diff --git a/plat/rockchip/rk3368/drivers/soc/soc.c b/plat/rockchip/rk3368/drivers/soc/soc.c
index 0c34554..7d51bb8 100644
--- a/plat/rockchip/rk3368/drivers/soc/soc.c
+++ b/plat/rockchip/rk3368/drivers/soc/soc.c
@@ -30,7 +30,15 @@
 			MT_MEMORY | MT_RW | MT_SECURE),
 	MAP_REGION_FLAT(PMU_BASE, PMU_SIZE,
 			MT_DEVICE | MT_RW | MT_SECURE),
-	MAP_REGION_FLAT(UART_DBG_BASE, UART_DBG_SIZE,
+	MAP_REGION_FLAT(UART0_BASE, UART0_SIZE,
+			MT_DEVICE | MT_RW | MT_SECURE),
+	MAP_REGION_FLAT(UART1_BASE, UART1_SIZE,
+			MT_DEVICE | MT_RW | MT_SECURE),
+	MAP_REGION_FLAT(UART2_BASE, UART2_SIZE,
+			MT_DEVICE | MT_RW | MT_SECURE),
+	MAP_REGION_FLAT(UART3_BASE, UART3_SIZE,
+			MT_DEVICE | MT_RW | MT_SECURE),
+	MAP_REGION_FLAT(UART4_BASE, UART4_SIZE,
 			MT_DEVICE | MT_RW | MT_SECURE),
 	MAP_REGION_FLAT(CRU_BASE, CRU_SIZE,
 			MT_DEVICE | MT_RW | MT_SECURE),
diff --git a/plat/rockchip/rk3368/include/platform_def.h b/plat/rockchip/rk3368/include/platform_def.h
index 815650f..7b3cc6e 100644
--- a/plat/rockchip/rk3368/include/platform_def.h
+++ b/plat/rockchip/rk3368/include/platform_def.h
@@ -106,7 +106,7 @@
 #define PLAT_RK_GICD_BASE	RK3368_GICD_BASE
 #define PLAT_RK_GICC_BASE	RK3368_GICC_BASE
 
-#define PLAT_RK_UART_BASE	RK3368_UART2_BASE
+#define PLAT_RK_UART_BASE	UART2_BASE
 #define PLAT_RK_UART_CLOCK	RK3368_UART_CLOCK
 #define PLAT_RK_UART_BAUDRATE	RK3368_BAUDRATE
 
diff --git a/plat/rockchip/rk3368/rk3368_def.h b/plat/rockchip/rk3368/rk3368_def.h
index 10ac77b..4b0fbab 100644
--- a/plat/rockchip/rk3368/rk3368_def.h
+++ b/plat/rockchip/rk3368/rk3368_def.h
@@ -35,8 +35,20 @@
 #define RK_INTMEM_BASE		0xff8c0000
 #define RK_INTMEM_SIZE		0x10000
 
-#define UART_DBG_BASE		0xff690000
-#define UART_DBG_SIZE		0x10000
+#define UART0_BASE		0xff180000
+#define UART0_SIZE		0x10000
+
+#define UART1_BASE		0xff190000
+#define UART1_SIZE		0x10000
+
+#define UART2_BASE		0xff690000
+#define UART2_SIZE		0x10000
+
+#define UART3_BASE		0xff1b0000
+#define UART3_SIZE		0x10000
+
+#define UART4_BASE		0xff1c0000
+#define UART4_SIZE		0x10000
 
 #define CRU_BASE		0xff760000
 
@@ -57,7 +69,6 @@
 /**************************************************************************
  * UART related constants
  **************************************************************************/
-#define RK3368_UART2_BASE	UART_DBG_BASE
 #define RK3368_BAUDRATE		115200
 #define RK3368_UART_CLOCK	24000000