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Diffstat (limited to 'arch/arm/mach-ixp4xx/fsg-pci.c')
-rw-r--r--arch/arm/mach-ixp4xx/fsg-pci.c31
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 ca12a9ca083..5a810c93062 100644
--- a/arch/arm/mach-ixp4xx/fsg-pci.c
+++ b/arch/arm/mach-ixp4xx/fsg-pci.c
@@ -19,33 +19,38 @@
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/irq.h>
-
#include <asm/mach/pci.h>
#include <asm/mach-types.h>
+#define MAX_DEV 3
+#define IRQ_LINES 3
+
+/* PCI controller GPIO to IRQ pin mappings */
+#define INTA 6
+#define INTB 7
+#define INTC 5
+
void __init fsg_pci_preinit(void)
{
- set_irq_type(IRQ_FSG_PCI_INTA, IRQ_TYPE_LEVEL_LOW);
- set_irq_type(IRQ_FSG_PCI_INTB, IRQ_TYPE_LEVEL_LOW);
- set_irq_type(IRQ_FSG_PCI_INTC, IRQ_TYPE_LEVEL_LOW);
-
+ set_irq_type(IXP4XX_GPIO_IRQ(INTA), IRQ_TYPE_LEVEL_LOW);
+ set_irq_type(IXP4XX_GPIO_IRQ(INTB), IRQ_TYPE_LEVEL_LOW);
+ set_irq_type(IXP4XX_GPIO_IRQ(INTC), IRQ_TYPE_LEVEL_LOW);
ixp4xx_pci_preinit();
}
static int __init fsg_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
- static int pci_irq_table[FSG_PCI_IRQ_LINES] = {
- IRQ_FSG_PCI_INTC,
- IRQ_FSG_PCI_INTB,
- IRQ_FSG_PCI_INTA,
+ static int pci_irq_table[IRQ_LINES] = {
+ IXP4XX_GPIO_IRQ(INTC),
+ IXP4XX_GPIO_IRQ(INTB),
+ IXP4XX_GPIO_IRQ(INTA),
};
int irq = -1;
- slot = slot - 11;
+ slot -= 11;
- if (slot >= 1 && slot <= FSG_PCI_MAX_DEV &&
- pin >= 1 && pin <= FSG_PCI_IRQ_LINES)
- irq = pci_irq_table[(slot - 1)];
+ if (slot >= 1 && slot <= MAX_DEV && pin >= 1 && pin <= IRQ_LINES)
+ irq = pci_irq_table[slot - 1];
printk(KERN_INFO "%s: Mapped slot %d pin %d to IRQ %d\n",
__func__, slot, pin, irq);