This patch enables the PIIX4 to respond to special cycles on the PCI
bus. One such special cycle must be used in order to enter a suspend
state, and if response to it is not enabled then the suspend state will
never be entered.
Signed-off-by: Paul Burton <paul.burton@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/6904/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>