From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from co202.xi-lite.net ([149.6.83.202]) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1U5CHr-0003w2-MJ for linux-mtd@lists.infradead.org; Tue, 12 Feb 2013 09:36:28 +0000 Message-ID: <511A0D18.2030408@parrot.com> Date: Tue, 12 Feb 2013 10:36:24 +0100 From: Matthieu CASTET MIME-Version: 1.0 To: "katsuki.uwatoko@toshiba.co.jp" Subject: Re: [PATCH] mtd: nand: support BENAND (Built-in ECC NAND) References: In-Reply-To: Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 8bit Cc: "linux-mtd@lists.infradead.org" , "dedekind1@gmail.com" List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , katsuki.uwatoko@toshiba.co.jp a écrit : > This enables support for BENAND, which is an SLC NAND flash solution > with embedded error correction code (ECC), currently supports only > 128bytes OOB type. > > In the read sequence, "status read command" is executed to check the > ECC status after read data. If bitflips occur, these are > automatically corrected by BENAND and the status indicates the result. > > The write sequence is the same as raw write and the ECC data are > automatically written to OOB by BENAND. > > Signed-off-by: UWATOKO Katsuki Are you planning to add support to other Toshiba BENAND ? Matthieu