#ifndef __SERIAL_H__
  #define __SERIAL_H__
  
  #define NAMESIZE 16
  #define CTLRSIZE 8
  
  struct serial_device {
  	char name[NAMESIZE];
  	char ctlr[CTLRSIZE];
  
  	int  (*init) (void);

  	int  (*uninit) (void);

  	void (*setbrg) (void);
  	int (*getc) (void);
  	int (*tstc) (void);
  	void (*putc) (const char c);
  	void (*puts) (const char *s);
  
  	struct serial_device *next;
  };
  
  extern struct serial_device serial_smc_device;
  extern struct serial_device serial_scc_device;
  extern struct serial_device * default_serial_console (void);

  #if defined(CONFIG_405GP) || defined(CONFIG_405CR) || defined(CONFIG_440) || \
      defined(CONFIG_405EP) || defined(CONFIG_405EZ) || defined(CONFIG_405EX) || \

      defined(CONFIG_MB86R0x) || defined(CONFIG_MPC5xxx) || \
      defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) || \
      defined(CONFIG_MPC86xx) || defined(CONFIG_SYS_SC520)

  extern struct serial_device serial0_device;
  extern struct serial_device serial1_device;

  #if defined(CONFIG_SYS_NS16550_SERIAL)

  extern struct serial_device eserial1_device;
  extern struct serial_device eserial2_device;
  extern struct serial_device eserial3_device;
  extern struct serial_device eserial4_device;

  #endif /* CONFIG_SYS_NS16550_SERIAL */

  #endif

  #if defined(CONFIG_MPC512X)
  extern struct serial_device serial1_device;
  extern struct serial_device serial3_device;
  extern struct serial_device serial4_device;
  extern struct serial_device serial6_device;
  #endif

  #if defined(CONFIG_S3C2410)
  extern struct serial_device s3c24xx_serial0_device;
  extern struct serial_device s3c24xx_serial1_device;
  extern struct serial_device s3c24xx_serial2_device;
  #endif

  #if defined(CONFIG_S5P)

  extern struct serial_device s5p_serial0_device;
  extern struct serial_device s5p_serial1_device;
  extern struct serial_device s5p_serial2_device;
  extern struct serial_device s5p_serial3_device;

  #endif

  #if defined(CONFIG_OMAP3_ZOOM2)
  extern struct serial_device zoom2_serial_device0;
  extern struct serial_device zoom2_serial_device1;
  extern struct serial_device zoom2_serial_device2;
  extern struct serial_device zoom2_serial_device3;
  #endif

  extern struct serial_device serial_ffuart_device;
  extern struct serial_device serial_btuart_device;
  extern struct serial_device serial_stuart_device;

  extern void serial_initialize(void);

  extern void serial_stdio_init(void);

  extern int serial_assign(char * name);
  extern void serial_reinit_all(void);

  /* For usbtty */

  #ifdef CONFIG_USB_TTY

  extern int usbtty_getc(void);
  extern void usbtty_putc(const char c);
  extern void usbtty_puts(const char *str);
  extern int usbtty_tstc(void);

  #else
  
  /* stubs */
  #define usbtty_getc() 0
  #define usbtty_putc(a)
  #define usbtty_puts(a)
  #define usbtty_tstc() 0
  
  #endif /* CONFIG_USB_TTY */

  #if defined(CONFIG_MPC512X) &&  defined(CONFIG_SERIAL_MULTI)
  extern struct stdio_dev *open_port(int num, int baudrate);
  extern int close_port(int num);
  extern int write_port(struct stdio_dev *port, char *buf);
  extern int read_port(struct stdio_dev *port, char *buf, int size);
  #endif

  #endif