ARM: at91: move platform_data definitions

ARM: at91: move platform_data definitions

Platform data for device drivers should be defined in
include/linux/platform_data/*.h, not in the architecture
and platform specific directories.

This moves such data out of the at91 include directories

Signed-off-by: Arnd Bergmann <[email protected]>
Acked-by: Mark Brown <[email protected]>
Acked-by: Greg Kroah-Hartman <[email protected]>
Acked-by: Nicolas Pitre <[email protected]>
Acked-by: Nicolas Ferre <[email protected]>
Acked-by: Vinod Koul <[email protected]>
Cc: Jean-Christophe Plagniol-Villard <[email protected]>
Cc: Dan Williams <[email protected]>