gma500: push through device driver tree

This is partial revert of e44ba033 ("treewide: remove duplicate
includes") and 28f65c11 ("treewide: Convert uses of struct resource
to resource_size(ptr)") as these changes will be merged through Alan->Greg
together with other gma500 bits.

Signed-off-by: Jiri Kosina <jkosina@suse.cz>