MIPS: Add hibernation support

[Ralf: SMP support requires CPU hotplugging which MIPS currently doesn't
support.  As implemented in this patch cache and tlb flushing will also be
invoked with interrupts disabled so smp_call_function() will blow up in
charming ways.  So limit to !SMP.]

Reviewed-by: Pavel Machek <pavel@ucw.cz>
Reviewed-by: Yan Hua <yanh@lemote.com>
Reviewed-by: Arnaud Patard <apatard@mandriva.com>
Reviewed-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Wu Zhangjin <wuzj@lemote.com>
Signed-off-by: Hu Hongbing <huhb@lemote.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index e5ccc3490d6a..807572a6a4d2 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -677,6 +677,9 @@ core-y			+= arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/
 
 drivers-$(CONFIG_OPROFILE)      += arch/mips/oprofile/
 
+# suspend and hibernation support
+drivers-$(CONFIG_PM)    += arch/mips/power/
+
 ifdef CONFIG_LASAT
 rom.bin rom.sw: vmlinux
         $(Q)$(MAKE) $(build)=arch/mips/lasat/image $@