[PATCH 4/4] powerpc/fsl: 85xx: add cache-sram support

[Mahajan Vivek-B08308]

> From: Gala Kumar-B11780 
> Sent: Friday, September 25, 2009 12:08 AM
> > +	mbar(1);
> 
> why isn't eieio() sufficient here?

When I initially added / tested cache SRAM for P2020RDB, its RM talked
about using mbar() though mbar(1) is identical to eieio() opcode-wise.
Also as cache-sram works only for 85xx derivatives, so I picked mbar()
instead of eieio.

Thanks,
Vivek