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>,
Tommaso Merciai <tommaso.merciai@amarulasolutions.com>,
Marek Vasut <marex@denx.de>
Cc: Matteo Lisi <matteo.lisi@engicam.com>,
dri-devel@lists.freedesktop.org,
linux-samsung-soc@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
NXP Linux Team <linux-imx@nxp.com>,
linux-amarula <linux-amarula@amarulasolutions.com>,
Jagan Teki <jagan@amarulasolutions.com>
Subject: [PATCH v4 10/12] drm: bridge: samsung-dsim: Add input_bus_flags
Date: Tue, 30 Aug 2022 00:10:29 +0530 [thread overview]
Message-ID: <20220829184031.1863663-11-jagan@amarulasolutions.com> (raw)
In-Reply-To: <20220829184031.1863663-1-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.
v4, v3, v2:
* none
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 871cc8cc5352..f3b5e265b027 100644
--- a/drivers/gpu/drm/bridge/samsung-dsim.c
+++ b/drivers/gpu/drm/bridge/samsung-dsim.c
@@ -1593,6 +1593,10 @@ __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;
@@ -1672,6 +1676,7 @@ 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->quirks & DSIM_QUIRK_PLAT_DATA)
--
2.25.1
next prev parent reply other threads:[~2022-08-29 18:42 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-29 18:40 [PATCH v4 00/12] drm: bridge: Add Samsung MIPI DSIM bridge Jagan Teki
2022-08-29 18:40 ` [PATCH v4 01/12] drm: exynos: dsi: Restore proper bridge chain order Jagan Teki
2022-08-29 18:40 ` [PATCH v4 03/12] drm: bridge: samsung-dsim: Lookup OF-graph or Child node devices Jagan Teki
2022-08-29 18:40 ` [PATCH v4 04/12] drm: bridge: samsung-dsim: Handle platform init via driver_data Jagan Teki
2022-08-29 18:40 ` [PATCH v4 05/12] drm: bridge: samsung-dsim: Mark PHY as optional Jagan Teki
2022-08-29 18:40 ` [PATCH v4 06/12] drm: bridge: samsung-dsim: Handle proper DSI host initialization Jagan Teki
2022-08-29 18:40 ` [PATCH v4 07/12] drm: bridge: samsung-dsim: Fix PLL_P (PMS_P) offset Jagan Teki
2022-08-29 19:42 ` Adam Ford
2022-09-14 8:22 ` Jagan Teki
2022-08-29 18:40 ` [PATCH v4 08/12] drm: bridge: samsung-dsim: Add atomic_check Jagan Teki
2022-08-29 18:40 ` [PATCH v4 09/12] drm: bridge: samsung-dsim: Add atomic_get_input_bus_fmts Jagan Teki
2022-08-29 18:40 ` Jagan Teki [this message]
2022-08-29 18:40 ` [PATCH v4 11/12] dt-bindings: display: exynos: dsim: Add NXP i.MX8MM support Jagan Teki
2022-08-29 18:40 ` [PATCH v4 12/12] drm: bridge: samsung-dsim: Add " Jagan Teki
[not found] ` <CGME20220829184118eucas1p2cda47fa166cafcb904800a55a5f66180@eucas1p2.samsung.com>
[not found] ` <20220829184031.1863663-3-jagan@amarulasolutions.com>
2022-09-02 10:47 ` [PATCH v4 02/12] drm: bridge: Add Samsung DSIM bridge driver Marek Szyprowski
2022-09-05 11:24 ` Marek Szyprowski
2022-09-06 19:07 ` Jagan Teki
2022-09-07 10:04 ` Marek Szyprowski
2022-09-12 14:52 ` Frieder Schrempf
2022-09-13 17:29 ` Jagan Teki
2022-09-14 9:21 ` Marek Szyprowski
2022-09-14 9:39 ` Jagan Teki
2022-09-16 8:28 ` Marek Szyprowski
2022-09-16 10:21 ` Jagan Teki
2022-09-19 6:22 ` Marek Szyprowski
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