-#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;
-
-#if defined(CONFIG_SYS_BFIN_UART)
-extern void serial_register_bfin_uart(void);
-extern struct serial_device bfin_serial0_device;
-extern struct serial_device bfin_serial1_device;
-extern struct serial_device bfin_serial2_device;
-extern struct serial_device bfin_serial3_device;
-#endif