On 11/9/06, Charles Manning <
manningc2@actrix.gen.nz> wrote:
> > 2) The same driver, If I change the nand chip to NAND01GW3B, which is
> > 1Gbit, 2k byte page, I got every blocks are bad. I think there should
> > be something wrong in my driver. Is there any existing mtd-nand driver
> > support 2K page nand flash?
>
> This part should work with yaffs2. yaffs2 supports checkpointing, so remounts
> should be way faster.
>
> Did you erase the part first?
Yes, I erase it first everytime.
>
> If you're seeing bad blocks then most likely:
> 1) You did not erase the part first.
> - or -
> 2) Your driver is bad.
Here is kernel bootup log on my side.
It can read manufacurer ID correct, so I assume my driver works properly.
Thanks for your any suggestion.
=================================================================
NAND device: Manufacturer ID: 0x20, Chip ID: 0xf1 (ST Micro NAND
128MiB 3,3V 8-bit)
Scanning device for bad blocks
Bad eraseblock 0 at 0x00000000
Bad eraseblock 1 at 0x00020000
Bad eraseblock 2 at 0x00040000
Bad eraseblock 3 at 0x00060000
Bad eraseblock 4 at 0x00080000
Bad eraseblock 5 at 0x000a0000
Bad eraseblock 6 at 0x000c0000
Bad eraseblock 7 at 0x000e0000
Bad eraseblock 8 at 0x00100000
Bad eraseblock 9 at 0x00120000
----snip----
-Aubrey
(text/plain)