xref: /openbmc/linux/arch/mips/cobalt/pci.c (revision 842ed298)
1 /*
2  * Register PCI controller.
3  *
4  * This file is subject to the terms and conditions of the GNU General Public
5  * License.  See the file "COPYING" in the main directory of this archive
6  * for more details.
7  *
8  * Copyright (C) 1996, 1997, 2004, 05 by Ralf Baechle (ralf@linux-mips.org)
9  * Copyright (C) 2001, 2002, 2003 by Liam Davies (ldavies@agile.tv)
10  *
11  */
12 #include <linux/init.h>
13 #include <linux/pci.h>
14 
15 #include <asm/gt64120.h>
16 
17 extern struct pci_ops gt64xxx_pci0_ops;
18 
19 static struct resource cobalt_mem_resource = {
20 	.start	= GT_DEF_PCI0_MEM0_BASE,
21 	.end	= GT_DEF_PCI0_MEM0_BASE + GT_DEF_PCI0_MEM0_SIZE - 1,
22 	.name	= "PCI memory",
23 	.flags	= IORESOURCE_MEM,
24 };
25 
26 static struct resource cobalt_io_resource = {
27 	.start	= 0x1000,
28 	.end	= 0xffffffUL,
29 	.name	= "PCI I/O",
30 	.flags	= IORESOURCE_IO,
31 };
32 
33 static struct pci_controller cobalt_pci_controller = {
34 	.pci_ops	= &gt64xxx_pci0_ops,
35 	.mem_resource	= &cobalt_mem_resource,
36 	.io_resource	= &cobalt_io_resource,
37 	.io_offset	= 0 - GT_DEF_PCI0_IO_BASE,
38 	.io_map_base	= CKSEG1ADDR(GT_DEF_PCI0_IO_BASE),
39 };
40 
41 static int __init cobalt_pci_init(void)
42 {
43 	register_pci_controller(&cobalt_pci_controller);
44 
45 	return 0;
46 }
47 
48 arch_initcall(cobalt_pci_init);
49