mirror of https://gitee.com/openkylin/linux.git
93 lines
2.7 KiB
C
93 lines
2.7 KiB
C
/*
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* Copyright (C) 1999,2000 Arm Limited
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* Copyright (C) 2000 Deep Blue Solutions Ltd
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* Copyright (C) 2002 Shane Nay (shane@minirl.com)
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* Copyright 2004-2005 Freescale Semiconductor, Inc. All Rights Reserved.
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* - add MXC specific definitions
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* Copyright 2006 Motorola, Inc.
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/mm.h>
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#include <linux/init.h>
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#include <mach/hardware.h>
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#include <mach/common.h>
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#include <asm/pgtable.h>
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#include <asm/mach/map.h>
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/*
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* This structure defines the MXC memory map.
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*/
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static struct map_desc mxc_io_desc[] __initdata = {
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{
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.virtual = MXC91231_L2CC_BASE_ADDR_VIRT,
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.pfn = __phys_to_pfn(MXC91231_L2CC_BASE_ADDR),
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.length = MXC91231_L2CC_SIZE,
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.type = MT_DEVICE,
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}, {
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.virtual = MXC91231_X_MEMC_BASE_ADDR_VIRT,
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.pfn = __phys_to_pfn(MXC91231_X_MEMC_BASE_ADDR),
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.length = MXC91231_X_MEMC_SIZE,
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.type = MT_DEVICE,
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}, {
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.virtual = MXC91231_ROMP_BASE_ADDR_VIRT,
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.pfn = __phys_to_pfn(MXC91231_ROMP_BASE_ADDR),
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.length = MXC91231_ROMP_SIZE,
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.type = MT_DEVICE,
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}, {
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.virtual = MXC91231_AVIC_BASE_ADDR_VIRT,
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.pfn = __phys_to_pfn(MXC91231_AVIC_BASE_ADDR),
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.length = MXC91231_AVIC_SIZE,
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.type = MT_DEVICE,
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}, {
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.virtual = MXC91231_AIPS1_BASE_ADDR_VIRT,
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.pfn = __phys_to_pfn(MXC91231_AIPS1_BASE_ADDR),
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.length = MXC91231_AIPS1_SIZE,
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.type = MT_DEVICE,
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}, {
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.virtual = MXC91231_SPBA0_BASE_ADDR_VIRT,
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.pfn = __phys_to_pfn(MXC91231_SPBA0_BASE_ADDR),
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.length = MXC91231_SPBA0_SIZE,
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.type = MT_DEVICE,
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}, {
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.virtual = MXC91231_SPBA1_BASE_ADDR_VIRT,
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.pfn = __phys_to_pfn(MXC91231_SPBA1_BASE_ADDR),
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.length = MXC91231_SPBA1_SIZE,
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.type = MT_DEVICE,
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}, {
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.virtual = MXC91231_AIPS2_BASE_ADDR_VIRT,
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.pfn = __phys_to_pfn(MXC91231_AIPS2_BASE_ADDR),
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.length = MXC91231_AIPS2_SIZE,
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.type = MT_DEVICE,
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},
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};
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/*
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* This function initializes the memory map. It is called during the
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* system startup to create static physical to virtual memory map for
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* the IO modules.
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*/
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void __init mxc91231_map_io(void)
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{
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mxc_set_cpu_type(MXC_CPU_MXC91231);
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iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc));
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}
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int mxc91231_register_gpios(void);
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void __init mxc91231_init_irq(void)
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{
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mxc91231_register_gpios();
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mxc_init_irq(MXC91231_IO_ADDRESS(MXC91231_AVIC_BASE_ADDR));
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}
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