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=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_NEOMUTT 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 2C3CBC282D7 for ; Mon, 4 Feb 2019 09:32:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F1BCF214DA for ; Mon, 4 Feb 2019 09:32:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728590AbfBDJcT (ORCPT ); Mon, 4 Feb 2019 04:32:19 -0500 Received: from relay4-d.mail.gandi.net ([217.70.183.196]:44751 "EHLO relay4-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726537AbfBDJcT (ORCPT ); Mon, 4 Feb 2019 04:32:19 -0500 X-Originating-IP: 90.88.147.226 Received: from localhost (aaubervilliers-681-1-27-226.w90-88.abo.wanadoo.fr [90.88.147.226]) (Authenticated sender: maxime.ripard@bootlin.com) by relay4-d.mail.gandi.net (Postfix) with ESMTPSA id 4CC8DE0004; Mon, 4 Feb 2019 09:32:14 +0000 (UTC) Date: Mon, 4 Feb 2019 10:32:14 +0100 From: Maxime Ripard To: Chen-Yu Tsai Cc: Ulf Hansson , linux-mmc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Chris Blake , stable@vger.kernel.org Subject: Re: [PATCH 1/3] mmc: sunxi: Disable HS-DDR mode for H5 eMMC controller by default Message-ID: <20190204093214.7zbomq5cddacdrmj@flea> References: <20190203155628.16767-1-wens@csie.org> <20190203155628.16767-2-wens@csie.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="zfeanym3wm2ugnka" Content-Disposition: inline In-Reply-To: <20190203155628.16767-2-wens@csie.org> User-Agent: NeoMutt/20180716 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org --zfeanym3wm2ugnka Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Feb 03, 2019 at 11:56:26PM +0800, Chen-Yu Tsai wrote: > Some H5 boards seem to not have proper trace lengths for eMMC to be able > to use the default setting for the delay chains under HS-DDR mode. These > include the Bananapi M2+ H5 and NanoPi NEO Core2. However the Libre > Computer ALL-H3-CC-H5 works just fine. >=20 > For the H5 (at least for now), default to not enabling HS-DDR modes in > the driver, and expect the device tree to signal HS-DDR capability on > boards that work. >=20 > Reported-by: Chris Blake > Fixes: 07bafc1e3536 ("mmc: sunxi: Use new timing mode for A64 eMMC contro= ller") > Cc: > Signed-off-by: Chen-Yu Tsai Acked-by: Maxime Ripard Maxime --=20 Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com --zfeanym3wm2ugnka Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCXFgGngAKCRDj7w1vZxhR xQ34AQDDlWTar1du3xFEC1e1fJUNS/H5WIpD1xoqSDIRRTEesAEA/4Yh32/qyqFY sofCnWYe+scJvJ0D+ZPFcyfJje6uDQc= =os86 -----END PGP SIGNATURE----- --zfeanym3wm2ugnka--