From patchwork Thu Jun 1 16:31:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Hugo Villeneuve X-Patchwork-Id: 687987 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 361F7C77B7A for ; Thu, 1 Jun 2023 16:31:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231710AbjFAQbm (ORCPT ); Thu, 1 Jun 2023 12:31:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50078 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231298AbjFAQbg (ORCPT ); Thu, 1 Jun 2023 12:31:36 -0400 Received: from mail.hugovil.com (mail.hugovil.com [162.243.120.170]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 872AFD1; Thu, 1 Jun 2023 09:31:34 -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=Z3WZIzncTr6MCeVd4lJqIf8LqUrhJSqs0YEKHbqWmt4=; b=VDh7wzXM/OCFUOqHkjnlZkQpYE beddES8GtwmOaKAukNEjkrDdFELmpf5aoSGmizJa1LlV1D0ib6KyXhHuF6/VGjzKjxNnUb+Mj2WqN Yn+yfTk9ElbbIFn6T1WMAnOoqplMe1pyZEupP3HMxpMJeN3/vK/gWMLu+MZTypBdFuzQ=; Received: from modemcable168.174-80-70.mc.videotron.ca ([70.80.174.168]:53588 helo=pettiford.lan) by mail.hugovil.com with esmtpa (Exim 4.92) (envelope-from ) id 1q4lCy-0003BU-8r; Thu, 01 Jun 2023 12:31:29 -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, l.perczak@camlintechnologies.com, tomasz.mon@camlingroup.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: Thu, 1 Jun 2023 12:31:11 -0400 Message-Id: <20230601163113.2785657-8-hugo@hugovil.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230601163113.2785657-1-hugo@hugovil.com> References: <20230601163113.2785657-1-hugo@hugovil.com> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 70.80.174.168 X-SA-Exim-Mail-From: hugo@hugovil.com Subject: [PATCH v5 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-gpio@vger.kernel.org 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 2fa09baf28e3..388c1d490853 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -1544,6 +1544,10 @@ 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 */