ARM: spear: move generic.h and pl080.h into private dir

No file outside of mach-spear includes these files any more,
so they don't have to be globally visible now.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
diff --git a/arch/arm/mach-spear/platsmp.c b/arch/arm/mach-spear/platsmp.c
index af4ade6..927979e 100644
--- a/arch/arm/mach-spear/platsmp.c
+++ b/arch/arm/mach-spear/platsmp.c
@@ -19,7 +19,7 @@
 #include <asm/cacheflush.h>
 #include <asm/smp_scu.h>
 #include <mach/spear.h>
-#include <mach/generic.h>
+#include "generic.h"
 
 static DEFINE_SPINLOCK(boot_lock);