Re: [PATCH v2 0/2] r8a7742-iwg21d-q7-dbcm: Add support for ov7725 sensors

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Hi Prabhakar,

On Wed, Nov 25, 2020 at 6:23 PM Lad, Prabhakar
<prabhakar.csengg@xxxxxxxxx> wrote:
> On Wed, Nov 25, 2020 at 4:32 PM Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
> > On Wed, Nov 25, 2020 at 5:26 PM Prabhakar Mahadev Lad
> > <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx> wrote:
> > > > -----Original Message-----
> > > > From: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
> > > > Sent: 25 November 2020 16:21
> > > > To: Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> > > > Cc: Magnus Damm <magnus.damm@xxxxxxxxx>; Rob Herring <robh+dt@xxxxxxxxxx>; Linux-Renesas <linux-
> > > > renesas-soc@xxxxxxxxxxxxxxx>; open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS
> > > > <devicetree@xxxxxxxxxxxxxxx>; Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>; Biju Das
> > > > <biju.das.jz@xxxxxxxxxxxxxx>; Prabhakar <prabhakar.csengg@xxxxxxxxx>
> > > > Subject: Re: [PATCH v2 0/2] r8a7742-iwg21d-q7-dbcm: Add support for ov7725 sensors
> > > >
> > > > On Wed, Nov 25, 2020 at 2:02 PM Lad Prabhakar
> > > > <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx> wrote:
> > > > > This patch set enables to connect ov7725 sensors on iWave-RZ/G1H Qseven
> > > > > board.
> > > >
> > > > Thanks for your series!
> > > >
> > > > Do you think it's a valid use case to mix and match ov5640 and ov7725
> > > > cameras? E.g. connect two of each?
> > > >
> > > Yes that is valid case to mix and match. Do you want me to make it configurable too ?
> >
> > If this is a valid use case, then please do so.
> >
> In that case do we still want to keep the ov7725/ov5640 nodes in
> separate dtsi  ?

You can, if you define only a single camera in each include file,
and #include four camera include files, with some #define/#undef-ery
around each #include.

Cfr. my suggestion in
https://lore.kernel.org/linux-renesas-soc/CAMuHMdXAB-eUAMSeptptajr0eReHXHFuoR5HZkB-X+AKBUsyxA@xxxxxxxxxxxxxx/

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds



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