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Message-ID: <ZvFNhiU3aOZ_zHJP@smile.fi.intel.com>
Date: Mon, 23 Sep 2024 14:14:14 +0300
From: Andy Shevchenko <andy@...nel.org>
To: Antoniu Miclaus <antoniu.miclaus@...log.com>
Cc: Jonathan Cameron <jic23@...nel.org>,
Lars-Peter Clausen <lars@...afoo.de>,
Michael Hennerich <Michael.Hennerich@...log.com>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Nuno Sa <nuno.sa@...log.com>,
Olivier Moysan <olivier.moysan@...s.st.com>,
Uwe Kleine-König <ukleinek@...nel.org>,
David Lechner <dlechner@...libre.com>,
Marcelo Schmitt <marcelo.schmitt@...log.com>,
Ivan Mikhaylov <fr0st61te@...il.com>,
Alisa-Dariana Roman <alisadariana@...il.com>,
Dumitru Ceclan <mitrutzceclan@...il.com>,
AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
João Paulo Gonçalves <joao.goncalves@...adex.com>,
Marius Cristea <marius.cristea@...rochip.com>,
Sergiu Cuciurean <sergiu.cuciurean@...log.com>,
Dragos Bogdan <dragos.bogdan@...log.com>, linux-iio@...r.kernel.org,
linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
linux-pwm@...r.kernel.org
Subject: Re: [PATCH 0/7] *** Add support for AD485x DAS Family ***
On Mon, Sep 23, 2024 at 01:10:17PM +0300, Antoniu Miclaus wrote:
> Add support for AD485X fully buffered, 8-channel simultaneous sampling,
> 16/20-bit, 1 MSPS data acquisition system (DAS) with differential, wide
> common-mode range inputs.
>
> Some particularities:
> 1. softspan - the devices support multiple softspans which are represented in iio
> through offset/scale. The current handling implies changing both
> the scale and the offset separately via IIO, therefore in order to
> properly set the softspan, each time the offset changes the softspan
> is set to the default value. And only after changing also the scale
> the desired softspan is set. This is the approach we are suggesting
> since we need the softspan configurable from userspace and not from
> devicetree.
>
> 2. packet format - Data provided on the CMOS and LVDS conversion data output buses
> are packaged into eight channel packets. This is currently handled
> as extended info.
Thanks for the series!
Quick note: *** in the Subject was also meant to be removed, but it's fine as
long as it's a cover letter and git send-email does its job.
--
With Best Regards,
Andy Shevchenko
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