/* * 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);