diff --git a/arch/arm/mach-omap2/mux.h b/arch/arm/mach-omap2/mux.h
index bebe9cc..a6bd58f 100644
--- a/arch/arm/mach-omap2/mux.h
+++ b/arch/arm/mach-omap2/mux.h
@@ -7,6 +7,8 @@
  * published by the Free Software Foundation.
  */
 
+#include "mux34xx.h"
+
 #define OMAP_MUX_TERMINATOR	0xffff
 
 /* 34xx mux mode options for each pin. See TRM for options */