gianfar: use more portable i/o accessors
gianfar: use more portable i/o accessors

in/out_be32 accessors are Power arch centric whereas
ioread/writebe32 are available in other arches.  Also, unlike
in/out_be32, ioread/writebe32 expect non-volatile address arguments.

Signed-off-by: Kim Phillips <4dbb162515b917285c0a29b08c706fd5ea64dadc@freescale.com>
Signed-off-by: David S. Miller <fe08d3c717adf2ae63592e4c9aec6e3e404d8e3e@davemloft.net>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs