[POWERPC] Remove PCI-e errata for MPC8641 silicon ver 1.0
Remove errata for PCI-e support of Rev 1.0 of MPC8641 since its considered
obselete and is not production level silicon from Freescale.
Signed-off-by: Zhang Wei <wei.zhang@freescale.com>
Acked-by: Roy Zang <tie-fei.zang@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/arch/powerpc/platforms/86xx/pci.c b/arch/powerpc/platforms/86xx/pci.c
index 7659259..0db51e8 100644
--- a/arch/powerpc/platforms/86xx/pci.c
+++ b/arch/powerpc/platforms/86xx/pci.c
@@ -133,19 +133,6 @@
early_write_config_word(hose, 0, 0, PCI_COMMAND, cmd);
early_write_config_byte(hose, 0, 0, PCI_LATENCY_TIMER, 0x80);
-
- /* PCIE Bus, Fix the MPC8641D host bridge's location to bus 0xFF. */
- early_read_config_dword(hose, 0, 0, PCI_PRIMARY_BUS, &temps);
- temps = (temps & 0xff000000) | (0xff) | (0x0 << 8) | (0xfe << 16);
- early_write_config_dword(hose, 0, 0, PCI_PRIMARY_BUS, temps);
-}
-
-int mpc86xx_exclude_device(struct pci_controller *hose, u_char bus, u_char devfn)
-{
- if (bus == 0 && PCI_SLOT(devfn) == 0)
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- return PCIBIOS_SUCCESSFUL;
}
int __init mpc86xx_add_bridge(struct device_node *dev)
@@ -173,11 +160,10 @@
return -ENOMEM;
hose->arch_data = dev;
- /* last_busno = 0xfe cause by MPC8641 PCIE bug */
hose->first_busno = bus_range ? bus_range[0] : 0x0;
- hose->last_busno = bus_range ? bus_range[1] : 0xfe;
+ hose->last_busno = bus_range ? bus_range[1] : 0xff;
- setup_indirect_pcie(hose, rsrc.start, rsrc.start + 0x4);
+ setup_indirect_pci(hose, rsrc.start, rsrc.start + 0x4);
/* Setup the PCIE host controller. */
mpc86xx_setup_pcie(hose, rsrc.start, rsrc.end - rsrc.start + 1);