From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7686823817D; Thu, 14 Aug 2025 06:03:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755151407; cv=none; b=iyZhUveDLXPapCS1TgZa9siIcT2WdW7xhb4XbXXqmPI/pd+7hqe6qR91EGYdB9DuVrit4AdxypR/fTZ4b1R8v2B5+5VKIbsm1Al9UfaccsR131NNLB6WQiOgZ07KrfDMBUtnnhFND4cHjjso/T5rH0n0E0PfDXnDS8XwEpyUASM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755151407; c=relaxed/simple; bh=rqZLE8aWdiYpL3EpPANCrXfhk+gaSXxdGb4Y0ONH+oI=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=QZKqo/NF9CtucpHuOzUCX0x+cWy1JKFWYJdZWbxR2hMjFFbWhi1JjUMY58h1/s6dQyOZ0vXwiVbpRxDDG5AwW31KRBEYTQt1PQqbh6GL9qp5h/IZ7kodho6vOLZR2baYkcFhTFEj9MNNLT0KBxfusv96u0F0N2A7Mhag3bhlI7k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=h2MhWXkF; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="h2MhWXkF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 70274C4CEF5; Thu, 14 Aug 2025 06:03:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755151407; bh=rqZLE8aWdiYpL3EpPANCrXfhk+gaSXxdGb4Y0ONH+oI=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=h2MhWXkFdRvKr6TiP/s8Jywgbtk3OdBL4mJUPNws1rdxTWLWLm8c4aJAjSL9oqg46 obuYnAtVNDMwVpFjSWCwHBhdLkQfqp2l7ICBaaKZpphXseZlB43jO73jfGxI9V2iex 9rlaCDlIJSSWf3f5eJPBgylgjcn9xKJ/RHYgeTXm9EJjCoKT3/GYI5BpyT5n6ClBrC ff4pt4ZVq+qGvpje0eLN8MEOn6CNh0jcWgbrHk5pBIOS3WRsgjq8v4VgVfnpyxB1OJ d8esAmlyDLdTuxl2YPeS19W7D3QUnEXhr1u829+4U7FYa33gCS+lghwAkxkr/9h8PD btiU7yMaamuhA== Message-ID: <8c27b00c-5b80-400f-8538-b9ad96fd5feb@kernel.org> Date: Thu, 14 Aug 2025 08:03:23 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/4] dt-bindings: iio: adc: ad7768-1: add new supported parts To: Jonathan Santos Cc: linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Michael.Hennerich@analog.com, jic23@kernel.org, dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org References: Content-Language: en-US From: Krzysztof Kozlowski Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 14/08/2025 00:39, Jonathan Santos wrote: >>> >>> + adi,aaf-gain: >>> + description: | >>> + Specifies the gain of the Analog Anti-Aliasing Filter (AAF) applied to the >>> + ADC input, measured in milli-units. The AAF provides additional signal >> >> What is milli unit? Isn't gain in dB, so maybe you want mB? Quite >> unpopular to see mB, but we cannot use 1/100 of dB, so I could >> understand it. >> > > Actually, the gain is expressed in V/V, not in dB. I may have phrased it poorly, but since > there are fractional values like 0.364 and 0.143, I chose to represent it > in milli-units. Why your reply to is corrupted: "c3cf9b97-3883-4ebb-a2ed-0033adebda87@kernel.org"? What sort of unit is milli-unit? Isn't this 1/1000 of some BASE unit, but you do not have here a base? I think you want just basis point if this is V/V (already in common property suffixes) Best regards, Krzysztof