diff --git a/drivers/ram/rockchip/dmc-rk3368.c b/drivers/ram/rockchip/dmc-rk3368.c
index f36be94..859fc47 100644
--- a/drivers/ram/rockchip/dmc-rk3368.c
+++ b/drivers/ram/rockchip/dmc-rk3368.c
@@ -17,6 +17,7 @@
 #include <asm/arch-rockchip/clock.h>
 #include <asm/arch-rockchip/cru_rk3368.h>
 #include <asm/arch-rockchip/grf_rk3368.h>
+#include <asm/arch-rockchip/hardware.h>
 #include <asm/arch-rockchip/ddr_rk3368.h>
 #include <asm/arch-rockchip/sdram.h>
 #include <asm/arch-rockchip/sdram_rk3288.h>
diff --git a/drivers/ram/rockchip/sdram_rk3188.c b/drivers/ram/rockchip/sdram_rk3188.c
index ad9f936..d23d423 100644
--- a/drivers/ram/rockchip/sdram_rk3188.c
+++ b/drivers/ram/rockchip/sdram_rk3188.c
@@ -22,6 +22,7 @@
 #include <asm/arch-rockchip/cru_rk3188.h>
 #include <asm/arch-rockchip/ddr_rk3188.h>
 #include <asm/arch-rockchip/grf_rk3188.h>
+#include <asm/arch-rockchip/hardware.h>
 #include <asm/arch-rockchip/pmu_rk3188.h>
 #include <asm/arch-rockchip/sdram.h>
 #include <asm/arch-rockchip/sdram_rk3288.h>
diff --git a/drivers/ram/rockchip/sdram_rk3288.c b/drivers/ram/rockchip/sdram_rk3288.c
index c99118f..3177051 100644
--- a/drivers/ram/rockchip/sdram_rk3288.c
+++ b/drivers/ram/rockchip/sdram_rk3288.c
@@ -22,6 +22,7 @@
 #include <asm/arch-rockchip/cru.h>
 #include <asm/arch-rockchip/ddr_rk3288.h>
 #include <asm/arch-rockchip/grf_rk3288.h>
+#include <asm/arch-rockchip/hardware.h>
 #include <asm/arch-rockchip/pmu_rk3288.h>
 #include <asm/arch-rockchip/sdram.h>
 #include <asm/arch-rockchip/sdram_rk3288.h>