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[2604:1380:45d1:ec00::1]) by mx.google.com with ESMTPS id af79cd13be357-7955c97ee75si370393685a.472.2024.06.10.01.10.59 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 10 Jun 2024 01:10:59 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-207806-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1; Authentication-Results: mx.google.com; dkim=pass header.i=@sang-engineering.com header.s=k1 header.b=NpvJJDjj; arc=pass (i=1 spf=pass spfdomain=sang-engineering.com dkim=pass dkdomain=sang-engineering.com); spf=pass (google.com: domain of linux-kernel+bounces-207806-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-207806-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id AC7EB1C20370 for ; Mon, 10 Jun 2024 08:10:59 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 7BDC96F2ED; Mon, 10 Jun 2024 08:10:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="NpvJJDjj" 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 A33C957323 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=1718007038; cv=none; b=VuZnrRh9yld06n2GWAYZkyh7geup3BTGx38QsC7NRDfN/itAtCy+lHzl5LNEpIHlZ52ypzft+eSFXPmuAc5daLG1n/k3zSoqq1yEx0qZ8x5eOpBNt5Pj32jFbiXJK6o7gZgexJn7jaiduWbNKVozZgF3xosqXHdUmgXrTzM89Xw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718007038; c=relaxed/simple; bh=tLa3YjKzTjbALrEqcR62zhXe0F7RUglCnTOQTHelM9A=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=bOqRw7xAJgy0/5WV9Ua8ltNpv91v3HYfJR0SaBpIBoDzrkjwoOwbvFZa4YglKbz1LQGNrsbc5jrwCJvICHRs8fiqqH9ph86rUoRKdChvC9X3VFKmWpBD18JpR6Mp/fdHE/yEdF7HXDCFDRCZVkaKfCAnCl2Shvjp+U20OHzY/84= 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 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-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 -- 2.43.0