Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * arch/sh/drivers/pci/ops-snapgear.c |
| 3 | * |
| 4 | * Author: David McCullough <davidm@snapgear.com> |
Paul Mundt | 959f85f | 2006-09-27 16:43:28 +0900 | [diff] [blame] | 5 | * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6 | * Ported to new API by Paul Mundt <lethal@linux-sh.org> |
| 7 | * |
| 8 | * Highly leveraged from pci-bigsur.c, written by Dustin McIntire. |
| 9 | * |
| 10 | * May be copied or modified under the terms of the GNU General Public |
| 11 | * License. See linux/COPYING for more information. |
| 12 | * |
| 13 | * PCI initialization for the SnapGear boards |
| 14 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 15 | #include <linux/kernel.h> |
| 16 | #include <linux/types.h> |
| 17 | #include <linux/init.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 18 | #include <linux/pci.h> |
Paul Mundt | 58796ce | 2012-05-18 17:42:29 +0900 | [diff] [blame] | 19 | #include <linux/sh_intc.h> |
Paul Mundt | 959f85f | 2006-09-27 16:43:28 +0900 | [diff] [blame] | 20 | #include "pci-sh4.h" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 21 | |
Ralf Baechle | d534194 | 2011-06-10 15:30:21 +0100 | [diff] [blame] | 22 | int __init pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | { |
| 24 | int irq = -1; |
| 25 | |
| 26 | switch (slot) { |
| 27 | case 8: /* the PCI bridge */ break; |
Paul Mundt | 58796ce | 2012-05-18 17:42:29 +0900 | [diff] [blame] | 28 | case 11: irq = evt2irq(0x300); break; /* USB */ |
| 29 | case 12: irq = evt2irq(0x360); break; /* PCMCIA */ |
| 30 | case 13: irq = evt2irq(0x2a0); break; /* eth0 */ |
| 31 | case 14: irq = evt2irq(0x300); break; /* eth1 */ |
| 32 | case 15: irq = evt2irq(0x360); break; /* safenet (unused) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 33 | } |
| 34 | |
| 35 | printk("PCI: Mapping SnapGear IRQ for slot %d, pin %c to irq %d\n", |
| 36 | slot, pin - 1 + 'A', irq); |
| 37 | |
| 38 | return irq; |
| 39 | } |