sh: fixup many sparse errors.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/mm/tlb-nommu.c b/arch/sh/mm/tlb-nommu.c
index 15111bc..71c742b 100644
--- a/arch/sh/mm/tlb-nommu.c
+++ b/arch/sh/mm/tlb-nommu.c
@@ -10,6 +10,7 @@
 #include <linux/kernel.h>
 #include <linux/mm.h>
 #include <asm/pgtable.h>
+#include <asm/tlbflush.h>
 
 /*
  * Nothing too terribly exciting here ..