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=-5.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=ham 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 4F668C2D0C7 for ; Wed, 11 Dec 2019 09:21:10 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1F59B214AF for ; Wed, 11 Dec 2019 09:21:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="AIteBQiQ"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="JnhSW1Jj" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1F59B214AF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=QH9pv825V8OxrdSpeUngvsC1EG/19bzauK/nbyu67I8=; b=AIteBQiQLQtr6p sAkC/LtTqLtjEUIQTuCPK7Pcun3YmxfiuzJCocfA2s/zyhZcFiEGV6L7R6G/cBvjcINPEhFfMC8IR kU/rA5MXZAgVg9Mt+jDikMVmVJrc3HQBRICFpE6HVySC920UX7kCv7xjzMrg89xAzvD4J/j8BAe8t Cx+bqsxzcqdOaiq5/UfCYh45hm725sPLFJzhoBEjPe/Z5M0ul+JRbW5X/uflW87Kk2pfZqHMJiVCF 6pvLRdl5KHNW1kNyOVkvYf4wsndAMz078vZYozXUtCD2KmrqTSfEeTgP0Ecuzx7Z84JF5y2cXOxD5 hdlp68wLJAxkuECx/spQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ieyB9-0005Qw-BW; Wed, 11 Dec 2019 09:21:07 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ieyB7-0005QL-3Y for linux-arm-kernel@lists.infradead.org; Wed, 11 Dec 2019 09:21:06 +0000 Received: from dragon (98.142.130.235.16clouds.com [98.142.130.235]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8A737214AF; Wed, 11 Dec 2019 09:21:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576056064; bh=gzDA3JJnu708N4xoucs8RAE4lUx+pZwj+RYMbSyB3LU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=JnhSW1JjOn7hiWYurytdcwcMptqWolC9yyigMO0/FpxLCa5iiqrgR63k5Q2YHyQWG GcHfSJXjhE2NURShz8DRmpToqMSOurOrLthtFKiaBuJV1mzu0bqb7I4NPZHiyIa6wP i1gxUGE2PFeSIsKe4xTvrGaqsYRuTNSKJ8303yEU= Date: Wed, 11 Dec 2019 17:20:53 +0800 From: Shawn Guo To: Michael Walle Subject: Re: [PATCH] arm64: dts: ls1028a: put SAIs into async mode Message-ID: <20191211092052.GX15858@dragon> References: <20191129210937.26808-1-michael@walle.cc> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20191129210937.26808-1-michael@walle.cc> User-Agent: Mutt/1.5.21 (2010-09-15) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191211_012105_169592_CDD69904 X-CRM114-Status: GOOD ( 11.24 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Li Yang , Rob Herring , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Nov 29, 2019 at 10:09:37PM +0100, Michael Walle wrote: > The LS1028A SoC has only unidirectional SAIs. Therefore, it doesn't make > sense to have the RX and TX part synchronous. Even worse, the RX part > wont work out of the box because by default it is configured as > synchronous to the TX part. And as said before, the pinmux of the SoC > can only be configured to route either the RX or the TX signals to the > SAI but never both at the same time. Thus configure the asynchronous > mode by default. > > Signed-off-by: Michael Walle Applied, thanks. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel