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From: Jagan Teki <jagan@amarulasolutions.com>
To: Andrzej Hajda <andrzej.hajda@intel.com>,
	Inki Dae <inki.dae@samsung.com>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	Joonyoung Shim <jy0922.shim@samsung.com>,
	Seung-Woo Kim <sw0312.kim@samsung.com>,
	Kyungmin Park <kyungmin.park@samsung.com>,
	Frieder Schrempf <frieder.schrempf@kontron.de>,
	Fancy Fang <chen.fang@nxp.com>,
	Tim Harvey <tharvey@gateworks.com>,
	Michael Nazzareno Trimarchi <michael@amarulasolutions.com>,
	Adam Ford <aford173@gmail.com>,
	Neil Armstrong <narmstrong@baylibre.com>,
	Robert Foss <robert.foss@linaro.org>,
	Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	Rob Herring <robh+dt@kernel.org>
Cc: devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
	dri-devel@lists.freedesktop.org,
	NXP Linux Team <linux-imx@nxp.com>,
	linux-amarula <linux-amarula@amarulasolutions.com>,
	linux-arm-kernel@lists.infradead.org,
	Jagan Teki <jagan@amarulasolutions.com>
Subject: [PATCH 09/11] drm: bridge: samsung-dsim: Add input_bus_flags
Date: Fri,  8 Apr 2022 21:51:06 +0530	[thread overview]
Message-ID: <20220408162108.184583-10-jagan@amarulasolutions.com> (raw)
In-Reply-To: <20220408162108.184583-1-jagan@amarulasolutions.com>

eLCDIF is expecting to have input_bus_flags as DE_LOW in order to
set active low during valid data transfer on each horizontal line.

Add DE_LOW flag via drm bridge timings.

v1:
* none

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
 drivers/gpu/drm/bridge/samsung-dsim.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c
index 02802526f82f..71bbaf19f530 100644
--- a/drivers/gpu/drm/bridge/samsung-dsim.c
+++ b/drivers/gpu/drm/bridge/samsung-dsim.c
@@ -1543,6 +1543,10 @@ __weak void samsung_dsim_plat_remove(struct samsung_dsim *priv)
 {
 }
 
+static const struct drm_bridge_timings samsung_dsim_bridge_timings = {
+	.input_bus_flags = DRM_BUS_FLAG_DE_LOW,
+};
+
 static int samsung_dsim_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
@@ -1622,6 +1626,7 @@ static int samsung_dsim_probe(struct platform_device *pdev)
 
 	dsi->bridge.funcs = &samsung_dsim_bridge_funcs;
 	dsi->bridge.of_node = dev->of_node;
+	dsi->bridge.timings = &samsung_dsim_bridge_timings;
 	dsi->bridge.type = DRM_MODE_CONNECTOR_DSI;
 
 	if (dsi->driver_data->platform_init) {
-- 
2.25.1


  parent reply	other threads:[~2022-04-08 16:23 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20220408162213eucas1p158d7c7ee27006a61d4af95d3c72c58e3@eucas1p1.samsung.com>
2022-04-08 16:20 ` [PATCH 00/11] drm: bridge: Add Samsung MIPI DSIM bridge Jagan Teki
2022-04-08 16:20   ` [PATCH 01/11] drm: bridge: Add Samsung DSIM bridge driver Jagan Teki
2022-04-12  9:45     ` Marek Szyprowski
2022-05-04  9:16       ` Jagan Teki
2022-05-04  9:44         ` Marek Szyprowski
2022-04-08 16:20   ` [PATCH 02/11] drm: bridge: samsung-dsim: Handle platform init via driver_data Jagan Teki
2022-04-12  9:55     ` Marek Szyprowski
2022-04-08 16:21   ` [PATCH 03/11] drm: bridge: samsung-dsim: Mark PHY as optional Jagan Teki
2022-04-08 16:21   ` [PATCH 04/11] drm: bridge: samsung-dsim: Add DSI init in bridge pre_enable() Jagan Teki
2022-04-11 12:23     ` Adam Ford
2022-04-08 16:21   ` [PATCH 05/11] drm: bridge: samsung-dsim: Fix PLL_P (PMS_P) offset Jagan Teki
2022-04-08 16:21   ` [PATCH 06/11] drm: bridge: samsung-dsim: Add module init, exit Jagan Teki
2022-04-08 16:21   ` [PATCH 07/11] drm: bridge: samsung-dsim: Add atomic_check Jagan Teki
2022-04-08 16:21   ` [PATCH 08/11] drm: bridge: samsung-dsim: Add atomic_get_input_bus_fmts Jagan Teki
2022-04-08 16:21   ` Jagan Teki [this message]
2022-04-08 16:21   ` [PATCH 10/11] dt-bindings: display: exynos: dsim: Add NXP i.MX8MM support Jagan Teki
2022-04-10 18:12     ` Laurent Pinchart
2022-04-29  9:40       ` Jagan Teki
2022-04-08 16:21   ` [PATCH 11/11] drm: bridge: samsung-dsim: Add " Jagan Teki
2022-04-10 18:06     ` Laurent Pinchart
2022-04-09  0:25   ` [PATCH 00/11] drm: bridge: Add Samsung MIPI DSIM bridge Tim Harvey
2022-04-11 13:11   ` (EXT) " Alexander Stein
2022-04-11 13:56   ` Marek Szyprowski
2022-04-11 14:39     ` Adam Ford
2022-04-11 15:29       ` Adam Ford
2022-04-11 16:25       ` Marek Szyprowski
2022-04-11 20:26         ` Adam Ford

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