From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from hs-out-0708.google.com ([64.233.178.245]) by bombadil.infradead.org with esmtp (Exim 4.68 #1 (Red Hat Linux)) id 1KghLM-0001AD-UG for linux-mtd@lists.infradead.org; Fri, 19 Sep 2008 14:52:25 +0000 Received: by hs-out-0708.google.com with SMTP id k27so114106hsc.2 for ; Fri, 19 Sep 2008 07:52:24 -0700 (PDT) Message-ID: Date: Fri, 19 Sep 2008 22:52:24 +0800 From: "Jason Liu" To: "Ricard Wanderlof" Subject: Re: Problem with Hynix HY27UF081G2A 1Gb NAND flash? In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline References: Cc: Linux mtd List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , please send reset command(0xFF) to nand flash first then read id. 2008/9/19 Ricard Wanderlof : > > I'm testing the above mentioned NAND flash chip in a design which has > previously used the corresponding 1Gb parts from Samsung and Numonyx (ST) > without problems. However, with the Hynix chip, mtd won't even read the I= D > code, it's just as if the chip wasn't there (it fails with > > nand_get_flash_type: second ID read did not match 01,ec against ec,7a . > > Before deciding on a course of action, I was wondering if anyone else has > had a similar problem. I've skimmed through the data sheet and cannot fin= d > anything that is obviously different (save for the manufacturer's ID code > which is expected of course). > > Kernel version is 2.6.26. > > /Ricard > -- > Ricard Wolf Wanderl=F6f ricardw(at)axis.com > Axis Communications AB, Lund, Sweden www.axis.com > Phone +46 46 272 2016 Fax +46 46 13 61 30 > "With Free Software you are employing the best programmers on the plan= et" > > ______________________________________________________ > Linux MTD discussion mailing list > http://lists.infradead.org/mailman/listinfo/linux-mtd/ >