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=-19.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 AD884C432BE for ; Mon, 26 Jul 2021 15:41:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 96481604DC for ; Mon, 26 Jul 2021 15:41:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235320AbhGZPAy (ORCPT ); Mon, 26 Jul 2021 11:00:54 -0400 Received: from mail.kernel.org ([198.145.29.99]:39486 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235384AbhGZPAr (ORCPT ); Mon, 26 Jul 2021 11:00:47 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 012DC60F38; Mon, 26 Jul 2021 15:41:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1627314076; bh=RtEZdt85DVd0oUv8++7hPtS4KfVn+DuMGMlz7Cc+H/0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IMcCJFIjj6gLjOc72jCFF9X4hFbqeyXjBr7DpauoZdjUMs5iNlAwjG8wU+MYHjl44 7Zyq7bSoosMXzjJC/eXDP3D16OP3CmChkHGnImP1EklS+HQZ619lzwksGjMKyp/oTV gj9WgruU7M9ZONSD7/gAkvQ2Er1Ozzo+/a3b3c/A= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Primoz Fiser , Shawn Guo , Sasha Levin Subject: [PATCH 4.4 03/47] ARM: dts: imx6: phyFLEX: Fix UART hardware flow control Date: Mon, 26 Jul 2021 17:38:21 +0200 Message-Id: <20210726153823.091448698@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210726153822.980271128@linuxfoundation.org> References: <20210726153822.980271128@linuxfoundation.org> User-Agent: quilt/0.66 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 From: Primoz Fiser [ Upstream commit 14cdc1f243d79e0b46be150502b7dba9c5a6bdfd ] Serial interface uart3 on phyFLEX board is capable of 5-wire connection including signals RTS and CTS for hardware flow control. Fix signals UART3_CTS_B and UART3_RTS_B padmux assignments and add missing property "uart-has-rtscts" to allow serial interface to be configured and used with the hardware flow control. Signed-off-by: Primoz Fiser Signed-off-by: Shawn Guo Signed-off-by: Sasha Levin --- arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi index cae04e806036..e3e3a7a08d08 100644 --- a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi +++ b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi @@ -307,8 +307,8 @@ fsl,pins = < MX6QDL_PAD_EIM_D24__UART3_TX_DATA 0x1b0b1 MX6QDL_PAD_EIM_D25__UART3_RX_DATA 0x1b0b1 - MX6QDL_PAD_EIM_D30__UART3_RTS_B 0x1b0b1 - MX6QDL_PAD_EIM_D31__UART3_CTS_B 0x1b0b1 + MX6QDL_PAD_EIM_D31__UART3_RTS_B 0x1b0b1 + MX6QDL_PAD_EIM_D30__UART3_CTS_B 0x1b0b1 >; }; @@ -383,6 +383,7 @@ &uart3 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart3>; + uart-has-rtscts; status = "disabled"; }; -- 2.30.2