The driver always sets InputBusFmt:EDGE to 0 (falling edge).
Add drm_bridge_timings's sampling_edge to reflect that the bridge
samples on falling edges.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
---
NOTE: This needs Laurent's "drm: Clarify definition of the
DRM_BUS_FLAG_(PIXDATA|SYNC)_* macros"
drivers/gpu/drm/bridge/sii902x.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c
index bfa902013aa4..799581be98dc 100644
--- a/drivers/gpu/drm/bridge/sii902x.c
+++ b/drivers/gpu/drm/bridge/sii902x.c
@@ -459,6 +459,12 @@ static int sii902x_i2c_bypass_deselect(struct i2c_mux_core *mux, u32 chan_id)
return 0;
}
+static const struct drm_bridge_timings default_sii902x_timings = {
+ .sampling_edge = DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE
+ | DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE
+ | DRM_BUS_FLAG_DE_HIGH,
+};
+
static int sii902x_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
@@ -529,6 +535,7 @@ static int sii902x_probe(struct i2c_client *client,
sii902x->bridge.funcs = &sii902x_bridge_funcs;
sii902x->bridge.of_node = dev->of_node;
+ sii902x->bridge.timings = &default_sii902x_timings;
drm_bridge_add(&sii902x->bridge);
i2c_set_clientdata(client, sii902x);
--
Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/dri-devel
