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 8B6672641C0; Tue, 11 Mar 2025 19:01:53 +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=1741719713; cv=none; b=KcKrQM+JnvU4B/wug9oFsB/LZC4FG/Ze9AITkYBiCWdzmmPB5EcNviWMsmeltZObWdV1SD+xKADERSQaEYvzHp55ryB0avdkQKqpGDcYpZI7hpm6GBFMW5latcYpCqYVdg+H34y7T9Fuu+7jrCIBXT2IYFWxpPMOry34P9ycIp0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741719713; c=relaxed/simple; bh=0Nfwq+o/IjqVRo3eRbr8bUtiQdKmbKP077wEPUEz2zo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=c7EpUb/pwgbKr3ybg5kVQaKrRikCEaa0XUUS0ml+8q6R/cDizOiRJ6vsS4Iw+A/GWk7TgRK1XvGB01Pg56dVGH6FpM5q+LfRdT/HbbyHC3U1gey+0qgVXPcCdoidZlI0O+eNxg8RCkYFOtqRco+XJbBn9qmok9Dd7ZQXCsX5ds0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=gZY6YGXK; 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="gZY6YGXK" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AE8B1C4CEEB; Tue, 11 Mar 2025 19:01:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741719713; bh=0Nfwq+o/IjqVRo3eRbr8bUtiQdKmbKP077wEPUEz2zo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=gZY6YGXKCb1uTU7OezaPlgZioViMjGooBUqKf89gxYxAHZcGmfZ3cE1abOY6DVPhV GNo8mCd1Ny9tVwPTMbMYlqS6HshemvYMjzUz6krcVB1H6mxaU1jTnF5w6G0BqFD4Oc /Uf1a707YkpBeD23JMUTjRLncrk44MjwbvxLNrcaumDCnD7QPPUShatjz+ocwFNgDU Ypo9/reXpehajLhy9M6h5A02ymO+0FOK+4lXJZ02ql7ZYIkDI0pxFPDL3d0Xuy20Lm qzSoEV233vG9OBiu+i5Q9QHjdxfZdZWC3gRFuwr7e1w6qn+KFJnCmZmU48bEAiQ0oV e0GzyMG7ssSkQ== Date: Tue, 11 Mar 2025 14:01:51 -0500 From: "Rob Herring (Arm)" To: Cosmin Tanislav Cc: Ross Burton , Julien Massot , Benjamin Mugnier , Dan Carpenter , Conor Dooley , =?iso-8859-1?Q?N=EDcolas_F_=2E_R_=2E_A_=2E?= Prado , Laurentiu Palcu , linux-gpio@vger.kernel.org, Bartosz Golaszewski , Eric Biggers , AngeloGioacchino Del Regno , Mauro Carvalho Chehab , Kieran Bingham , Geert Uytterhoeven , Greg Kroah-Hartman , Arnd Bergmann , Liam Girdwood , linux-media@vger.kernel.org, Will Deacon , Javier Carrasco , linux-staging@lists.linux.dev, Krzysztof Kozlowski , Laurent Pinchart , Niklas =?iso-8859-1?Q?S=F6derlund?= , Sakari Ailus , linux-arm-kernel@lists.infradead.org, Catalin Marinas , Hans Verkuil , Taniya Das , Mark Brown , Tomi Valkeinen , Tommaso Merciai , Linus Walleij , Cosmin Tanislav , Biju Das , Bjorn Andersson , Zhi Mao , Ihor Matushchak , Dongcheng Yan , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Dmitry Baryshkov Subject: Re: [RFC PATCH v2 09/16] dt-bindings: media: i2c: max96712: add support for I2C MUX Message-ID: <174171971116.3980957.12739233832407896359.robh@kernel.org> References: <20250309084814.3114794-1-demonsingur@gmail.com> <20250309084814.3114794-10-demonsingur@gmail.com> Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250309084814.3114794-10-demonsingur@gmail.com> On Sun, 09 Mar 2025 10:48:01 +0200, Cosmin Tanislav wrote: > MAX96712 and MAX96724 have more than one GMSL2 link, and each link is > capable of connecting to a separate serializer. If these serializers > have the same CFG pins configuration, they will also have the same I2C > address, causing conflicts unless the deserializer muxes the I2C > channels. Moreover, the serializers can have the same hardware attached > to their respective I2C bus. > > The MAX96712 and MAX96724 suppot I2C channel muxing via the GMSL2 link > to facilitate communication to each of the connected serializers. > > Document this capability. > > Signed-off-by: Cosmin Tanislav > --- > .../bindings/media/i2c/maxim,max96712.yaml | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > Reviewed-by: Rob Herring (Arm)