ARM: footbridge: convert to clockevents/clocksource
[linux-3.10.git] / arch / arm / mach-footbridge / netwinder-pci.c
1 /*
2  * linux/arch/arm/mach-footbridge/netwinder-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>
11
12 #include <asm/irq.h>
13 #include <asm/mach/pci.h>
14 #include <asm/mach-types.h>
15
16 /*
17  * We now use the slot ID instead of the device identifiers to select
18  * which interrupt is routed where.
19  */
20 static int __init netwinder_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
21 {
22         switch (slot) {
23         case 0:  /* host bridge */
24                 return 0;
25
26         case 9:  /* CyberPro */
27                 return IRQ_NETWINDER_VGA;
28
29         case 10: /* DC21143 */
30                 return IRQ_NETWINDER_ETHER100;
31
32         case 12: /* Winbond 553 */
33                 return IRQ_ISA_HARDDISK1;
34
35         case 13: /* Winbond 89C940F */
36                 return IRQ_NETWINDER_ETHER10;
37
38         default:
39                 printk(KERN_ERR "PCI: unknown device in slot %s\n",
40                         pci_name(dev));
41                 return 0;
42         }
43 }
44
45 static struct hw_pci netwinder_pci __initdata = {
46         .swizzle                = pci_std_swizzle,
47         .map_irq                = netwinder_map_irq,
48         .nr_controllers         = 1,
49         .setup                  = dc21285_setup,
50         .scan                   = dc21285_scan_bus,
51         .preinit                = dc21285_preinit,
52         .postinit               = dc21285_postinit,
53 };
54
55 static int __init netwinder_pci_init(void)
56 {
57         if (machine_is_netwinder())
58                 pci_common_init(&netwinder_pci);
59         return 0;
60 }
61
62 subsys_initcall(netwinder_pci_init);