1/* 2 * include/asm-ia64/serial.h 3 * 4 * Derived from the i386 version. 5 */ 6 7/* 8 * This assumes you have a 1.8432 MHz clock for your UART. 9 * 10 * It'd be nice if someone built a serial card with a 24.576 MHz 11 * clock, since the 16550A is capable of handling a top speed of 1.5 12 * megabits/second; but this requires the faster clock. 13 */ 14#define BASE_BAUD ( 1843200 / 16 ) 15 16/* 17 * All legacy serial ports should be enumerated via ACPI namespace, so 18 * we need not list them here. 19 */ 20