linux-kernel - Re: [RFC PATCH 2/9] drm: bridge: Add Samsung SEC MIPI DSIM bridge driver

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Message-ID: <CAMty3ZAtObU-bf6FuxvSBaZn2cotj_NxASW9g9on-kBJ7iW3OA@mail.gmail.com>
Date:   Thu, 24 Jun 2021 17:42:43 +0530
From:   Jagan Teki <jagan@...rulasolutions.com>
To:     Fabio Estevam <festevam@...il.com>
Cc:     Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Michael Tretter <m.tretter@...gutronix.de>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>, Peng Fan <peng.fan@....com>,
        Francis Laniel <francis.laniel@...rulasolutions.com>,
        Matteo Lisi <matteo.lisi@...icam.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        linux-amarula <linux-amarula@...rulasolutions.com>,
        Tomasz Figa <t.figa@...sung.com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Robert Foss <robert.foss@...aro.org>,
        Andrzej Hajda <a.hajda@...sung.com>,
        DRI mailing list <dri-devel@...ts.freedesktop.org>,
        Milco Pratesi <milco.pratesi@...icam.com>,
        Anthony Brandon <anthony@...rulasolutions.com>,
        linux-phy@...ts.infradead.org, Fancy Fang <chen.fang@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        NXP Linux Team <linux-imx@....com>
Subject: Re: [RFC PATCH 2/9] drm: bridge: Add Samsung SEC MIPI DSIM bridge driver

Hi Fabio,

On Thu, Jun 24, 2021 at 8:18 AM Fabio Estevam <festevam@...il.com> wrote:
>
> Hi Jagan/Laurent,
>
> On Wed, Jun 23, 2021 at 7:23 PM Laurent Pinchart
> <laurent.pinchart@...asonboard.com> 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.

Jagan.