diff --git a/drivers/serial/samsung.h b/drivers/serial/samsung.h
index 571d6b9..7afb948 100644
--- a/drivers/serial/samsung.h
+++ b/drivers/serial/samsung.h
@@ -21,6 +21,10 @@
 	unsigned long		tx_fifoshift;
 	unsigned long		tx_fifofull;
 
+	/* uart port features */
+
+	unsigned int		has_divslot:1;
+
 	/* clock source control */
 
 	int (*get_clksrc)(struct uart_port *, struct s3c24xx_uart_clksrc *clk);