diff --git a/arch/arm/plat-omap/include/plat/omap-serial.h b/arch/arm/plat-omap/include/plat/omap-serial.h
index f4a4cd014795..1957a8516e93 100644
--- a/arch/arm/plat-omap/include/plat/omap-serial.h
+++ b/arch/arm/plat-omap/include/plat/omap-serial.h
@@ -40,10 +40,10 @@
 #define OMAP_UART_WER_MOD_WKUP	0X7F
 
 /* Enable XON/XOFF flow control on output */
-#define OMAP_UART_SW_TX		0x8
+#define OMAP_UART_SW_TX		0x04
 
 /* Enable XON/XOFF flow control on input */
-#define OMAP_UART_SW_RX		0x2
+#define OMAP_UART_SW_RX		0x04
 
 #define OMAP_UART_SYSC_RESET	0X07
 #define OMAP_UART_TCR_TRIG	0X0F
diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 6ede6fd92b4c..6d3d26a607b9 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -671,19 +671,19 @@ serial_omap_configure_xonxoff
 
 	/*
 	 * IXON Flag:
-	 * Flow control for OMAP.TX
-	 * OMAP.RX should listen for XON/XOFF
+	 * Enable XON/XOFF flow control on output.
+	 * Transmit XON1, XOFF1
 	 */
 	if (termios->c_iflag & IXON)
-		up->efr |= OMAP_UART_SW_RX;
+		up->efr |= OMAP_UART_SW_TX;
 
 	/*
 	 * IXOFF Flag:
-	 * Flow control for OMAP.RX
-	 * OMAP.TX should send XON/XOFF
+	 * Enable XON/XOFF flow control on input.
+	 * Receiver compares XON1, XOFF1.
 	 */
 	if (termios->c_iflag & IXOFF)
-		up->efr |= OMAP_UART_SW_TX;
+		up->efr |= OMAP_UART_SW_RX;
 
 	serial_out(up, UART_EFR, up->efr | UART_EFR_ECB);
 	serial_out(up, UART_LCR, UART_LCR_CONF_MODE_A);