diff --git a/arch/arm/kernel/devtree.c b/arch/arm/kernel/devtree.c
index f8966bb25f9d9c05bdf0d30bd7f15ac8fb7e8d5b..40ecd5f514a2217181781cbc66ab5e1ca26efa90 100644
--- a/arch/arm/kernel/devtree.c
+++ b/arch/arm/kernel/devtree.c
@@ -23,6 +23,7 @@
 #include <asm/cputype.h>
 #include <asm/setup.h>
 #include <asm/page.h>
+#include <asm/prom.h>
 #include <asm/smp_plat.h>
 #include <asm/mach/arch.h>
 #include <asm/mach-types.h>