diff options
Diffstat (limited to 'arch/arm/mach-ixp4xx/avila-pci.c')
| -rw-r--r-- | arch/arm/mach-ixp4xx/avila-pci.c | 42 |
1 files changed, 23 insertions, 19 deletions
diff --git a/arch/arm/mach-ixp4xx/avila-pci.c b/arch/arm/mach-ixp4xx/avila-pci.c index 08d65dc..845e1b5 100644 --- a/arch/arm/mach-ixp4xx/avila-pci.c +++ b/arch/arm/mach-ixp4xx/avila-pci.c @@ -22,40 +22,45 @@ #include <linux/init.h> #include <linux/irq.h> #include <linux/delay.h> - #include <asm/mach/pci.h> #include <asm/irq.h> #include <mach/hardware.h> #include <asm/mach-types.h> +#define AVILA_MAX_DEV 4 +#define LOFT_MAX_DEV 6 +#define IRQ_LINES 4 + +/* PCI controller GPIO to IRQ pin mappings */ +#define INTA 11 +#define INTB 10 +#define INTC 9 +#define INTD 8 + void __init avila_pci_preinit(void) { - set_irq_type(IRQ_AVILA_PCI_INTA, IRQ_TYPE_LEVEL_LOW); - set_irq_type(IRQ_AVILA_PCI_INTB, IRQ_TYPE_LEVEL_LOW); - set_irq_type(IRQ_AVILA_PCI_INTC, IRQ_TYPE_LEVEL_LOW); - set_irq_type(IRQ_AVILA_PCI_INTD, 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); + set_irq_type(IXP4XX_GPIO_IRQ(INTD), IRQ_TYPE_LEVEL_LOW); ixp4xx_pci_preinit(); } static int __init avila_map_irq(struct pci_dev *dev, u8 slot, u8 pin) { - static int pci_irq_table[AVILA_PCI_IRQ_LINES] = { - IRQ_AVILA_PCI_INTA, - IRQ_AVILA_PCI_INTB, - IRQ_AVILA_PCI_INTC, - IRQ_AVILA_PCI_INTD + static int pci_irq_table[IRQ_LINES] = { + IXP4XX_GPIO_IRQ(INTA), + IXP4XX_GPIO_IRQ(INTB), + IXP4XX_GPIO_IRQ(INTC), + IXP4XX_GPIO_IRQ(INTD) }; - int irq = -1; - if (slot >= 1 && - slot <= (machine_is_loft() ? LOFT_PCI_MAX_DEV : AVILA_PCI_MAX_DEV) && - pin >= 1 && pin <= AVILA_PCI_IRQ_LINES) { - irq = pci_irq_table[(slot + pin - 2) % 4]; - } + slot <= (machine_is_loft() ? LOFT_MAX_DEV : AVILA_MAX_DEV) && + pin >= 1 && pin <= IRQ_LINES) + return pci_irq_table[(slot + pin - 2) % 4]; - return irq; + return -1; } struct hw_pci avila_pci __initdata = { @@ -75,4 +80,3 @@ int __init avila_pci_init(void) } subsys_initcall(avila_pci_init); - |
