From: Laurent Pinchart <laurent.pinchart-ryLnwIuWjnjg/C1BVhZhaw@public.gmane.org>
To: Tomi Valkeinen <tomi.valkeinen-l0cyMroinI0@public.gmane.org>
Cc: Grant Likely
<grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Philipp Zabel <p.zabel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
Russell King - ARM Linux
<linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>,
Mauro Carvalho Chehab
<m.chehab-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Sylwester Nawrocki
<s.nawrocki-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Kyungmin Park
<kyungmin.park-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-media-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Guennadi Liakhovetski
<g.liakhovetski-Mmb7MZpHnFY@public.gmane.org>,
Philipp Zabel
<philipp.zabel-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH v4 1/3] [media] of: move graph helpers from drivers/media/v4l2-core to drivers/of
Date: Fri, 21 Mar 2014 15:13:38 +0100 [thread overview]
Message-ID: <1755937.SSGT2MZJMC@avalon> (raw)
In-Reply-To: <532C408D.4070002-l0cyMroinI0@public.gmane.org>
[-- Attachment #1: Type: text/plain, Size: 828 bytes --]
Hi Tomi,
On Friday 21 March 2014 15:37:17 Tomi Valkeinen wrote:
> On 21/03/14 00:32, Laurent Pinchart wrote:
> > The OF graph bindings documentation could just specify the ports node as
> > optional and mandate individual device bindings to specify it as mandatory
> > or forbidden (possibly with a default behaviour to avoid making all
> > device bindings too verbose).
>
> Isn't it so that if the device has one port, it can always do without
> 'ports', but if it has multiple ports, it always has to use 'ports' so
> that #address-cells and #size-cells can be defined?
You can put the #address-cells and #size-cells property in the device node
directly without requiring a ports subnode.
> If so, there's nothing left for the individual device bindings to decide.
--
Regards,
Laurent Pinchart
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WARNING: multiple messages have this Message-ID (diff)
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Grant Likely <grant.likely@linaro.org>,
Philipp Zabel <p.zabel@pengutronix.de>,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
Mauro Carvalho Chehab <m.chehab@samsung.com>,
Rob Herring <robh+dt@kernel.org>,
Sylwester Nawrocki <s.nawrocki@samsung.com>,
Kyungmin Park <kyungmin.park@samsung.com>,
linux-kernel@vger.kernel.org, linux-media@vger.kernel.org,
devicetree@vger.kernel.org,
Guennadi Liakhovetski <g.liakhovetski@gmx.de>,
Philipp Zabel <philipp.zabel@gmail.com>
Subject: Re: [PATCH v4 1/3] [media] of: move graph helpers from drivers/media/v4l2-core to drivers/of
Date: Fri, 21 Mar 2014 15:13:38 +0100 [thread overview]
Message-ID: <1755937.SSGT2MZJMC@avalon> (raw)
In-Reply-To: <532C408D.4070002@ti.com>
[-- Attachment #1: Type: text/plain, Size: 828 bytes --]
Hi Tomi,
On Friday 21 March 2014 15:37:17 Tomi Valkeinen wrote:
> On 21/03/14 00:32, Laurent Pinchart wrote:
> > The OF graph bindings documentation could just specify the ports node as
> > optional and mandate individual device bindings to specify it as mandatory
> > or forbidden (possibly with a default behaviour to avoid making all
> > device bindings too verbose).
>
> Isn't it so that if the device has one port, it can always do without
> 'ports', but if it has multiple ports, it always has to use 'ports' so
> that #address-cells and #size-cells can be defined?
You can put the #address-cells and #size-cells property in the device node
directly without requiring a ports subnode.
> If so, there's nothing left for the individual device bindings to decide.
