Blackfin: move MPU anomaly check to common location

Keep all anomaly/arch checks in one place to keep logic simple.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/arch/blackfin/kernel/cplb-mpu/cplbinit.c b/arch/blackfin/kernel/cplb-mpu/cplbinit.c
index 30fd641..c15fd05 100644
--- a/arch/blackfin/kernel/cplb-mpu/cplbinit.c
+++ b/arch/blackfin/kernel/cplb-mpu/cplbinit.c
@@ -13,10 +13,6 @@
 #include <asm/cplbinit.h>
 #include <asm/mem_map.h>
 
-#if ANOMALY_05000263
-# error the MPU will not function safely while Anomaly 05000263 applies
-#endif
-
 struct cplb_entry icplb_tbl[NR_CPUS][MAX_CPLBS];
 struct cplb_entry dcplb_tbl[NR_CPUS][MAX_CPLBS];
 
diff --git a/arch/blackfin/mach-common/arch_checks.c b/arch/blackfin/mach-common/arch_checks.c
index f2ca211..92a5c51 100644
--- a/arch/blackfin/mach-common/arch_checks.c
+++ b/arch/blackfin/mach-common/arch_checks.c
@@ -1,7 +1,7 @@
 /*
  * Do some checking to make sure things are OK
  *
- * Copyright 2007-2009 Analog Devices Inc.
+ * Copyright 2007-2010 Analog Devices Inc.
  *
  * Licensed under the GPL-2 or later.
  */
@@ -47,6 +47,10 @@
 # error "The kernel load address is too high; keep it below 10meg for safety"
 #endif
 
+#if ANOMALY_05000263 && defined(CONFIG_MPU)
+# error the MPU will not function safely while Anomaly 05000263 applies
+#endif
+
 #if ANOMALY_05000448
 # error You are using a part with anomaly 05000448, this issue causes random memory read/write failures - that means random crashes.
 #endif