[PATCH/RFC 07/12] drm: rcar-du: lvds: Add support for dual link panels

If the display comes with two ports, assume it supports dual link.

Signed-off-by: Fabrizio Castro fabrizio.castro@bp.renesas.com --- drivers/gpu/drm/rcar-du/rcar_lvds.c | 3 +++ 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/rcar-du/rcar_lvds.c b/drivers/gpu/drm/rcar-du/rcar_lvds.c index 2d54ae5..97c51c2 100644 --- a/drivers/gpu/drm/rcar-du/rcar_lvds.c +++ b/drivers/gpu/drm/rcar-du/rcar_lvds.c @@ -751,6 +751,9 @@ static int rcar_lvds_parse_dt(struct rcar_lvds *lvds) ret = -EPROBE_DEFER; goto done; } + if (lvds->info->quirks & RCAR_LVDS_QUIRK_DUAL_LINK) + lvds->dual_link = of_graph_get_endpoint_count(remote) + == 2; }

if (lvds->dual_link) {