[v8,1/6] drm/bridge: sii902x: add input_bus_flags

Message ID deb02a1fd508c514472a4e660092f301e6681361.1558964241.git.jsarha@ti.com
State New
Headers show
Series
  • [v8,1/6] drm/bridge: sii902x: add input_bus_flags
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Commit Message

Jyri Sarha May 27, 2019, 1:47 p.m.
From: Tomi Valkeinen <tomi.valkeinen@ti.com>

The driver always sets InputBusFmt:EDGE to 0 (falling edge).

Add drm_bridge_timings's input_bus_flags to reflect that the bridge
samples on falling edges.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 drivers/gpu/drm/bridge/sii902x.c | 7 +++++++
 1 file changed, 7 insertions(+)

Patch

diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c
index cdb8dfdb2dff..0d3d730b97ff 100644
--- a/drivers/gpu/drm/bridge/sii902x.c
+++ b/drivers/gpu/drm/bridge/sii902x.c
@@ -461,6 +461,12 @@  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 = {
+	.input_bus_flags = 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)
 {
@@ -531,6 +537,7 @@  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);