1/*
2 * include/asm-sh/serial.h
3 *
4 * Configuration details for 8250, 16450, 16550, etc. serial ports
5 */
6
7#ifndef _ASM_SERIAL_H
8#define _ASM_SERIAL_H
9
10#include <linux/kernel.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#ifdef CONFIG_HD64465
24#include <asm/hd64465.h>
25
26#define SERIAL_PORT_DFNS                   \
27        /* UART CLK   PORT IRQ     FLAGS        */                      \
28        { 0, BASE_BAUD, 0x3F8, HD64465_IRQ_UART, STD_COM_FLAGS }  /* ttyS0 */
29
30#else
31
32#define SERIAL_PORT_DFNS
33
34#endif
35
36#endif /* _ASM_SERIAL_H */
37