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dd9bf78040
Move iop33x and iop32x PCI to fixed i/o mapping and remove io.h. This changes the PCI bus addresses from the cpu address to 0 based. It appears that there is translation h/w for this, but its untested. Not sure what to do with io_offset. I think it should always be 0. AFAICT, PCI setup is skipped if the ATU is already setup. Signed-off-by: Rob Herring <rob.herring@calxeda.com> Reviewed-by: Arnd Bergmann <arnd@arndb.de>
35 lines
950 B
C
35 lines
950 B
C
/*
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* arch/arm/plat-iop/setup.c
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*
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* Author: Nicolas Pitre <nico@fluxnic.net>
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* Copyright (C) 2001 MontaVista Software, Inc.
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* Copyright (C) 2004 Intel Corporation.
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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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#include <linux/mm.h>
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#include <linux/init.h>
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#include <asm/mach/map.h>
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#include <asm/hardware/iop3xx.h>
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/*
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* Standard IO mapping for all IOP3xx based systems. Note that
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* the IOP3xx OCCDR must be mapped uncached and unbuffered.
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*/
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static struct map_desc iop3xx_std_desc[] __initdata = {
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{ /* mem mapped registers */
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.virtual = IOP3XX_PERIPHERAL_VIRT_BASE,
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.pfn = __phys_to_pfn(IOP3XX_PERIPHERAL_PHYS_BASE),
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.length = IOP3XX_PERIPHERAL_SIZE,
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.type = MT_UNCACHED,
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},
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};
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void __init iop3xx_map_io(void)
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{
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iotable_init(iop3xx_std_desc, ARRAY_SIZE(iop3xx_std_desc));
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}
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