mei: rename interface to hw-me

Rename hw-me.h to hw-me-regs.h as this file
contains only register definitions.
Files hw-me.[ch] now contains ME hw dependant
functionality

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c
index 8d3c134..e31ade3 100644
--- a/drivers/misc/mei/main.c
+++ b/drivers/misc/mei/main.c
@@ -40,7 +40,7 @@
 #include <linux/mei.h>
 
 #include "mei_dev.h"
-#include "interface.h"
+#include "hw-me.h"
 #include "client.h"
 
 /* AMT device is a singleton on the platform */