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 /*
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 STD_SERIAL_PORT_DEFNS \
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 SERIAL_PORT_DFNS STD_SERIAL_PORT_DEFNS
29
30 /* XXX: This should be moved ino irq.h */
31 #define irq_cannonicalize(x) (x)
32
33 #endif /* _ASM_SERIAL_H */
34
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