From: Marek Vasut Date: Mon, 3 Apr 2023 22:12:32 +0000 (+0200) Subject: drm/bridge: lt9211: Do not generate HFP/HBP/HSA and EOT packet X-Git-Tag: v6.5-rc1~153^2~16^2~32 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b18f1ecaaf4aa8704a02de1accf8c94fa06f1ceb;p=thirdparty%2Fkernel%2Flinux.git drm/bridge: lt9211: 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/20230403221233.500485-1-marex@denx.de --- diff --git a/drivers/gpu/drm/bridge/lontium-lt9211.c b/drivers/gpu/drm/bridge/lontium-lt9211.c index 3e19fff6547a2..00db681512385 100644 --- a/drivers/gpu/drm/bridge/lontium-lt9211.c +++ b/drivers/gpu/drm/bridge/lontium-lt9211.c @@ -709,7 +709,9 @@ static int lt9211_host_attach(struct lt9211 *ctx) dsi->lanes = dsi_lanes; 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) {