From 8ddce13ae696bf40397eac7ba2e9003113f94030 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Tue, 4 Apr 2023 00:12:33 +0200 Subject: [PATCH] drm/bridge: lt9611: Do not generate HFP/HBP/HSA and EOT packet Do not generate the HS front and back porch gaps, the HSA gap and EOT packet, as these packets are not required. This makes the bridge work with Samsung DSIM on i.MX8MM and i.MX8MP. Signed-off-by: Marek Vasut Reviewed-by: Robert Foss Link: https://patchwork.freedesktop.org/patch/msgid/20230403221233.500485-2-marex@denx.de --- drivers/gpu/drm/bridge/lontium-lt9611.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/lontium-lt9611.c b/drivers/gpu/drm/bridge/lontium-lt9611.c index a25d21a..151efe9 100644 --- a/drivers/gpu/drm/bridge/lontium-lt9611.c +++ b/drivers/gpu/drm/bridge/lontium-lt9611.c @@ -774,7 +774,9 @@ static struct mipi_dsi_device *lt9611_attach_dsi(struct lt9611 *lt9611, dsi->lanes = 4; dsi->format = MIPI_DSI_FMT_RGB888; dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE | - MIPI_DSI_MODE_VIDEO_HSE; + MIPI_DSI_MODE_VIDEO_HSE | MIPI_DSI_MODE_VIDEO_NO_HSA | + MIPI_DSI_MODE_VIDEO_NO_HFP | MIPI_DSI_MODE_VIDEO_NO_HBP | + MIPI_DSI_MODE_NO_EOT_PACKET; ret = devm_mipi_dsi_attach(dev, dsi); if (ret < 0) { -- 2.7.4