From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 BAF0E3264EA for ; Fri, 17 Jul 2026 23:52:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784332372; cv=none; b=K79MFsHB/YJJ85768KJb4lpxyBqSo7F6rWxUks3JRVXUFvS43k5T6cBM2SC8c+rPJZmVd8c5oZ2w9Dkc3ynIyChU92UNaz/jhGyRrPxVN+3TMaTip2sCpBUsCYY5ZYUfhqYF++dkXq9wrErx+H9kmgHMC4qhNxCIMeCo58NRZZs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784332372; c=relaxed/simple; bh=ZW9ofNaaEumpSf2q3QMhLy/+OoegC2Wk3bdQdpknPRM=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=ZycofKUt2k1A41lIglCkq+8u8/CG5ascIkVWO+DpiFeCd6uGFG/hjfXVmvEDzON9fKmEePcVOg/zfmKXbJ4btGxYmSkYjYnnSjYMi21U4DCjEN7nBFi8cW6f8tD1ii++nUMJ6Jotmk71dYva2on5b6Qs85jbZcxTeCwCGPAFyfk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=I1ChI2lo; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=WEigj5s1; arc=none smtp.client-ip=205.220.180.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="I1ChI2lo"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="WEigj5s1" Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 66HNERSp3178765 for ; Fri, 17 Jul 2026 23:52:49 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= Kk12mBLAFELG+8Y8fFDe+d7lOJBRnJtueIom81VofhA=; b=I1ChI2loDJLY0fD2 L4l75db5a6Aw0GgHMCLUo05/blGAEK9Jzmwj5LvswSj9Xf5v9cKwqoPpai3ZiRWV 0QakLPOovVf8b909wWZd4HmzhY1d5N2DYM4w6kG9pbv1qB1A4MoOQK8E5RGxvNTP jXk9Yz807kTwWA83vPhUAtbe3YjLBugBJR3LXlURAeTlqhmzZQZhyB6vMX/WJ5mS H4tLULxiPC32OhtVos6edOlE2XymJwpCZML2wBqZ4+fGRc8W3MVqG0evA5JVgK/5 3Ldddm07ti6U2Von2nR3PluKJV99BeBMYcmrVw7V74u3bOlfbDZHV9e2FG3oIMC5 URgYSA== Received: from mail-pj1-f71.google.com (mail-pj1-f71.google.com [209.85.216.71]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4ffpug1sd0-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Fri, 17 Jul 2026 23:52:49 +0000 (GMT) Received: by mail-pj1-f71.google.com with SMTP id 98e67ed59e1d1-38ce7fabf76so11614428a91.2 for ; Fri, 17 Jul 2026 16:52:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1784332368; x=1784937168; darn=vger.kernel.org; h=content-transfer-encoding:content-type:mime-version:references :in-reply-to:message-id:subject:cc:to:from:date:from:to:cc:subject :date:message-id:reply-to:content-type; bh=Kk12mBLAFELG+8Y8fFDe+d7lOJBRnJtueIom81VofhA=; b=WEigj5s16qvbNeydOT/WbZ+FMKnu1usDcgGcnEAXm6JShSU5tl5h05+sIvU0h87eHM MXtTJt3AL+fixgJUOfiqlJW8JrIEik+r9RqdHMqekgUbP9GayGSQ1wvjGksm9lzi0GEE IcXVy9KbtbLjGrvf71a5Kqw1zl6PH10ZI/GMtGycI6Ydk4vPmTmoJzI+7CTssYwSMNc2 wBAyNkJbAXfeMGoWGoAZbI2k0JBXsN6lsslNUC1isGVreh57qNHiQduZqKOTbJ0OLxZj 9qtd6ziUYJSHNBQXViuDe+fUhGXulMgRRimlrfCFMT+ctIROhyDAAa8D6vmt9UrysiQB