From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [217.70.183.194]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 20631202636 for ; Wed, 6 Nov 2024 15:20:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.194 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730906414; cv=none; b=KCABwY38NvJMVmW36RuVif4Y2HOkfgPzFnkDAEO4oWoWCrBNEJH7U9E70AOZSp/BNBS/KXwQ2jc3CHaahaJ6d6cA2m/Zkxo1PTVerF3hPmYEDMXzXO0XPFX/Tor0GsKzf3QUGTHp5r5TBOS1Tw29cEYxldDOkQ9rATzipX6WoUE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730906414; c=relaxed/simple; bh=/JTfVzE7ndYuEakwvhQQZl5z6a3t9taLOo0NBJcHY7E=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=pEloSTsHGGgcbe3vrZUJFQXuqidGkeasT6Sp+r62h2ptCgp1Bf03YWW6kgkgMCTg3QFiqnHxK/Gg3VZfbNETkuOIcp50qEFRxCKk8f+OyrD37fH2Tohp6FwX6toqDpwwzI8LdzvX7gidlR//DG50QJR1hf86lUhIhiRKwojyA4Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=p0boApFJ; arc=none smtp.client-ip=217.70.183.194 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="p0boApFJ" Received: by mail.gandi.net (Postfix) with ESMTPSA id 1FA5040007; Wed, 6 Nov 2024 15:20:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1730906404; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/JTfVzE7ndYuEakwvhQQZl5z6a3t9taLOo0NBJcHY7E=; b=p0boApFJ2BQaNnPJoTPYhTIQcDUiL0yp0cf/5Mfg/Lg8eAGgJWouOQxt08pXVChraVKmVE yMdCzM4IzDXjH5FTAx4kg6RUbZoHAvWU+RDShCaHkGUs4xFNeR+mP4+jciQnjwUqjdon7c zLtPuwOaFgI4bCNn/WV3M+58QoLgoZsIqo8lTMSxKiZtrnuM8r+7Au6TkxSCCS3Fzuz4pB dh1d7351wPofXtKRRCjbHFou6KiLG/LIrmMRZg4EIL8ckN2jm/UL1ef/7+aNDRACni7C/x dUtT1M+3EIo7zsh0CNeUsCni0XdTx3P2KBEV0ruyonUKRNRap6khEp7xPfzD8g== From: Miquel Raynal To: SkyLake Huang (=?utf-8?B?6buD5ZWf5r6k?=) Cc: "linux-kernel@vger.kernel.org" , "linux-mtd@lists.infradead.org" , "linux-mediatek@lists.infradead.org" , "acelan.kao@canonical.com" , "chengminglin@mxic.com.tw" , "mika.westerberg@linux.intel.com" , "linux-arm-kernel@lists.infradead.org" , "matthias.bgg@gmail.com" , "daniel@makrotopia.org" , "vigneshr@ti.com" , AngeloGioacchino Del Regno , "richard@nod.at" Subject: Re: [RFC PATCH nand/next 0/4] mtd: nand: spi: Add CASN page support In-Reply-To: ("SkyLake Huang =?utf-8?B?KOm7g+WVn+a+pCkiJ3M=?= message of "Mon, 28 Oct 2024 15:25:59 +0000") References: <20241020132722.20565-1-SkyLake.Huang@mediatek.com> User-Agent: mu4e 1.12.1; emacs 29.4 Date: Wed, 06 Nov 2024 16:20:02 +0100 Message-ID: <87ses4jsnx.fsf@bootlin.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-GND-Sasl: miquel.raynal@bootlin.com Hello, On 28/10/2024 at 15:25:59 GMT, SkyLake Huang (=E9=BB=83=E5=95=9F=E6=BE=A4) = wrote: > On Sun, 2024-10-20 at 21:27 +0800, Sky Huang wrote: >> From: "Sky Huang" >>=20 >> Hi, this is Qi-Ze Huang(Sky Huang) from MediaTek. On our router >> platforms >> chips, we have to quality lots of SPI-NAND devices and are eager for >> a standard so that we don't need to maintain trivial flash ID table >> anymore. I also noticed a talk in 2019 Embedded Linux Conference, >> Memory Technology Devices: what's new, which mentioned "ONFI for >> SPI-NANDs? Maybe, maybe not". >>=20 >> So earlier this year, I proposed a bold idea, CASN page (Common >> Attributes >> for SPI-NAND). I worked together with top 3 SPI-NAND market share >> flash >> vendors and other vendors to integrate CASN page on their SPI-NAND >> devices >> including but not limited to: >>=20 > gentle ping I had a look at it, it is interesting but I have some questions and need to come back to it. Unfortunately I was a bit busy these days. Sorry for the delay. Thanks, Miqu=C3=A8l