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1da177e4 LT |
1 | /* |
2 | * include/asm-m68k/serial.h | |
3 | * | |
4 | * currently this seems useful only for a Q40, | |
5 | * it's an almost exact copy of ../asm-alpha/serial.h | |
6 | * | |
7 | */ | |
8 | ||
9 | #include <linux/config.h> | |
10 | ||
11 | /* | |
12 | * This assumes you have a 1.8432 MHz clock for your UART. | |
13 | * | |
14 | * It'd be nice if someone built a serial card with a 24.576 MHz | |
15 | * clock, since the 16550A is capable of handling a top speed of 1.5 | |
16 | * megabits/second; but this requires the faster clock. | |
17 | */ | |
18 | #define BASE_BAUD ( 1843200 / 16 ) | |
19 | ||
20 | /* Standard COM flags (except for COM4, because of the 8514 problem) */ | |
21 | #ifdef CONFIG_SERIAL_DETECT_IRQ | |
22 | #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ) | |
23 | #define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_AUTO_IRQ) | |
24 | #else | |
25 | #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST) | |
26 | #define STD_COM4_FLAGS ASYNC_BOOT_AUTOCONF | |
27 | #endif | |
28 | ||
026d02a2 | 29 | #define SERIAL_PORT_DFNS \ |
1da177e4 LT |
30 | /* UART CLK PORT IRQ FLAGS */ \ |
31 | { 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS }, /* ttyS0 */ \ | |
32 | { 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS }, /* ttyS1 */ \ | |
33 | { 0, BASE_BAUD, 0x3E8, 4, STD_COM_FLAGS }, /* ttyS2 */ \ | |
34 | { 0, BASE_BAUD, 0x2E8, 3, STD_COM4_FLAGS }, /* ttyS3 */ |