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 9EEC02BD58C; Fri, 19 Dec 2025 17:52:27 +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=1766166747; cv=none; b=pq7OhgZ+wPUd5iZ41FzplxoSsGsE99y6G4Z4+x+aNr1a4+5y0oAVBB63LeiF+v1EzAssAagzi6SHpCgMTmbnk8KoVNduTS9Vc+wmTVoy4QUrHZx/+J5wkXybFg8EQeNHluDEGFMITb0ZJlW6ubCvsWlaLp+7Zl0z/N/6CsbmT18= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766166747; c=relaxed/simple; bh=nPpUA6C5LaWQvcqwvb9J+SkaEScOjybsv/fwrTVVI/o=; h=Message-ID:Date:MIME-Version:Subject:To:References:From: In-Reply-To:Content-Type; b=IiaGBkYcgSHxI5GX+5rlIK1yLJpk2YiWayH2KEeBR6s8MxqsqfHjlA7ZjSfksY+pGMemxA1ByYA8vPAGIzO0qNGPkwqOTAlPkE0mrw8F4L2HE51NIWWg772RfoJ+vGcBjUYiWAP//cqEv0W06qQwj2aN/KQCRHvDaXaUEyYOBpk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WjhOqUn3; 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="WjhOqUn3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C6230C116B1; Fri, 19 Dec 2025 17:52:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1766166747; bh=nPpUA6C5LaWQvcqwvb9J+SkaEScOjybsv/fwrTVVI/o=; h=Date:Subject:To:References:From:In-Reply-To:From; b=WjhOqUn3ZtzyITW21i8T302ogXylMOUcr55Tm4Sif3qY2ljzctsB9MYMBAejTYaOv M17pzZ4lYlD1jK5h73X5LkjfeUbYjMgiOWVMdTOLgAGqFw+HmGIFvB3EitJRu1mWNG WK9KG3KM+txkqhv8aFJBENrbDhFzuqXGouMr1ZG7xBt57x+XyGWwTy34m573qIROOD NCk1Dv9t4+HBNbLa2Ozyp1U02kHw2MpYTcKNmJ7Omi6VHZTxf9f6ncJZImzPZccofA 7FhSZk8Kb5MjPEcJ3aaf1PwzS2EOjC99oBa12frPv4iu4V7k97R5pRIngS1yqH9A9k 6nYqCPEHNvEQg== Message-ID: <5ba1d58f-6c54-4727-9152-152de70e5ffb@kernel.org> Date: Fri, 19 Dec 2025 18:52:20 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/2] dt-bindings: mux: adg1736: add support To: Antoniu Miclaus , Peter Rosin , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Arnd Bergmann , Greg Kroah-Hartman , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20251219143554.22793-1-antoniu.miclaus@analog.com> <20251219143554.22793-2-antoniu.miclaus@analog.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 19/12/2025 15:35, Antoniu Miclaus wrote: > Add device tree bindings for ADG1736 analog multiplerer. > > Signed-off-by: Antoniu Miclaus > --- > .../devicetree/bindings/mux/adi,adg1736.yaml | 77 +++++++++++++++++++ > 1 file changed, 77 insertions(+) > create mode 100644 Documentation/devicetree/bindings/mux/adi,adg1736.yaml > > diff --git a/Documentation/devicetree/bindings/mux/adi,adg1736.yaml b/Documentation/devicetree/bindings/mux/adi,adg1736.yaml > new file mode 100644 > index 000000000000..0ba662ffc9cc > --- /dev/null > +++ b/Documentation/devicetree/bindings/mux/adi,adg1736.yaml > @@ -0,0 +1,77 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/mux/adi,adg1736.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Analog Devices ADG1736 Dual SPDT Switch Multiplexer > + > +maintainers: > + - Antoniu Miclaus > + > +description: | > + Bindings for Analog Devices ADG1736 dual single-pole, double-throw (SPDT) Describe hardware, not bindings. > + switch. The device features two independent SPDT switches, each functioning > + as a 2:1 multiplexer. Each switch can connect its common drain terminal (D) > + to one of two source terminals (SA or SB). > + > + The device has two independent mux controllers (mux 0 and mux 1), each with > + two states: > + * 0: SxB to Dx (control GPIO low) > + * 1: SxA to Dx (control GPIO high) > + > + The EN pin is shared between both switches and can disable all channels when > + set low (inactive). > + > +allOf: > + - $ref: mux-controller.yaml# > + > +properties: > + compatible: > + const: adi,adg1736 > + > + ctrl-gpios: > + description: | Do not need '|' unless you need to preserve formatting. > + GPIO pins connected to the control inputs IN1 and IN2. Index 0 controls > + switch 1 (S1A/S1B to D1) and index 1 controls switch 2 (S2A/S2B to D2). So just list the items with description. This is basically gpio-mux with enable pin, so use at least matching naming - mux-gpios. > + minItems: 2 > + maxItems: 2 And drop these. > + > + en-gpios: Use standard gpios, see gpio-consumer-common schema. > + description: | > + GPIO connected to the EN (enable) pin. When low, all switches are > + disabled (high-impedance). When high, switches are controlled by > + their respective ctrl-gpios. So just active high? > + maxItems: 1 > + > + '#mux-control-cells': > + const: 1 > + description: | > + Mux controller index (0 or 1) to select which SPDT switch to control. > + > +required: > + - compatible > + - ctrl-gpios > + - en-gpios > + - '#mux-control-cells' > + > +unevaluatedProperties: false > + > +examples: > + - | > + #include > + #include Best regards, Krzysztof