Release 4.9 arch/arm/mach-footbridge/netwinder-pci.c

/*
 * 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/mach-types.h>

/*
 * We now use the slot ID instead of the device identifiers to select
 * which interrupt is routed where.
 */


static int __init netwinder_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
	switch (slot) {
	case 0:  /* host bridge */
		return 0;

	case 9:  /* CyberPro */
		return IRQ_NETWINDER_VGA;

	case 10: /* DC21143 */
		return IRQ_NETWINDER_ETHER100;

	case 12: /* Winbond 553 */
		return IRQ_ISA_HARDDISK1;

	case 13: /* Winbond 89C940F */
		return IRQ_NETWINDER_ETHER10;

	default:
		printk(KERN_ERR "PCI: unknown device in slot %s\n",
			pci_name(dev));
		return 0;
	}
}

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static struct hw_pci netwinder_pci __initdata = {
	.map_irq		= netwinder_map_irq,
	.nr_controllers		= 1,
	.ops			= &dc21285_ops,
	.setup			= dc21285_setup,
	.preinit		= dc21285_preinit,
	.postinit		= dc21285_postinit,
};



static int __init netwinder_pci_init(void)
{
	if (machine_is_netwinder())
		pci_common_init(&netwinder_pci);
	return 0;
}

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subsys_initcall(netwinder_pci_init);
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Directory: arch/arm/mach-footbridge