drm: panel: simple-panel: add bus format information for foxlink panel

Foxlink's fl500wvr00-a0t supports RGB888 format.

Signed-off-by: Boris Brezillon <[e-mail]>
Acked-by: Thierry Reding <[e-mail]>

drivers/gpu/drm/panel/panel-simple.c

···
 		.width = 108,
 		.height = 65,
 	},
+	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
 };
 
 static const struct drm_display_mode hannstar_hsd070pww1_mode = {