Revert "PCI: mips: use generic pcibios_set_master()"

This reverts commit 58838eb21d05cdc16bacee9d8ccc549e75d55cd0.  Needs to
be reworked to build on arches with varying definitions of the latency
timer functions.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
1 file changed