Blackfin arch: put quotes around error to silence a ton of warnings from gcc-4.3

Signed-off-by: NMike Frysinger <vapier.adi@gmail.com>
Signed-off-by: NBryan Wu <cooloney@kernel.org>

arch/blackfin/mach-bf527/include/mach/bf527.h

@@ -134,7 +134,7 @@
 #endif
 
 #ifndef CPU
-#error Unknown CPU type - This kernel doesn't seem to be configured properly
+#error "Unknown CPU type - This kernel doesn't seem to be configured properly"
 #endif
 
 #endif				/* __MACH_BF527_H__  */

arch/blackfin/mach-bf533/include/mach/bf533.h

@@ -153,7 +153,7 @@
 #endif
 
 #ifndef CPU
-#error Unknown CPU type - This kernel doesn't seem to be configured properly
+#error "Unknown CPU type - This kernel doesn't seem to be configured properly"
 #endif
 
 #endif				/* __MACH_BF533_H__  */

arch/blackfin/mach-bf537/include/mach/bf537.h

@@ -133,7 +133,7 @@
 #endif
 
 #ifndef CPU
-#error Unknown CPU type - This kernel doesn't seem to be configured properly
+#error "Unknown CPU type - This kernel doesn't seem to be configured properly"
 #endif
 
 #endif				/* __MACH_BF537_H__  */

arch/blackfin/mach-bf538/include/mach/bf538.h

@@ -118,7 +118,7 @@
 #endif
 
 #ifndef CPU
-#error Unknown CPU type - This kernel doesn't seem to be configured properly
+#error "Unknown CPU type - This kernel doesn't seem to be configured properly"
 #endif
 
 #endif				/* __MACH_BF538_H__  */

arch/blackfin/mach-bf548/include/mach/bf548.h

@@ -122,7 +122,7 @@
 #endif
 
 #ifndef CPU
-#error Unknown CPU type - This kernel doesn't seem to be configured properly
+#error "Unknown CPU type - This kernel doesn't seem to be configured properly"
 #endif
 
 #endif	/* __MACH_BF48_H__  */

arch/blackfin/mach-bf561/include/mach/bf561.h

@@ -215,7 +215,7 @@
 #endif
 
 #ifndef CPU
-#error Unknown CPU type - This kernel doesn't seem to be configured properly
+#error "Unknown CPU type - This kernel doesn't seem to be configured properly"
 #endif
 
 #endif				/* __MACH_BF561_H__  */