diff --git a/arch/arm/mach-prima2/prima2.c b/arch/arm/mach-prima2/prima2.c
index ef555c041962983814be50c03d606b91bcd15b0d..a12b689a87026c9e06af50351b2b20d8c7e01d7d 100644
--- a/arch/arm/mach-prima2/prima2.c
+++ b/arch/arm/mach-prima2/prima2.c
@@ -8,6 +8,7 @@
 
 #include <linux/init.h>
 #include <linux/kernel.h>
+#include <asm/sizes.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <linux/of.h>