From mboxrd@z Thu Jan 1 00:00:00 1970 From: dajiang Date: Tue, 31 Aug 2010 22:35:40 -0700 (PDT) Subject: [U-Boot] "UnCorrectable RS-ECC Error" occurs when reading NAND flash under u-boot 2009.08 for i.mx25 In-Reply-To: <20100830143643.128e228f@schlenkerla.am.freescale.net> References: <38A838806557FA4D80EFB2C91A7BC76411F277E17C@us-bv-m10.global.tektronix.net> <20100830143643.128e228f@schlenkerla.am.freescale.net> Message-ID: <29590136.post@talk.nabble.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Scott Wood-2 wrote: > > On Fri, 27 Aug 2010 20:35:12 -0700 > > Could you try it on current U-Boot? It should already have support for > i.mx25's NAND controller in drivers/mtd/nand/mxc_nand.c. > >> I make a simply testing process, what I do is, firstly, I only erase page >> 0 of block 0, > > You cannot erase only page 0. You have to erase a whole block at a time. > > -Scott > > Thanks Scott, I think there maybe some abscure expression in my previous explain about my test process, In my testing prcess firstly, I erased whole block 0,then I program only page 0 of block 0. Now I am trying current U-Boot to see if it will work. Thanks very much Scott. -- View this message in context: http://old.nabble.com/-U-Boot--%22UnCorrectable-RS-ECC-Error%22-occurs-when-reading-NAND-flash-under-u-boot-2009.08-for-i.mx25-tp29558415p29590136.html Sent from the Uboot - Users mailing list archive at Nabble.com.