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