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44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
/*
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* linux/include/asm-arm/serial.h
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*
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* Copyright (C) 1996 Russell King.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Changelog:
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* 15-10-1996 RMK Created
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*/
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#ifndef __ASM_SERIAL_H
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#define __ASM_SERIAL_H
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/*
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* This assumes you have a 1.8432 MHz clock for your UART.
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*
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* It'd be nice if someone built a serial card with a 24.576 MHz
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* clock, since the 16550A is capable of handling a top speed of 1.5
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* megabits/second; but this requires the faster clock.
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*/
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#define BASE_BAUD (1843200 / 16)
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#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
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#if defined(CONFIG_ARCH_A5K)
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/* UART CLK PORT IRQ FLAGS */
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#define SERIAL_PORT_DFNS \
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{ 0, BASE_BAUD, 0x3F8, 10, STD_COM_FLAGS }, /* ttyS0 */ \
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{ 0, BASE_BAUD, 0x2F8, 10, STD_COM_FLAGS }, /* ttyS1 */
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#else
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#define SERIAL_PORT_DFNS \
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{ 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS0 */ \
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{ 0, BASE_BAUD, 0 , 0, STD_COM_FLAGS }, /* ttyS1 */
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#endif
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#endif
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