diff --git a/src/soc/rockchip/rk3288/include/soc/sdram.h b/src/soc/rockchip/rk3288/include/soc/sdram.h
index 5a26a0ae06..3ad51b6fa5 100644
--- a/src/soc/rockchip/rk3288/include/soc/sdram.h
+++ b/src/soc/rockchip/rk3288/include/soc/sdram.h
@@ -16,6 +16,8 @@
 #ifndef __SOC_ROCKCHIP_RK3288_SDRAM_H__
 #define __SOC_ROCKCHIP_RK3288_SDRAM_H__
 
+#include <types.h>
+
 enum {
 	DDR3 = 3,
 	LPDDR3 = 6,