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1da177e4 LT |
1 | /* |
2 | * linux/include/asm-arm/serial.h | |
3 | * | |
4 | * Copyright (C) 1996 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 | ||
14 | #ifndef __ASM_SERIAL_H | |
15 | #define __ASM_SERIAL_H | |
16 | ||
1da177e4 LT |
17 | |
18 | /* | |
19 | * This assumes you have a 1.8432 MHz clock for your UART. | |
20 | * | |
21 | * It'd be nice if someone built a serial card with a 24.576 MHz | |
22 | * clock, since the 16550A is capable of handling a top speed of 1.5 | |
23 | * megabits/second; but this requires the faster clock. | |
24 | */ | |
25 | #define BASE_BAUD (1843200 / 16) | |
26 | ||
27 | #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST) | |
28 | ||
29 | #if defined(CONFIG_ARCH_A5K) | |
30 | /* UART CLK PORT IRQ FLAGS */ | |
31 | ||
026d02a2 | 32 | #define SERIAL_PORT_DFNS \ |
1da177e4 LT |
33 | { 0, BASE_BAUD, 0x3F8, 10, STD_COM_FLAGS }, /* ttyS0 */ \ |
34 | { 0, BASE_BAUD, 0x2F8, 10, STD_COM_FLAGS }, /* ttyS1 */ | |
35 | ||
36 | #else | |
37 | ||
026d02a2 | 38 | #define SERIAL_PORT_DFNS \ |
1da177e4 LT |
39 | { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS0 */ \ |
40 | { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS1 */ | |
41 | ||
42 | #endif | |
43 | ||
1da177e4 | 44 | #endif |