QKHg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1784332368; x=1784937168; h=content-transfer-encoding:content-type:mime-version:references :in-reply-to:message-id:subject:cc:to:from:date:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=Kk12mBLAFELG+8Y8fFDe+d7lOJBRnJtueIom81VofhA=; b=C/PkU4326BcTNLwRW7YbNSnDYZ8ZSQ3nEfJdKa7ur6c1EAh+m2UYbsojVU+qd7oYoi 6S401LM+OgHhOITB7ul0WLljt9K3dOq8UzH49UZ36x4TuyL2blFULl7XpIEhSvKmyytY 5stmAconEakCipZsfL0eiEnnH7j4HtkRZ1Xrbq1I/hP2Z1+hzU33ioG2oPL8a8XxuEVA wVMWT2gIiVJboPsbJevZSI+mW6EYP2OVK6LVWwiATlB1cWtIPwJZQGCxIla4MxoBCONz GgNg1YZ+n0/brHI9sNXGSB3exzAlfgMGJNVrjcuRS8Xe5eWZ3sdTNrLLwHrwPtKWKfYz tpMg== X-Gm-Message-State: AOJu0Yx4smc/7ICvjA54MTME38c/A5q2iee9rL4pkq7g5ReqkJTOS+Cn Pu4XA7/JB+/CGOJ5H9AYHTjvnuAZG7p9KpGoHx9MaLpHE1vdIBMNJr95hXp0rp5GQdWg82FINd8 zsRna0O7qKo2ijoqW1Wjtgv9rKUZoteuu30X4Gz/6JLmpzpBEbA91ccYlG9pIb9c= X-Gm-Gg: AfdE7cm/IKDVk0zYqDJu1jvD/K0L5ddmXl34N5gjGir+b7kfGqD5O1Hhl9/O3HxV3Zp kHiH3WOtCQcpms1sKm8OK1Eo35hKhLiOJLenCInM+qzBcKSh/hE1MbTMb7/KMKEZkDV3jxvB9D9 Ceput1gkQhT+8B+FNVbH5A0OamRxbfSPMbngkMcAoAfc9OCksC/IcDG6rVKlOF1MCiGWE4TWWoP das9IM4Ho6CO8PB/l9A+0hUN2SjH7kJpaxb3nVvyWg/gZMKi1TkbkWbOkgVpWOKe4QJITOzWyHC BLdP4w+YKrpB5pBAj9M0FmRs9QNuSGDh7IvSD8Wm5tWGXC0jASXVWRmfiQbCcyVgJL64gbQuGMy iJex2WEXyEB5uuzlu X-Received: by 2002:a17:902:d2d2:b0:2cc:fd6c:c5c9 with SMTP id d9443c01a7336-2cf348961ecmr54352755ad.4.1784332368575; Fri, 17 Jul 2026 16:52:48 -0700 (PDT) X-Received: by 2002:a17:902:d2d2:b0:2cc:fd6c:c5c9 with SMTP id d9443c01a7336-2cf348961ecmr54352565ad.4.1784332368141; Fri, 17 Jul 2026 16:52:48 -0700 (PDT) Received: from jic23-huawei ([50.35.46.84]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2cf3448ee37sm18828825ad.14.2026.07.17.16.52.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 Jul 2026 16:52:47 -0700 (PDT) Date: Sat, 18 Jul 2026 00:52:42 +0100 From: Jonathan Cameron To: Stefan Popa Cc: , , , Subject: Re: [PATCH v4 1/2] dt-bindings: iio: adc: add maxim,max40080 Message-ID: <20260718005229.5793795a@jic23-huawei> In-Reply-To: <20260717123852.1140893-2-stefan.popa@analog.com> References: <20260717123852.1140893-1-stefan.popa@analog.com> <20260717123852.1140893-2-stefan.popa@analog.com> X-Mailer: Claws Mail 4.4.0 (GTK 3.24.52; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzE3MDI0NSBTYWx0ZWRfX+ZLGD+mof0Rl Gn9gbpCoHRmnZt3bV6cHEYZajTNzqO/4nVdC7CgGqSO6TNmGJk70nbKlEHXeK5Eveu5Uu0S+fZ7 BeHY34A1CAF22Y33a4ogBhwR4ygaJqQkav5UAdMyL7iF5kCeU07eb6eujpMghOTz9egjF4U4wWL 3qBtZV/j0nNOfRyGf61TPz0xIfeiDI7YhrKXaj72ljm8Ge831wycDRwFlVhpDyhxwRrNEQL9YP1 