Merge branch 'master' of git://git.denx.de/u-boot-ppc4xx
diff --git a/cpu/ppc4xx/4xx_pci.c b/cpu/ppc4xx/4xx_pci.c
index 31ca85d..4b5d636 100644
--- a/cpu/ppc4xx/4xx_pci.c
+++ b/cpu/ppc4xx/4xx_pci.c
@@ -87,6 +87,20 @@
*/
int __pci_pre_init(struct pci_controller *hose)
{
+#if defined (CONFIG_405EP)
+ /*
+ * Enable the internal PCI arbiter by default.
+ *
+ * On 405EP CPUs the internal arbiter can be controlled
+ * by the I2C strapping EEPROM. If you want to do so
+ * or if you want to disable the arbiter pci_pre_init()
+ * must be reimplemented without enabling the arbiter.
+ * The arbiter is enabled in this place because of
+ * compatibility reasons.
+ */
+ mtdcr(cpc0_pci, mfdcr(cpc0_pci) | CPC0_PCI_ARBIT_EN);
+#endif /* CONFIG_405EP */
+
return 1;
}
int pci_pre_init(struct pci_controller *hose) __attribute__((weak, alias("__pci_pre_init")));
@@ -323,8 +337,15 @@
}
#endif
-#if defined(CONFIG_405EP) /* on ppc405ep vendor id is not set */
- pci_write_config_word(PCIDEVID_405GP, PCI_VENDOR_ID, 0x1014); /* IBM */
+#if defined(CONFIG_405EP)
+ /*
+ * on ppc405ep vendor/device id is not set
+ * The user manual says 0x1014 (IBM) / 0x0156 (405GP!)
+ * are the correct values.
+ */
+ pci_write_config_word(PCIDEVID_405GP, PCI_VENDOR_ID, PCI_VENDOR_ID_IBM);
+ pci_write_config_word(PCIDEVID_405GP,
+ PCI_DEVICE_ID, PCI_DEVICE_ID_IBM_405GP);
#endif
/*
diff --git a/cpu/ppc4xx/cpu_init.c b/cpu/ppc4xx/cpu_init.c
index 577d33f..bbd795d 100644
--- a/cpu/ppc4xx/cpu_init.c
+++ b/cpu/ppc4xx/cpu_init.c
@@ -174,11 +174,6 @@
* Set EMAC noise filter bits
*/
mtdcr(cpc0_epctl, CPC0_EPRCSR_E0NFE | CPC0_EPRCSR_E1NFE);
-
- /*
- * Enable the internal PCI arbiter
- */
- mtdcr(cpc0_pci, mfdcr(cpc0_pci) | CPC0_PCI_HOST_CFG_EN | CPC0_PCI_ARBIT_EN);
#endif /* CONFIG_405EP */
#if defined(CONFIG_SYS_4xx_GPIO_TABLE)
diff --git a/include/common.h b/include/common.h
index 7ba6187..a6c7c07 100644
--- a/include/common.h
+++ b/include/common.h
@@ -275,7 +275,8 @@
void pciinfo (int, int);
#if defined(CONFIG_PCI) && (defined(CONFIG_4xx) && !defined(CONFIG_AP1000))
- int pci_pre_init (struct pci_controller * );
+ int pci_pre_init (struct pci_controller *);
+ int is_pci_host (struct pci_controller *);
#endif
#if defined(CONFIG_PCI) && (defined(CONFIG_440) || defined(CONFIG_405EX))
@@ -285,7 +286,6 @@
# if defined(CONFIG_SYS_PCI_MASTER_INIT)
void pci_master_init (struct pci_controller *);
# endif
- int is_pci_host (struct pci_controller *);
#if defined(CONFIG_440SPE) || \
defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
defined(CONFIG_405EX)