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[209.132.180.67]) by mx.google.com with ESMTP id b3si3290670pgn.665.2018.04.04.01.14.55; Wed, 04 Apr 2018 01:15:09 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751244AbeDDINn (ORCPT + 99 others); Wed, 4 Apr 2018 04:13:43 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:51480 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750916AbeDDINm (ORCPT ); Wed, 4 Apr 2018 04:13:42 -0400 Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by mx07-.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id w34892CO007405; Wed, 4 Apr 2018 10:13:21 +0200 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2h3gushmrb-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Wed, 04 Apr 2018 10:13:21 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 3EDC131; Wed, 4 Apr 2018 08:13:20 +0000 (GMT) Received: from Webmail-eu.st.com (sfhdag5node2.st.com [10.75.127.14]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 2194314A4; Wed, 4 Apr 2018 08:13:20 +0000 (GMT) Received: from [10.201.23.236] (10.75.127.51) by SFHDAG5NODE2.st.com (10.75.127.14) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Wed, 4 Apr 2018 10:13:19 +0200 Subject: Re: [PATCH v2 2/6] i2c: i2c-stm32f7: Add slave support To: Wolfram Sang CC: Maxime Coquelin , Alexandre Torgue , , , References: <1521650940-11651-1-git-send-email-pierre-yves.mordret@st.com> <1521650940-11651-3-git-send-email-pierre-yves.mordret@st.com> <20180325181600.vehqe3xcx55qxtd7@katana> <94737125-c0b7-08ca-c2f7-feb4e5d0498c@st.com> <20180403152604.udgh4v2erpsupgo3@ninjato> From: Pierre Yves MORDRET Message-ID: Date: Wed, 4 Apr 2018 10:13:19 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <20180403152604.udgh4v2erpsupgo3@ninjato> Content-Type: text/plain; charset="windows-1252" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.75.127.51] X-ClientProxiedBy: SFHDAG6NODE3.st.com (10.75.127.18) To SFHDAG5NODE2.st.com (10.75.127.14) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2018-04-04_02:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/03/2018 05:26 PM, Wolfram Sang wrote: > On Mon, Mar 26, 2018 at 10:41:51AM +0200, Pierre Yves MORDRET wrote: >> >> >> On 03/25/2018 08:16 PM, Wolfram Sang wrote: >>> On Wed, Mar 21, 2018 at 05:48:56PM +0100, Pierre-Yves MORDRET wrote: >>>> This patch adds slave support for I2C controller embedded in STM32F7 SoC >>>> >>>> Signed-off-by: M'boumba Cedric Madianga >>>> Signed-off-by: Pierre-Yves MORDRET >>> >>> Looks OK from a first look. What kind of tests did you do? >> >> As mentioned for 10-bit, I'm using 2 I2C instances from the SoC. >> Here are the tests I dit: >> - Master/slave send in 7 and 10 bits >> - master/slave recv in 7 and 10 bits >> - E2PROM Read/Write > > As far as I understand the code now, both instances can be master / > slave simultanously on the same bus? > Correct.