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 8C74A81AA8; Sun, 31 Aug 2025 13:12:35 +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=1756645955; cv=none; b=F9Tq+fXxZRtJucrBOPmxcDHBRsbe0hTIKeZGK+B3Ji/taoG/iOyZD4ei3YQIU6aPV0MTJJUWBQdN2jGiCL+O8hug/Z27dOLpbSv/7l9kKp5fXGHeDg1OVf5lQdxqdTGvF5AhMi6wtJV+9KVZW8H7eoHslXOXK5aO3QWB86aXOj4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756645955; c=relaxed/simple; bh=s0aG3Pz4rxOaLzqq5OJGfcesnNayyMdkZnhc6vu4xNM=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=OlclqZJbwSA09cCLc336B7lmWnOgIZxGWa+tm+weY4WjeQ9Iua5etHVRiXDEB4kgUpJQcbMYFgQ6ejt8tdAWDoty/r2OrNa0564LxOFRrXupkpBl34Z5Ro+IqT4IXhkEB13saM9m01zrUxStHYIPR7qw6XNXGmd8QbTjzyrKbYk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=fp/gfpZv; 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="fp/gfpZv" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 30F4AC4CEED; Sun, 31 Aug 2025 13:12:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1756645955; bh=s0aG3Pz4rxOaLzqq5OJGfcesnNayyMdkZnhc6vu4xNM=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=fp/gfpZvqPdYs42Itq73X1rP9NQLDxhthmFjdJ62b1JTTNuXvoqTTvxNVIUHKXNDP 5DIn9Mrv4Tr/+BjNwS91rXhZP321pMIGn9mQOrYXpwgFURG4GHmUlcF5xW+O0/1wBt FqPmk+LUfm2RN3S6x+Y/mCuHPYu65UFUcdqqFiih+8C9GrPl05QZ/dGfHKinNcsokl p4bCSVOl8YEa4KaP2bnpEYHHC5/lufuTFNK60iIavsJisoReETWTUzzG+767AkjDEY TucNUTvWD6t0jXMIkCZrNI8SuaxNCHtbrXZ3olhsXu4m0/Zdhiu4Hy4tyyowjCLYnk v/MEeO7HvoFAA== Message-ID: Date: Sun, 31 Aug 2025 15:12:29 +0200 Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/4] dt-bindings: iio: adc: ad7768-1: add new supported parts To: linux-kernel@vger.kernel.org Cc: Jonathan Santos , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, Michael.Hennerich@analog.com, lars@metafoo.de, jic23@kernel.org, dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, marcelo.schmitt1@gmail.com References: <20250824040943.9385-1-Jonathan.Santos@analog.com> <510f6efb-ada3-4848-ac8e-16fa5d1b5284@kernel.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 31/08/2025 05:43, Jonathan Santos wrote: >>> maxItems: 1 >>> @@ -58,6 +66,18 @@ properties: >>> description: >>> ADC reference voltage supply >>> >>> + adi,gain-milli: >>> + description: | >>> + Specifies the gain applied by the Analog Anti-Aliasing Filter (AAF) to the >>> + ADC input (in milli units). The hardware gain is determined by which input >> >> >> I don't think there is no such thing as "milli units". milli is SI >> prefix, not unit. So "units" is the unit? Or how exactly? >> >> Basis points were before since 2022 so I don't get why these other >> bindings introduced in 2024 could not use it? >> >> Anyway, if you ever do not apply reviewers comment, then your commit msg >> should explain this. Otherwise you get the same discussion here. >> > > Yes, you are right. We shouldn't use milli as suffix. However, may I > suggest another option? > > I believe -permille is more appropriate because it represents a 1/1000 > proportion, which gives the precision we need to cover all values. > > so it would be something like: adi,aaf-gain-permille > > Is that ok for you? > > Thanks for the feedback, > Jonathan S. What's wrong with existing unit I pointed out before? BTW, any idea why your reply-to header is completely corrupted (copies in-reply-to...)? Best regards, Krzysztof