Disintegrate asm/system.h for ARM

Disintegrate asm/system.h for ARM.

Signed-off-by: David Howells <dhowells@redhat.com>
cc: Russell King <linux@arm.linux.org.uk>
cc: linux-arm-kernel@lists.infradead.org
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index 78459b8..9107231 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -23,6 +23,7 @@
 #include <linux/uaccess.h>
 
 #include <asm/cp15.h>
+#include <asm/system_info.h>
 #include <asm/unaligned.h>
 
 #include "fault.h"