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=-9.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 45D66C433E1 for ; Wed, 27 May 2020 06:28:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 23A5920787 for ; Wed, 27 May 2020 06:28:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="J9Sn9cbd" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728303AbgE0G22 (ORCPT ); Wed, 27 May 2020 02:28:28 -0400 Received: from mail27.static.mailgun.info ([104.130.122.27]:16068 "EHLO mail27.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728663AbgE0G21 (ORCPT ); Wed, 27 May 2020 02:28:27 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1590560906; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=QNB5FFL3qfSRO+ExYgJpo60mpcmeIY+MQbQKCqhYofs=; b=J9Sn9cbdmGGaZgBjdzJvPWqAHPdFZHJkL/VGMe2Bg2JinxTX5zeIldK3dPpB5PCDOgZJYPD+ hM1WealL/UpVfnR/LTIEMGFMlXZ6P86NKhP/B7tFuyPhaxmMmQIWf06BMbqlSUzTVOEWkTlA nrBo9EI+Kpf09oiRkESnI4zdEQw= X-Mailgun-Sending-Ip: 104.130.122.27 X-Mailgun-Sid: WyI1YmJiNiIsICJkZXZpY2V0cmVlQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n05.prod.us-west-2.postgun.com with SMTP id 5ece087b37a454afcb7a814f (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Wed, 27 May 2020 06:28:11 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 619A6C433CA; Wed, 27 May 2020 06:28:11 +0000 (UTC) Received: from akashast-linux.qualcomm.com (blr-c-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: akashast) by smtp.codeaurora.org (Postfix) with ESMTPSA id 27034C43387; Wed, 27 May 2020 06:28:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 27034C43387 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=akashast@codeaurora.org From: Akash Asthana To: robh+dt@kernel.org Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, mgautam@codeaurora.org, rojay@codeaurora.org, skakit@codeaurora.org, msavaliy@codeaurora.org, Akash Asthana Subject: [PATCH V7 3/3] dt-bindings: serial: Add binding for UART pin swap Date: Wed, 27 May 2020 11:57:44 +0530 Message-Id: <1590560864-27037-4-git-send-email-akashast@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1590560864-27037-1-git-send-email-akashast@codeaurora.org> References: <1590560864-27037-1-git-send-email-akashast@codeaurora.org> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add documentation to support RX-TX & CTS-RTS GPIO pin swap in HW. Signed-off-by: Akash Asthana Reviewed-by: Stephen Boyd --- Changes in V7: - As per Rob's comment, added type: boolean to properties. Documentation/devicetree/bindings/serial/serial.yaml | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/serial/serial.yaml b/Documentation/devicetree/bindings/serial/serial.yaml index 53204d9..8645d0e 100644 --- a/Documentation/devicetree/bindings/serial/serial.yaml +++ b/Documentation/devicetree/bindings/serial/serial.yaml @@ -67,6 +67,14 @@ properties: (wired and enabled by pinmux configuration). This depends on both the UART hardware and the board wiring. + rx-tx-swap: + type: boolean + description: RX and TX pins are swapped. + + cts-rts-swap: + type: boolean + description: CTS and RTS pins are swapped. + if: required: - uart-has-rtscts -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,\na Linux Foundation Collaborative Project