From: Rui Miguel Silva <rmfrfs@gmail.com>
To: Sakari Ailus <sakari.ailus@linux.intel.com>
Cc: devel@driverdev.osuosl.org, devicetree@vger.kernel.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Ryan Harkin <ryan.harkin@linaro.org>,
Rob Herring <robh+dt@kernel.org>,
Rui Miguel Silva <rui.silva@linaro.org>,
Philipp Zabel <p.zabel@pengutronix.de>,
Steve Longerbeam <slongerbeam@gmail.com>,
Fabio Estevam <fabio.estevam@nxp.com>,
mchehab@kernel.org, Shawn Guo <shawnguo@kernel.org>,
linux-media@vger.kernel.org
Subject: Re: [PATCH v4 06/12] media: dt-bindings: add bindings for i.MX7 media driver
Date: Tue, 22 May 2018 14:19:21 +0100 [thread overview]
Message-ID: <m336yjvndy.fsf@gmail.com> (raw)
In-Reply-To: <20180518221346.fy4264hehvjjcd4y@kekkonen.localdomain>
Hi Sakari,
On Fri 18 May 2018 at 22:13, Sakari Ailus wrote:
> On Fri, May 18, 2018 at 09:27:58AM +0100, Rui Miguel Silva
> wrote:
>> > > +endpoint node
>> > > +-------------
>> > > +
>> > > +- data-lanes : (required) an array specifying active
>> > > physical
>> > > MIPI-CSI2
>> > > + data input lanes and their mapping to
>> > > logical lanes; the
>> > > + array's content is unused, only its
>> > > length is meaningful;
>
> Btw. do note that you may get a warning due to this from the
> CSI-2 bus
> property parsing code if the lane numbers are wrong.
>
>> > > +
>> > > +- fsl,csis-hs-settle : (optional) differential receiver
>> > > (HS-RX)
>> > > settle time;
>> >
>> > Could you calculate this, as other drivers do? It probably
>> > changes
>> > depending on the device runtime configuration.
>>
>> The only reference to possible values to this parameter is
>> given by
>> table in [0], can you point me out the formula for imx7 in the
>> documentation?
>
> I don't know imx7 but the other CSI-2 drivers need no such
> system specific
> configuration.
Hum, I think there is at least one more (which this is compliant)
that
also use this configuration parameter. [0]
---
Cheers,
Rui
[0]:
https://github.com/torvalds/linux/blob/a048a07d7f4535baa4cbad6bc024f175317ab938/Documentation/devicetree/bindings/media/samsung-mipi-csis.txt#L46
next prev parent reply other threads:[~2018-05-22 13:19 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-17 12:50 [PATCH v4 00/12] media: staging/imx7: add i.MX7 media driver Rui Miguel Silva
2018-05-17 12:50 ` [PATCH v4 01/12] media: staging/imx: refactor imx media device probe Rui Miguel Silva
2018-05-17 12:50 ` [PATCH v4 02/12] media: staging/imx7: add imx7 CSI subdev driver Rui Miguel Silva
2018-05-17 12:50 ` [PATCH v4 03/12] clk: imx7d: fix mipi dphy div parent Rui Miguel Silva
2018-05-17 18:05 ` Stephen Boyd
2018-05-18 8:30 ` Rui Miguel Silva
2018-05-17 12:50 ` [PATCH v4 04/12] clk: imx7d: reset parent for mipi csi root Rui Miguel Silva
2018-05-17 12:50 ` [PATCH v4 05/12] media: staging/imx7: add MIPI CSI-2 receiver subdev for i.MX7 Rui Miguel Silva
2018-05-17 12:50 ` [PATCH v4 06/12] media: dt-bindings: add bindings for i.MX7 media driver Rui Miguel Silva
2018-05-18 6:58 ` Sakari Ailus
2018-05-18 8:27 ` Rui Miguel Silva
2018-05-18 22:13 ` Sakari Ailus
2018-05-22 13:19 ` Rui Miguel Silva [this message]
2018-05-22 14:08 ` Sakari Ailus
2019-03-10 21:48 ` Laurent Pinchart
2019-03-12 14:07 ` Rui Miguel Silva
2019-03-12 15:10 ` Laurent Pinchart
2019-03-12 15:37 ` Rui Miguel Silva
2018-05-17 12:50 ` [PATCH v4 07/12] ARM: dts: imx7s: add mipi phy power domain Rui Miguel Silva
2018-05-17 12:50 ` [PATCH v4 08/12] ARM: dts: imx7s: add multiplexer controls Rui Miguel Silva
2018-05-17 12:50 ` [PATCH v4 09/12] ARM: dts: imx7: Add video mux, csi and mipi_csi and connections Rui Miguel Silva
2018-05-17 12:50 ` [PATCH v4 10/12] ARM: dts: imx7s-warp: add ov2680 sensor node Rui Miguel Silva
2018-05-17 12:50 ` [PATCH v4 11/12] media: imx7.rst: add documentation for i.MX7 media driver Rui Miguel Silva
2018-05-17 12:50 ` [PATCH v4 12/12] media: staging/imx: add i.MX7 entries to TODO file Rui Miguel Silva
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