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{ "id": 813835, "url": "http://patchwork.ozlabs.org/api/covers/813835/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-imx/cover/1505399319-14782-1-git-send-email-pierre-yves.mordret@st.com/", "project": { "id": 19, "url": "http://patchwork.ozlabs.org/api/projects/19/?format=api", "name": "Linux IMX development", "link_name": "linux-imx", "list_id": "linux-imx-kernel.lists.patchwork.ozlabs.org", "list_email": "linux-imx-kernel@lists.patchwork.ozlabs.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1505399319-14782-1-git-send-email-pierre-yves.mordret@st.com>", "list_archive_url": null, "date": "2017-09-14T14:28:34", "name": "[v4,0/5] Add support for the STM32F7 I2C", "submitter": { "id": 71499, "url": "http://patchwork.ozlabs.org/api/people/71499/?format=api", "name": "Pierre Yves MORDRET", "email": "pierre-yves.mordret@st.com" }, "mbox": "http://patchwork.ozlabs.org/project/linux-imx/cover/1505399319-14782-1-git-send-email-pierre-yves.mordret@st.com/mbox/", "series": [ { "id": 3111, "url": "http://patchwork.ozlabs.org/api/series/3111/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-imx/list/?series=3111", "date": "2017-09-14T14:28:34", "name": "Add support for the STM32F7 I2C", "version": 4, "mbox": "http://patchwork.ozlabs.org/series/3111/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/813835/comments/", "headers": { "Return-Path": "<linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org>", "X-Original-To": "incoming-imx@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming-imx@bilbo.ozlabs.org", "Authentication-Results": [ "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.infradead.org\n\t(client-ip=65.50.211.133; helo=bombadil.infradead.org;\n\tenvelope-from=linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org;\n\treceiver=<UNKNOWN>)", "ozlabs.org; dkim=pass (2048-bit key;\n\tunprotected) header.d=lists.infradead.org\n\theader.i=@lists.infradead.org\n\theader.b=\"ktNfWAGL\"; dkim-atps=neutral" ], "Received": [ "from bombadil.infradead.org (bombadil.infradead.org\n\t[65.50.211.133])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xtLX30xGHz9sRm\n\tfor <incoming-imx@patchwork.ozlabs.org>;\n\tFri, 15 Sep 2017 00:29:39 +1000 (AEST)", "from localhost ([127.0.0.1] helo=bombadil.infradead.org)\n\tby bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux))\n\tid 1dsV95-0005fY-AT; Thu, 14 Sep 2017 14:29:35 +0000", "from mx07-00178001.pphosted.com ([62.209.51.94])\n\tby bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux))\n\tid 1dsV90-0005Yz-WD for linux-arm-kernel@lists.infradead.org;\n\tThu, 14 Sep 2017 14:29:33 +0000", "from pps.filterd (m0046668.ppops.net [127.0.0.1])\n\tby mx07-.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id\n\tv8EEOB5u009989; Thu, 14 Sep 2017 16:28:52 +0200", "from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35])\n\tby mx07-00178001.pphosted.com with ESMTP id 2cyufjg1kq-1\n\t(version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT);\n\tThu, 14 Sep 2017 16:28:52 +0200", "from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9])\n\tby beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id C482931;\n\tThu, 14 Sep 2017 14:28:51 +0000 (GMT)", "from Webmail-eu.st.com (sfhdag5node2.st.com [10.75.127.14])\n\tby zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 791B22697;\n\tThu, 14 Sep 2017 14:28:51 +0000 (GMT)", "from localhost (10.75.127.50) by SFHDAG5NODE2.st.com (10.75.127.14)\n\twith Microsoft SMTP Server (TLS) id 15.0.1178.4;\n\tThu, 14 Sep 2017 16:28:50 +0200" ], "DKIM-Signature": "v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed;\n\td=lists.infradead.org; s=bombadil.20170209; h=Sender:\n\tContent-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post:\n\tList-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To\n\t:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:\n\tResent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:\n\tList-Owner; bh=GtwpAaZ+UCsIECMTLiuc73R1XEBYSFp/KnSBzvRvPco=;\n\tb=ktNfWAGLKCJm27\n\twnZ4yH5rO83GW3BcRE9GCYDJwspacnRYMiPWEdSIfZgnfIBllIH5RyQaO6kH4WiA0dhtZh+c62xFQ\n\tqCJ798ff3lhtJCX5ub8zJLYwQMjiuXtI2KjqI+Ol2GoSJnpNGHDvwN9BTrgV+Oab5NzAJZ0SNZIf4\n\tUFsJ9962K1xHrhTPCew2a0+iSuJiw+TOACgN76bbgDCY4f5JFHr8Q3hexJ99tobxOOSB5ExZG4z6w\n\t2gey0nf61tN8+Nee9ZOd+fb6egcRWELhSYSUHe4N/5fG88oRW/UL0elRRIF1ZRWjkGp0EKV+lFWqT\n\tXT2fEKtZq7+ImR30zw7Q==;", "From": "Pierre-Yves