[PATCH] mtd: gpmi: make blockmark swapping optional
Huang Shijie
b32955 at freescale.com
Thu Mar 20 06:56:16 EDT 2014
于 2014年03月20日 18:09, Lothar Waßmann 写道:
> This can be disabled by parameter in the FCB (at least according to
> the i.MX6 reference Manual):
from imx28's reference manual, there is not such bit in the FCB to
disable the
swapping. But you are disabling the swapping in the imx28's DTS file,
isn't it?
I think it is dangerous.
> |DISBBM 172 4 If 0 ROM will swap BadBlockMarkerByte with
> | metadata[0] after reading a page using BCH40.
> | If the value set is 1 then ROM will not do
> | swapping
>
>
I will consult with our ROM colleague about this DISBBM bit.
I am not sure if the ROM still do the swapping for the uboot when we set
DISBBM bit.
thanks
Huang Shijie
More information about the linux-mtd
mailing list