linux-kernel - Re: [PATCH v2 2/2] drm: bridge: Add SN65DSI84 DSI to LVDS bridge

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Message-ID: <CAMty3ZApHx=o5SR14nL62Mc9Skd3a0HJyqsZVW06NBiF7uwR=w@mail.gmail.com>
Date:   Fri, 5 Feb 2021 14:00:37 +0530
From:   Jagan Teki <jagan@...rulasolutions.com>
To:     Marek Vasut <marex@...x.de>
Cc:     Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Rob Herring <robh+dt@...nel.org>,
        Andrzej Hajda <a.hajda@...sung.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        Jonas Karlman <jonas@...boo.se>,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        Sam Ravnborg <sam@...nborg.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-amarula <linux-amarula@...rulasolutions.com>
Subject: Re: [PATCH v2 2/2] drm: bridge: Add SN65DSI84 DSI to LVDS bridge

On Fri, Feb 5, 2021 at 4:50 AM Marek Vasut <marex@...x.de> wrote:
>
> On 2/4/21 11:29 PM, Laurent Pinchart wrote:
> > Hi Jagan,
> >
> > Thank you for the patch.
> >
> > On Wed, Feb 03, 2021 at 12:42:56PM +0530, Jagan Teki wrote:
> >> SN65DSI84 is a Single Channel DSI to Dual-link LVDS bridge from
> >> Texas Instruments.
> >>
> >> SN65DSI83, SN65DSI85 are variants of the same family of bridge
> >> controllers.
> >>
> >> Right now the bridge driver is supporting a single link, dual-link
> >> support requires to initiate I2C Channel B registers.
> >
> > MArek Vasut (on CC) has very recently posted a driver for the SN65DSI86.
> > Should the two drivers be merged together ?
>
> Since Jagan's V1 was out first, I will let Jagan pick whatever might be
> useful from the driver I posted, probably the O(1) clock rate
> calculation and some of the regmap stuff, and once there is some merged
> result, I am happy to test it on my hardware. The DSI83 is I think the
> same as DSI84, except with half of the channels.

Thanks. please wait for the v3 series, we can discuss further on top.

Jagan.