| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 10 | #include <linux/kernel.h> |
| 11 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 12 | /* |
| 13 | * This assumes you have a 1.8432 MHz clock for your UART. |
| 14 | * |
| 15 | * It'd be nice if someone built a serial card with a 24.576 MHz |
| 16 | * clock, since the 16550A is capable of handling a top speed of 1.5 |
| 17 | * megabits/second; but this requires the faster clock. |
| 18 | */ |
| 19 | #define BASE_BAUD ( 1843200 / 16 ) |
| 20 | |
| 21 | #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST) |
| 22 | |
| 23 | #ifdef CONFIG_HD64465 |
| 24 | #include <asm/hd64465.h> |
| 25 | |
| Russell King | 026d02a | 2005-06-29 18:45:19 +0100 | [diff] [blame] | 26 | #define SERIAL_PORT_DFNS \ |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | /* UART CLK PORT IRQ FLAGS */ \ |
| 28 | { 0, BASE_BAUD, 0x3F8, HD64465_IRQ_UART, STD_COM_FLAGS } /* ttyS0 */ |
| 29 | |
| 30 | #else |
| 31 | |
| Paul Mundt | 9c57548 | 2007-02-15 18:20:52 +0900 | [diff] [blame] | 32 | #define SERIAL_PORT_DFNS |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 33 | |
| 34 | #endif |
| 35 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 36 | #endif /* _ASM_SERIAL_H */ |