Base Au1200 2.6 support.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index 03100b8..e26dd82 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -1036,7 +1036,11 @@
 		c->icache.flags |= MIPS_CACHE_VTAG;
 		break;
 
+	case CPU_AU1000:
 	case CPU_AU1500:
+	case CPU_AU1100:
+	case CPU_AU1550:
+	case CPU_AU1200:
 		c->icache.flags |= MIPS_CACHE_IC_F_DC;
 		break;
 	}