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 29#ifdef CONFIG_SERIAL_MANY_PORTS 30#define FOURPORT_FLAGS ASYNC_FOURPORT 31#define ACCENT_FLAGS 0 32#define BOCA_FLAGS 0 33#define RS_TABLE_SIZE 64 34#else 35#define RS_TABLE_SIZE 4 36#endif 37 38#define STD_SERIAL_PORT_DEFNS \ 39 /* UART CLK PORT IRQ FLAGS */ \ 40 { 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS }, /* ttyS0 */ \ 41 { 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS }, /* ttyS1 */ \ 42 { 0, BASE_BAUD, 0x3E8, 4, STD_COM_FLAGS }, /* ttyS2 */ \ 43 { 0, BASE_BAUD, 0x2E8, 3, STD_COM4_FLAGS }, /* ttyS3 */ 44 45 46#ifdef CONFIG_SERIAL_MANY_PORTS 47#define EXTRA_SERIAL_PORT_DEFNS \ 48 { 0, BASE_BAUD, 0x1A0, 9, FOURPORT_FLAGS }, /* ttyS4 */ \ 49 { 0, BASE_BAUD, 0x1A8, 9, FOURPORT_FLAGS }, /* ttyS5 */ \ 50 { 0, BASE_BAUD, 0x1B0, 9, FOURPORT_FLAGS }, /* ttyS6 */ \ 51 { 0, BASE_BAUD, 0x1B8, 9, FOURPORT_FLAGS }, /* ttyS7 */ \ 52 { 0, BASE_BAUD, 0x2A0, 5, FOURPORT_FLAGS }, /* ttyS8 */ \ 53 { 0, BASE_BAUD, 0x2A8, 5, FOURPORT_FLAGS }, /* ttyS9 */ \ 54 { 0, BASE_BAUD, 0x2B0, 5, FOURPORT_FLAGS }, /* ttyS10 */ \ 55 { 0, BASE_BAUD, 0x2B8, 5, FOURPORT_FLAGS }, /* ttyS11 */ \ 56 { 0, BASE_BAUD, 0x330, 4, ACCENT_FLAGS }, /* ttyS12 */ \ 57 { 0, BASE_BAUD, 0x338, 4, ACCENT_FLAGS }, /* ttyS13 */ \ 58 { 0, BASE_BAUD, 0x000, 0, 0 }, /* ttyS14 (spare) */ \ 59 { 0, BASE_BAUD, 0x000, 0, 0 }, /* ttyS15 (spare) */ \ 60 { 0, BASE_BAUD, 0x100, 12, BOCA_FLAGS }, /* ttyS16 */ \ 61 { 0, BASE_BAUD, 0x108, 12, BOCA_FLAGS }, /* ttyS17 */ \ 62 { 0, BASE_BAUD, 0x110, 12, BOCA_FLAGS }, /* ttyS18 */ \ 63 { 0, BASE_BAUD, 0x118, 12, BOCA_FLAGS }, /* ttyS19 */ \ 64 { 0, BASE_BAUD, 0x120, 12, BOCA_FLAGS }, /* ttyS20 */ \ 65 { 0, BASE_BAUD, 0x128, 12, BOCA_FLAGS }, /* ttyS21 */ \ 66 { 0, BASE_BAUD, 0x130, 12, BOCA_FLAGS }, /* ttyS22 */ \ 67 { 0, BASE_BAUD, 0x138, 12, BOCA_FLAGS }, /* ttyS23 */ \ 68 { 0, BASE_BAUD, 0x140, 12, BOCA_FLAGS }, /* ttyS24 */ \ 69 { 0, BASE_BAUD, 0x148, 12, BOCA_FLAGS }, /* ttyS25 */ \ 70 { 0, BASE_BAUD, 0x150, 12, BOCA_FLAGS }, /* ttyS26 */ \ 71 { 0, BASE_BAUD, 0x158, 12, BOCA_FLAGS }, /* ttyS27 */ \ 72 { 0, BASE_BAUD, 0x160, 12, BOCA_FLAGS }, /* ttyS28 */ \ 73 { 0, BASE_BAUD, 0x168, 12, BOCA_FLAGS }, /* ttyS29 */ \ 74 { 0, BASE_BAUD, 0x170, 12, BOCA_FLAGS }, /* ttyS30 */ \ 75 { 0, BASE_BAUD, 0x178, 12, BOCA_FLAGS }, /* ttyS31 */ 76#else 77#define EXTRA_SERIAL_PORT_DEFNS 78#endif 79 80#define SERIAL_PORT_DFNS \ 81 STD_SERIAL_PORT_DEFNS \ 82 EXTRA_SERIAL_PORT_DEFNS 83