MIPS: Fix Jazz 64-bit build error.

Move add_wired_entry to its own header file from where it will be
always included.  Patch up other users of add_wired_entry to also include
the header as needed.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/pci/pci-alchemy.c b/arch/mips/pci/pci-alchemy.c
index b5eddf5..ec125bed 100644
--- a/arch/mips/pci/pci-alchemy.c
+++ b/arch/mips/pci/pci-alchemy.c
@@ -17,6 +17,7 @@
 #include <linux/vmalloc.h>
 
 #include <asm/mach-au1x00/au1000.h>
+#include <asm/tlbmisc.h>
 
 #ifdef CONFIG_DEBUG_PCI
 #define DBG(x...) printk(KERN_DEBUG x)