> -----Original Message----- > From: Cliff Brake [mailto:cliff.br...@gmail.com] > Sent: Wednesday, August 18, 2010 3:27 AM > To: Linux OMAP Users; Ghorai, Sukumar > Subject: NAND ECC in linux-omap > > Hi, > > I'm using the latest pm branch (based on linux-omap I think), and > running into the following problems. > > The first is my x-loader uses software ECC. Looking in the omap nand > driver, I made the following change which gets x-loader/u-boot working > again: > > diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c > index 133d515..1593c60 100644 > --- a/drivers/mtd/nand/omap2.c > +++ b/drivers/mtd/nand/omap2.c > @@ -7,7 +7,7 @@ > * it under the terms of the GNU General Public License version 2 as > * published by the Free Software Foundation. > */ > -#define CONFIG_MTD_NAND_OMAP_HWECC > +//#define CONFIG_MTD_NAND_OMAP_HWECC > > #include <linux/platform_device.h> > #include <linux/dma-mapping.h> > > But, I'm still getting a ton of ECC errors in JFFS2 flash filesystem. > Does anyone have any suggestions as to where to go from here? I see > some patches on the mail lists from Sukumar Ghorai that make HW/SW ECC > selectable from the board file. > > Thanks, > Cliff > [Ghorai] 1. Can you send the git tree link and branch you are referring? 2. I am working to support the NAND BCH and not upstream yet, how you apply this patch in PM branch. 3. which x-loader and u-boot you are referring? And no x-loader/ u-boot supports the BCH
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