Viewing file:  netwinder-pci.c (1.53 KB) -rw-r--r--
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/*
* linux/arch/arm/mach-footbridge/netwinder-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/hardware/dec21285.h>
/* netwinder host-specific stuff */
static int __init netwinder_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
#define DEV(v,d) ((v)<<16|(d))
switch (DEV(dev->vendor, dev->device)) {
case DEV(PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_21142):
case DEV(PCI_VENDOR_ID_NCR, PCI_DEVICE_ID_NCR_53C885):
case DEV(PCI_VENDOR_ID_NCR, PCI_DEVICE_ID_NCR_YELLOWFIN):
return IRQ_NETWINDER_ETHER100;
case DEV(PCI_VENDOR_ID_WINBOND2, 0x5a5a):
return IRQ_NETWINDER_ETHER10;
case DEV(PCI_VENDOR_ID_WINBOND, PCI_DEVICE_ID_WINBOND_83C553):
return 0;
case DEV(PCI_VENDOR_ID_WINBOND, PCI_DEVICE_ID_WINBOND_82C105):
return IRQ_ISA_HARDDISK1;
case DEV(PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_2000):
case DEV(PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_2010):
case DEV(PCI_VENDOR_ID_INTERG, PCI_DEVICE_ID_INTERG_5000):
return IRQ_NETWINDER_VGA;
case DEV(PCI_VENDOR_ID_DEC, PCI_DEVICE_ID_DEC_21285):
return 0;
default:
printk(KERN_ERR "PCI: %02X:%02X [%04X:%04X] unknown device\n",
dev->bus->number, dev->devfn,
dev->vendor, dev->device);
return 0;
}
}
struct hw_pci netwinder_pci __initdata = {
setup_resources: dc21285_setup_resources,
init: dc21285_init,
mem_offset: DC21285_PCI_MEM,
swizzle: no_swizzle,
map_irq: netwinder_map_irq,
};
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