From: spanda-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org
To: Stephen Boyd <sboyd-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
ryadav-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-msm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org,
robdclark-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
nganji-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
seanpaul-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org,
abhinavk-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
hoegsberg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org,
freedreno-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org,
jsanka-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
chandanu-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org
Subject: Re: [PATCH v8 2/4] dt-bindings: drm/bridge: Document sn65dsi86 bridge bindings
Date: Wed, 13 Jun 2018 16:37:59 +0530 [thread overview]
Message-ID: <cafc300f90e5b9457442eb9301b13cef@codeaurora.org> (raw)
In-Reply-To: <152879229054.16708.14050561301794900607-n1Xw8LXHxjTHt/MElyovVYaSKrA+ACpX0E9HWUfgJXw@public.gmane.org>
On 2018-06-12 14:01, Stephen Boyd wrote:
> Quoting spanda@codeaurora.org (2018-06-05 21:50:16)
>> On 2018-06-05 20:50, Rob Herring wrote:
>> > On Tue, Jun 05, 2018 at 11:10:16AM +0530, Sandeep Panda wrote:
>> >> Document the bindings used for the sn65dsi86 DSI to eDP bridge.
> [...]
>> >> and
>> >> + the second cell is used to specify flags.
>> >> + See ../../gpio/gpio.txt for more information.
>> >> +- #pwm-cells : Should be one. See ../../pwm/pwm.txt for description
>> >> of
>> >> + the cell formats.
>> >> +
>> >> +- clock-names: should be "refclk"
>> >> +- clocks: Specification for input reference clock. The reference
>> >> + clock rate must be 12 MHz, 19.2 MHz, 26 MHz, 27 MHz or 38.4 MHz.
>> >> +
>> >> +- lane-mapping: Specification to describe the logical to physical
>> >> lane
>> >
>> > As I mentioned in v7, we already have a property for this. It's called
>> > 'data-lanes' and defined in media/video-interfaces.txt. Use that. If
>> > you
>> > need polarity too, then add a property for that. And add it to
>> > video-interfaces.txt.
>>
>> The data-lanes property mentioned in media/video-interfaces.txt is
>> referring
>> to DSI/CSI lanes where assumption is clock lane is fixed at index 0.
>> But
>> here
>> the we want to mention about eDP lanes which do not have dedicated
>> clock
>> lane.
>> So can we still use the existing data-lanes property here?
>
> Why is that a problem? It's just a property name.
>
> There are data-lanes and clock-lanes properties in the
> video-interfaces.txt file by the way. It would be nice if that document
> could be updated for displayport and DSI (e.g. clock-noncontinuous or
> link-frequencies) or even just mention in there that these can apply to
> DSI and displayport too.
For this current review, i have modified the property description to
point to media/video.txt for explanation.
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next prev parent reply other threads:[~2018-06-13 11:07 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-05 5:40 [PATCH v8 0/4] Add suppport for sn65dsi86 bridge chip and Innolux 2k edp panel Sandeep Panda
[not found] ` <1528177218-1051-1-git-send-email-spanda-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-06-05 5:40 ` Sandeep Panda
2018-06-05 5:40 ` [PATCH v8 1/4] drm/bridge: add support for sn65dsi86 bridge driver Sandeep Panda
2018-06-05 11:17 ` Vinod
2018-06-05 22:32 ` Sean Paul
2018-06-05 22:59 ` Sean Paul
2018-06-13 11:05 ` spanda-sgV2jX0FEOL9JmXXK+q4OQ
[not found] ` <1528177218-1051-3-git-send-email-spanda-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-06-11 23:35 ` Stephen Boyd
[not found] ` <152876014663.16708.2127612105617872452-n1Xw8LXHxjTHt/MElyovVYaSKrA+ACpX0E9HWUfgJXw@public.gmane.org>
2018-06-13 11:06 ` spanda-sgV2jX0FEOL9JmXXK+q4OQ
2018-06-05 5:40 ` [PATCH v8 2/4] dt-bindings: drm/bridge: Document sn65dsi86 bridge bindings Sandeep Panda
[not found] ` <1528177218-1051-4-git-send-email-spanda-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-06-05 15:20 ` Rob Herring
2018-06-06 4:50 ` spanda-sgV2jX0FEOL9JmXXK+q4OQ
[not found] ` <75aab08baeecd381f573603a253dbbf1-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-06-12 8:31 ` Stephen Boyd
[not found] ` <152879229054.16708.14050561301794900607-n1Xw8LXHxjTHt/MElyovVYaSKrA+ACpX0E9HWUfgJXw@public.gmane.org>
2018-06-13 11:07 ` spanda-sgV2jX0FEOL9JmXXK+q4OQ [this message]
2018-06-12 8:20 ` Stephen Boyd
2018-06-13 11:08 ` spanda-sgV2jX0FEOL9JmXXK+q4OQ
2018-06-05 5:40 ` [PATCH v8 3/4] drm/panel: add Innolux TV123WAM panel driver support Sandeep Panda
[not found] ` <1528177218-1051-5-git-send-email-spanda-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
2018-06-05 22:14 ` Sean Paul
2018-06-05 5:40 ` [PATCH v8 4/4] dt-bindings: drm/panel: Document Innolux TV123WAM panel bindings Sandeep Panda
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