diff options
| author | Biju Das <biju.das.jz@bp.renesas.com> | 2024-11-19 19:20:31 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-01-09 13:32:08 +0100 |
| commit | 7b977f8c26b65c7788da19a150434171c1df953d (patch) | |
| tree | 5d2d83bbd033552e3251451d9f0d4997d79e0009 | |
| parent | 271f031f4c31c07e2a85a1ba2b4c8e734909a477 (diff) | |
| download | linux-7b977f8c26b65c7788da19a150434171c1df953d.tar.gz linux-7b977f8c26b65c7788da19a150434171c1df953d.tar.bz2 linux-7b977f8c26b65c7788da19a150434171c1df953d.zip | |
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>
| -rw-r--r-- | drivers/gpu/drm/bridge/adv7511/adv7533.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7533.c b/drivers/gpu/drm/bridge/adv7511/adv7533.c index 7e3e56441aed..3a79297ca980 100644 --- a/drivers/gpu/drm/bridge/adv7511/adv7533.c +++ b/drivers/gpu/drm/bridge/adv7511/adv7533.c @@ -175,7 +175,7 @@ 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; |