From mboxrd@z Thu Jan  1 00:00:00 1970
From: Geert Uytterhoeven <geert@linux-m68k.org>
Subject: Re: [PATCH 3/9] Doc/DT: Add DT binding documentation for DVI Connector
Date: Tue, 11 Mar 2014 09:00:12 +0100
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To: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, Linux Fbdev development list <linux-fbdev@vger.kernel.org>, Russell King - ARM Linux <linux@arm.linux.org.uk>, DRI Development <dri-devel@lists.freedesktop.org>, Andrzej Hajda <a.hajda@samsung.com>, Rob Herring <robherring2@gmail.com>, Laurent Pinchart <laurent.pinchart@ideasonboard.com>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org>, Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
List-Id: devicetree@vger.kernel.org

On Tue, Mar 11, 2014 at 7:39 AM, Tomi Valkeinen <tomi.valkeinen@ti.com> wrote:
> On 10/03/14 23:45, Rob Herring wrote:
>> I like this proposal over the others. Although, would dual link be a
>
> I don't like inferring the information. With the above, you can't find
> out that the DVI connector has digital and analog support before all the
> drivers are loaded.
>
>> single endpoint or 2 endpoints? How would you differentiate that?
>
> Hmm, well endpoints for a single port are exclusive. So it's either a
> single port and a single endpoint, or two ports and two endpoints. I
> think dual link has to be single port & endpoint, as the TMDS links need
> to be driven together as a single bus.
>
> And dual-link is not really "two links". DVI dual-link means 1 clock
> lane and 6 data lanes, compared to 1 clock lane and 3 data lanes for
> single-link.

What about having a property for the number of data lanes?

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

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