diff options
Diffstat (limited to 'arch/arm/mach-iop32x/iq80321-pci.c')
-rw-r--r-- | arch/arm/mach-iop32x/iq80321-pci.c | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/arch/arm/mach-iop32x/iq80321-pci.c b/arch/arm/mach-iop32x/iq80321-pci.c deleted file mode 100644 index cedc37b968b7..000000000000 --- a/arch/arm/mach-iop32x/iq80321-pci.c +++ /dev/null | |||
@@ -1,84 +0,0 @@ | |||
1 | /* | ||
2 | * arch/arm/mach-iop32x/iq80321-pci.c | ||
3 | * | ||
4 | * PCI support for the Intel IQ80321 reference board | ||
5 | * | ||
6 | * Author: Rory Bolt <rorybolt@pacbell.net> | ||
7 | * Copyright (C) 2002 Rory Bolt | ||
8 | * Copyright (C) 2004 Intel Corp. | ||
9 | * | ||
10 | * This program is free software; you can redistribute it and/or modify | ||
11 | * it under the terms of the GNU General Public License version 2 as | ||
12 | * published by the Free Software Foundation. | ||
13 | */ | ||
14 | #include <linux/kernel.h> | ||
15 | #include <linux/pci.h> | ||
16 | #include <linux/init.h> | ||
17 | #include <linux/string.h> | ||
18 | #include <linux/slab.h> | ||
19 | |||
20 | #include <asm/hardware.h> | ||
21 | #include <asm/irq.h> | ||
22 | #include <asm/mach/pci.h> | ||
23 | #include <asm/mach-types.h> | ||
24 | |||
25 | /* | ||
26 | * The following macro is used to lookup irqs in a standard table | ||
27 | * format for those systems that do not already have PCI | ||
28 | * interrupts properly routed. We assume 1 <= pin <= 4 | ||
29 | */ | ||
30 | #define PCI_IRQ_TABLE_LOOKUP(minid,maxid) \ | ||
31 | ({ int _ctl_ = -1; \ | ||
32 | unsigned int _idsel = idsel - minid; \ | ||
33 | if (_idsel <= maxid) \ | ||
34 | _ctl_ = pci_irq_table[_idsel][pin-1]; \ | ||
35 | _ctl_; }) | ||
36 | |||
37 | #define INTA IRQ_IQ80321_INTA | ||
38 | #define INTB IRQ_IQ80321_INTB | ||
39 | #define INTC IRQ_IQ80321_INTC | ||
40 | #define INTD IRQ_IQ80321_INTD | ||
41 | |||
42 | #define INTE IRQ_IQ80321_I82544 | ||
43 | |||
44 | static inline int __init | ||
45 | iq80321_map_irq(struct pci_dev *dev, u8 idsel, u8 pin) | ||
46 | { | ||
47 | static int pci_irq_table[][4] = { | ||
48 | /* | ||
49 | * PCI IDSEL/INTPIN->INTLINE | ||
50 | * A B C D | ||
51 | */ | ||
52 | {INTE, INTE, INTE, INTE}, /* Gig-E */ | ||
53 | {-1, -1, -1, -1}, /* Unused */ | ||
54 | {INTC, INTD, INTA, INTB}, /* PCI-X Slot */ | ||
55 | {-1, -1, -1, -1}, | ||
56 | }; | ||
57 | |||
58 | BUG_ON(pin < 1 || pin > 4); | ||
59 | |||
60 | // return PCI_IRQ_TABLE_LOOKUP(4, 7); | ||
61 | return pci_irq_table[idsel%4][pin-1]; | ||
62 | } | ||
63 | |||
64 | static struct hw_pci iq80321_pci __initdata = { | ||
65 | .swizzle = pci_std_swizzle, | ||
66 | .nr_controllers = 1, | ||
67 | .setup = iop3xx_pci_setup, | ||
68 | .scan = iop3xx_pci_scan_bus, | ||
69 | .preinit = iop3xx_pci_preinit, | ||
70 | .map_irq = iq80321_map_irq | ||
71 | }; | ||
72 | |||
73 | static int __init iq80321_pci_init(void) | ||
74 | { | ||
75 | if (machine_is_iq80321()) | ||
76 | pci_common_init(&iq80321_pci); | ||
77 | return 0; | ||
78 | } | ||
79 | |||
80 | subsys_initcall(iq80321_pci_init); | ||
81 | |||
82 | |||
83 | |||
84 | |||