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1 | /* |
2 | * arch/arch/mach-ixp4xx/wg302v2-pci.c | |
3 | * | |
4 | * PCI setup routines for the Netgear WG302 v2 and WAG302 v2 | |
5 | * | |
6 | * Copyright (C) 2007 Imre Kaloz <kaloz@openwrt.org> | |
7 | * | |
8 | * based on coyote-pci.c: | |
9 | * Copyright (C) 2002 Jungo Software Technologies. | |
10 | * Copyright (C) 2003 MontaVista Software, Inc. | |
11 | * | |
12 | * Maintainer: Imre Kaloz <kaloz@openwrt.org> | |
13 | * | |
14 | * This program is free software; you can redistribute it and/or modify | |
15 | * it under the terms of the GNU General Public License version 2 as | |
16 | * published by the Free Software Foundation. | |
17 | * | |
18 | */ | |
19 | ||
20 | #include <linux/kernel.h> | |
21 | #include <linux/pci.h> | |
22 | #include <linux/init.h> | |
23 | #include <linux/irq.h> | |
24 | ||
25 | #include <asm/mach-types.h> | |
a09e64fb | 26 | #include <mach/hardware.h> |
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27 | |
28 | #include <asm/mach/pci.h> | |
29 | ||
30 | void __init wg302v2_pci_preinit(void) | |
31 | { | |
6845664a TG |
32 | irq_set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_LEVEL_LOW); |
33 | irq_set_irq_type(IRQ_IXP4XX_GPIO9, IRQ_TYPE_LEVEL_LOW); | |
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34 | |
35 | ixp4xx_pci_preinit(); | |
36 | } | |
37 | ||
d5341942 | 38 | static int __init wg302v2_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) |
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39 | { |
40 | if (slot == 1) | |
41 | return IRQ_IXP4XX_GPIO8; | |
42 | else if (slot == 2) | |
43 | return IRQ_IXP4XX_GPIO9; | |
44 | else return -1; | |
45 | } | |
46 | ||
47 | struct hw_pci wg302v2_pci __initdata = { | |
48 | .nr_controllers = 1, | |
c23bfc38 | 49 | .ops = &ixp4xx_ops, |
dcdeeb21 | 50 | .preinit = wg302v2_pci_preinit, |
dcdeeb21 | 51 | .setup = ixp4xx_setup, |
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52 | .map_irq = wg302v2_map_irq, |
53 | }; | |
54 | ||
55 | int __init wg302v2_pci_init(void) | |
56 | { | |
57 | if (machine_is_wg302v2()) | |
58 | pci_common_init(&wg302v2_pci); | |
59 | return 0; | |
60 | } | |
61 | ||
62 | subsys_initcall(wg302v2_pci_init); |