diff --git a/include/linux/serial.h b/include/linux/serial.h
index 861e51d..0916107 100644
--- a/include/linux/serial.h
+++ b/include/linux/serial.h
@@ -6,16 +6,11 @@
  * Redistribution of this file is permitted under the terms of the GNU 
  * Public License (GPL)
  */
-
 #ifndef _LINUX_SERIAL_H
 #define _LINUX_SERIAL_H
 
-#include <linux/types.h>
-
-#include <linux/tty_flags.h>
-
-#ifdef __KERNEL__
 #include <asm/page.h>
+#include <uapi/linux/serial.h>
 
 
 /*
@@ -33,118 +28,6 @@
  */
 #define SERIAL_XMIT_SIZE PAGE_SIZE
 
-#endif
-
-struct serial_struct {
-	int	type;
-	int	line;
-	unsigned int	port;
-	int	irq;
-	int	flags;
-	int	xmit_fifo_size;
-	int	custom_divisor;
-	int	baud_base;
-	unsigned short	close_delay;
-	char	io_type;
-	char	reserved_char[1];
-	int	hub6;
-	unsigned short	closing_wait; /* time to wait before closing */
-	unsigned short	closing_wait2; /* no longer used... */
-	unsigned char	*iomem_base;
-	unsigned short	iomem_reg_shift;
-	unsigned int	port_high;
-	unsigned long	iomap_base;	/* cookie passed into ioremap */
-};
-
-/*
- * For the close wait times, 0 means wait forever for serial port to
- * flush its output.  65535 means don't wait at all.
- */
-#define ASYNC_CLOSING_WAIT_INF	0
-#define ASYNC_CLOSING_WAIT_NONE	65535
-
-/*
- * These are the supported serial types.
- */
-#define PORT_UNKNOWN	0
-#define PORT_8250	1
-#define PORT_16450	2
-#define PORT_16550	3
-#define PORT_16550A	4
-#define PORT_CIRRUS     5	/* usurped by cyclades.c */
-#define PORT_16650	6
-#define PORT_16650V2	7
-#define PORT_16750	8
-#define PORT_STARTECH	9	/* usurped by cyclades.c */
-#define PORT_16C950	10	/* Oxford Semiconductor */
-#define PORT_16654	11
-#define PORT_16850	12
-#define PORT_RSA	13	/* RSA-DV II/S card */
-#define PORT_MAX	13
-
-#define SERIAL_IO_PORT	0
-#define SERIAL_IO_HUB6	1
-#define SERIAL_IO_MEM	2
-
-#define UART_CLEAR_FIFO		0x01
-#define UART_USE_FIFO		0x02
-#define UART_STARTECH		0x04
-#define UART_NATSEMI		0x08
-
-
-/*
- * Multiport serial configuration structure --- external structure
- */
-struct serial_multiport_struct {
-	int		irq;
-	int		port1;
-	unsigned char	mask1, match1;
-	int		port2;
-	unsigned char	mask2, match2;
-	int		port3;
-	unsigned char	mask3, match3;
-	int		port4;
-	unsigned char	mask4, match4;
-	int		port_monitor;
-	int	reserved[32];
-};
-
-/*
- * Serial input interrupt line counters -- external structure
- * Four lines can interrupt: CTS, DSR, RI, DCD
- */
-struct serial_icounter_struct {
-	int cts, dsr, rng, dcd;
-	int rx, tx;
-	int frame, overrun, parity, brk;
-	int buf_overrun;
-	int reserved[9];
-};
-
-/*
- * Serial interface for controlling RS485 settings on chips with suitable
- * support. Set with TIOCSRS485 and get with TIOCGRS485 if supported by your
- * platform. The set function returns the new state, with any unsupported bits
- * reverted appropriately.
- */
-
-struct serial_rs485 {
-	__u32	flags;			/* RS485 feature flags */
-#define SER_RS485_ENABLED		(1 << 0)	/* If enabled */
-#define SER_RS485_RTS_ON_SEND		(1 << 1)	/* Logical level for
-							   RTS pin when
-							   sending */
-#define SER_RS485_RTS_AFTER_SEND	(1 << 2)	/* Logical level for
-							   RTS pin after sent*/
-#define SER_RS485_RX_DURING_TX		(1 << 4)
-	__u32	delay_rts_before_send;	/* Delay before send (milliseconds) */
-	__u32	delay_rts_after_send;	/* Delay after send (milliseconds) */
-	__u32	padding[5];		/* Memory is cheap, new structs
-					   are a royal PITA .. */
-};
-
-#ifdef __KERNEL__
 #include <linux/compiler.h>
 
-#endif /* __KERNEL__ */
 #endif /* _LINUX_SERIAL_H */