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Received: from DS0PR12MB9060.namprd12.prod.outlook.com (2603:10b6:8:c4::12) by DM4PR12MB7597.namprd12.prod.outlook.com (2603:10b6:8:10b::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.592.11; Fri, 6 Nov 2026 10:08:10 +0000 Received: from DS0PR12MB9060.namprd12.prod.outlook.com ([fe80::e096:864d:d60a:c83f]) by DS0PR12MB9060.namprd12.prod.outlook.com ([fe80::e096:864d:d60a:c83f%4]) with mapi id 15.21.0592.009; Fri, 6 Nov 2026 10:08:09 +0000 Message-ID: <1f35380b-3831-4824-b9a3-c1bee134ed6f@amd.com> Date: Fri, 6 Nov 2026 15:38:01 +0530 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 1/2] dt-bindings: iio: adc: xlnx,zynqmp-ams: limit external channels to 30-50 To: Arnav Kapoor , Conall O'Griofa , Jonathan Cameron Cc: Salih Erim , Rob Herring , Krzysztof Kozlowski , Conor Dooley , David Lechner , =?UTF-8?Q?Nuno_S=C3=A1?= , Andy Shevchenko , Michal Simek , Andy Shevchenko , stable@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org References: <20261104164510.105359-1-kapoorarnav43@gmail.com> <20261104164510.105359-2-kapoorarnav43@gmail.com> Content-Language: en-US From: Sai Krishna Potthuri In-Reply-To: <20261104164510.105359-2-kapoorarnav43@gmail.com> Content-Type: text/plain; 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Only channels > 30 to 50 (the differential input, VUser0-3 and VAux0-15) are external > channels that can be described as "channel@N" child nodes, yet the > binding accepts any N from 20 to 50. Listing one of the fixed channels > there only makes the driver add it a second time. > > Limit the child nodes to channels 30 to 50. > > Fixes: 39dd2d1e251d ("dt-bindings: iio: adc: Add Xilinx AMS binding documentation") > Suggested-by: Sai Krishna Potthuri > Signed-off-by: Arnav Kapoor > --- Looks good to me. Reviewed-by: Sai Krishna Potthuri Regards Sai krishna > .../devicetree/bindings/iio/adc/xlnx,zynqmp-ams.yaml | 7 ++++--- > 1 file changed, 4 insertions(+), 3 deletions(-) > > diff --git a/Documentation/devicetree/bindings/iio/adc/xlnx,zynqmp-ams.yaml b/Documentation/devicetree/bindings/iio/adc/xlnx,zynqmp-ams.yaml > index 3ae1a0bab38f..0872f5f314c1 100644 > --- a/Documentation/devicetree/bindings/iio/adc/xlnx,zynqmp-ams.yaml > +++ b/Documentation/devicetree/bindings/iio/adc/xlnx,zynqmp-ams.yaml > @@ -160,17 +160,18 @@ properties: > const: 0 > > patternProperties: > - "^channel@([2-4][0-9]|50)$": > + "^channel@([34][0-9]|50)$": > type: object > description: > - Describes the external channels connected. > + Describes the external channels connected. Channels 20 to 29 are > + always available and are not listed here. > > properties: > reg: > description: > Pair of pins the channel is connected to. This value is > same as Channel Number for a particular channel. > - minimum: 20 > + minimum: 30 > maximum: 50 > > xlnx,bipolar: