acrn-kernel/arch/mips/pci/fixup-tb0287.c

53 lines
941 B
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* fixup-tb0287.c, The TANBAC TB0287 specific PCI fixups.
*
* Copyright (C) 2005 Yoichi Yuasa <yuasa@linux-mips.org>
*/
#include <linux/init.h>
#include <linux/pci.h>
#include <asm/vr41xx/tb0287.h>
int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
unsigned char bus;
int irq = -1;
bus = dev->bus->number;
if (bus == 0) {
switch (slot) {
case 16:
irq = TB0287_SM501_IRQ;
break;
case 17:
irq = TB0287_SIL680A_IRQ;
break;
default:
break;
}
} else if (bus == 1) {
switch (PCI_SLOT(dev->devfn)) {
case 0:
irq = TB0287_PCI_SLOT_IRQ;
break;
case 2:
case 3:
irq = TB0287_RTL8110_IRQ;
break;
default:
break;
}
} else if (bus > 1) {
irq = TB0287_PCI_SLOT_IRQ;
}
return irq;
}
/* Do platform specific device initialization at pci_enable_device() time */
int pcibios_plat_dev_init(struct pci_dev *dev)
{
return 0;
}