diff options
Diffstat (limited to 'arch/arm/mach-ixp4xx/fsg-pci.c')
-rw-r--r-- | arch/arm/mach-ixp4xx/fsg-pci.c | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/arch/arm/mach-ixp4xx/fsg-pci.c b/arch/arm/mach-ixp4xx/fsg-pci.c index ca12a9ca0830..5a810c930624 100644 --- a/arch/arm/mach-ixp4xx/fsg-pci.c +++ b/arch/arm/mach-ixp4xx/fsg-pci.c | |||
@@ -19,33 +19,38 @@ | |||
19 | #include <linux/pci.h> | 19 | #include <linux/pci.h> |
20 | #include <linux/init.h> | 20 | #include <linux/init.h> |
21 | #include <linux/irq.h> | 21 | #include <linux/irq.h> |
22 | |||
23 | #include <asm/mach/pci.h> | 22 | #include <asm/mach/pci.h> |
24 | #include <asm/mach-types.h> | 23 | #include <asm/mach-types.h> |
25 | 24 | ||
25 | #define MAX_DEV 3 | ||
26 | #define IRQ_LINES 3 | ||
27 | |||
28 | /* PCI controller GPIO to IRQ pin mappings */ | ||
29 | #define INTA 6 | ||
30 | #define INTB 7 | ||
31 | #define INTC 5 | ||
32 | |||
26 | void __init fsg_pci_preinit(void) | 33 | void __init fsg_pci_preinit(void) |
27 | { | 34 | { |
28 | set_irq_type(IRQ_FSG_PCI_INTA, IRQ_TYPE_LEVEL_LOW); | 35 | set_irq_type(IXP4XX_GPIO_IRQ(INTA), IRQ_TYPE_LEVEL_LOW); |
29 | set_irq_type(IRQ_FSG_PCI_INTB, IRQ_TYPE_LEVEL_LOW); | 36 | set_irq_type(IXP4XX_GPIO_IRQ(INTB), IRQ_TYPE_LEVEL_LOW); |
30 | set_irq_type(IRQ_FSG_PCI_INTC, IRQ_TYPE_LEVEL_LOW); | 37 | set_irq_type(IXP4XX_GPIO_IRQ(INTC), IRQ_TYPE_LEVEL_LOW); |
31 | |||
32 | ixp4xx_pci_preinit(); | 38 | ixp4xx_pci_preinit(); |
33 | } | 39 | } |
34 | 40 | ||
35 | static int __init fsg_map_irq(struct pci_dev *dev, u8 slot, u8 pin) | 41 | static int __init fsg_map_irq(struct pci_dev *dev, u8 slot, u8 pin) |
36 | { | 42 | { |
37 | static int pci_irq_table[FSG_PCI_IRQ_LINES] = { | 43 | static int pci_irq_table[IRQ_LINES] = { |
38 | IRQ_FSG_PCI_INTC, | 44 | IXP4XX_GPIO_IRQ(INTC), |
39 | IRQ_FSG_PCI_INTB, | 45 | IXP4XX_GPIO_IRQ(INTB), |
40 | IRQ_FSG_PCI_INTA, | 46 | IXP4XX_GPIO_IRQ(INTA), |
41 | }; | 47 | }; |
42 | 48 | ||
43 | int irq = -1; | 49 | int irq = -1; |
44 | slot = slot - 11; | 50 | slot -= 11; |
45 | 51 | ||
46 | if (slot >= 1 && slot <= FSG_PCI_MAX_DEV && | 52 | if (slot >= 1 && slot <= MAX_DEV && pin >= 1 && pin <= IRQ_LINES) |
47 | pin >= 1 && pin <= FSG_PCI_IRQ_LINES) | 53 | irq = pci_irq_table[slot - 1]; |
48 | irq = pci_irq_table[(slot - 1)]; | ||
49 | printk(KERN_INFO "%s: Mapped slot %d pin %d to IRQ %d\n", | 54 | printk(KERN_INFO "%s: Mapped slot %d pin %d to IRQ %d\n", |
50 | __func__, slot, pin, irq); | 55 | __func__, slot, pin, irq); |
51 | 56 | ||