diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 85aef3f..a6b900f 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -31,6 +31,7 @@
 #include <asm/setup.h>
 #include <asm/smp-ops.h>
 #include <asm/system.h>
+#include <asm/prom.h>
 
 struct cpuinfo_mips cpu_data[NR_CPUS] __read_mostly;
 
@@ -487,6 +488,7 @@
 	}
 
 	bootmem_init();
+	device_tree_init();
 	sparse_init();
 	paging_init();
 }