drm/bridge: ti-sn65dsi86: correct dsi mode_flags

Noticed while comparing register dump of how bootloader configures DSI
vs how kernel configures.  It seems the bridge still works either way,
but fixing this clears the 'CHA_DATATYPE_ERR' error status bit.
Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Jeffrey Hugo <jeffrey.l.hugo@gmail.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190702154419.20812-4-robdclark@gmail.com

drivers/gpu/drm/bridge/ti-sn65dsi86.c

@@ -314,8 +314,7 @@ static int ti_sn_bridge_attach(struct drm_bridge *bridge)
 	/* TODO: setting to 4 lanes always for now */
 	dsi->lanes = 4;
 	dsi->format = MIPI_DSI_FMT_RGB888;
-	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
-			  MIPI_DSI_MODE_EOT_PACKET | MIPI_DSI_MODE_VIDEO_HSE;
+	dsi->mode_flags = MIPI_DSI_MODE_VIDEO;
 
 	/* check if continuous dsi clock is required or not */
 	pm_runtime_get_sync(pdata->dev);