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authorTomi Valkeinen <tomi.valkeinen@ti.com>2019-01-03 14:59:48 +0300
committerAndrzej Hajda <a.hajda@samsung.com>2019-01-09 12:49:28 +0300
commit4842379cbe6e851de914a7132f76f4e200b9a98b (patch)
tree9248b49a3107d04110ea456f03aa7a566b7a675d /drivers/gpu
parentc235316d935a19deedc2fc48076798c9a56e1a7c (diff)
downloadlinux-4842379cbe6e851de914a7132f76f4e200b9a98b.tar.xz
drm/bridge: tc358767: add bus flags
tc358767 driver does not set DRM bus_flags, even if it does configures the polarity settings into its registers. This means that the DPI source can't configure the polarities correctly. Add sync flags accordingly. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Reviewed-by: Andrzej Hajda <a.hajda@samsung.com> Signed-off-by: Andrzej Hajda <a.hajda@samsung.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190103115954.12785-2-tomi.valkeinen@ti.com
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/bridge/tc358767.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c
index 8e28e738cb52..29a7e33e8ae0 100644
--- a/drivers/gpu/drm/bridge/tc358767.c
+++ b/drivers/gpu/drm/bridge/tc358767.c
@@ -1195,6 +1195,10 @@ static int tc_bridge_attach(struct drm_bridge *bridge)
drm_display_info_set_bus_formats(&tc->connector.display_info,
&bus_format, 1);
+ tc->connector.display_info.bus_flags =
+ DRM_BUS_FLAG_DE_HIGH |
+ DRM_BUS_FLAG_PIXDATA_NEGEDGE |
+ DRM_BUS_FLAG_SYNC_NEGEDGE;
drm_connector_attach_encoder(&tc->connector, tc->bridge.encoder);
return 0;