MORDRET <pierre-yves.mordret@st.com>", "To": "Wolfram Sang <wsa@the-dreams.de>, Rob Herring <robh+dt@kernel.org>, Mark\n\tRutland <mark.rutland@arm.com>,\n\tMaxime Coquelin <mcoquelin.stm32@gmail.com>,\n\tAlexandre Torgue <alexandre.torgue@st.com>, Russell King\n\t<linux@armlinux.org.uk>, <linux-i2c@vger.kernel.org>,\n\t<devicetree@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, \n\t<linux-kernel@vger.kernel.org>", "Subject": "[PATCH v4 0/5] Add support for the STM32F7 I2C", "Date": "Thu, 14 Sep 2017 16:28:34 +0200", "Message-ID": "<1505399319-14782-1-git-send-email-pierre-yves.mordret@st.com>", "X-Mailer": "git-send-email 2.7.4", "MIME-Version": "1.0", "X-Originating-IP": "[10.75.127.50]", "X-ClientProxiedBy": "SFHDAG8NODE1.st.com (10.75.127.22) To SFHDAG5NODE2.st.com\n\t(10.75.127.14)", "X-Proofpoint-Virus-Version": "vendor=fsecure engine=2.50.10432:, ,\n\tdefinitions=2017-09-14_04:, , signatures=0", "X-CRM114-Version": "20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 ", "X-CRM114-CacheID": "sfid-20170914_072931_471266_57894392 ", "X-CRM114-Status": "UNSURE ( 9.60 )", "X-CRM114-Notice": "Please train this message.", "X-Spam-Score": "-2.6 (--)", "X-Spam-Report": "SpamAssassin version 3.4.1 on bombadil.infradead.org summary:\n\tContent analysis details: (-2.6 points)\n\tpts rule name description\n\t---- ----------------------\n\t--------------------------------------------------\n\t-0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/,\n\tlow trust [62.209.51.94 listed in list.dnswl.org]\n\t-0.0 SPF_PASS SPF: sender matches SPF record\n\t-1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1%\n\t[score: 0.0000]", "X-BeenThere": "linux-arm-kernel@lists.infradead.org", "X-Mailman-Version": "2.1.21", "Precedence": "list", "List-Unsubscribe": "<http://lists.infradead.org/mailman/options/linux-arm-kernel>,\n\t<mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe>", "List-Archive": "<http://lists.infradead.org/pipermail/linux-arm-kernel/>", "List-Post": "<mailto:linux-arm-kernel@lists.infradead.org>", "List-Help": "<mailto:linux-arm-kernel-request@lists.infradead.org?subject=help>", "List-Subscribe": "<http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>,\n\t<mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe>", "Cc": "Pierre-Yves MORDRET <pierre-yves.mordret@st.com>", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Sender": "\"linux-arm-kernel\" <linux-arm-kernel-bounces@lists.infradead.org>", "Errors-To": "linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org", "List-Id": "linux-imx-kernel.lists.patchwork.ozlabs.org" }, "content": "This patchset adds support for the I2C controller embedded in STM32F7xx SoC.\nIt enables I2C transfer in interrupt mode with Standard-mode, Fast-mode and\nFast-mode+ bus speed.\n---\n Version history:\n v4:\n * Fix max I2C Bus clock to 100%\n * Solve typo issue\n * Add retries value\n v3:\n * Move stm32f7_i2c_match above stm32f7_i2c_driver\n * of_device_get_match_data instead of of_match_device\n * Improve I2C Speed DT gathering\n * dev_err into dev_dbg for Arbitration loss\n * Remove useless space aligned\n\n v2:\n * Implement an I2C timings computation algorithm instead of static\n values(bindings). Algorithm uses generic I2C SCL Falling/Rising\n bindings and System clock to compute its timings.\n * I2C Device Tree Update\n---\nPierre-Yves MORDRET (5):\n dt-bindings: i2c-stm32: Document the STM32F7 I2C bindings\n i2c: i2c-stm32f4: use generic definition of speed enum\n i2c: i2c-stm32f7: add driver\n ARM: dts: stm32: Add I2C1 support for STM32F746 SoC\n ARM: dts: stm32: Add I2C1 support for STM32F746 eval board\n\n .../devicetree/bindings/i2c/i2c-stm32.txt | 29 +-\n arch/arm/boot/dts/stm32746g-eval.dts | 8 +\n arch/arm/boot/dts/stm32f746.dtsi | 22 +\n drivers/i2c/busses/Kconfig | 10 +\n drivers/i2c/busses/Makefile | 1 +\n drivers/i2c/busses/i2c-stm32.h | 20 +\n drivers/i2c/busses/i2c-stm32f4.c | 18 +-\n drivers/i2c/busses/i2c-stm32f7.c | 972 +++++++++++++++++++++\n 8 files changed, 1066 insertions(+), 14 deletions(-)\n create mode 100644 drivers/i2c/busses/i2c-stm32.h\n create mode 100644 drivers/i2c/busses/i2c-stm32f7.c" }