Re: Ideal NAND flashes for JFFS2 or YAFFS

[Artem Bityutskiy <dedekind1@gmail.com>]

On 08/24/2009 09:44 PM, Joakim Tjernlund wrote:
> Artem Bityutskiy<dedekind1@gmail.com>  wrote on 22/08/2009 10:40:26:
>>
>> On 08/22/2009 11:30 AM, Joakim Tjernlund wrote:
>>>
>>> We are looking into using NAND flash instead of NOR flashes in our design and I am
>>> trying to find out how the ideal NAND flash should look like to be used as a
>> JFFS2 or YAFFS
>>> file system. We are mainly looking for speed and reliability. Power cuts are common
>>> for our boards.
>>
>> Not sure about the FSes, but we are happy with speed and reliability
>> of OneNAND from Samsung.
>
> Looking briefly at OneNAND is seems to be a somewhat complicated device with
> builtin SRAM and a emulated NOR interface.
>
> Is this really a good fit for FS:es like JFFS2 or YAFFS?

Well, depends. I just told what we used and found to be very fast and reliable.
We even erased one PEB 2000000+ times, and it did not die. But yes, this is a
complex device with HW ECC support, etc.

-- 
Best Regards,
Artem Bityutskiy (Артём Битюцкий)