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Diffstat (limited to 'arch/mips/pci/pci-ddb5477.c')
-rw-r--r--arch/mips/pci/pci-ddb5477.c207
1 files changed, 0 insertions, 207 deletions
diff --git a/arch/mips/pci/pci-ddb5477.c b/arch/mips/pci/pci-ddb5477.c
deleted file mode 100644
index d071bc375b11..000000000000
--- a/arch/mips/pci/pci-ddb5477.c
+++ /dev/null
@@ -1,207 +0,0 @@
-/*
- * PCI code for DDB5477.
- *
- * Copyright (C) 2001 MontaVista Software Inc.
- * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
- *
- * Copyright (C) 2004 by Ralf Baechle (ralf@linux-mips.org)
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- */
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/pci.h>
-
-#include <asm/bootinfo.h>
-#include <asm/debug.h>
-
-#include <asm/ddb5xxx/ddb5xxx.h>
-
-static struct resource extpci_io_resource = {
- .start = DDB_PCI0_IO_BASE - DDB_PCI_IO_BASE + 0x4000,
- .end = DDB_PCI0_IO_BASE - DDB_PCI_IO_BASE + DDB_PCI0_IO_SIZE - 1,
- .name = "ext pci IO space",
- .flags = IORESOURCE_IO
-};
-
-static struct resource extpci_mem_resource = {
- .start = DDB_PCI0_MEM_BASE + 0x100000,
- .end = DDB_PCI0_MEM_BASE + DDB_PCI0_MEM_SIZE - 1,
- .name = "ext pci memory space",
- .flags = IORESOURCE_MEM
-};
-
-static struct resource iopci_io_resource = {
- .start = DDB_PCI1_IO_BASE - DDB_PCI_IO_BASE,
- .end = DDB_PCI1_IO_BASE - DDB_PCI_IO_BASE + DDB_PCI1_IO_SIZE - 1,
- .name = "io pci IO space",
- .flags = IORESOURCE_IO
-};
-
-static struct resource iopci_mem_resource = {
- .start = DDB_PCI1_MEM_BASE,
- .end = DDB_PCI1_MEM_BASE + DDB_PCI1_MEM_SIZE - 1,
- .name = "ext pci memory space",
- .flags = IORESOURCE_MEM
-};
-
-extern struct pci_ops ddb5477_ext_pci_ops;
-extern struct pci_ops ddb5477_io_pci_ops;
-
-struct pci_controller ddb5477_ext_controller = {
- .pci_ops = &ddb5477_ext_pci_ops,
- .io_resource = &extpci_io_resource,
- .mem_resource = &extpci_mem_resource
-};
-
-struct pci_controller ddb5477_io_controller = {
- .pci_ops = &ddb5477_io_pci_ops,
- .io_resource = &iopci_io_resource,
- .mem_resource = &iopci_mem_resource
-};
-
-
-
-/*
- * we fix up irqs based on the slot number.
- * The first entry is at AD:11.
- * Fortunately this works because, although we have two pci buses,
- * they all have different slot numbers (except for rockhopper slot 20
- * which is handled below).
- *
- */
-
-/*
- * irq mapping : device -> pci int # -> vrc4377 irq# ,
- * ddb5477 board manual page 4 and vrc5477 manual page 46
- */
-
-/*
- * based on ddb5477 manual page 11
- */
-#define MAX_SLOT_NUM 21
-static unsigned char irq_map[MAX_SLOT_NUM] = {
- /* SLOT: 0, AD:11 */ 0xff,
- /* SLOT: 1, AD:12 */ 0xff,
- /* SLOT: 2, AD:13 */ 0xff,
- /* SLOT: 3, AD:14 */ 0xff,
- /* SLOT: 4, AD:15 */ VRC5477_IRQ_INTA, /* onboard tulip */
- /* SLOT: 5, AD:16 */ VRC5477_IRQ_INTB, /* slot 1 */
- /* SLOT: 6, AD:17 */ VRC5477_IRQ_INTC, /* slot 2 */
- /* SLOT: 7, AD:18 */ VRC5477_IRQ_INTD, /* slot 3 */
- /* SLOT: 8, AD:19 */ VRC5477_IRQ_INTE, /* slot 4 */
- /* SLOT: 9, AD:20 */ 0xff,
- /* SLOT: 10, AD:21 */ 0xff,
