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=-5.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=ham 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 3F31AC28CBC for ; Wed, 6 May 2020 19:59:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1500D2075E for ; Wed, 6 May 2020 19:59:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588795162; bh=rmZabe06EpzDUel3riEAfauHROJwfYA0XDeLDRE3n00=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=s73Nk9/hIGecknz6PejZByxFGZ1lpo0FCMgKTo4VcVfB/M8NJiijjpbUCDp3Zoely hcf5GOTKZiXedZyEXSfUuQAq24uz8G8gO0K8KfaAxC7E6cSfzYO/I7iKEQ8FzkyNZz 9R+UgHRT0ZyWpnK0r6YWLdAHbPf2eQ/q8UCcY76w= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726477AbgEFT7V (ORCPT ); Wed, 6 May 2020 15:59:21 -0400 Received: from mail-oi1-f194.google.com ([209.85.167.194]:37407 "EHLO mail-oi1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725799AbgEFT7T (ORCPT ); Wed, 6 May 2020 15:59:19 -0400 Received: by mail-oi1-f194.google.com with SMTP id r25so2911507oij.4; Wed, 06 May 2020 12:59:18 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=bO0DJaCUE0XKssvRg38lswObA4y7SjfSv2q1CR1u7z0=; b=Gi5chG4/JpnzOfFxkdDoZ4tjGs17v118ckN6didtg16/EukLeaUZD1bs0kTOLQTNCN Rqb1wUSdD6GEKn51f1TKUlENsLIRR4fUYPfuV4M7TP/e2Duw5Pjga7J6aJmNUGv+Zaor grWff5+9uuBFQyVK2xszT3oWyi3/z88h2m30b8AIQ2n19+XSnSFyNIQ0YLFnwhO6G82/ 4C4SjypEnAFUqaxnNkyVGrwuVW/InwdW5YWYn38kLkZ4XUVjXWoQO+zM4Uk7j+S12DRo IbnVmgarOVVFIprodTFa8xi8S7YS1w63iJGVgjx1GdXHpYxaHMFApB8Kx37y7LVJQ5vm H7NA== X-Gm-Message-State: AGi0PuaGD3GtV4Sry6aedSWGhlFBou6gceYwDs+6nN3eDoWBah2+yeFP cF4vPf9BmRsY06gMbuvF/w== X-Google-Smtp-Source: APiQypLR5WjjYamVAcv6tfzD1IA0+5vseecA/FXkvzZpzsWL3ae3CrTRLxA9Orkli3Z7VBOdSdow2Q== X-Received: by 2002:a54:4811:: with SMTP id j17mr3960001oij.29.1588795158503; Wed, 06 May 2020 12:59:18 -0700 (PDT) Received: from rob-hp-laptop (24-155-109-49.dyn.grandenetworks.net. [24.155.109.49]) by smtp.gmail.com with ESMTPSA id e13sm767826otj.46.2020.05.06.12.59.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 May 2020 12:59:17 -0700 (PDT) Received: (nullmailer pid 22166 invoked by uid 1000); Wed, 06 May 2020 19:59:16 -0000 Date: Wed, 6 May 2020 14:59:16 -0500 From: Rob Herring To: mani@kernel.org Cc: gregkh@linuxfoundation.org, robh+dt@kernel.org, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, devicetree@vger.kernel.org, Manivannan Sadhasivam , linux-kernel@vger.kernel.org, andy.shevchenko@gmail.com, linux-serial@vger.kernel.org, fabrice.gasnier@st.com, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v3 1/2] dt-bindings: serial: Document CTS/RTS gpios in STM32 UART Message-ID: <20200506195916.GA22126@bogus> References: <20200420170204.24541-1-mani@kernel.org> <20200420170204.24541-2-mani@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200420170204.24541-2-mani@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-serial-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org On Mon, 20 Apr 2020 22:32:03 +0530, mani@kernel.org wrote: > From: Manivannan Sadhasivam > > Document the use of CTS/RTS gpios for flow control in STM32 UART > controller. These properties can be used instead of 'st,hw-flow-ctrl' > for making use of any gpio pins for flow control instead of dedicated > pins. It should be noted that both CTS/RTS and 'st,hw-flow-ctrl' > properties cannot co-exist in a design. > > Reviewed-by: Andy Shevchenko > Signed-off-by: Manivannan Sadhasivam > --- > .../devicetree/bindings/serial/st,stm32-uart.yaml | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > Reviewed-by: Rob Herring