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From: Jyri Sarha <jsarha@ti.com>
To: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org
Cc: fabrizio.castro@bp.renesas.com, Songjun.Wu@atmel.com,
	peter.ujfalusi@ti.com, tomi.valkeinen@ti.com,
	laurent.pinchart@ideasonboard.com, voice.shen@atmel.com
Subject: [PATCH v4 1/6] drm/bridge: sii902x: add input_bus_flags
Date: Thu, 14 Mar 2019 13:27:47 +0200	[thread overview]
Message-ID: <9eb914abae61e7e96c9d248ca04285d8c4331024.1552562385.git.jsarha@ti.com> (raw)
In-Reply-To: <cover.1552562385.git.jsarha@ti.com>

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(+)

diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c
index bfa902013aa4..1afa000141d5 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 = {
+	.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)
 {
@@ -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

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  reply	other threads:[~2019-03-14 11:27 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-14 11:27 [PATCH v4 0/6] drm/bridge: sii902x: HDMI-audio support and some fixes Jyri Sarha
2019-03-14 11:27 ` Jyri Sarha [this message]
2019-03-14 11:27 ` [PATCH v4 2/6] drm/bridge: sii902x: Set output mode to HDMI or DVI according to EDID Jyri Sarha
2019-03-14 11:27 ` [PATCH v4 3/6] drm/bridge: sii902x: pixel clock unit is 10kHz instead of 1kHz Jyri Sarha
2019-03-14 11:27 ` [PATCH v4 4/6] dt-bindings: display: sii902x: Remove trailing white space Jyri Sarha
2019-03-15 23:38   ` Rob Herring
2019-03-14 11:27 ` [PATCH v4 5/6] dt-bindings: display: sii902x: Add HDMI audio bindings Jyri Sarha
2019-03-17 16:16   ` Laurent Pinchart
2019-03-19 14:38     ` Jyri Sarha
2019-04-20 23:12       ` Laurent Pinchart
2019-03-25 19:20   ` Rob Herring
2019-03-14 11:27 ` [PATCH v4 6/6] drm/bridge: sii902x: Implement HDMI audio support Jyri Sarha

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