From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-vk1-f169.google.com (mail-vk1-f169.google.com [209.85.221.169]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 295C829D27D for ; Mon, 22 Jun 2026 20:05:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.169 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782158715; cv=none; b=o72xJYGmbkaFLtP3+iL19xDy0QVdUm3N8vOVMdiFMHVoHuY7BnTeGHiIth1196RPziJ0u1+1xz5drivEhuFmOXhvynJe18grVvQsiRjBx0Xoi4Jx9HREEDqPv+A5eb3qFM2QQB2BHTubw4y39uiWhTrEPBKXDFmXmSIWwgl1qpE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782158715; c=relaxed/simple; bh=HBj/8WtGz+QlEOO1apMDYZ3xBuWOIM9x3nx1bdJa+XI=; h=Mime-Version:Content-Type:Date:Message-Id:Cc:Subject:From:To: References:In-Reply-To; b=PNS4MUXS6HlP90D69JBUMB4qpD7hL9ZKmotfvjSfpJN1fhCp9kihe8p5gxQXIV5iFwI5XF6zMSxC/3RqSzWm6qUOhnqvMCWbJvQvg+aid6Hsj7oHWY9sw25zsfxPcW979GFj8l5foA4whCAO6ilCps7ncZOsXrkWtBRRcIHbnZk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=pksHTbOH; arc=none smtp.client-ip=209.85.221.169 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="pksHTbOH" Received: by mail-vk1-f169.google.com with SMTP id 71dfb90a1353d-59d4aa96ef2so3331253e0c.1 for ; Mon, 22 Jun 2026 13:05:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1782158713; x=1782763513; darn=vger.kernel.org; h=in-reply-to:references:to:from:subject:cc:message-id:date :content-transfer-encoding:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=qd4FliO9rza+hNBKAPwCzO83KLyPx6/XUrSnq3s4X68=; b=pksHTbOHnfuwAdoU/rlISsdF6fvsEfv1scyyrVtD7mPPMB4L0ybN/nhaYMvWM9i6qz or4YvK+kMhLXvWxg8TAoIm6sGz+K6bFjZ7JGOSVZ/MdwxXczUED1jEWyEM4qYC9Pza1X WHenAu9JPlu/z+r+Y0I7M1hDZJCKXq7AmHfuuqpWnl7fi2bjJA2SL8+Y3IZ6WrZjGJgh AUynVPP1r6ckpvkuK+KQnQ4boRV4wgKICKAirqO7AUh9u82JB9TgeviCpKDyv+L785C8 3dwnwtxbRFZdSPcpUqAlHOECu1AiQs+26hjwGVvwFxdlX+nFaOmB0/QjBq1+I3O5CbSR wBIg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1782158713; x=1782763513; h=in-reply-to:references:to:from:subject:cc:message-id:date :content-transfer-encoding:mime-version:x-gm-gg:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=qd4FliO9rza+hNBKAPwCzO83KLyPx6/XUrSnq3s4X68=; b=q1JDGbaZgPTB9fooCkbMD9RQaq+uueflRYsl5Mx/tWSE5xVbXeaz4X0pZ9oB1t8bYq yEcSvHp2YDBFnziR0zFlWy/gpZdVxA+EID+n0XAaEGEJJqrLIdCREsVmkG/RpFc50as7 9UNkvu+ljxbDYwaOdFlT04H4GbdXxP4Ffom1XTrMfMz5N5it1JGlZZbV0UKslTc5dlI6 NRWGYQDO4oWugVUG0q4U2hssTDF46jVQcodNpISdx+/ATYzJyEaeqiqq3BrdW1lyr2UQ mPVxhk6uQ2+EyD/68r+9uHMOO82g8hTVZclr+V30IwnAvLFxyEo5BQy3gyy6QW3Y3NfM fo8w== X-Forwarded-Encrypted: i=1; AFNElJ+QIr84/+8MlE3uVXhnE4xcbAdPabpjY7epupArsMzEtQ9a70zJIz/Gd8ayKi6BKL/Fa8EgqN8rjCI=@vger.kernel.org X-Gm-Message-State: AOJu0YzkuL4KwFpz/neatKsIVMwg8mRwWKfgBG32yyvOsPzGDapyXZmR HYEbzZhHJ2p/T6VQ76S+LZ3NWzLy8vwd3zem26EzmW6+Vbqai3aMnAdy X-Gm-Gg: AfdE7cnN/Q8qNjhzphBjaFqOAKtgZYZll3gtGLrpmIhhuY4QhQnNRO7wGtyjxBFwJ25 yztzbvjMku0Vket0fDIFCJQ5fDLRBbBLXc3e1F87eznwo57SGS6HU897R2E+xAsC1EIqAxeGtHp mfLUb5OpYSTHcI3rLkREppzlR5pzkSZJ4Nfxsqs3Hky1G6KqXPom1Fk08BhmDl2Ywmh6bSO8Nj3 O5x1xLz/MjhSLRzHYugdhCqSjN0+bluMFeKgIRbgLZ5bcy9jp3Ofifb3ogMFzY6+gpttu6joNNM