1 /*
2 * fixup-tb0226.c, The TANBAC TB0226 specific PCI fixups.
3 *
4 * Copyright (C) 2002-2005 Yoichi Yuasa <yuasa@linux-mips.org>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20 #include <linux/init.h>
21 #include <linux/pci.h>
22
23 #include <asm/vr41xx/giu.h>
24 #include <asm/vr41xx/tb0226.h>
25
pcibios_map_irq(const struct pci_dev * dev,u8 slot,u8 pin)26 int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
27 {
28 int irq = -1;
29
30 switch (slot) {
31 case 12:
32 vr41xx_set_irq_trigger(GD82559_1_PIN,
33 IRQ_TRIGGER_LEVEL,
34 IRQ_SIGNAL_THROUGH);
35 vr41xx_set_irq_level(GD82559_1_PIN, IRQ_LEVEL_LOW);
36 irq = GD82559_1_IRQ;
37 break;
38 case 13:
39 vr41xx_set_irq_trigger(GD82559_2_PIN,
40 IRQ_TRIGGER_LEVEL,
41 IRQ_SIGNAL_THROUGH);
42 vr41xx_set_irq_level(GD82559_2_PIN, IRQ_LEVEL_LOW);
43 irq = GD82559_2_IRQ;
44 break;
45 case 14:
46 switch (pin) {
47 case 1:
48 vr41xx_set_irq_trigger(UPD720100_INTA_PIN,
49 IRQ_TRIGGER_LEVEL,
50 IRQ_SIGNAL_THROUGH);
51 vr41xx_set_irq_level(UPD720100_INTA_PIN,
52 IRQ_LEVEL_LOW);
53 irq = UPD720100_INTA_IRQ;
54 break;
55 case 2:
56 vr41xx_set_irq_trigger(UPD720100_INTB_PIN,
57 IRQ_TRIGGER_LEVEL,
58 IRQ_SIGNAL_THROUGH);
59 vr41xx_set_irq_level(UPD720100_INTB_PIN,
60 IRQ_LEVEL_LOW);
61 irq = UPD720100_INTB_IRQ;
62 break;
63 case 3:
64 vr41xx_set_irq_trigger(UPD720100_INTC_PIN,
65 IRQ_TRIGGER_LEVEL,
66 IRQ_SIGNAL_THROUGH);
67 vr41xx_set_irq_level(UPD720100_INTC_PIN,
68 IRQ_LEVEL_LOW);
69 irq = UPD720100_INTC_IRQ;
70 break;
71 default:
72 break;
73 }
74 break;
75 default:
76 break;
77 }
78
79 return irq;
80 }
81
82 /* Do platform specific device initialization at pci_enable_device() time */
pcibios_plat_dev_init(struct pci_dev * dev)83 int pcibios_plat_dev_init(struct pci_dev *dev)
84 {
85 return 0;
86 }
87