drm/omap: omap_display_timings: Use display_flags for pixel data edge

In preparation to move the stack to use the generic videmode struct for
display timing information use display_flags for pixel data edge.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c
index f3e9bcf..5fa15da 100644
--- a/drivers/gpu/drm/omapdrm/omap_connector.c
+++ b/drivers/gpu/drm/omapdrm/omap_connector.c
@@ -107,8 +107,7 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings,
 	else
 		timings->flags |= DISPLAY_FLAGS_VSYNC_LOW;
 
-	timings->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
-	timings->flags |= DISPLAY_FLAGS_DE_HIGH;
+	timings->flags |= DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE;
 	timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE;
 }