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 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D3E2CC3064D for ; Tue, 2 Jul 2024 05:07:32 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sOVjN-00049u-Df; Tue, 02 Jul 2024 01:07:05 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sOVjI-00049I-HX for qemu-devel@nongnu.org; Tue, 02 Jul 2024 01:07:01 -0400 Received: from pi.codeconstruct.com.au ([203.29.241.158] helo=codeconstruct.com.au) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sOVjG-0008La-5w for qemu-devel@nongnu.org; Tue, 02 Jul 2024 01:07:00 -0400 Received: from [192.168.68.112] (ppp118-210-145-155.adl-adc-lon-bras33.tpg.internode.on.net [118.210.145.155]) by mail.codeconstruct.com.au (Postfix) with ESMTPSA id 5A8D8200E0; Tue, 2 Jul 2024 13:06:43 +0800 (AWST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=codeconstruct.com.au; s=2022a; t=1719896806; bh=vp1vPVlgMDoCsZFCuTMnRqrO6bQcj4VVYAccejlXyoI=; h=Subject:From:To:Date:In-Reply-To:References; b=HKQ4hNNBQ2Vuq8EIN/O8OazlDvWeC5gDJFnWyo46euHeSH4mZBuSH1ykaaqYixgG2 18qcTbN5tdhbJjiL4hsfZkG23lNgcTy5diaJAx7Sbt1eKkeG7QEhDoFEOK8bfvuO8v rn8T6kiGp2s/rUOYKY4e2ShN7TNjBvCotFTHfpedrgS+XNf4ei9Kq6Hn9x4ABa+yfD sZZ6pIt3ZUO0HscsEhzI0CGozSZzJkVZqvxsWOXoOMcA3ksCRWSxoZnCl71UD0+IqA ZYDnZbTRBdjcXx8cdGD5/v/LdHuIgEqXCvL7t7JFMmdWpU0pk7jAA6XzSvGy4385bZ sOi0tOgMI7g/w== Message-ID: Subject: Re: [SPAM] [RFC PATCH v42 90/98] hw/sd/sdcard: Add experimental 'x-aspeed-emmc-kludge' property From: Andrew Jeffery To: =?ISO-8859-1?Q?C=E9dric?= Le Goater , Philippe =?ISO-8859-1?Q?Mathieu-Daud=E9?= , qemu-devel@nongnu.org, Joel Stanley , Jamin Lin , Troy Lee Date: Tue, 02 Jul 2024 14:36:42 +0930 In-Reply-To: <4b55f817-0e29-45c0-8f56-f997f34e0e97@kaod.org> References: <20240628070216.92609-1-philmd@linaro.org> <20240628070216.92609-91-philmd@linaro.org> <4b55f817-0e29-45c0-8f56-f997f34e0e97@kaod.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.46.4-2 MIME-Version: 1.0 Received-SPF: pass client-ip=203.29.241.158; envelope-from=andrew@codeconstruct.com.au; helo=codeconstruct.com.au X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Fri, 2024-06-28 at 11:16 +0200, C=C3=A9dric Le Goater wrote: > On 6/28/24 9:02 AM, Philippe Mathieu-Daud=C3=A9 wrote: > > When booting U-boot/Linux on Aspeed boards via eMMC, > > some commands don't behave as expected from the spec. > >=20 > > Add the 'x-aspeed-emmc-kludge' property to allow non > > standard uses until we figure out the reasons. >=20 > I am not aware of any singularity in the eMMC logic provided by Aspeed. > U-Boot and Linux drivers seem very generic. May be others can tell. I'm not aware of any command kludges. The main problem I had when I wrote the Linux driver for the Aspeed controller was the phase tuning, but that doesn't sound related. Andrew