drm: adv7511: Drop dsi single lane support

commit 79d67c499c3f886202a40c5cb27e747e4fa4d738 upstream.

As per [1] and [2], ADV7535/7533 supports only 2-, 3-, or 4-lane. Drop
unsupported 1-lane.

[1] https://www.analog.com/media/en/technical-documentation/data-sheets/ADV7535.pdf
[2] https://www.analog.com/media/en/technical-documentation/data-sheets/ADV7533.pdf

Fixes: 1e4d58cd7f88 ("drm/bridge: adv7533: Create a MIPI DSI device")
Reported-by: Hien Huynh <hien.huynh.px@renesas.com>
Cc: stable@vger.kernel.org
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Adam Ford <aford173@gmail.com>
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241119192040.152657-4-biju.das.jz@bp.renesas.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Biju Das 2024-11-19 19:20:31 +00:00 committed by Greg Kroah-Hartman
parent 081bdb3a31
commit 17c3f7988f

View File

@ -191,7 +191,7 @@ int adv7533_parse_dt(struct device_node *np, struct adv7511 *adv)
of_property_read_u32(np, "adi,dsi-lanes", &num_lanes);
if (num_lanes < 1 || num_lanes > 4)
if (num_lanes < 2 || num_lanes > 4)
return -EINVAL;
adv->num_dsi_lanes = num_lanes;