1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * fixup-tb0226.c, The TANBAC TB0226 specific PCI fixups.
4 *
5 * Copyright (C) 2002-2005 Yoichi Yuasa <yuasa@linux-mips.org>
6 */
7 #include <linux/init.h>
8 #include <linux/pci.h>
9
10 #include <asm/vr41xx/giu.h>
11 #include <asm/vr41xx/tb0226.h>
12
pcibios_map_irq(const struct pci_dev * dev,u8 slot,u8 pin)13 int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
14 {
15 int irq = -1;
16
17 switch (slot) {
18 case 12:
19 vr41xx_set_irq_trigger(GD82559_1_PIN,
20 IRQ_TRIGGER_LEVEL,
21 IRQ_SIGNAL_THROUGH);
22 vr41xx_set_irq_level(GD82559_1_PIN, IRQ_LEVEL_LOW);
23 irq = GD82559_1_IRQ;
24 break;
25 case 13:
26 vr41xx_set_irq_trigger(GD82559_2_PIN,
27 IRQ_TRIGGER_LEVEL,
28 IRQ_SIGNAL_THROUGH);
29 vr41xx_set_irq_level(GD82559_2_PIN, IRQ_LEVEL_LOW);
30 irq = GD82559_2_IRQ;
31 break;
32 case 14:
33 switch (pin) {
34 case 1:
35 vr41xx_set_irq_trigger(UPD720100_INTA_PIN,
36 IRQ_TRIGGER_LEVEL,
37 IRQ_SIGNAL_THROUGH);
38 vr41xx_set_irq_level(UPD720100_INTA_PIN,
39 IRQ_LEVEL_LOW);
40 irq = UPD720100_INTA_IRQ;
41 break;
42 case 2:
43 vr41xx_set_irq_trigger(UPD720100_INTB_PIN,
44 IRQ_TRIGGER_LEVEL,
45 IRQ_SIGNAL_THROUGH);
46 vr41xx_set_irq_level(UPD720100_INTB_PIN,
47 IRQ_LEVEL_LOW);
48 irq = UPD720100_INTB_IRQ;
49 break;
50 case 3:
51 vr41xx_set_irq_trigger(UPD720100_INTC_PIN,
52 IRQ_TRIGGER_LEVEL,
53 IRQ_SIGNAL_THROUGH);
54 vr41xx_set_irq_level(UPD720100_INTC_PIN,
55 IRQ_LEVEL_LOW);
56 irq = UPD720100_INTC_IRQ;
57 break;
58 default:
59 break;
60 }
61 break;
62 default:
63 break;
64 }
65
66 return irq;
67 }
68
69 /* Do platform specific device initialization at pci_enable_device() time */
pcibios_plat_dev_init(struct pci_dev * dev)70 int pcibios_plat_dev_init(struct pci_dev *dev)
71 {
72 return 0;
73 }
74