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=-6.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_NEOMUTT 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 37D86C282CE for ; Mon, 8 Apr 2019 08:40:46 +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 EC0BD20880 for ; Mon, 8 Apr 2019 08:40:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="JW0tVlX0" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EC0BD20880 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mtd-bounces+linux-mtd=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-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-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=6mBEEvb1isgyCG0ExhNN8nuGCFBi/qlhUPaNvTjsHgg=; b=JW0tVlX06xK5cbc7YM3sQGxnN MaXWGT+ZYkXm5V+OrbHK8WRLK+JGcyefYwskEvHUQHRYWkww1PF7mhRcRdu3ZOXfan9h2xRgy5nEv 3vmFfj0NsxQn09m6GvdnAuuxA5ggLXmqMY+BunlLJBhRYXQnf1501wMLjaV51LdypDuNSDPHSHSmO /R0w3TvyIR1VL7tgWQFkcIWv3bya1yWLO8czyXCKrEI40zkQvjlNBLjN6GlwD/zrW6zfM4rVPuEvJ 13/ZyxxoFODOlikk5V7K2QPa5Qu0s1EwkF0CRbIvPBX7glzmqGUyoQejTpdsvW43wkcAPoJcD2Bi4 2hdpf7XKg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hDPpZ-0002qt-Gi; Mon, 08 Apr 2019 08:40:41 +0000 Received: from relay8-d.mail.gandi.net ([217.70.183.201]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hDPpE-0002MM-UG; Mon, 08 Apr 2019 08:40:23 +0000 X-Originating-IP: 90.88.30.125 Received: from localhost (aaubervilliers-681-1-89-125.w90-88.abo.wanadoo.fr [90.88.30.125]) (Authenticated sender: maxime.ripard@bootlin.com) by relay8-d.mail.gandi.net (Postfix) with ESMTPSA id 569F41BF216; Mon, 8 Apr 2019 08:40:16 +0000 (UTC) Date: Mon, 8 Apr 2019 10:40:15 +0200 From: Maxime Ripard To: Miquel Raynal Subject: Re: [PATCH v2 4/4] ARM: dts: sunxi: Improve A33 NAND transfers by using DMA Message-ID: <20190408084015.6iw74ub5ay6q73v2@flea> References: <20190408074147.26797-1-miquel.raynal@bootlin.com> <20190408074147.26797-4-miquel.raynal@bootlin.com> MIME-Version: 1.0 In-Reply-To: <20190408074147.26797-4-miquel.raynal@bootlin.com> User-Agent: NeoMutt/20180716 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190408_014021_577556_75AF5382 X-CRM114-Status: GOOD ( 12.60 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Vignesh Raghavendra , Tudor Ambarus , Richard Weinberger , Marek Vasut , Chen-Yu Tsai , Rob Herring , linux-mtd@lists.infradead.org, Brian Norris , David Woodhouse , linux-arm-kernel@lists.infradead.org Content-Type: multipart/mixed; boundary="===============9194434035805216143==" Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org --===============9194434035805216143== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="l4v334xptnbawb4e" Content-Disposition: inline --l4v334xptnbawb4e Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Apr 08, 2019 at 09:41:47AM +0200, Miquel Raynal wrote: > In the current state, A33 NAND controllers use PIO during > transfers. Throughput can be increased thanks to the use of DMA > (mostly during reads, because of the ECC pipelining feature). > > Besides the usual addition of DMA DT properties, because the A33 > NAND DMA handling is different than for older SoCs, we must also > update the compatible which has recently been introduced for this > purpose. > > Signed-off-by: Miquel Raynal Applied, thanks! The rest is Acked-by: Maxime Ripard Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com --l4v334xptnbawb4e Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCXKsI7wAKCRDj7w1vZxhR xfJBAQCyiU4fGQ/u3wNkniYvCVQT9Nx6ofTiHrLhW8PTWWwr4wD9GdmqZLVM3/HK tvkvK5R/x68kflFbe/dhdEoXf21s7Qk= =QTXJ -----END PGP SIGNATURE----- --l4v334xptnbawb4e-- --===============9194434035805216143== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/ --===============9194434035805216143==--