diff options
Diffstat (limited to 'arch/mips/pci/pci-ddb5074.c')
-rw-r--r-- | arch/mips/pci/pci-ddb5074.c | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/arch/mips/pci/pci-ddb5074.c b/arch/mips/pci/pci-ddb5074.c deleted file mode 100644 index 73f9cee..0000000 --- a/arch/mips/pci/pci-ddb5074.c +++ /dev/null @@ -1,79 +0,0 @@ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/pci.h> - -#include <asm/debug.h> - -#include <asm/ddb5xxx/ddb5xxx.h> - -static struct resource extpci_io_resource = { - "pci IO space", - 0x1000, /* leave some room for ISA bus */ - DDB_PCI_IO_SIZE - 1, - IORESOURCE_IO -}; - -static struct resource extpci_mem_resource = { - "pci memory space", - DDB_PCI_MEM_BASE + 0x00100000, /* leave 1 MB for RTC */ - DDB_PCI_MEM_BASE + DDB_PCI_MEM_SIZE - 1, - IORESOURCE_MEM -}; - -extern struct pci_ops ddb5476_ext_pci_ops; - -struct pci_controller ddb5476_controller = { - .pci_ops = &ddb5476_ext_pci_ops, - .io_resource = &extpci_io_resource, - .mem_resource = &extpci_mem_resource, -}; - -#define PCI_EXT_INTA 8 -#define PCI_EXT_INTB 9 -#define PCI_EXT_INTC 10 -#define PCI_EXT_INTD 11 -#define PCI_EXT_INTE 12 - -#define MAX_SLOT_NUM 14 - -static unsigned char irq_map[MAX_SLOT_NUM] = { - [ 0] = nile4_to_irq(PCI_EXT_INTE), - [ 1] = nile4_to_irq(PCI_EXT_INTA), - [ 2] = nile4_to_irq(PCI_EXT_INTA), - [ 3] = nile4_to_irq(PCI_EXT_INTB), - [ 4] = nile4_to_irq(PCI_EXT_INTC), - [ 5] = nile4_to_irq(NILE4_INT_UART), - [10] = nile4_to_irq(PCI_EXT_INTE), - [13] = nile4_to_irq(PCI_EXT_INTE), -}; - -int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin) -{ - return irq_map[slot]; -} - -/* Do platform specific device initialization at pci_enable_device() time */ -int pcibios_plat_dev_init(struct pci_dev *dev) -{ - return 0; -} - -void __init ddb_pci_reset_bus(void) -{ - u32 temp; - - /* - * I am not sure about the "official" procedure, the following - * steps work as far as I know: - * We first set PCI cold reset bit (bit 31) in PCICTRL-H. - * Then we clear the PCI warm reset bit (bit 30) to 0 in PCICTRL-H. - * The same is true for both PCI channels. - */ - temp = ddb_in32(DDB_PCICTRL + 4); - temp |= 0x80000000; - ddb_out32(DDB_PCICTRL + 4, temp); - temp &= ~0xc0000000; - ddb_out32(DDB_PCICTRL + 4, temp); - -} |