From: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
To: Rob Herring <robh@kernel.org>
Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org,
linux-staging@lists.linux.dev,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Chen-Yu Tsai <wens@csie.org>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Samuel Holland <samuel@sholland.org>,
Sakari Ailus <sakari.ailus@linux.intel.com>,
Hans Verkuil <hans.verkuil@cisco.com>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Subject: Re: [PATCH v3 2/4] dt-bindings: media: sun6i-a31-csi: Add ISP output port
Date: Tue, 19 Apr 2022 15:35:40 +0200 [thread overview]
Message-ID: <Yl66rM5DRlp9ZLc1@aptenodytes> (raw)
In-Reply-To: <Yl60TLYX+Cgkvb00@robh.at.kernel.org>
[-- Attachment #1: Type: text/plain, Size: 2206 bytes --]
Hi Rob,
On Tue 19 Apr 22, 08:08, Rob Herring wrote:
> On Fri, Apr 15, 2022 at 05:37:06PM +0200, Paul Kocialkowski wrote:
> > Some Allwinner devices come with an Image Signal Processor (ISP) that
> > allows processing camera data to produce good-looking images,
> > especially from raw bayer representations.
> >
> > The ISP does not have a dedicated capture path: it is fed directly by
> > one of the CSI controllers, which can be selected at run-time.
> >
> > Represent this possibility as a graph connection between the CSI
> > controller and the ISP in the device-tree bindings.
> >
> > Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
> > ---
> > .../bindings/media/allwinner,sun6i-a31-csi.yaml | 14 ++++++++++++++
> > 1 file changed, 14 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-csi.yaml b/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-csi.yaml
> > index 53aa6dbe8e2c..1b41a6008195 100644
> > --- a/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-csi.yaml
> > +++ b/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-csi.yaml
> > @@ -87,6 +87,20 @@ properties:
> >
> > additionalProperties: false
> >
> > + port@2:
> > + $ref: /schemas/graph.yaml#/$defs/port-base
>
> If there are not any custom properties, then use
> '/schemas/graph.yaml#/properties/port' and drop the 'properties' below.
That's right, nothing specific about it. It just represents an internal
FIFO between the different blocks.
Thanks, I think this also applies to a number of other bindings I submitted
in these series.
Paul
> > + description: ISP output port
> > +
> > + properties:
> > + reg:
> > + const: 2
> > +
> > + endpoint:
> > + $ref: /schemas/graph.yaml#/$defs/endpoint-base
> > + unevaluatedProperties: false
> > +
> > + additionalProperties: false
> > +
> > anyOf:
> > - required:
> > - port@0
> > --
> > 2.35.2
> >
> >
--
Paul Kocialkowski, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com
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next prev parent reply other threads:[~2022-04-19 13:35 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-15 15:37 [PATCH v3 0/4] Allwinner A31/A83T MIPI CSI-2 and A31 ISP / ISP Driver Paul Kocialkowski
2022-04-15 15:37 ` [PATCH v3 1/4] dt-bindings: media: Add Allwinner A31 ISP bindings documentation Paul Kocialkowski
2022-04-16 1:59 ` Samuel Holland
2022-04-19 9:45 ` Paul Kocialkowski
2022-04-19 13:48 ` Rob Herring
2022-04-16 22:17 ` Rob Herring
2022-04-15 15:37 ` [PATCH v3 2/4] dt-bindings: media: sun6i-a31-csi: Add ISP output port Paul Kocialkowski
2022-04-19 13:08 ` Rob Herring
2022-04-19 13:35 ` Paul Kocialkowski [this message]
2022-04-15 15:37 ` [PATCH v3 3/4] staging: media: Add support for the Allwinner A31 ISP Paul Kocialkowski
2022-04-20 7:42 ` Dan Carpenter
2022-04-20 7:50 ` Paul Kocialkowski
2022-04-20 8:51 ` Dan Carpenter
2022-04-20 8:53 ` Dan Carpenter
2022-04-28 12:14 ` Sakari Ailus
2022-04-28 14:30 ` Paul Kocialkowski
2022-04-28 21:07 ` Sakari Ailus
2022-05-20 14:57 ` Paul Kocialkowski
2022-05-22 17:34 ` Laurent Pinchart
2022-05-23 12:51 ` Paul Kocialkowski
2022-05-23 13:27 ` Laurent Pinchart
2022-05-24 12:37 ` Paul Kocialkowski
2022-04-15 15:37 ` [PATCH v3 4/4] MAINTAINERS: Add entry for the Allwinner A31 ISP driver Paul Kocialkowski
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