1 /* 2 * include/asm-alpha/serial.h 3 */ 4 5 #include <linux/config.h> 6 7 /* 8 * This assumes you have a 1.8432 MHz clock for your UART. 9 * 10 * It'd be nice if someone built a serial card with a 24.576 MHz 11 * clock, since the 16550A is capable of handling a top speed of 1.5 12 * megabits/second; but this requires the faster clock. 13 */ 14 #define BASE_BAUD ( 1843200 / 16 ) 15 16 /* Standard COM flags (except for COM4, because of the 8514 problem) */ 17 #ifdef CONFIG_SERIAL_DETECT_IRQ 18 #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ) 19 #define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_AUTO_IRQ) 20 #else 21 #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST) 22 #define STD_COM4_FLAGS ASYNC_BOOT_AUTOCONF 23 #endif 24 25 #ifdef CONFIG_SERIAL_MANY_PORTS 26 #define FOURPORT_FLAGS ASYNC_FOURPORT 27 #define ACCENT_FLAGS 0 28 #define BOCA_FLAGS 0 29 #define RS_TABLE_SIZE 64 30 #else 31 #define RS_TABLE_SIZE 4 32 #endif 33 34 #define STD_SERIAL_PORT_DEFNS \ 35 /* UART CLK PORT IRQ FLAGS */ \ 36 { 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS }, /* ttyS0 */ \ 37 { 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS }, /* ttyS1 */ \ 38 { 0, BASE_BAUD, 0x3E8, 4, STD_COM_FLAGS }, /* ttyS2 */ \ 39 { 0, BASE_BAUD, 0x2E8, 3, STD_COM4_FLAGS }, /* ttyS3 */ 40 41 42 #ifdef CONFIG_SERIAL_MANY_PORTS 43 #define EXTRA_SERIAL_PORT_DEFNS \ 44 { 0, BASE_BAUD, 0x1A0, 9, FOURPORT_FLAGS }, /* ttyS4 */ \ 45 { 0, BASE_BAUD, 0x1A8, 9, FOURPORT_FLAGS }, /* ttyS5 */ \ 46 { 0, BASE_BAUD, 0x1B0, 9, FOURPORT_FLAGS }, /* ttyS6 */ \ 47 { 0, BASE_BAUD, 0x1B8, 9, FOURPORT_FLAGS }, /* ttyS7 */ \ 48 { 0, BASE_BAUD, 0x2A0, 5, FOURPORT_FLAGS }, /* ttyS8 */ \ 49 { 0, BASE_BAUD, 0x2A8, 5, FOURPORT_FLAGS }, /* ttyS9 */ \ 50 { 0, BASE_BAUD, 0x2B0, 5, FOURPORT_FLAGS }, /* ttyS10 */ \ 51 { 0, BASE_BAUD, 0x2B8, 5, FOURPORT_FLAGS }, /* ttyS11 */ \ 52 { 0, BASE_BAUD, 0x330, 4, ACCENT_FLAGS }, /* ttyS12 */ \ 53 { 0, BASE_BAUD, 0x338, 4, ACCENT_FLAGS }, /* ttyS13 */ \ 54 { 0, BASE_BAUD, 0x000, 0, 0 }, /* ttyS14 (spare) */ \ 55 { 0, BASE_BAUD, 0x000, 0, 0 }, /* ttyS15 (spare) */ \ 56 { 0, BASE_BAUD, 0x100, 12, BOCA_FLAGS }, /* ttyS16 */ \ 57 { 0, BASE_BAUD, 0x108, 12, BOCA_FLAGS }, /* ttyS17 */ \ 58 { 0, BASE_BAUD, 0x110, 12, BOCA_FLAGS }, /* ttyS18 */ \ 59 { 0, BASE_BAUD, 0x118, 12, BOCA_FLAGS }, /* ttyS19 */ \ 60 { 0, BASE_BAUD, 0x120, 12, BOCA_FLAGS }, /* ttyS20 */ \ 61 { 0, BASE_BAUD, 0x128, 12, BOCA_FLAGS }, /* ttyS21 */ \ 62 { 0, BASE_BAUD, 0x130, 12, BOCA_FLAGS }, /* ttyS22 */ \ 63 { 0, BASE_BAUD, 0x138, 12, BOCA_FLAGS }, /* ttyS23 */ \ 64 { 0, BASE_BAUD, 0x140, 12, BOCA_FLAGS }, /* ttyS24 */ \ 65 { 0, BASE_BAUD, 0x148, 12, BOCA_FLAGS }, /* ttyS25 */ \ 66 { 0, BASE_BAUD, 0x150, 12, BOCA_FLAGS }, /* ttyS26 */ \ 67 { 0, BASE_BAUD, 0x158, 12, BOCA_FLAGS }, /* ttyS27 */ \ 68 { 0, BASE_BAUD, 0x160, 12, BOCA_FLAGS }, /* ttyS28 */ \ 69 { 0, BASE_BAUD, 0x168, 12, BOCA_FLAGS }, /* ttyS29 */ \ 70 { 0, BASE_BAUD, 0x170, 12, BOCA_FLAGS }, /* ttyS30 */ \ 71 { 0, BASE_BAUD, 0x178, 12, BOCA_FLAGS }, /* ttyS31 */ 72 #else 73 #define EXTRA_SERIAL_PORT_DEFNS 74 #endif 75 76 #define SERIAL_PORT_DFNS \ 77 STD_SERIAL_PORT_DEFNS \ 78 EXTRA_SERIAL_PORT_DEFNS 79