| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * arch/sh/drivers/pci/ops-snapgear.c |
| * |
| * Author: David McCullough <davidm@snapgear.com> |
| * |
| * Ported to new API by Paul Mundt <lethal@linux-sh.org> |
| * |
| * Highly leveraged from pci-bigsur.c, written by Dustin McIntire. |
| * |
| * PCI initialization for the SnapGear boards |
| */ |
| #include <linux/kernel.h> |
| #include <linux/types.h> |
| #include <linux/init.h> |
| #include <linux/pci.h> |
| #include <linux/sh_intc.h> |
| #include "pci-sh4.h" |
| |
| int pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) |
| { |
| int irq = -1; |
| |
| switch (slot) { |
| case 8: /* the PCI bridge */ break; |
| case 11: irq = evt2irq(0x300); break; /* USB */ |
| case 12: irq = evt2irq(0x360); break; /* PCMCIA */ |
| case 13: irq = evt2irq(0x2a0); break; /* eth0 */ |
| case 14: irq = evt2irq(0x300); break; /* eth1 */ |
| case 15: irq = evt2irq(0x360); break; /* safenet (unused) */ |
| } |
| |
| printk("PCI: Mapping SnapGear IRQ for slot %d, pin %c to irq %d\n", |
| slot, pin - 1 + 'A', irq); |
| |
| return irq; |
| } |
