#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;
#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