From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C7212C433DB for ; Mon, 1 Mar 2021 10:40:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7C10864DB2 for ; Mon, 1 Mar 2021 10:40:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234473AbhCAKkU (ORCPT ); Mon, 1 Mar 2021 05:40:20 -0500 Received: from mx07-00178001.pphosted.com ([185.132.182.106]:40515 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234531AbhCAKhP (ORCPT ); Mon, 1 Mar 2021 05:37:15 -0500 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 121AVgYH020544; Mon, 1 Mar 2021 11:36:16 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=subject : to : cc : references : from : message-id : date : mime-version : in-reply-to : content-type : content-transfer-encoding; s=selector1; bh=i63qanHvq06PqbvkfcT0nX7SZDJtNaIWa9wC1GqN/1g=; b=UTWhfdYTlpHgopZiO+LUtNP+V5RR/XNoWjs1q7hmvdyeNqAyDzRdYj7JkCZRIoZW811C xPWbHraa2tqB+Zen4IeVTL0iGQxHMhwPZE8DBW6I980t4IJjwDfB4I0VaJPh7/54CMWg BwxxWaXujlhXGRVENLNRkTDk+xbUdviNH6qVZA1MN5nEcMoLB/vm2/uFTD3qmfdCJp5i FWRX49w3xB2WHO84IfQaQ2c7JULqQ/AvpRI9s3d8Rn9va99vY5e1vAXaxogAb3tnmZ/u dxuGr9IXIfdGwIQNNMDN8EX3DCh6iDHCZUxzZtuW6D4SmsCH/PWX+tubbvAJ6KEjNP9r Bg== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 36yfc3k9tv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 01 Mar 2021 11:36:16 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 1AEB3100034; Mon, 1 Mar 2021 11:36:16 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag2node3.st.com [10.75.127.6]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 07CFA227E04; Mon, 1 Mar 2021 11:36:16 +0100 (CET) Received: from [10.211.4.172] (10.75.127.48) by SFHDAG2NODE3.st.com (10.75.127.6) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 1 Mar 2021 11:36:14 +0100 Subject: Re: [PATCH v2 2/2] dt-bindings: serial: Add rx-tx-swap to stm32-usart To: Martin Devera , CC: , Alexandre Torgue , Greg Kroah-Hartman , Rob Herring , , Maxime Coquelin , , Jiri Slaby , , Le Ray References: <20210227164157.30971-1-devik@eaxlabs.cz> <20210227164157.30971-2-devik@eaxlabs.cz> From: Fabrice Gasnier Message-ID: Date: Mon, 1 Mar 2021 11:36:14 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20210227164157.30971-2-devik@eaxlabs.cz> Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.75.127.48] X-ClientProxiedBy: SFHDAG2NODE3.st.com (10.75.127.6) To SFHDAG2NODE3.st.com (10.75.127.6) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369,18.0.761 definitions=2021-03-01_05:2021-02-26,2021-03-01 signatures=0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2/27/21 5:41 PM, Martin Devera wrote: > Add new rx-tx-swap property to allow for RX & TX pin swapping. > > Signed-off-by: Martin Devera > --- > Documentation/devicetree/bindings/serial/st,stm32-uart.yaml | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml > index 8631678283f9..45f2a19997da 100644 > --- a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml > +++ b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml > @@ -40,6 +40,10 @@ properties: > > uart-has-rtscts: true > > + rx-tx-swap: > + type: boolean > + maxItems: 1 > + Hi Martin, This could be restricted to st,stm32f7-uart and st,stm32h7-uart compatibles. This option isn't available on stm32f4 (e.g. st,stm32-uart compatible) Thanks for your patch, Best Regards, Fabrice > dmas: > minItems: 1 > maxItems: 2 >