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Diffstat (limited to 'arch/powerpc/platforms/83xx/pci.c')
-rw-r--r--arch/powerpc/platforms/83xx/pci.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/arch/powerpc/platforms/83xx/pci.c b/arch/powerpc/platforms/83xx/pci.c
index 469cdacc5bd4..16f7d3b30e1d 100644
--- a/arch/powerpc/platforms/83xx/pci.c
+++ b/arch/powerpc/platforms/83xx/pci.c
@@ -36,7 +36,16 @@
36 36
37int mpc83xx_pci2_busno; 37int mpc83xx_pci2_busno;
38 38
39#ifdef CONFIG_PCI 39int mpc83xx_exclude_device(u_char bus, u_char devfn)
40{
41 if (bus == 0 && PCI_SLOT(devfn) == 0)
42 return PCIBIOS_DEVICE_NOT_FOUND;
43 if (mpc83xx_pci2_busno)
44 if (bus == (mpc83xx_pci2_busno) && PCI_SLOT(devfn) == 0)
45 return PCIBIOS_DEVICE_NOT_FOUND;
46 return PCIBIOS_SUCCESSFUL;
47}
48
40int __init add_bridge(struct device_node *dev) 49int __init add_bridge(struct device_node *dev)
41{ 50{
42 int len; 51 int len;
@@ -52,7 +61,7 @@ int __init add_bridge(struct device_node *dev)
52 has_address = (of_address_to_resource(dev, 0, &rsrc) == 0); 61 has_address = (of_address_to_resource(dev, 0, &rsrc) == 0);
53 62
54 /* Get bus range if any */ 63 /* Get bus range if any */
55 bus_range = (int *) get_property(dev, "bus-range", &len); 64 bus_range = (int *)get_property(dev, "bus-range", &len);
56 if (bus_range == NULL || len < 2 * sizeof(int)) { 65 if (bus_range == NULL || len < 2 * sizeof(int)) {
57 printk(KERN_WARNING "Can't get bus-range for %s, assume" 66 printk(KERN_WARNING "Can't get bus-range for %s, assume"
58 " bus 0\n", dev->full_name); 67 " bus 0\n", dev->full_name);
@@ -74,7 +83,7 @@ int __init add_bridge(struct device_node *dev)
74 if ((rsrc.start & 0xfffff) == 0x8500) { 83 if ((rsrc.start & 0xfffff) == 0x8500) {
75 setup_indirect_pci(hose, immr + 0x8300, immr + 0x8304); 84 setup_indirect_pci(hose, immr + 0x8300, immr + 0x8304);
76 } 85 }
77 /* PCI 2*/ 86 /* PCI 2 */
78 if ((rsrc.start & 0xfffff) == 0x8600) { 87 if ((rsrc.start & 0xfffff) == 0x8600) {
79 setup_indirect_pci(hose, immr + 0x8380, immr + 0x8384); 88 setup_indirect_pci(hose, immr + 0x8380, immr + 0x8384);
80 primary = 0; 89 primary = 0;
@@ -84,10 +93,10 @@ int __init add_bridge(struct device_node *dev)
84 93
85 printk(KERN_INFO "Found MPC83xx PCI host bridge at 0x%08lx. " 94 printk(KERN_INFO "Found MPC83xx PCI host bridge at 0x%08lx. "
86 "Firmware bus number: %d->%d\n", 95 "Firmware bus number: %d->%d\n",
87 rsrc.start, hose->first_busno, hose->last_busno); 96 rsrc.start, hose->first_busno, hose->last_busno);
88 97
89 DBG(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n", 98 DBG(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n",
90 hose, hose->cfg_addr, hose->cfg_data); 99 hose, hose->cfg_addr, hose->cfg_data);
91 100
92 /* Interpret the "ranges" property */ 101 /* Interpret the "ranges" property */
93 /* This also maps the I/O region and sets isa_io/mem_base */ 102 /* This also maps the I/O region and sets isa_io/mem_base */
@@ -95,5 +104,3 @@ int __init add_bridge(struct device_node *dev)
95 104
96 return 0; 105 return 0;
97} 106}
98
99#endif