Do not generate the HS front and back porch gaps, the HSA gap and EOT packet, as per "SN65DSI83 datasheet SLLSEC1I - SEPTEMBER 2012 - REVISED OCTOBER 2020", page 22, these packets are not required. This makes the TI SN65DSI83 bridge work with Samsung DSIM on i.MX8MN. Signed-off-by: Marek Vasut <marex@xxxxxxx> --- Cc: Andrzej Hajda <andrzej.hajda@xxxxxxxxx> Cc: Daniel Vetter <daniel@xxxxxxxx> Cc: David Airlie <airlied@xxxxxxxxx> Cc: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx> Cc: Jernej Skrabec <jernej.skrabec@xxxxxxxxx> Cc: Jonas Karlman <jonas@xxxxxxxxx> Cc: Laurent Pinchart <Laurent.pinchart@xxxxxxxxxxxxxxxx> Cc: Michael Walle <michael@xxxxxxxx> Cc: Neil Armstrong <neil.armstrong@xxxxxxxxxx> Cc: Robert Foss <rfoss@xxxxxxxxxx> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx --- drivers/gpu/drm/bridge/ti-sn65dsi83.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi83.c b/drivers/gpu/drm/bridge/ti-sn65dsi83.c index 91ecfbe45bf90..b60ae1dc1191d 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi83.c +++ b/drivers/gpu/drm/bridge/ti-sn65dsi83.c @@ -642,7 +642,9 @@ static int sn65dsi83_host_attach(struct sn65dsi83 *ctx) dsi->lanes = dsi_lanes; dsi->format = MIPI_DSI_FMT_RGB888; - dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST; + dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | + MIPI_DSI_MODE_VIDEO_NO_HFP | MIPI_DSI_MODE_VIDEO_NO_HBP | + MIPI_DSI_MODE_VIDEO_NO_HSA | MIPI_DSI_MODE_NO_EOT_PACKET; ret = devm_mipi_dsi_attach(dev, dsi); if (ret < 0) { -- 2.39.2