2 * linux/include/asm-arm/arch-epxa10db/serial.h
4 * Copyright (C) 1999 ARM Limited
5 * Copyright (C) 2001 Altera Corporation
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #ifndef __ASM_ARCH_SERIAL_H
22 #define __ASM_ARCH_SERIAL_H
24 #include <asm/arch/platform.h>
28 * This assumes you have a 1.8432 MHz clock for your UART.
30 * It'd be nice if someone built a serial card with a 24.576 MHz
31 * clock, since the 16550A is capable of handling a top speed of 1.5
32 * megabits/second; but this requires the faster clock.
34 #define BASE_BAUD (1 / 16)
36 #define _SER_IRQ0 IRQ_UARTINT0
37 #define _SER_IRQ1 IRQ_UARTINT1
39 #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
41 /* UART CLK PORT IRQ FLAGS */
42 #define STD_SERIAL_PORT_DEFNS \
43 { 0, BASE_BAUD, 0x3F8, _SER_IRQ0, STD_COM_FLAGS }, /* ttyS0 */ \
44 { 0, BASE_BAUD, 0x2F8, _SER_IRQ1, STD_COM_FLAGS }, /* ttyS1 */
46 #define EXTRA_SERIAL_PORT_DEFNS