From patchwork Mon Aug 7 21:45:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Hugo Villeneuve X-Patchwork-Id: 132457 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:c44e:0:b0:3f2:4152:657d with SMTP id w14csp1771143vqr; Mon, 7 Aug 2023 16:32:04 -0700 (PDT) X-Google-Smtp-Source: AGHT+IH/8b6YlAte1DHgDUYBqEjeLf6X8oCahYq0nKvAe+rQt9XOIMe3yRLSYJo2RrTDiE6NDnch X-Received: by 2002:aa7:c556:0:b0:523:47b0:9077 with SMTP id s22-20020aa7c556000000b0052347b09077mr153403edr.38.1691451123900; Mon, 07 Aug 2023 16:32:03 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1691451123; cv=none; d=google.com; s=arc-20160816; b=ozw29egnLWQVSzSmRXtSNSQj70PQlW+kSUwXkZfqUNsfNkSlrECm/sjVdOKS4JGg7z mOPEslHZUA3PJ0hwUjNz1ifOBZe4ABzlspBZEY6dCkVvwKBDAs0U573VhlC4XKFcrJwV fnNxFDR2JkAogQZHTqgE/+HRPkgRgTUoB4x9+2ht0hglaf/4lY5IB/Z+pZFXkTBqLfMX Uk+cZ5oggZfMjKhAbCw/a7Xo0qk8yIFhtPxHzAguHgPiSLOlqT1IU9KnNGIks4KXEU3R joA1AoqpgqZfwIwl3A0fizgVUKcPDmdBD7cpU/uxrpgFXa53IInZLm/bazg78KzrcWfE 3Zpg== 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=ec1Zk637eDWVn64eclVyppNTtCvrXv42fcayZ6Lfi9Y=; fh=BgpvEVgJGj34BIZzOiHxP3hFF9kEMYMub/2dVXyosI0=; b=GRRI/baT9r5sD/2pX9QIu//7CpWKHp5mTQ+8HXk/kS/IdZZNwbO4xic8scpFjtnUD1 i712kpJYKvPGgvLRYWSpJkuFuswMXfSBHaT2e+b0dvKdhxJRyKurk9TKe/fMJPY4Rc6w KPg2i4zWWUr/RuTZqIIaqE34NEmgkSAbX4oiSz54WbsQEdwGwUQz6wSNoxEiCcpe+MVD BrcPzwBCJAXWcOZHkysTNdGLllz7pL3SbYVCRYV1JufgDuBe3OHniIzlejMsZq/9YQwE tTR+/3M0gkvOef+Oy5XqSFdgyA1ukSpX303AoVQFj/VmLPTO2R2zUjCv8WqCoT1+neI3 wpEQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@hugovil.com header.s=x header.b=tTfplzTb; 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 f23-20020aa7d857000000b005222b60fc67si6140861eds.303.2023.08.07.16.31.40; Mon, 07 Aug 2023 16:32:03 -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=pass header.i=@hugovil.com header.s=x header.b=tTfplzTb; 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 S230503AbjHGVqf (ORCPT + 99 others); Mon, 7 Aug 2023 17:46:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34040 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230423AbjHGVq2 (ORCPT ); Mon, 7 Aug 2023 17:46:28 -0400 Received: from mail.hugovil.com (mail.hugovil.com [162.243.120.170]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 965FF1711; Mon, 7 Aug 2023 14:46:23 -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:MIME-Version:Message-Id:Date:Cc:To :From:subject:date:message-id:reply-to; bh=ec1Zk637eDWVn64eclVyppNTtCvrXv42fcayZ6Lfi9Y=; b=tTfplzTb1uVvw0pB7IziW/RgS7 kh6UihZgHwGCj1AtHDh5E/HLu3J07XgHfvUuEHirzfE+l3QWwO8q/L0y5z3hcxxEqak9tGYHAZXTD mM2/5FItTd/0LLxuiVeS4xvRwI4hXYxqLSjO+iFQCwvUH7flt469zgY0l5Nf9P/HWWZM=; Received: from modemcable061.19-161-184.mc.videotron.ca ([184.161.19.61]:47088 helo=localhost.localdomain) by mail.hugovil.com with esmtpa (Exim 4.92) (envelope-from ) id 1qT83N-0000hD-74; Mon, 07 Aug 2023 17:46:17 -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: Mon, 7 Aug 2023 17:45:56 -0400 Message-Id: <20230807214556.540627-7-hugo@hugovil.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230807214556.540627-1-hugo@hugovil.com> References: <20230807214556.540627-1-hugo@hugovil.com> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 184.161.19.61 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,RCVD_IN_DNSWL_BLOCKED, SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 Subject: [PATCH v10 6/6] serial: sc16is7xx: add missing support for rs485 devicetree 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: INBOX X-GMAIL-THRID: 1773615053611633430 X-GMAIL-MSGID: 1773615053611633430 From: Hugo Villeneuve Retrieve rs485 devicetree properties on registration of sc16is7xx ports in case they are attached to an rs485 transceiver. 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 cfc88959b2f7..f61d98e09dc3 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -1554,6 +1554,10 @@ 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 */