- /* SLOT: 11, AD:22 */ 0xff,
- /* SLOT: 12, AD:23 */ 0xff,
- /* SLOT: 13, AD:24 */ 0xff,
- /* SLOT: 14, AD:25 */ 0xff,
- /* SLOT: 15, AD:26 */ 0xff,
- /* SLOT: 16, AD:27 */ 0xff,
- /* SLOT: 17, AD:28 */ 0xff,
- /* SLOT: 18, AD:29 */ VRC5477_IRQ_IOPCI_INTC, /* vrc5477 ac97 */
- /* SLOT: 19, AD:30 */ VRC5477_IRQ_IOPCI_INTB, /* vrc5477 usb peri */
- /* SLOT: 20, AD:31 */ VRC5477_IRQ_IOPCI_INTA, /* vrc5477 usb host */
-};
-static unsigned char rockhopperII_irq_map[MAX_SLOT_NUM] = {
- /* SLOT: 0, AD:11 */ 0xff,
- /* SLOT: 1, AD:12 */ VRC5477_IRQ_INTB, /* onboard AMD PCNET */
- /* SLOT: 2, AD:13 */ 0xff,
- /* SLOT: 3, AD:14 */ 0xff,
- /* SLOT: 4, AD:15 */ 14, /* M5229 ide ISA irq */
- /* SLOT: 5, AD:16 */ VRC5477_IRQ_INTD, /* slot 3 */
- /* SLOT: 6, AD:17 */ VRC5477_IRQ_INTA, /* slot 4 */
- /* SLOT: 7, AD:18 */ VRC5477_IRQ_INTD, /* slot 5 */
- /* SLOT: 8, AD:19 */ 0, /* M5457 modem nop */
- /* SLOT: 9, AD:20 */ VRC5477_IRQ_INTA, /* slot 2 */
- /* SLOT: 10, AD:21 */ 0xff,
- /* SLOT: 11, AD:22 */ 0xff,
- /* SLOT: 12, AD:23 */ 0xff,
- /* SLOT: 13, AD:24 */ 0xff,
- /* SLOT: 14, AD:25 */ 0xff,
- /* SLOT: 15, AD:26 */ 0xff,
- /* SLOT: 16, AD:27 */ 0xff,
- /* SLOT: 17, AD:28 */ 0, /* M7101 PMU nop */
- /* SLOT: 18, AD:29 */ VRC5477_IRQ_IOPCI_INTC, /* vrc5477 ac97 */
- /* SLOT: 19, AD:30 */ VRC5477_IRQ_IOPCI_INTB, /* vrc5477 usb peri */
- /* SLOT: 20, AD:31 */ VRC5477_IRQ_IOPCI_INTA, /* vrc5477 usb host */
-};
-
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
-{
- int slot_num;
- unsigned char *slot_irq_map;
- unsigned char irq;
-
- /*
- * We ignore the swizzled slot and pin values. The original
- * pci_fixup_irq() codes largely base irq number on the dev slot
- * numbers because except for one case they are unique even
- * though there are multiple pci buses.
- */
-
- if (mips_machtype == MACH_NEC_ROCKHOPPERII)
- slot_irq_map = rockhopperII_irq_map;
- else
- slot_irq_map = irq_map;
-
- slot_num = PCI_SLOT(dev->devfn);
- irq = slot_irq_map[slot_num];
-
- db_assert(slot_num < MAX_SLOT_NUM);
-
- db_assert(irq != 0xff);
-
- pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq);
-
- if (mips_machtype == MACH_NEC_ROCKHOPPERII) {
- /* hack to distinquish overlapping slot 20s, one
- * on bus 0 (ALI USB on the M1535 on the backplane),
- * and one on bus 2 (NEC USB controller on the CPU board)
- * Make the M1535 USB - ISA IRQ number 9.
- */
- if (slot_num == 20 && dev->bus->number == 0) {
- pci_write_config_byte(dev,
- PCI_INTERRUPT_LINE,
- 9);
- irq = 9;
- }
-
- }
-
- return irq;
-}
-
-/* Do platform specific device initialization at pci_enable_device() time */
-int pcibios_plat_dev_init(struct pci_dev *dev)
-{
- return 0;
-}
-
-void 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_PCICTL0_H);
- temp |= 0x80000000;
- ddb_out32(DDB_PCICTL0_H, temp);
- temp &= ~0xc0000000;
- ddb_out32(DDB_PCICTL0_H, temp);
-
- temp = ddb_in32(DDB_PCICTL1_H);
- temp |= 0x80000000;
- ddb_out32(DDB_PCICTL1_H, temp);
- temp &= ~0xc0000000;
- ddb_out32(DDB_PCICTL1_H, temp);
-}
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