QbqKCCZeroB42dGar1rOXVaHUJsI7KXvWqp1tt4m8OpLgMfr4iXNhxGuVD6VhanFmlQTANnG9Vi oNCq9pg8omYrNeJFii1O5pzw9SEPtovA8JsKLgvDqah8prUVgsbaHCagjKZvvqUhKLsaBYuNkrh I3Zgj3vDN7PbsYRHAser9yBrLfWnetGzuYq+mWfh82wCNDFlfxszHJm6M5uGdCcJaXRETr256IP xw/zhcqsmY6pc1WHxRw== X-Proofpoint-GUID: q3WnvzUbcGPL1c4BlocmMjqs0wZIghtq X-Proofpoint-Spam-Info: AW1haW4tMjYwNzE3MDI0NSBTYWx0ZWRfX9Ou2GUyi6LxC jar9CxFk7ehtVPpSfam6bt/D0GMQ132EK8m8dHFxzidz/m+KzXniaAlsy5xeYdnK4KkDnL6OoPG H1rAL41daZm0tTo2ofpBVIIX7Off960= X-Proofpoint-ORIG-GUID: q3WnvzUbcGPL1c4BlocmMjqs0wZIghtq X-Authority-Analysis: v=2.4 cv=Q63iJY2a c=1 sm=1 tr=0 ts=6a5ac051 cx=c_pps a=UNFcQwm+pnOIJct1K4W+Mw==:117 a=qC1CW/w66vtJz1P9yTJxNA==:17 a=kj9zAlcOel0A:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=gAnH3GRIAAAA:8 a=Eq6eYOmURhmhu4GIWB0A:9 a=CjuIK1q_8ugA:10 a=uKXjsCUrEbL0IQVhDsJ9:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-17_07,2026-07-17_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 phishscore=0 spamscore=0 bulkscore=0 suspectscore=0 impostorscore=0 priorityscore=1501 malwarescore=0 adultscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607170245 On Fri, 17 Jul 2026 15:38:48 +0300 Stefan Popa wrote: > Add device tree bindings for the Maxim MAX40080 bidirectional > current-sense amplifier with a 12-bit ADC and an I2C/SMBus interface. > > Signed-off-by: Stefan Popa Hi Stefan, > --- > .../bindings/iio/adc/maxim,max40080.yaml | 64 +++++++++++++++++++ > MAINTAINERS | 8 +++ > 2 files changed, 72 insertions(+) > create mode 100644 Documentation/devicetree/bindings/iio/adc/maxim,max40080.yaml > > diff --git a/Documentation/devicetree/bindings/iio/adc/maxim,max40080.yaml b/Documentation/devicetree/bindings/iio/adc/maxim,max40080.yaml > new file mode 100644 > index 0000000000000..3b367071b5d3f > --- /dev/null > +++ b/Documentation/devicetree/bindings/iio/adc/maxim,max40080.yaml ... > + > + shunt-resistor-micro-ohms: > + description: > + Value of the current-sense shunt resistor connected between the IN+ and > + IN- inputs. Used to scale the reported current. How useful is the device if we don't know what value this takes? For a current sense amplifier I'd kind of expect the shunt resistance to be required. > + > +required: > + - compatible > + - reg > + - vdd-supply > + > +additionalProperties: false > + > +examples: > + - | > + i2c { > + #address-cells = <1>; > + #size-cells = <0>; > + > + adc@20 { > + compatible = "maxim,max40080"; > + reg = <0x20>; > + vdd-supply = <&vdd_3v3>; > + #io-channel-cells = <1>; > + shunt-resistor-micro-ohms = <100000>; > + }; > + };