diff options
Diffstat (limited to 'arch/mips/pci/fixup-wrppmc.c')
| -rw-r--r-- | arch/mips/pci/fixup-wrppmc.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/mips/pci/fixup-wrppmc.c b/arch/mips/pci/fixup-wrppmc.c new file mode 100644 index 000000000000..3357c1300bb1 --- /dev/null +++ b/arch/mips/pci/fixup-wrppmc.c @@ -0,0 +1,37 @@ +/* + * fixup-wrppmc.c: PPMC board specific PCI fixup + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2006, Wind River Inc. Rongkai.zhan (rongkai.zhan@windriver.com) + */ +#include <linux/init.h> +#include <linux/pci.h> +#include <asm/gt64120.h> + +/* PCI interrupt pins */ +#define PCI_INTA 1 +#define PCI_INTB 2 +#define PCI_INTC 3 +#define PCI_INTD 4 + +#define PCI_SLOT_MAXNR 32 /* Each PCI bus has 32 physical slots */ + +static char pci_irq_tab[PCI_SLOT_MAXNR][5] __initdata = { + /* 0 INTA INTB INTC INTD */ + [0] = {0, 0, 0, 0, 0}, /* Slot 0: GT64120 PCI bridge */ + [6] = {0, WRPPMC_PCI_INTA_IRQ, 0, 0, 0}, +}; + +int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +{ + return pci_irq_tab[slot][pin]; +} + +/* Do platform specific device initialization at pci_enable_device() time */ +int pcibios_plat_dev_init(struct pci_dev *dev) +{ + return 0; +} |