Disintegrate asm/system.h for Sparc

Disintegrate asm/system.h for Sparc.

Signed-off-by: David Howells <dhowells@redhat.com>
cc: sparclinux@vger.kernel.org
diff --git a/arch/sparc/include/asm/processor.h b/arch/sparc/include/asm/processor.h
index 9da9646..2fe99e6 100644
--- a/arch/sparc/include/asm/processor.h
+++ b/arch/sparc/include/asm/processor.h
@@ -5,4 +5,7 @@
 #else
 #include <asm/processor_32.h>
 #endif
+
+#define nop() 		__asm__ __volatile__ ("nop")
+
 #endif