diff --git a/board/st/stv0991/stv0991.c b/board/st/stv0991/stv0991.c
index 989fb5e..f465699 100644
--- a/board/st/stv0991/stv0991.c
+++ b/board/st/stv0991/stv0991.c
@@ -13,12 +13,25 @@
 #include <asm/arch/gpio.h>
 #include <netdev.h>
 #include <asm/io.h>
+#include <dm/platdata.h>
+#include <dm/platform_data/serial_pl01x.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
 struct gpio_regs *const gpioa_regs =
 		(struct gpio_regs *) GPIOA_BASE_ADDR;
 
+static const struct pl01x_serial_platdata serial_platdata = {
+	.base = 0x80406000,
+	.type = TYPE_PL011,
+	.clock = 2700 * 1000,
+};
+
+U_BOOT_DEVICE(stv09911_serials) = {
+	.name = "serial_pl01x",
+	.platdata = &serial_platdata,
+};
+
 #ifdef CONFIG_SHOW_BOOT_PROGRESS
 void show_boot_progress(int progress)
 {
diff --git a/include/configs/stv0991.h b/include/configs/stv0991.h
index 80652a8..fd9bd63 100644
--- a/include/configs/stv0991.h
+++ b/include/configs/stv0991.h
@@ -28,14 +28,21 @@
 	(PHYS_SDRAM_1_SIZE - CONFIG_ENV_SIZE)
 #define CONFIG_SYS_MAXARGS			16
 #define CONFIG_SYS_MALLOC_LEN			(CONFIG_ENV_SIZE + 16 * 1024)
+#define CONFIG_SYS_MALLOC_F_LEN			0x2000
 
+#define CONFIG_DM
 /* serial port (PL011) configuration */
-#define CONFIG_SYS_SERIAL0			0x80406000
-#define CONFIG_PL011_SERIAL
-#define CONFIG_CONS_INDEX			0
 #define CONFIG_BAUDRATE				115200
-#define CONFIG_PL01x_PORTS			{(void *)CONFIG_SYS_SERIAL0}
-#define CONFIG_PL011_CLOCK			(2700 * 1000)
+#ifdef CONFIG_DM
+#define CONFIG_DM_SERIAL
+#define CONFIG_PL01X_SERIAL
+#else
+#define CONFIG_SYS_SERIAL0                     0x80406000
+#define CONFIG_CONS_INDEX			0
+#define CONFIG_PL011_SERIAL
+#define CONFIG_PL01x_PORTS                     {(void *)CONFIG_SYS_SERIAL0}
+#define CONFIG_PL011_CLOCK                     (2700 * 1000)
+#endif
 
 /* user interface */
 #define CONFIG_SYS_PROMPT			"STV0991> "