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80 lines
2.2 KiB
80 lines
2.2 KiB
/*
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* $Id$
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*
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* ADM5120 PCI Host Controller driver
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*
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* Copyright (C) ADMtek Incorporated.
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* Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org)
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* Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
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* Copyright (C) 2007 OpenWrt.org
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#include <linux/types.h>
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#include <linux/pci.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <asm/mach-adm5120/adm5120_info.h>
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#include <asm/mach-adm5120/adm5120_defs.h>
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#include <asm/mach-adm5120/adm5120_irq.h>
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extern struct pci_ops adm5120_pci_ops;
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static struct resource pci_io_resource = {
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.name = "ADM5120 PCI I/O",
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.start = ADM5120_PCIIO_BASE,
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.end = ADM5120_PCICFG_ADDR-1,
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.flags = IORESOURCE_IO
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};
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static struct resource pci_mem_resource = {
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.name = "ADM5120 PCI MEM",
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.start = ADM5120_PCIMEM_BASE,
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.end = ADM5120_PCIIO_BASE-1,
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.flags = IORESOURCE_MEM
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};
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static struct pci_controller adm5120_controller = {
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.pci_ops = &adm5120_pci_ops,
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.io_resource = &pci_io_resource,
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.mem_resource = &pci_mem_resource,
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};
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static int __init adm5120_pci_setup(void)
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{
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int pci_bios;
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pci_bios = adm5120_has_pci();
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printk("adm5120: system has %sPCI BIOS\n", pci_bios ? "" : "no ");
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if (pci_bios == 0)
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return -1;
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/* Avoid ISA compat ranges. */
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PCIBIOS_MIN_IO = 0x00000000;
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PCIBIOS_MIN_MEM = 0x00000000;
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/* Set I/O resource limits. */
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ioport_resource.end = 0x1fffffff;
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iomem_resource.end = 0xffffffff;
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register_pci_controller(&adm5120_controller);
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return 0;
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}
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arch_initcall(adm5120_pci_setup);
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