diff options
-rw-r--r-- | drivers/ssb/driver_pcicore.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/ssb/driver_pcicore.c b/drivers/ssb/driver_pcicore.c index 059452fbb168..6d99a9880055 100644 --- a/drivers/ssb/driver_pcicore.c +++ b/drivers/ssb/driver_pcicore.c | |||
@@ -79,6 +79,7 @@ int pcibios_plat_dev_init(struct pci_dev *d) | |||
79 | base = &ssb_pcicore_pcibus_iobase; | 79 | base = &ssb_pcicore_pcibus_iobase; |
80 | else | 80 | else |
81 | base = &ssb_pcicore_pcibus_membase; | 81 | base = &ssb_pcicore_pcibus_membase; |
82 | res->flags |= IORESOURCE_PCI_FIXED; | ||
82 | if (res->end) { | 83 | if (res->end) { |
83 | size = res->end - res->start + 1; | 84 | size = res->end - res->start + 1; |
84 | if (*base & (size - 1)) | 85 | if (*base & (size - 1)) |
@@ -101,10 +102,12 @@ int pcibios_plat_dev_init(struct pci_dev *d) | |||
101 | 102 | ||
102 | static void __init ssb_fixup_pcibridge(struct pci_dev *dev) | 103 | static void __init ssb_fixup_pcibridge(struct pci_dev *dev) |
103 | { | 104 | { |
105 | u8 lat; | ||
106 | |||
104 | if (dev->bus->number != 0 || PCI_SLOT(dev->devfn) != 0) | 107 | if (dev->bus->number != 0 || PCI_SLOT(dev->devfn) != 0) |
105 | return; | 108 | return; |
106 | 109 | ||
107 | ssb_printk(KERN_INFO "PCI: fixing up bridge\n"); | 110 | ssb_printk(KERN_INFO "PCI: Fixing up bridge %s\n", pci_name(dev)); |
108 | 111 | ||
109 | /* Enable PCI bridge bus mastering and memory space */ | 112 | /* Enable PCI bridge bus mastering and memory space */ |
110 | pci_set_master(dev); | 113 | pci_set_master(dev); |
@@ -114,7 +117,10 @@ static void __init ssb_fixup_pcibridge(struct pci_dev *dev) | |||
114 | pci_write_config_dword(dev, SSB_BAR1_CONTROL, 3); | 117 | pci_write_config_dword(dev, SSB_BAR1_CONTROL, 3); |
115 | 118 | ||
116 | /* Make sure our latency is high enough to handle the devices behind us */ | 119 | /* Make sure our latency is high enough to handle the devices behind us */ |
117 | pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0xa8); | 120 | lat = 168; |
121 | ssb_printk(KERN_INFO "PCI: Fixing latency timer of device %s to %u\n", | ||
122 | pci_name(dev), lat); | ||
123 | pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); | ||
118 | } | 124 | } |
119 | DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ANY_ID, ssb_fixup_pcibridge); | 125 | DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ANY_ID, ssb_fixup_pcibridge); |
120 | 126 | ||
@@ -294,14 +300,14 @@ static struct resource ssb_pcicore_mem_resource = { | |||
294 | .name = "SSB PCIcore external memory", | 300 | .name = "SSB PCIcore external memory", |
295 | .start = SSB_PCI_DMA, | 301 | .start = SSB_PCI_DMA, |
296 | .end = SSB_PCI_DMA + SSB_PCI_DMA_SZ - 1, | 302 | .end = SSB_PCI_DMA + SSB_PCI_DMA_SZ - 1, |
297 | .flags = IORESOURCE_MEM, | 303 | .flags = IORESOURCE_MEM | IORESOURCE_PCI_FIXED, |
298 | }; | 304 | }; |
299 | 305 | ||
300 | static struct resource ssb_pcicore_io_resource = { | 306 | static struct resource ssb_pcicore_io_resource = { |
301 | .name = "SSB PCIcore external I/O", | 307 | .name = "SSB PCIcore external I/O", |
302 | .start = 0x100, | 308 | .start = 0x100, |
303 | .end = 0x7FF, | 309 | .end = 0x7FF, |
304 | .flags = IORESOURCE_IO, | 310 | .flags = IORESOURCE_IO | IORESOURCE_PCI_FIXED, |
305 | }; | 311 | }; |
306 | 312 | ||
307 | static struct pci_controller ssb_pcicore_controller = { | 313 | static struct pci_controller ssb_pcicore_controller = { |
@@ -368,7 +374,8 @@ static void ssb_pcicore_init_hostmode(struct ssb_pcicore *pc) | |||
368 | /* Ok, ready to run, register it to the system. | 374 | /* Ok, ready to run, register it to the system. |
369 | * The following needs change, if we want to port hostmode | 375 | * The following needs change, if we want to port hostmode |
370 | * to non-MIPS platform. */ | 376 | * to non-MIPS platform. */ |
371 | set_io_port_base((unsigned long)ioremap_nocache(SSB_PCI_MEM, 0x04000000)); | 377 | ssb_pcicore_controller.io_map_base = (unsigned long)ioremap_nocache(SSB_PCI_MEM, 0x04000000); |
378 | set_io_port_base(ssb_pcicore_controller.io_map_base); | ||
372 | /* Give some time to the PCI controller to configure itself with the new | 379 | /* Give some time to the PCI controller to configure itself with the new |
373 | * values. Not waiting at this point causes crashes of the machine. */ | 380 | * values. Not waiting at this point causes crashes of the machine. */ |
374 | mdelay(10); | 381 | mdelay(10); |