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@ti.com ---
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);