From: jacopo mondi <jacopo@jmondi.org>
To: Sakari Ailus <sakari.ailus@linux.intel.com>
Cc: devicetree@vger.kernel.org, robh+dt@kernel.org,
linux-renesas-soc@vger.kernel.org, horms@verge.net.au,
geert@glider.be, laurent.pinchart@ideasonboard.com,
niklas.soderlund@ragnatech.se,
Jacopo Mondi <jacopo+renesas@jmondi.org>,
mchehab@kernel.org, hans.verkuil@cisco.com,
linux-arm-kernel@lists.infradead.org,
linux-media@vger.kernel.org
Subject: Re: [PATCH v3 2/8] dt-bindings: media: Document data-enable-active property
Date: Fri, 1 Jun 2018 16:58:27 +0200 [thread overview]
Message-ID: <20180601145827.GG10472@w540> (raw)
In-Reply-To: <20180601102910.3qhe6bhg3w263chq@paasikivi.fi.intel.com>
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Hi Sakari,
On Fri, Jun 01, 2018 at 01:29:10PM +0300, Sakari Ailus wrote:
> Hi Jacopo,
>
> Thanks for the patch.
>
> On Tue, May 29, 2018 at 05:05:53PM +0200, Jacopo Mondi wrote:
> > Add 'data-enable-active' property to endpoint node properties list.
> >
> > The property allows to specify the polarity of the data-enable signal, which
> > when in active state determinates when data lanes have to sampled for valid
> > pixel data.
>
> Lanes or lines? I understand this is forthe parallel interface.
>
Now I'm confused. Are the parallel data 'lines' and the CSI-2 one
'lanes'? I thought 'lanes' applies to both.. am I wrong?
Thanks
j
> >
> > Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
> > ---
> > v3:
> > - new patch
> > ---
> > Documentation/devicetree/bindings/media/video-interfaces.txt | 2 ++
> > 1 file changed, 2 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/media/video-interfaces.txt b/Documentation/devicetree/bindings/media/video-interfaces.txt
> > index 258b8df..9839d26 100644
> > --- a/Documentation/devicetree/bindings/media/video-interfaces.txt
> > +++ b/Documentation/devicetree/bindings/media/video-interfaces.txt
> > @@ -109,6 +109,8 @@ Optional endpoint properties
> > Note, that if HSYNC and VSYNC polarities are not specified, embedded
> > synchronization may be required, where supported.
> > - data-active: similar to HSYNC and VSYNC, specifies data line polarity.
> > +- data-enable-active: similar to HSYNC and VSYNC, specifies the data enable
> > + signal polarity.
> > - field-even-active: field signal level during the even field data transmission.
> > - pclk-sample: sample data on rising (1) or falling (0) edge of the pixel clock
> > signal.
>
> --
> Sakari Ailus
> sakari.ailus@linux.intel.com
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next prev parent reply other threads:[~2018-06-01 14:58 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-29 15:05 [PATCH v3 0/8] media: rcar-vin: Brush endpoint properties Jacopo Mondi
2018-05-29 15:05 ` [PATCH v3 1/8] dt-bindings: media: rcar-vin: Describe optional ep properties Jacopo Mondi
2018-05-31 3:13 ` Rob Herring
2018-05-29 15:05 ` [PATCH v3 2/8] dt-bindings: media: Document data-enable-active property Jacopo Mondi
2018-05-31 3:14 ` Rob Herring
2018-06-01 10:29 ` Sakari Ailus
2018-06-01 14:58 ` jacopo mondi [this message]
2018-06-01 22:35 ` Sakari Ailus
2018-05-29 15:05 ` [PATCH v3 3/8] media: v4l2-fwnode: parse 'data-enable-active' prop Jacopo Mondi
2018-06-04 12:08 ` Niklas Söderlund
2018-05-29 15:05 ` [PATCH v3 4/8] dt-bindings: media: rcar-vin: Add 'data-enable-active' Jacopo Mondi
2018-05-31 3:16 ` Rob Herring
2018-06-04 12:10 ` Niklas Söderlund
2018-05-29 15:05 ` [PATCH v3 5/8] media: rcar-vin: Handle data-enable polarity Jacopo Mondi
2018-06-04 12:13 ` Niklas Söderlund
2018-05-29 15:05 ` [PATCH v3 6/8] dt-bindings: rcar-vin: Add 'hsync-as-de' custom prop Jacopo Mondi
2018-05-31 3:17 ` Rob Herring
2018-06-04 12:19 ` Niklas Söderlund
2018-06-12 13:29 ` jacopo mondi
2018-05-29 15:05 ` [PATCH v3 7/8] media: rcar-vin: Handle 'hsync-as-de' property Jacopo Mondi
2018-05-29 15:05 ` [PATCH v3 8/8] ARM: dts: rcar-gen2: Remove unused VIN properties Jacopo Mondi
2018-05-31 3:17 ` Rob Herring
2018-06-04 12:23 ` Niklas Söderlund
2018-06-05 7:49 ` Simon Horman
2018-06-05 8:12 ` jacopo mondi
2018-06-05 8:23 ` Geert Uytterhoeven
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