ioremap_cached in drivers/mtd/maps ?

[Nicolas Pitre]

On Mon, 21 Feb 2005, Steven Scholz wrote:

> Hi there,
> 
> it looks like only lubbock-flash.c is using ioremap_cached().

sa1100-flash could be using it as well.

> Can I use ioremap_cached() with normal NOR flashes?

Yes.

> Is it only for DMA transfer from/to flash?

>From flash only.

> Does it improve something when using JFFS2?

Much improved read throughput.

> What do I have to consider? .inval_cache function?

Yep.


Nicolas