From: Jagan Teki <jagan@amarulasolutions.com>
To: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Fabio Estevam <festevam@gmail.com>,
Michael Tretter <m.tretter@pengutronix.de>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>, Peng Fan <peng.fan@nxp.com>,
Francis Laniel <francis.laniel@amarulasolutions.com>,
Matteo Lisi <matteo.lisi@engicam.com>,
Neil Armstrong <narmstrong@baylibre.com>,
linux-amarula <linux-amarula@amarulasolutions.com>,
linux-kernel <linux-kernel@vger.kernel.org>,
Robert Foss <robert.foss@linaro.org>,
Andrzej Hajda <a.hajda@samsung.com>,
DRI mailing list <dri-devel@lists.freedesktop.org>,
Milco Pratesi <milco.pratesi@engicam.com>,
Anthony Brandon <anthony@amarulasolutions.com>,
linux-phy@lists.infradead.org, Fancy Fang <chen.fang@nxp.com>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE"
<linux-arm-kernel@lists.infradead.org>,
NXP Linux Team <linux-imx@nxp.com>
Subject: Re: [RFC PATCH 2/9] drm: bridge: Add Samsung SEC MIPI DSIM bridge driver
Date: Fri, 25 Jun 2021 13:49:49 +0530 [thread overview]
Message-ID: <CAMty3ZBuPCGYrC=Poucrotvaf3ZT2PnAeCbv-iq7vnQLS=KgNQ@mail.gmail.com> (raw)
In-Reply-To: <YNR+r3G7crWS+wcx@pendragon.ideasonboard.com>
On Thu, Jun 24, 2021 at 6:17 PM Laurent Pinchart
<laurent.pinchart@ideasonboard.com> wrote:
>
> On Thu, Jun 24, 2021 at 06:02:36PM +0530, Jagan Teki wrote:
> > Hi Laurent,
> >
> > On Thu, Jun 24, 2021 at 5:48 PM Laurent Pinchart
> > <laurent.pinchart@ideasonboard.com> wrote:
> > >
> > > Hi Jagan,
> > >
> > > On Thu, Jun 24, 2021 at 05:42:43PM +0530, Jagan Teki wrote:
> > > > On Thu, Jun 24, 2021 at 8:18 AM Fabio Estevam wrote:
> > > > > On Wed, Jun 23, 2021 at 7:23 PM Laurent Pinchart wrote:
> > > > >
> > > > > > Looking at the register set, it seems to match the Exynos 5433,
> > > > > > supported by drivers/gpu/drm/exynos/exynos_drm_dsi.c. Can we leverage
> > > > > > that driver instead of adding a new one for the same IP core ?
> > > > >
> > > > > Yes. there was an attempt from Michael in this direction:
> > > > > https://patchwork.kernel.org/project/dri-devel/cover/20200911135413.3654800-1-m.tretter@pengutronix.de/
> > > >
> > > > Thanks for the reference, I will check it out and see I can send any
> > > > updated versions wrt my i.MX8MM platform.
> > >
> > > Thanks.
> > >
> > > I had a brief look at the exynos driver, and I think it should be turned
> > > into a DRM bridge as part of this rework to be used with the i.MX8MM.
> > >
> > > Is there someone from Samsung who could assist, at least to test the
> > > changes ?
> >
> > I have hardware to verify it on i.MX8MM but from exynos I don't have
> > any contact from Samsung to suggest or test. Maybe I can add Tomasz
> > Figa while sending the changes?
>
> Tomasz hasn't been working for Samsung for a loooong time (I've dropped
> his Samsung address from the CC list for this reason).
Okay. I think exynos drm maintainers might help out here, but not sure of it.
>
> > I understand that there are 2 key implementations.
> >
> > 1. Adjust the exynos_drm_dsi.c by dropping component_ops as i.MX8MM
> > flow with LCDIF doesn't have component_ops (make sure it works with
> > exynos platform first)
>
> I think it should be turned into a real drm_bridge, it's currently
> implemented based on drm_encoder.
Yes, ie what I'm trying for.
Jagan.
next prev parent reply other threads:[~2021-06-25 8:20 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-21 7:24 [RFC PATCH 0/9] arm64: imx8mm: Add MIPI DSI support Jagan Teki
2021-06-21 7:24 ` [RFC PATCH 1/9] dt-bindings: display: bridge: Add Samsung SEC MIPI DSIM bindings Jagan Teki
2021-06-21 17:40 ` Rob Herring
2021-06-21 17:55 ` Laurent Pinchart
2021-06-23 15:44 ` Jagan Teki
2021-06-21 7:24 ` [RFC PATCH 2/9] drm: bridge: Add Samsung SEC MIPI DSIM bridge driver Jagan Teki
2021-06-23 22:22 ` Laurent Pinchart
2021-06-24 2:48 ` Fabio Estevam
2021-06-24 8:30 ` Krzysztof Kozlowski
2021-06-28 8:19 ` Frieder Schrempf
2021-06-30 10:21 ` Jagan Teki
2021-06-24 12:12 ` Jagan Teki
2021-06-24 12:17 ` Laurent Pinchart
2021-06-24 12:32 ` Jagan Teki
2021-06-24 12:46 ` Fabio Estevam
2021-06-24 12:46 ` Laurent Pinchart
2021-06-25 8:19 ` Jagan Teki [this message]
2021-06-25 9:21 ` Krzysztof Kozlowski
2021-06-25 10:08 ` Jagan Teki
2021-06-25 10:27 ` Krzysztof Kozlowski
2021-06-24 12:11 ` Jagan Teki
2021-06-21 7:24 ` [RFC PATCH 3/9] dt-bindings: phy: Add SEC DSIM DPHY bindings Jagan Teki
2021-06-21 17:40 ` Rob Herring
2021-06-22 16:56 ` Rob Herring
2021-06-21 7:24 ` [RFC PATCH 4/9] phy: samsung: Add SEC DSIM DPHY driver Jagan Teki
2021-06-24 8:45 ` Krzysztof Kozlowski
2021-06-21 7:24 ` [RFC PATCH 5/9] soc: imx8mm: blk-ctl: Add MIPI DPHY reset enable Jagan Teki
2021-06-21 7:24 ` [RFC PATCH 6/9] arm64: dts: imx8mm: Add display mix blk ctl Jagan Teki
2021-06-21 7:24 ` [RFC PATCH 7/9] arm64: dts: imx8mm: Add eLCDIF node support Jagan Teki
2021-06-22 3:09 ` Adam Ford
2021-06-22 13:59 ` Jagan Teki
2021-06-21 7:24 ` [RFC PATCH 8/9] arm64: dts: imx8mm: Add MIPI DSI pipeline Jagan Teki
2021-06-22 3:02 ` Adam Ford
2021-06-21 7:24 ` [RFC PATCH 9/9] arm64: dts: imx8mm-icore: Enable LVDS panel for EDIMM2.2 Jagan Teki
2021-06-29 7:10 ` [RFC PATCH 0/9] arm64: imx8mm: Add MIPI DSI support Peng Fan (OSS)
2021-06-30 12:24 ` Jagan Teki
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