mtd device on RAM

[kanhu]

Hi list,

I am using uclinux on my gateway(Having 32mb sdram with armnommu acrh).
I was successfull using the mtd device on a flash chip of 8mb. I want to 
use it on the RAM chip.
Can anybody help me on how can i use the mtd device on the ram chip and 
how to define the partition table.


With Thanks,
    kanhu