linux-kernel - Re: [PATCH V4 5/5] dt-bindings: iio: adc: Add buffered input property

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Message-ID: <CAL_Jsq+ryELXJNdzZBxzCfMQnMdeGr_xC+ABJ3wGx2tZum6AwA@mail.gmail.com>
Date:   Wed, 26 Jun 2019 08:45:01 -0600
From:   Rob Herring <robh+dt@...nel.org>
To:     Mircea Caprioru <mircea.caprioru@...log.com>
Cc:     Jonathan Cameron <jic23@...nel.org>,
        Michael Hennerich <Michael.Hennerich@...log.com>,
        Stefan Popa <stefan.popa@...log.com>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "open list:IIO SUBSYSTEM AND DRIVERS" <linux-iio@...r.kernel.org>,
        devicetree@...r.kernel.org
Subject: Re: [PATCH V4 5/5] dt-bindings: iio: adc: Add buffered input property

On Tue, Jun 25, 2019 at 2:12 AM Mircea Caprioru
<mircea.caprioru@...log.com> wrote:
>
> This patch adds the buffered mode device tree property for positive and
> negative inputs. Each option can be enabled independently.
>
> In buffered mode, the input channel feeds into a high impedance input stage
> of the buffer amplifier. Therefore, the input can tolerate significant
> source impedances and is tailored for direct connection to external
> resistive type sensors such as strain gages or RTDs.
>
> Signed-off-by: Mircea Caprioru <mircea.caprioru@...log.com>
> ---
>
> Changelog v3:
> - added this separate commit for adi,buffered-positive and negative
>   properties
>
> Changelog v4:
> - nothing changed here
>
>  .../devicetree/bindings/iio/adc/adi,ad7124.yaml       | 11 +++++++++++
>  1 file changed, 11 insertions(+)

Reviewed-by: Rob Herring <robh@...nel.org>