From patchwork Mon Jun 10 08:10:17 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Wolfram Sang X-Patchwork-Id: 803087 Received: from mail.zeus03.de (www.zeus03.de [194.117.254.33]) (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 A333556448 for ; Mon, 10 Jun 2024 08:10:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.117.254.33 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718007039; cv=none; b=gLqDxSV70duvzA3NpSit4FnbygOx+8ChA7xCmJzGfEpDpjnBCJ4egPpwgTqnIMBs675z7E3bPgilwdgqk6MEa92IFm0Gb+VCNUt8MvV/5RhEoeJ3t/9NDzMfffxftf30rNwctfCgyVec9QUm0iLaMqYwwg06V2dM4SI7S8gNCYM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718007039; c=relaxed/simple; bh=tLa3YjKzTjbALrEqcR62zhXe0F7RUglCnTOQTHelM9A=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=azLdzrqXhp+Xp2CTd/YXWMe+oQPfUmkVIaPYG1IlDCYl/d6AprL6wBi+3IC/pu0OG14wcsb2a6W3+zb3IwgFQIBl07rMp9vNmEBX3NB7ICkiwsSQeuWUafyfSNXGStXXG8B8Iw9hgKBI2RthY4J8VeqwtkfNIVINeriVocAD85A= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com; spf=pass smtp.mailfrom=sang-engineering.com; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b=NpvJJDjj; arc=none smtp.client-ip=194.117.254.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="NpvJJDjj" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-type :content-transfer-encoding; s=k1; bh=ns0TUqgMIMc2G1ba8motoRRT6bt z+ty/Oyg8gP8SWmY=; b=NpvJJDjju4aocgjXrrguTqsfukw30kDpkRlhhmPTKWQ a+LswuDRGK/41p1WNzcPvlgSeqOa/v/NMNKhz+A63l5Ahx8BKLu9BrX4j2k9rDMb 7nlVNSo0WbOpzTZ/7IpYmPWESYQG4J6mDxyrBIyUnQWp9/wIkX5sFEznrv4WANYs cKUUIWB3iB7g/ILe4JkVFjwHLpn5XDpdhoJOmJff+fMceCoery52dyqyP+bwco1/ ORU7vD9RUzD40vF998lMd5QSO5jAS/DXngGj9q2zRDdqFvpOGCZq8ma9FkUkdxRW MUoHAstq/IuEIMM7KqyTi1Fg0fN8yp7w931pY9xBWag== Received: (qmail 4192434 invoked from network); 10 Jun 2024 10:10:27 +0200 Received: by mail.zeus03.de with ESMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 10 Jun 2024 10:10:27 +0200 X-UD-Smtp-Session: l3s3148p1@42eOroQaxOYgAwDPXymAAHMyzy0c7Kdl From: Wolfram Sang To: linux-i2c@vger.kernel.org Cc: Easwar Hariharan , Andi Shyti , linux-doc@vger.kernel.org, Wolfram Sang , linux-kernel@vger.kernel.org Subject: [PATCH v2 2/6] docs: i2c: summary: update I2C specification link Date: Mon, 10 Jun 2024 10:10:17 +0200 Message-ID: <20240610081023.8118-3-wsa+renesas@sang-engineering.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240610081023.8118-1-wsa+renesas@sang-engineering.com> References: <20240610081023.8118-1-wsa+renesas@sang-engineering.com> Precedence: bulk X-Mailing-List: linux-i2c@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Luckily, the specs are directly downloadable again, so update the link. Also update its title to the original name "I²C". Signed-off-by: Wolfram Sang Reviewed-by: Easwar Hariharan --- Documentation/i2c/summary.rst | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/Documentation/i2c/summary.rst b/Documentation/i2c/summary.rst index 28ff80a2302b..e3ab1d414014 100644 --- a/Documentation/i2c/summary.rst +++ b/Documentation/i2c/summary.rst @@ -11,11 +11,9 @@ systems. Some systems use variants that don't meet branding requirements, and so are not advertised as being I2C but come under different names, e.g. TWI (Two Wire Interface), IIC. -The latest official I2C specification is the `"I2C-bus specification and user -manual" (UM10204) `_ -published by NXP Semiconductors. However, you need to log-in to the site to -access the PDF. An older version of the specification (revision 6) is archived -`here `_. +The latest official I2C specification is the `"I²C-bus specification and user +manual" (UM10204) `_ +published by NXP Semiconductors, version 7 as of this writing. SMBus (System Management Bus) is based on the I2C protocol, and is mostly a subset of I2C protocols and signaling. Many I2C devices will work on an