thunderbolt: Macro rename

This first patch updates the NHI Thunderbolt controller registers file to
reflect that it is not only for Cactus Ridge.
No functional change intended.

Signed-off-by: Amir Levy <[e-mail]>
Signed-off-by: Andreas Noever <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/thunderbolt/nhi_regs.h

···
 /*
- * Thunderbolt Cactus Ridge driver - NHI registers
+ * Thunderbolt driver - NHI registers
  *
  * Copyright (c) 2014 Andreas Noever <[e-mail]>
  */
 
-#ifndef DSL3510_REGS_H_
-#define DSL3510_REGS_H_
+#ifndef NHI_REGS_H_
+#define NHI_REGS_H_
 
 #include <linux/types.h>