Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
f30c2269 | 2 | * arch/arm/mach-ixp4xx/ixdpg425-pci.c |
1da177e4 LT |
3 | * |
4 | * PCI setup routines for Intel IXDPG425 Platform | |
5 | * | |
6 | * Copyright (C) 2004 MontaVista Softwrae, Inc. | |
7 | * | |
8 | * Maintainer: Deepak Saxena <dsaxena@plexity.net> | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License version 2 as | |
12 | * published by the Free Software Foundation. | |
13 | * | |
14 | */ | |
15 | ||
16 | #include <linux/kernel.h> | |
17 | #include <linux/pci.h> | |
18 | #include <linux/init.h> | |
698dfe2b | 19 | #include <linux/irq.h> |
1da177e4 LT |
20 | |
21 | #include <asm/mach-types.h> | |
be509729 | 22 | #include <asm/arch/hardware.h> |
1da177e4 LT |
23 | |
24 | #include <asm/mach/pci.h> | |
25 | ||
1da177e4 LT |
26 | void __init ixdpg425_pci_preinit(void) |
27 | { | |
6cab4860 DB |
28 | set_irq_type(IRQ_IXP4XX_GPIO6, IRQ_TYPE_LEVEL_LOW); |
29 | set_irq_type(IRQ_IXP4XX_GPIO7, IRQ_TYPE_LEVEL_LOW); | |
1da177e4 | 30 | |
1da177e4 LT |
31 | ixp4xx_pci_preinit(); |
32 | } | |
33 | ||
34 | static int __init ixdpg425_map_irq(struct pci_dev *dev, u8 slot, u8 pin) | |
35 | { | |
36 | if (slot == 12 || slot == 13) | |
37 | return IRQ_IXP4XX_GPIO7; | |
38 | else if (slot == 14) | |
39 | return IRQ_IXP4XX_GPIO6; | |
40 | else return -1; | |
41 | } | |
42 | ||
43 | struct hw_pci ixdpg425_pci __initdata = { | |
44 | .nr_controllers = 1, | |
45 | .preinit = ixdpg425_pci_preinit, | |
46 | .swizzle = pci_std_swizzle, | |
47 | .setup = ixp4xx_setup, | |
48 | .scan = ixp4xx_scan_bus, | |
49 | .map_irq = ixdpg425_map_irq, | |
50 | }; | |
51 | ||
52 | int __init ixdpg425_pci_init(void) | |
53 | { | |
54 | if (machine_is_ixdpg425()) | |
55 | pci_common_init(&ixdpg425_pci); | |
56 | return 0; | |
57 | } | |
58 | ||
59 | subsys_initcall(ixdpg425_pci_init); |