enum omap_dss_signal_level de_level,
enum omap_dss_signal_level vsync_level;
enum omap_dss_signal_level hsync_level;
enum omap_dss_signal_level de_level;