From mboxrd@z Thu Jan 1 00:00:00 1970 From: Luca Ellero Date: Thu, 14 Nov 2013 10:57:26 +0100 Subject: [U-Boot] NAND BBI swap on iMX53 Message-ID: <52849E86.7090906@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi all, I've noticed that mxc_nand driver doesn't implement BBI swap for reading factory marked bad blocks on NAND devices, as suggested by Freescale: https://community.freescale.com/servlet/JiveServlet/download/329191-260869/AN_MX_NAND_BAD_BLOCK.pdf BBI swap is implemented in Freescale iMX53 BSP (which use an old u-boot version 2009.08) but not DENX official U-Boot. Isn't this a dangerous behaviour? As far as as I can see it can lead to an irreparable loss of factory bad blocks markers. Can someone please give me some information about this topic. Thanks Best regards Luca Ellero