From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from tango.tkos.co.il ([62.219.50.35]) by bombadil.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1SEfSx-0003B0-SS for barebox@lists.infradead.org; Mon, 02 Apr 2012 11:30:33 +0000 Date: Mon, 2 Apr 2012 14:30:02 +0300 From: Baruch Siach Message-ID: <20120402113002.GA18712@sapphire.tkos.co.il> References: <20120401104934.GD22835@sapphire.tkos.co.il> <20120401144518.73c1cf53@eb-e6520> <20120401125209.GE22835@sapphire.tkos.co.il> <20120401150507.465b4a6d@eb-e6520> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: nand_imx 4k support ? To: Gabriel Tisan Cc: barebox@lists.infradead.org Hi Gabriel, On Mon, Apr 02, 2012 at 11:03:06AM +0200, Gabriel Tisan wrote: > Yes, Baruch I meant write support, especially ECC layout for 4K flashes. > = > Actually the 4k flashes could have 128 or 218 bytes OOB. > = > Could you point me to some docs about this layout ? I use a flash with > 218 bytes spare. See commit 2c1c5f199 of the Linux kernel at = http://git.kernel.org/linus/2c1c5f199. As Eric has pointed out, this may not be necessary for Barebox. baruch > On Sun, Apr 1, 2012 at 3:05 PM, Eric B=E9nard wrote: > > Le Sun, 1 Apr 2012 15:52:09 +0300, > > Baruch Siach a =E9crit : > >> Does the Linux kernel detect your flash correctly? > >> > > I'm not at this stage for the moment as I'm using a SDcard rootfs to > > validate the hardware for the moment, but I'm sure the actual problem > > (in my case at least) in barebox is a detection problem as I get the > > right values from the flash but these value are ONFI and thus are not > > right with he actual flash detection code which leads to a wrong > > configuration of the NFC. Once I hardcode the NFC settings I manage to > > read/write in the 4k NAND Flash from barebox (environment & kernel > > are in the flash for the moment). -- = http://baruch.siach.name/blog/ ~. .~ Tk Open Systems =3D}------------------------------------------------ooO--U--Ooo------------= {=3D - baruch@tkos.co.il - tel: +972.2.679.5364, http://www.tkos.co.il - _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox