include/asm-arm/arch-ebsa110/serial.h

   1 /*
   2  *  linux/include/asm-arm/arch-ebsa110/serial.h
   3  *
   4  *  Copyright (C) 1996,1997,1998 Russell King.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  *  Changelog:
  11  *   15-10-1996 RMK     Created
  12  */
  13 #ifndef __ASM_ARCH_SERIAL_H
  14 #define __ASM_ARCH_SERIAL_H
  15
  16 /*
  17  * This assumes you have a 1.8432 MHz clock for your UART.
  18  *
  19  * It'd be nice if someone built a serial card with a 24.576 MHz
  20  * clock, since the 16550A is capable of handling a top speed of 1.5
  21  * megabits/second; but this requires the faster clock.
  22  */
  23 #define BASE_BAUD (1843200 / 16)
  24
  25 #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
  26
  27      /* UART CLK        PORT  IRQ     FLAGS        */
  28 #define STD_SERIAL_PORT_DEFNS \
  29         { 0, BASE_BAUD, 0x3F8,  1, STD_COM_FLAGS },     /* ttyS0 */     \
  30         { 0, BASE_BAUD, 0x2F8,  2, STD_COM_FLAGS }      /* ttyS1 */
  31
  32 #define EXTRA_SERIAL_PORT_DEFNS
  33
  34 #endif
  35