linux-kernel - Re: [PATCH v4 17/17] iio: adc: ad7768-1: add low pass -3dB cutoff attribute

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Message-ID: <2d78031f-de8f-42e4-ad3e-42cff63387f1@baylibre.com>
Date: Tue, 1 Apr 2025 12:12:17 -0500
From: David Lechner <dlechner@...libre.com>
To: Jonathan Santos <Jonathan.Santos@...log.com>, linux-iio@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-gpio@...r.kernel.org
Cc: lars@...afoo.de, Michael.Hennerich@...log.com,
 marcelo.schmitt@...log.com, jic23@...nel.org, robh@...nel.org,
 krzk+dt@...nel.org, conor+dt@...nel.org, linus.walleij@...aro.org,
 brgl@...ev.pl, lgirdwood@...il.com, broonie@...nel.org,
 marcelo.schmitt1@...il.com, jonath4nns@...il.com
Subject: Re: [PATCH v4 17/17] iio: adc: ad7768-1: add low pass -3dB cutoff
 attribute

On 3/6/25 3:04 PM, Jonathan Santos wrote:
> Ad7768-1 has a different -3db frequency multiplier depending on
> the filter type configured. The cutoff frequency also varies according
> to the current ODR.
> 
> Add a readonly low pass -3dB frequency cutoff attribute to clarify to
> the user which bandwidth is being allowed depending on the filter
> configurations.
> 
> Signed-off-by: Jonathan Santos <Jonathan.Santos@...log.com>
> ---
Reviewed-by: David Lechner <dlechner@...libre.com>