--
Regards,
Laurent Pinchart
[-- Attachment #2: This is a digitally signed message part. --]
[-- Type: application/pgp-signature, Size: 490 bytes --]
next prev parent reply other threads:[~2014-03-21 14:13 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-25 14:58 [PATCH v4 0/3] Move device tree graph parsing helpers to drivers/of Philipp Zabel
[not found] ` < 1393340304-19005-2-git-send-email-p.zabel@pengutronix.de>
[not found] ` <20140226113729. A9D5AC40A89@trevor.secretlab.ca>
[not found] ` < 1393340304-19005-4-git-send-email-p.zabel@pengutronix.de>
[not found] ` < 1393428297.3248.92.camel@paszta.hi.pengutronix.de>
[not found] ` <20140307171804. EF245C40A32@trevor.secretlab.ca>
[not found] ` < 20140226113729.A9D5AC40A89@trevor.secretlab.ca>
2014-02-25 14:58 ` [PATCH v4 1/3] [media] of: move graph helpers from drivers/media/v4l2-core " Philipp Zabel
2014-02-26 11:37 ` Grant Likely
2014-02-26 11:37 ` Grant Likely
2014-02-26 15:24 ` Philipp Zabel
2014-03-07 17:18 ` Grant Likely
2014-03-08 10:46 ` Tomi Valkeinen
2014-03-08 10:46 ` Tomi Valkeinen
2014-03-08 12:23 ` Grant Likely
2014-03-08 15:50 ` Laurent Pinchart
2014-03-20 22:23 ` Grant Likely
[not found] ` <20140320222347.CAB6DC412EA-WNowdnHR2B42iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2014-03-20 22:32 ` Laurent Pinchart
2014-03-20 22:32 ` Laurent Pinchart
2014-03-21 13:37 ` Tomi Valkeinen
2014-03-21 13:37 ` Tomi Valkeinen
2014-03-21 14:10 ` Sylwester Nawrocki
[not found] ` <532C408D.4070002-l0cyMroinI0@public.gmane.org>
2014-03-21 14:13 ` Laurent Pinchart [this message]
2014-03-21 14:13 ` Laurent Pinchart
2014-03-21 14:22 ` Tomi Valkeinen
2014-03-21 14:22 ` Tomi Valkeinen
[not found] ` <532C4B3C.4030406-l0cyMroinI0@public.gmane.org>
2014-03-21 14:30 ` Laurent Pinchart
2014-03-21 14:30 ` Laurent Pinchart
2014-03-10 6:34 ` Tomi Valkeinen
2014-03-10 6:34 ` Tomi Valkeinen
2014-03-20 22:26 ` Grant Likely
2014-03-08 12:07 ` Philipp Zabel
[not found] ` <CA+gwMcfgKre8S4KHPvTVuAuz672aehGrN1UfFpwKAueTAcrMZQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-03-08 15:54 ` Laurent Pinchart
2014-03-08 15:54 ` Laurent Pinchart
2014-03-10 6:00 ` Tomi Valkeinen
2014-03-10 6:00 ` Tomi Valkeinen
[not found] ` <531D54E2.8030303-l0cyMroinI0@public.gmane.org>
2014-03-10 13:57 ` Laurent Pinchart
2014-03-10 13:57 ` Laurent Pinchart
2014-03-10 8:58 ` Andrzej Hajda
2014-03-10 8:58 ` Andrzej Hajda
[not found] ` <531D7E9F.3090708-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2014-03-10 9:29 ` Tomi Valkeinen
2014-03-10 9:29 ` Tomi Valkeinen
2014-03-10 11:42 ` Laurent Pinchart
2014-03-10 11:42 ` Laurent Pinchart
2014-03-11 13:55 ` Andrzej Hajda
2014-03-11 13:55 ` Andrzej Hajda
2014-03-20 22:33 ` Grant Likely
2014-03-20 22:33 ` Grant Likely
2014-02-25 14:58 ` [PATCH v4 2/3] [media] of: move common endpoint parsing " Philipp Zabel
2014-02-25 14:58 ` [PATCH v4 3/3] Documentation: of: Document graph bindings Philipp Zabel
2014-02-26 13:14 ` Tomi Valkeinen
2014-02-26 13:14 ` Tomi Valkeinen
2014-02-26 14:57 ` Philipp Zabel
[not found] ` <1393426623.3248.70.camel-+qGW7pzALmz7o/J7KWpOmN53zsg1cpMQ@public.gmane.org>
2014-02-26 14:50 ` Tomi Valkeinen
2014-02-26 14:50 ` Tomi Valkeinen
2014-02-26 15:47 ` Philipp Zabel
[not found] ` <1393429676.3248.110.camel-+qGW7pzALmz7o/J7KWpOmN53zsg1cpMQ@public.gmane.org>
2014-02-27 8:08 ` Tomi Valkeinen
2014-02-27 8:08 ` Tomi Valkeinen
2014-02-27 10:52 ` Philipp Zabel
2014-02-27 10:41 ` Tomi Valkeinen
2014-02-27 10:41 ` Tomi Valkeinen
[not found] ` < 530DFF4C.8080807@ti.com>
[not found] ` <530DFF4C.8080807-l0cyMroinI0@public.gmane.org>
2014-03-07 18:11 ` Grant Likely
2014-03-07 18:11 ` Grant Likely
2014-03-08 9:35 ` Tomi Valkeinen
2014-03-08 9:35 ` Tomi Valkeinen
2014-03-08 12:25 ` Grant Likely
2014-03-08 15:43 ` Laurent Pinchart
2014-03-10 6:53 ` Tomi Valkeinen
2014-03-10 6:53 ` Tomi Valkeinen
[not found] ` <531D6178.3070906-l0cyMroinI0@public.gmane.org>
2014-03-11 13:47 ` Sylwester Nawrocki
2014-03-11 13:47 ` Sylwester Nawrocki
2014-03-07 17:20 ` Grant Likely
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