Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * linux/arch/arm/mach-shark/pci.c | |
3 | * | |
4 | * PCI bios-type initialisation for PCI machines | |
5 | * | |
6 | * Bits taken from various places. | |
7 | */ | |
8 | #include <linux/kernel.h> | |
9 | #include <linux/pci.h> | |
10 | #include <linux/init.h> | |
c04dc9a6 | 11 | #include <linux/io.h> |
cc22b4c1 | 12 | #include <video/vga.h> |
1da177e4 LT |
13 | |
14 | #include <asm/irq.h> | |
15 | #include <asm/mach/pci.h> | |
16 | #include <asm/mach-types.h> | |
17 | ||
c04dc9a6 RH |
18 | #define IO_START 0x40000000 |
19 | ||
d5341942 | 20 | static int __init shark_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) |
1da177e4 LT |
21 | { |
22 | if (dev->bus->number == 0) | |
ff4659c1 AG |
23 | if (dev->devfn == 0) |
24 | return 255; | |
25 | else | |
26 | return 11; | |
27 | else | |
28 | return 255; | |
1da177e4 LT |
29 | } |
30 | ||
31 | extern void __init via82c505_preinit(void); | |
32 | ||
33 | static struct hw_pci shark_pci __initdata = { | |
34 | .setup = via82c505_setup, | |
1da177e4 LT |
35 | .map_irq = shark_map_irq, |
36 | .nr_controllers = 1, | |
c23bfc38 | 37 | .ops = &via82c505_ops, |
1da177e4 LT |
38 | .preinit = via82c505_preinit, |
39 | }; | |
40 | ||
41 | static int __init shark_pci_init(void) | |
42 | { | |
c9d95fbe | 43 | if (!machine_is_shark()) |
9c7f4f5c | 44 | return -ENODEV; |
c9d95fbe RH |
45 | |
46 | pcibios_min_io = 0x6000; | |
47 | pcibios_min_mem = 0x50000000; | |
cc22b4c1 | 48 | vga_base = 0xe8000000; |
c9d95fbe | 49 | |
c04dc9a6 RH |
50 | pci_ioremap_io(0, IO_START); |
51 | ||
c9d95fbe RH |
52 | pci_common_init(&shark_pci); |
53 | ||
1da177e4 LT |
54 | return 0; |
55 | } | |
56 | ||
57 | subsys_initcall(shark_pci_init); |