Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
| 17 | #include <linux/config.h> |
| 18 | |
| 19 | /* |
| 20 | * This assumes you have a 1.8432 MHz clock for your UART. |
| 21 | * |
| 22 | * It'd be nice if someone built a serial card with a 24.576 MHz |
| 23 | * clock, since the 16550A is capable of handling a top speed of 1.5 |
| 24 | * megabits/second; but this requires the faster clock. |
| 25 | */ |
| 26 | #define BASE_BAUD (1843200 / 16) |
| 27 | |
| 28 | #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST) |
| 29 | |
| 30 | #if defined(CONFIG_ARCH_A5K) |
| 31 | /* UART CLK PORT IRQ FLAGS */ |
| 32 | |
Russell King | 026d02a | 2005-06-29 18:45:19 +0100 | [diff] [blame] | 33 | #define SERIAL_PORT_DFNS \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 34 | { 0, BASE_BAUD, 0x3F8, 10, STD_COM_FLAGS }, /* ttyS0 */ \ |
| 35 | { 0, BASE_BAUD, 0x2F8, 10, STD_COM_FLAGS }, /* ttyS1 */ |
| 36 | |
| 37 | #else |
| 38 | |
Russell King | 026d02a | 2005-06-29 18:45:19 +0100 | [diff] [blame] | 39 | #define SERIAL_PORT_DFNS \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 40 | { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS0 */ \ |
| 41 | { 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS1 */ |
| 42 | |
| 43 | #endif |
| 44 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 45 | #endif |