From patchwork Fri Jun 2 15:26:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Hugo Villeneuve X-Patchwork-Id: 102619 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp1116856vqr; Fri, 2 Jun 2023 08:37:29 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ41j97OirhDZ6FP9e5E1hETm0FLFVegTVjp/UGfUJ70DY+7cNrtdW1KSN/SsXboAk2eaHSs X-Received: by 2002:a17:902:ab59:b0:1aa:d235:6dd4 with SMTP id ij25-20020a170902ab5900b001aad2356dd4mr172414plb.19.1685720249429; Fri, 02 Jun 2023 08:37:29 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1685720249; cv=none; d=google.com; s=arc-20160816; b=Peev/RJuTkzitLQ7KmE+XVNeypYAVateOxZze+N8zy8NqSTwTMWfTZfd3ss7ojI+Vc MzkmYW+ESdjVZxnTrXLeBgf6JFPGFECJDGiRk71GDFDnNqbVjkU3N9q5v3tHm52CSKtO KcDKc1zldFWuwHEZaaj5NoWmR0LHlDTspkfEjLIorpVXOwHjqso5uFY2lDzEeWwF+SrC L46In4GFnYMpv4nIbWcS5DFX6t0Ir5fX60q4EYkgOlnxm+7HXo+zAhpWCda04hMu8VhH 8cBTo6gTbUn8Wbj79rlJfNsA7gHh+9cde3Q48Nm98JvGFAHFg/86pD8MsRD9bOezsdGS /Zgg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:subject:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:cc:to:from:dkim-signature; bh=CszQL7eYvui36nayCd/uiEjw7JXAIliYcxjDYDSZAaU=; b=kdCjp5yx+9Vfo75NNJ5zMHI8iYg0rGXvpaGNumPaIBzlUCgkYQnYf0ENj/hCnu4rCC KIEIJTLtVMyR8h5Jp7DAYEgX52drf7SgMuKX2q8Cjfl0C05vNGhfY8IkcLXDaYHJSOPd iJUwukhhzZMW9NH/wQRSV90ZnkUVjb3Df58BDwduYdIJo1AszI8r1Fqu92qQ3s+CP4pn UJIVKJqdphUR1nN9LIQWRVO2gklPW1lg/TBvAwdKk/4caFTPBobQQBQ72Yz0SVG9pHsD 9Wn1wkc972s3ZsSO27eKzAEbzATKXWIo1IvpalIViGauRkUyPW9ezk9AH721MFf/n6bD 2aeQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@hugovil.com header.s=x header.b=rEapo3bm; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id y4-20020a17090322c400b001ae5e5c275asi1062121plg.364.2023.06.02.08.37.17; Fri, 02 Jun 2023 08:37:29 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=fail header.i=@hugovil.com header.s=x header.b=rEapo3bm; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236734AbjFBP1P (ORCPT + 99 others); Fri, 2 Jun 2023 11:27:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41922 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236644AbjFBP0r (ORCPT ); Fri, 2 Jun 2023 11:26:47 -0400 Received: from mail.hugovil.com (mail.hugovil.com [162.243.120.170]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F06DD18D; Fri, 2 Jun 2023 08:26:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=hugovil.com ; s=x; h=Subject:Content-Transfer-Encoding:Content-Type:MIME-Version: References:In-Reply-To:Message-Id:Date:Cc:To:From:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=CszQL7eYvui36nayCd/uiEjw7JXAIliYcxjDYDSZAaU=; b=rEapo3bmJH3C3qHlVJEvbN/lFZ OgUuiuXkHGMrVTlcc2PVoBuosNExmQNtKjLYiqk7GUEKt4O8k1jGdvLlNd+ibNCiSLGSd3dEdkJiO T14Okn9uc/QT5U/AGa4D2TRJq9L95xf5K6zfXEf7mTW6JARsNs+pqmpCvQmIdBRLjpEU=; Received: from modemcable168.174-80-70.mc.videotron.ca ([70.80.174.168]:50948 helo=pettiford.lan) by mail.hugovil.com with esmtpa (Exim 4.92) (envelope-from ) id 1q56fo-0008Hq-Hw; Fri, 02 Jun 2023 11:26:41 -0400 From: Hugo Villeneuve To: gregkh@linuxfoundation.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, jirislaby@kernel.org, jringle@gridpoint.com, tomasz.mon@camlingroup.com, l.perczak@camlintechnologies.com Cc: linux-serial@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, hugo@hugovil.com, linux-gpio@vger.kernel.org, Hugo Villeneuve , =?utf-8?q?Ilpo_J=C3=A4rvinen?= , Lech Perczak Date: Fri, 2 Jun 2023 11:26:23 -0400 Message-Id: <20230602152626.284324-8-hugo@hugovil.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230602152626.284324-1-hugo@hugovil.com> References: <20230602152626.284324-1-hugo@hugovil.com> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 70.80.174.168 X-SA-Exim-Mail-From: hugo@hugovil.com X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Spam-Level: X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_PASS,SPF_PASS, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 Subject: [PATCH v7 7/9] serial: sc16is7xx: add call to get rs485 DT flags and properties X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on mail.hugovil.com) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1767605796235368293?= X-GMAIL-MSGID: =?utf-8?q?1767605796235368293?= From: Hugo Villeneuve Add call to uart_get_rs485_mode() to probe for RS485 flags and properties from device tree. Signed-off-by: Hugo Villeneuve Reviewed-by: Ilpo Järvinen Reviewed-by: Lech Perczak Tested-by: Lech Perczak --- drivers/tty/serial/sc16is7xx.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c index 7a9b91f0c710..9eef7fcd8863 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -1545,6 +1545,10 @@ static int sc16is7xx_probe(struct device *dev, goto out_ports; } + ret = uart_get_rs485_mode(&s->p[i].port); + if (ret) + goto out_ports; + /* Disable all interrupts */ sc16is7xx_port_write(&s->p[i].port, SC16IS7XX_IER_REG, 0); /* Disable TX/RX */