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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (C) 2009 Lemote Inc.
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* Author: Wu Zhangjin, wuzhangjin@gmail.com
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*/
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#include <linux/export.h>
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#include <asm/bootinfo.h>
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#include <loongson.h>
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/* raw */
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unsigned long loongson_uart_base[MAX_UARTS] = {};
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/* ioremapped */
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unsigned long _loongson_uart_base[MAX_UARTS] = {};
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EXPORT_SYMBOL(loongson_uart_base);
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EXPORT_SYMBOL(_loongson_uart_base);
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void prom_init_loongson_uart_base(void)
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{
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switch (mips_machtype) {
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case MACH_LOONGSON_GENERIC:
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/* The CPU provided serial port (CPU) */
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loongson_uart_base[0] = LOONGSON_REG_BASE + 0x1e0;
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break;
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case MACH_LEMOTE_FL2E:
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loongson_uart_base[0] = LOONGSON_PCIIO_BASE + 0x3f8;
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break;
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case MACH_LEMOTE_FL2F:
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case MACH_LEMOTE_LL2F:
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loongson_uart_base[0] = LOONGSON_PCIIO_BASE + 0x2f8;
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break;
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case MACH_LEMOTE_ML2F7:
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case MACH_LEMOTE_YL2F89:
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case MACH_DEXXON_GDIUM2F10:
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case MACH_LEMOTE_NAS:
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default:
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/* The CPU provided serial port (LPC) */
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loongson_uart_base[0] = LOONGSON_LIO1_BASE + 0x3f8;
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break;
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}
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_loongson_uart_base[0] =
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(unsigned long)ioremap_nocache(loongson_uart_base[0], 8);
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}
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