rcar_lvds_get_clock
lvds->clocks.mod = rcar_lvds_get_clock(lvds, NULL, false);
lvds->clocks.extal = rcar_lvds_get_clock(lvds, "extal", true);
lvds->clocks.dotclkin[0] = rcar_lvds_get_clock(lvds, "dclkin.0", true);
lvds->clocks.dotclkin[1] = rcar_lvds_get_clock(lvds, "dclkin.1", true);