From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lilium.sigma-star.at ([109.75.188.150]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fPwXx-0007yG-Nt for linux-mtd@lists.infradead.org; Mon, 04 Jun 2018 20:58:40 +0000 From: Richard Weinberger To: Boris Brezillon Cc: Masahiro Yamada , linux-mtd , Philipp Rosenberger , Benedikt Spranger Subject: Re: DENALI: can't detect NAND chip Date: Mon, 04 Jun 2018 22:57:32 +0200 Message-ID: <38227338.JIUUFn9IOS@blindfold> In-Reply-To: <20180604225117.61d2c269@bbrezillon> References: <5461eb1c-597a-e100-c325-b0fed0eb0d10@linutronix.de> <2325115.CDikpRts66@blindfold> <20180604225117.61d2c269@bbrezillon> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Am Montag, 4. Juni 2018, 22:51:17 CEST schrieb Boris Brezillon: > > According to the datasheet, the NAND clock rate should be 50Mhz, which is what > > is returned in both cases. > > So this does not really look invalid to me. :) > > Did you try to put a scope on the RE or WE pin? The x2 factor looks too > perfect to be just a coincidence. Not yet, but you are right the x2 factor is really interesting. Thanks, //richard -- sigma star gmbh - Eduard-Bodem-Gasse 6 - 6020 Innsbruck - Austria ATU66964118 - FN 374287y