From mboxrd@z Thu Jan  1 00:00:00 1970
From: Maxime Ripard <maxime.ripard@free-electrons.com>
Subject: Re: [PATCH v5 0/5] Add OV5640 parallel interface and RGB565/YUYV
 support
Date: Thu, 11 Jan 2018 13:37:11 +0100
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To: Hugues FRUCHET <hugues.fruchet@st.com>
Cc: Yong Deng <yong.deng@magewell.com>, Steve Longerbeam <slongerbeam@gmail.com>, Sakari Ailus <sakari.ailus@iki.fi>, Hans Verkuil <hverkuil@xs4all.nl>, Mauro Carvalho Chehab <mchehab@kernel.org>, Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, "linux-media@vger.kernel.org" <linux-media@vger.kernel.org>, Benjamin Gaignard <benjamin.gaignard@linaro.org>
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Hi Hugues,

On Wed, Jan 10, 2018 at 03:51:07PM +0000, Hugues FRUCHET wrote:
> Good news Maxime !
>=20
> Have you seen that you can adapt the polarities through devicetree ?
>=20
> +                       /* Parallel bus endpoint */
> +                       ov5640_to_parallel: endpoint {
> [...]
> +                               hsync-active =3D <0>;
> +                               vsync-active =3D <0>;
> +                               pclk-sample =3D <1>;
> +                       };

It's what I did, with the polarity infos on both side of the
endpoints.
Here it is:
http://code.bulix.org/4vgchd-257344?raw

You can see that the polarity are inverted on both sides of the link,
which seems weird :)

Maxime

--=20
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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