K5UZil4d0YS1SUEw2FfCu5E0F8YVz8HTRSlpgHQNeEFJhgDibNQxGXhdACesXfLDImC9/Gk119y ezxPOxgOlldvtGotSgqn1YDjl0/l8TXk5bs7ArxD57hVNzIbW65sM/zLW4CS4KSMfWNdIznHXfk xu7ThoJHp8aQK/HZ0= X-Received: by 2002:a05:6122:65a9:b0:5a9:2d5:9e4f with SMTP id 71dfb90a1353d-5bbebaeeefamr9290203e0c.4.1782158712960; Mon, 22 Jun 2026 13:05:12 -0700 (PDT) Received: from localhost ([2800:bf0:177:563:8f3c:3421:b12:7a09]) by smtp.gmail.com with ESMTPSA id 71dfb90a1353d-5bbfb7d309asm8081345e0c.1.2026.06.22.13.05.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 22 Jun 2026 13:05:12 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Mon, 22 Jun 2026 15:05:10 -0500 Message-Id: Cc: =?utf-8?q?Nuno_S=C3=A1?= , "Andy Shevchenko" , , , Subject: Re: [PATCH RFC v2 0/3] dt-bindings: iio: adc: Add reference, excitation and burn-out properties From: "Kurt Borja" To: "David Lechner" , "Kurt Borja" , "Jonathan Cameron" , "Rob Herring" , "Krzysztof Kozlowski" , "Conor Dooley" X-Mailer: aerc 0.21.0-0-g5549850facc2 References: <20260622-new-channel-props-v2-0-aafd5369f253@gmail.com> <42e544b8-f2da-450b-92bb-99c41f1c72fe@baylibre.com> In-Reply-To: On Mon Jun 22, 2026 at 3:01 PM -05, David Lechner wrote: > On 6/22/26 2:58 PM, Kurt Borja wrote: >> On Mon Jun 22, 2026 at 2:38 PM -05, David Lechner wrote: >>> On 6/22/26 2:30 PM, Kurt Borja wrote: >>>> Hi all, >>>> >>>> After submitting a patch series adding support for TI ADS126X ADCs [1]= , >>>> I was made aware by David [2] that at least two more chip families, >>>> ads1220 [3] and ads1x2c14, share very similar features (though these >>>> chips are not really compatible between them). After that, I found one >>>> more chip with the same features which is already upstream, the >>>> AD4170-4. >>>> >>>> As David explained in [2], these chips are intended to be used with >>>> RTDs, thermocouples or other resistive sensors so they share the >>>> following per-channel features: >>>> >>>> - Configurable reference selection >>>> - Burn-out Current Sources (BOCS) for diagnostic purpuses >>>> - Excitation current sources (usually called IDACs TI) for sensor >>>> current biasing >>>> >>>> Given that these three features are present in all four devices and >>>> three of these drivers are still under review, my proposal is to have >>>> these features be described in adc.yaml and have this series merged >>>> before the three others [1] [2] [3]. >>>> >>>> This series is sent as RFC because I still don't have much experience >>>> with dt-bindings and I don't know if this approach or the properties a= re >>>> general enough to be described like this. >>> >>> It will probably be easier if I just include these patches when I do >>> v2 of my series (if you don't mind me tweaking them a bit). >>=20 >> Sure, that's fine by me. I'll add a dependency to your series with b4. >>=20 >> Want me to send one more version addressing your comments before you >> take it in? >>=20 > > No need. I don't mind fixing it up. Thanks :) --=20 Thanks, ~ Kurt