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| 1 | /* |
|---|---|
| 2 | * platform/serial.h |
| 3 | * |
| 4 | * This file is subject to the terms and conditions of the GNU General Public |
| 5 | * License. See the file "COPYING" in the main directory of this archive |
| 6 | * for more details. |
| 7 | * |
| 8 | * Copyright (C) 2001 Tensilica Inc. |
| 9 | */ |
| 10 | |
| 11 | #ifndef _XTENSA_XT2000_SERIAL_H |
| 12 | #define _XTENSA_XT2000_SERIAL_H |
| 13 | |
| 14 | #include <asm/core.h> |
| 15 | #include <asm/io.h> |
| 16 | |
| 17 | /* National-Semi PC16552D DUART: */ |
| 18 | |
| 19 | #define DUART16552_1_INTNUM XCHAL_EXTINT4_NUM |
| 20 | #define DUART16552_2_INTNUM XCHAL_EXTINT5_NUM |
| 21 | |
| 22 | #define DUART16552_1_ADDR IOADDR(0x0d050020) /* channel 1 */ |
| 23 | #define DUART16552_2_ADDR IOADDR(0x0d050000) /* channel 2 */ |
| 24 | |
| 25 | #define DUART16552_XTAL_FREQ 18432000 /* crystal frequency in Hz */ |
| 26 | #define BASE_BAUD ( DUART16552_XTAL_FREQ / 16 ) |
| 27 | |
| 28 | #endif /* _XTENSA_XT2000_SERIAL_H */ |
| 29 |
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