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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 44E84C43334 for ; Mon, 6 Jun 2022 10:08:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233687AbiFFKIW (ORCPT ); Mon, 6 Jun 2022 06:08:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42608 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233468AbiFFKGF (ORCPT ); Mon, 6 Jun 2022 06:06:05 -0400 Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E4D112DBEC; Mon, 6 Jun 2022 03:05:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1654509955; x=1686045955; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=ZM/pEhOqDZJ2vEjEvweRMXHfCanuCKshhfEXaADs/+c=; b=VbiL4JLVsWYN60pCpVxMhSnIhF+xCGHB7hl6W9xKfaA4yIaDcG6LJwAn iaZm9yF5ci/TqLdOPEx7hNZi16D7Oh8r1OovW4z3OgUS9oqOPmXplrkex 9ZAwlyZD396NEpCSc0sEFoyat98w9YN8A5qjOCWWjZMBMpTv3MMqirwOf QnE49DTEeoNnm8eN8MpAuhOjk6qDltj5wV2aQKzN29XABSLK6fcwMDHlN 4PVma0m5zq9zBgjCLVixRY2W/ScG1TwPkOM/kevyxMyq8Tgf1k6zycULp Fv/2C++SNdiQsZx65BrsWLiUoMjrcKgpojx+6hRsNgVJkKW3/bL9+qBgL A==; X-IronPort-AV: E=McAfee;i="6400,9594,10369"; a="362987070" X-IronPort-AV: E=Sophos;i="5.91,280,1647327600"; d="scan'208";a="362987070" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jun 2022 03:05:55 -0700 X-IronPort-AV: E=Sophos;i="5.91,280,1647327600"; d="scan'208";a="635523787" Received: from amkossek-mobl1.ger.corp.intel.com (HELO ijarvine-MOBL2.ger.corp.intel.com) ([10.252.57.11]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jun 2022 03:05:52 -0700 From: =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= To: linux-serial@vger.kernel.org, Greg KH , Jiri Slaby , Maxime Coquelin , Alexandre Torgue , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= Subject: [PATCH 21/36] serial: stm32: Fill in rs485_supported Date: Mon, 6 Jun 2022 13:04:18 +0300 Message-Id: <20220606100433.13793-22-ilpo.jarvinen@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220606100433.13793-1-ilpo.jarvinen@linux.intel.com> References: <20220606100433.13793-1-ilpo.jarvinen@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add information on supported serial_rs485 features. Signed-off-by: Ilpo Järvinen --- drivers/tty/serial/stm32-usart.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c index b7b44f4050d4..db3dd9731ee1 100644 --- a/drivers/tty/serial/stm32-usart.c +++ b/drivers/tty/serial/stm32-usart.c @@ -1375,6 +1375,13 @@ static void stm32_usart_deinit_port(struct stm32_port *stm32port) clk_disable_unprepare(stm32port->clk); } +static const struct serial_rs485 stm32_rs485_supported = { + .flags = SER_RS485_ENABLED | SER_RS485_RTS_ON_SEND | SER_RS485_RTS_AFTER_SEND | + SER_RS485_RX_DURING_TX, + .delay_rts_before_send = 1, + .delay_rts_after_send = 1, +}; + static int stm32_usart_init_port(struct stm32_port *stm32port, struct platform_device *pdev) { @@ -1394,6 +1401,7 @@ static int stm32_usart_init_port(struct stm32_port *stm32port, port->has_sysrq = IS_ENABLED(CONFIG_SERIAL_STM32_CONSOLE); port->irq = irq; port->rs485_config = stm32_usart_config_rs485; + port->rs485_supported = &stm32_rs485_supported; ret = stm32_usart_init_rs485(port, pdev); if (ret) -- 2.30.2