| /* |
| * linux/arch/arm/mach-footbridge/ebsa285-pci.c |
| * |
| * PCI bios-type initialisation for PCI machines |
| * |
| * Bits taken from various places. |
| */ |
| #include <linux/kernel.h> |
| #include <linux/pci.h> |
| #include <linux/init.h> |
| |
| #include <asm/irq.h> |
| #include <asm/mach/pci.h> |
| #include <asm/mach-types.h> |
| |
| static int irqmap_ebsa285[] __initdata = { IRQ_IN3, IRQ_IN1, IRQ_IN0, IRQ_PCI }; |
| |
| static int __init ebsa285_map_irq(struct pci_dev *dev, u8 slot, u8 pin) |
| { |
| if (dev->vendor == PCI_VENDOR_ID_CONTAQ && |
| dev->device == PCI_DEVICE_ID_CONTAQ_82C693) |
| switch (PCI_FUNC(dev->devfn)) { |
| case 1: return 14; |
| case 2: return 15; |
| case 3: return 12; |
| } |
| |
| return irqmap_ebsa285[(slot + pin) & 3]; |
| } |
| |
| static struct hw_pci ebsa285_pci __initdata = { |
| .swizzle = pci_std_swizzle, |
| .map_irq = ebsa285_map_irq, |
| .nr_controllers = 1, |
| .setup = dc21285_setup, |
| .scan = dc21285_scan_bus, |
| .preinit = dc21285_preinit, |
| .postinit = dc21285_postinit, |
| }; |
| |
| static int __init ebsa285_init_pci(void) |
| { |
| if (machine_is_ebsa285()) |
| pci_common_init(&ebsa285_pci); |
| return 0; |
| } |
| |
| subsys_initcall(ebsa285_init_pci); |