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RE: Battery powered ram

> ioremap is not enough but since the kernel won't
> use the SRAM for normal allocations it should
> be safe.

Would it be wise to call request_mem_region() first,
just in case someone adds support for SRAM in the
Or would that fail because SRAM can't be allocated?

I'm just trying to get this whole thing clear, I'm
not sure whether I should follow the same approach
as for device memory regions.

Thanks again, and regards,