diff --git a/arch/powerpc/platforms/powernv/opal-lpc.c b/arch/powerpc/platforms/powernv/opal-lpc.c
index 70eff22aef737..f04b4d8aca5a9 100644
--- a/arch/powerpc/platforms/powernv/opal-lpc.c
+++ b/arch/powerpc/platforms/powernv/opal-lpc.c
@@ -22,6 +22,7 @@
 #include <asm/opal.h>
 #include <asm/prom.h>
 #include <asm/uaccess.h>
+#include <asm/debug.h>
 
 static int opal_lpc_chip_id = -1;