37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
/*
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* Copyright (C) 2009 Lemote Inc.
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* Author: Wu Zhangjin, wuzj@lemote.com
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#include <linux/module.h>
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#include <asm/bootinfo.h>
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#include <loongson.h>
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unsigned long __maybe_unused _loongson_uart_base;
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EXPORT_SYMBOL(_loongson_uart_base);
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unsigned long __maybe_unused uart8250_base[] = {
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[MACH_LOONGSON_UNKNOWN] 0,
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[MACH_LEMOTE_FL2E] (LOONGSON_PCIIO_BASE + 0x3f8),
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[MACH_LEMOTE_FL2F] (LOONGSON_PCIIO_BASE + 0x2f8),
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[MACH_LEMOTE_ML2F7] (LOONGSON_LIO1_BASE + 0x3f8),
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[MACH_LEMOTE_YL2F89] (LOONGSON_LIO1_BASE + 0x3f8),
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[MACH_DEXXON_GDIUM2F10] (LOONGSON_LIO1_BASE + 0x3f8),
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[MACH_LEMOTE_NAS] (LOONGSON_LIO1_BASE + 0x3f8),
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[MACH_LEMOTE_LL2F] (LOONGSON_PCIIO_BASE + 0x2f8),
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[MACH_LOONGSON_END] 0,
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};
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EXPORT_SYMBOL(uart8250_base);
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void __maybe_unused prom_init_uart_base(void)
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{
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_loongson_uart_base =
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(unsigned long)ioremap_nocache(uart8250_base[mips_machtype], 8);
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}
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