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=-4.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no 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 A7ECCC2B9F8 for ; Tue, 25 May 2021 14:37:27 +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 622AA61401 for ; Tue, 25 May 2021 14:37:27 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 622AA61401 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+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.20210309; h=Sender:Content-Type: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: In-Reply-To:MIME-Version:References:Message-ID:Subject:Cc:To:From:Date: Reply-To:Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date :Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=DqFQogrUYkYd6r2qJ3mtSIZd6lWp/xKCm4M70IGpn7o=; b=rVadJwXRDFURj0G6w1/g2ggosj nd9RDjb/CCN7Anqn4l3sZ0I78pRyi1XG6189Zpxp4p8jIqJTfahLlwHX9X4t0G4OxQh/Xai4YJorw q9IAeEw7q3LaxQ8rKBxIMKeHreP7tMWMtpi5EaAg7uuypIGADLzp9aPB4pCu6HBoZNv2aUnHzoat4 782+qxudbgCCp6tOOmSfVXbOnWzCn7M4tOrwLrkHVSEr/Ky+fDOzO30cZs2G1jEUXzmXwEXqYjyz5 MlB7WBELLLJEeQLFRxwvF3RoGLbk+NolsDAr3i4Yf/Rk6J2F3PTrUMwOP8Y4ZIj5zwtaY1OOQ11v+ DV0aFNlw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1llY9z-005fxU-4f; Tue, 25 May 2021 14:35:55 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1llY9x-005fwz-0x for linux-arm-kernel@bombadil.infradead.org; Tue, 25 May 2021 14:35:53 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=ki/UxVATrYCQetouX/QmwaQIst2UWIZZsnwpm15gHok=; b=hROdAiy/h/06hRAiFKXkGn5SMs miGOjQHjIp/GjlbrcR1k48DHJIs8+hfzGFiAkT4j0GRTjWl6+Mt3QmpIFhkjTfsuXHaaaVn3fFnaB HlHtzIMYFXdhNcFszU14lT+gsL5rP7Om0xaEHCUQelElGvWYfEZ9yREx36uzyiheK5PdildwgwlaD E8RPpq2uKNLj1VL9mm3wWfy8GcEPL70IgxbhQrglUrO+18ZtOGH5z9H8kIe8tugboN0rfx4scpmhM RO4YoWvg8StrqHAFsBKyTfNskUHvFnG1KX7tYWmXwrCkVHh0mtwtlAkyiOTryrD9FuorEV7Amh/9J 3AEyF8gA==; Received: from heliosphere.sirena.org.uk ([172.104.155.198]) by casper.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1llY9j-003akr-HN for linux-arm-kernel@lists.infradead.org; Tue, 25 May 2021 14:35:45 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sirena.org.uk; s=20170815-heliosphere; h=In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding: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=ki/UxVATrYCQetouX/QmwaQIst2UWIZZsnwpm15gHok=; b=oo9ObZfUthqW/IFjCDipZkNAxn y4Z1mRP6aPZgLGBUSXINQjADeUh0E0t2FsWhntgy2pQG7LLdpCwryPpuayZsTmEuFfqSCeSzgYIL+ 2SmyUja9Kj9v1V+JNCPRS1N9l3KTu9QbjFb+h+eLr89sE0qwjocN4TMXqVTowhaapaYI=; Received: from 94.196.90.140.threembb.co.uk ([94.196.90.140] helo=fitzroy.sirena.org.uk) by heliosphere.sirena.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1llY9O-005lfK-EW; Tue, 25 May 2021 14:35:18 +0000 Received: by fitzroy.sirena.org.uk (Postfix, from userid 1000) id 333F8D00B19; Tue, 25 May 2021 15:35:51 +0100 (BST) Date: Tue, 25 May 2021 15:35:51 +0100 From: Mark Brown To: Ralf Schlatterbeck Cc: Andre Przywara , Maxime Ripard , Chen-Yu Tsai , Jernej Skrabec , linux-spi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Mirko Vogt Subject: Re: [PATCH 1/1] spi-sun6i: Fix chipselect/clock bug Message-ID: References: <20210520100656.rgkdexdvrddt3upy@runtux.com> <20210521173011.1c602682@slackpad.fritz.box> <20210521201913.2gapcmrzynxekro7@runtux.com> MIME-Version: 1.0 In-Reply-To: <20210521201913.2gapcmrzynxekro7@runtux.com> X-Cookie: The wages of sin are unreported. X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210525_153544_349876_34B86708 X-CRM114-Status: GOOD ( 12.76 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============6259675550740271001==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============6259675550740271001== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="eQZK+OgGNZ+kM+zd" Content-Disposition: inline --eQZK+OgGNZ+kM+zd Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, May 21, 2021 at 10:19:13PM +0200, Ralf Schlatterbeck wrote: > From: Mirko Vogt >=20 > The current sun6i SPI implementation initializes the transfer too early, > resulting in SCK going high before the transfer. When using an additional > (gpio) chipselect with sun6i, the chipselect is asserted at a time when > clock is high, making the SPI transfer fail. Please don't send new patches in reply to old threads, this makes it hard to follow what is going on and creates confusion as to what the current version of things is and means things can easily get missed if the earlier thread gets discarded - this goes along with the thing Andre mentioned about flagging the version of the patch in the subject line. --eQZK+OgGNZ+kM+zd Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmCtC0YACgkQJNaLcl1U h9AY5QgAgcWYI2VA7WPTIjHk9SuXExgIBAH1SNcW2KwVRbBcesxqHH3Dzlfg9vqc C6luchIJ7CILJTdw5h1F4j3UhDtGEnQAyq5eecZ0la/eS5POfkWdObtdnWgW8qVj 9nddoYKV/goXt9jc4VqtOZSKdl9/yY3aK44xFvLZ3k2HJUSCBsr7aGuONUGVjX6Z uOYROLl4x6wKUugWfrLANl1PRZBf8fSUOa426DdpWpw+FkLWnaJLAKqQQT2YJPfQ vNBe4PjQ9Czqr/8R+FFBAgF005PHX6l/ek2A8lWZ/YuSZGM94qoPIHF5OYLpwSQZ x/6RCx9aCRKKd4rU1g9Mlobv8p4Zdg== =ZFjA -----END PGP SIGNATURE----- --eQZK+OgGNZ+kM+zd-- --===============6259675550740271001== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============6259675550740271001==--