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 370BD27456; Mon, 5 Aug 2024 14:46:27 +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=1722869188; cv=none; b=bTz9te9Hdz0GvGpyiD4GLj8PP+Duo0TNav8RuM7JE3gdVuvJvQ1lCGNXcCKHVL00wWwVXY9UmzKnvqHZEv1xAhgOgi9QGxcYKPo8sruF27WO7jr7MY1qn2QTM92tPB30aohNTbMa2YrDqv4Rul1iACW9j6itoBHkeiJLf8uA/tw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722869188; c=relaxed/simple; bh=94RXyxSLGcwjU1R2qw3Uebsb4WrWwGJbW2oeNed/Zkg=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=o6HvI5w+dpTYVHWh17wQce0izctvLpgzcK0td9CcF8AutZtpIzj+Q0UpJHFw/PKqDsPHBfoaJGfpPaBFBOVSaKFWOdsBmV1XqqGMabXWl3ZRCELKAaVOgPS7tkpueFNi18Cpp3/eCF2zmUbYMnKzesjQsBOOUlAv6zqrxCgbOvE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=rBMwIb57; 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="rBMwIb57" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 610F5C32782; Mon, 5 Aug 2024 14:46:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1722869187; bh=94RXyxSLGcwjU1R2qw3Uebsb4WrWwGJbW2oeNed/Zkg=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=rBMwIb578KOJ8y8fazgn0wUuM+IOsZMWTkLgKsxUHOaOFgKdYHx4W4O7q00Kgja2F KAtgq+aQWFdwgVYFX2k8PemaY3q56vAdzdPY3Rl11XETgfLa4cxO9Bqhxzre1AnzAb NNJH+i9NsKoHkzdINRCbEqzOoJu/MpVu2qjgHVP3few2gi7pp3n6/9tqNw7bOetOsL LtyJSigv1CuPKJG8AXeNK4DHJP5mD8CIRRMjKcEgvOJj/jOUOByrx/EOxZQGHVkNty HVA4KXUSedNmBJCW4f/11vbb1aHUdZrMikaLltC8DtWxWJfTj7DbrBoKw5Ycs59AII A69Bznry8HBJQ== Message-ID: <4dc17f0c-557b-443b-a6cf-840b1b848b6f@kernel.org> Date: Mon, 5 Aug 2024 16:46:21 +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 v3 1/3] dt-bindings: iio: adc: sophgo,cv18xx-saradc.yaml: Add Sophgo SARADC binding documentation To: Jonathan Cameron Cc: Thomas Bonnefille , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Paul Walmsley , Palmer Dabbelt , Albert Ou , Thomas Petazzoni , =?UTF-8?Q?Miqu=C3=A8l_Raynal?= , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org References: <20240731-sg2002-adc-v3-0-5ac40a518c0a@bootlin.com> <20240731-sg2002-adc-v3-1-5ac40a518c0a@bootlin.com> <368cc5a8-3ec1-4e91-ae1d-59068f25d8e0@kernel.org> <20240803113959.12aa0c4a@jic23-huawei> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 03/08/2024 12:39, Jonathan Cameron wrote: >> >>> + >>> +unevaluatedProperties: false >> >> I don't see any other $ref. Don't you miss adc.yaml? Or channels? Or >> some more properties? This looks incomplete for ADC. > > It's acceptable on ADCs in particular (but more generally) > to just assume all channels are exposed. They may all be wired > to internal power lines anyway, in which case what is there is > a chip feature. This only works if their isn't any channel specific > configuration, then not providing the channels child nodes is fine. > > However, that requires us to be fairly sure there won't ever be > a per channel thing that needs configuring from DT. > That's generally only the case in simple devices. > > So might be better to put the channels nodes in there and deal with > dynamic channel configuration (so don't present any without > a channel node) from the start as it's more future proof. OK. Then anyway this should be additionalProperties: false (unless I missed somewhere $ref?). Best regards, Krzysztof