1/*
2 * include/asm-sh64/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/*
11 * This assumes you have a 1.8432 MHz clock for your UART.
12 *
13 * It'd be nice if someone built a serial card with a 24.576 MHz
14 * clock, since the 16550A is capable of handling a top speed of 1.5
15 * megabits/second; but this requires the faster clock.
16 */
17#define BASE_BAUD ( 1843200 / 16 )
18
19#define RS_TABLE_SIZE  2
20
21#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
22
23#define SERIAL_PORT_DFNS			\
24	/* UART CLK   PORT IRQ     FLAGS        */			\
25	{ 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS },	/* ttyS0 */	\
26	{ 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS }	/* ttyS1 */
27
28#define irq_cannonicalize(x) (x)
29
30#endif /* _ASM_SERIAL_H */
31