[PATCH] NAND: Fix NAND ECC errors on AMD Au1550

Pete Popov ppopov at embeddedalley.com
Mon Oct 31 11:00:02 EST 2005


On Mon, 2005-10-31 at 15:39 +0100, Leif Lindholm wrote:
> On Sun, 2005-10-30 at 23:58 -0800, Pete Popov wrote:
> > It works on the Db1550. I need to run a sanity check on the Db1200. If
> > no one has any objections, I'll commit it in the next couple of days
> > after I check the Db1200.
> 
> Just a comment (forgot to post this last time around):
> At least one of the chips we're using - identified as
> "NAND device: Manufacturer ID: 0xec, Chip ID: 0x76 (Samsung NAND 64MiB 3,3V 8-bit)"
> seems to also need the CS manually asserted during a READID operation.
> 
> This made the if-statements ridicilously long, so I added a case
> statement and a variable keeping track of wether or not to force-enable
> CS to the au1550_command function.
> 
> If there is any interest, I could post a patch, but am unsure of the
> correct way. Should I send a new patch against cvs HEAD containing my
> trivial tweak as well as Sergeis modifications, or...?

Send an incremental patch on top of Sergey's patch if you can.

Pete





More information about the linux-mtd mailing list