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Date: Sun, 1 Mar 2026 13:26:00 +0000
From: Jonathan Cameron <jic23@kernel.org>
To: Rodrigo Alencar via B4 Relay
 <devnull+rodrigo.alencar.analog.com@kernel.org>
Cc: rodrigo.alencar@analog.com, linux-iio@vger.kernel.org,
 devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Lars-Peter
 Clausen <lars@metafoo.de>, Michael Hennerich
 <Michael.Hennerich@analog.com>, David Lechner <dlechner@baylibre.com>, Andy
 Shevchenko <andy@kernel.org>, Rob Herring <robh@kernel.org>, Krzysztof
 Kozlowski <krzk+dt@kernel.org>, Conor Dooley <conor+dt@kernel.org>, Philipp
 Zabel <p.zabel@pengutronix.de>
Subject: Re: [PATCH RFC 5/8] iio: frequency: ad9910: add digital ramp
 generator support
Message-ID: <20260301132600.487a3a7e@jic23-huawei>
In-Reply-To: <20260220-ad9910-iio-driver-v1-5-3b264aa48a10@analog.com>
References: <20260220-ad9910-iio-driver-v1-0-3b264aa48a10@analog.com>
	<20260220-ad9910-iio-driver-v1-5-3b264aa48a10@analog.com>
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On Fri, 20 Feb 2026 16:46:09 +0000
Rodrigo Alencar via B4 Relay <devnull+rodrigo.alencar.analog.com@kernel.org> wrote:

> From: Rodrigo Alencar <rodrigo.alencar@analog.com>
> 
> Add DRG channel with destination selection (frequency, phase, or
> amplitude), operating mode control, configurable upper/lower limits,
> increment/decrement step sizes, and step rate settings for the digital
> ramp generator.
> 
> Signed-off-by: Rodrigo Alencar <rodrigo.alencar@analog.com>
There is a lot of custom ABI in here. All that needs description in
Documentation/ABI/testing before we an consider it properly.