[ECOS] Nor flash driver

Andrew Lunn andrew@lunn.ch
Fri Apr 17 08:54:00 GMT 2009


On Fri, Apr 17, 2009 at 04:46:31AM -0400, keerti@mrt-communication.com wrote:
> 
> 
> Dear all,
> 
> I have a driver for 4MB NOR flash ,I want to ungrade that code for 8MB NOR
> flash.I have seen through the datasheet ,the working of both the flash are
> same(erase steps,ID steps)as they are both EON company flashes.Can i use
> the same driver  for 8MB  by changing device id.

You don't change the device ID. You add a new entry for the new device
ID.

You might also need to fiddle with the MMU setup for your target to
allow you to access the extra 4MB of memory space.

      Andrew

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