diff options
| -rw-r--r-- | CHANGELOG | 4 | ||||
| -rw-r--r-- | cpu/mpc5xxx/pci_mpc5200.c | 6 |
2 files changed, 9 insertions, 1 deletions
@@ -2,6 +2,10 @@ Changes for U-Boot 1.1.4: ====================================================================== +* MPC5200: Set PCI retry counter to 0 = infinite retry; + The default of 255 is too short for slow devices. + Patch by Martin Nykodym, 12 Dec 2005 + * Change port configuration for O2DNT (CODEC1 on PSC1). * Fix register for PCI async mode on PPC440EP diff --git a/cpu/mpc5xxx/pci_mpc5200.c b/cpu/mpc5xxx/pci_mpc5200.c index 2cfa11c..1d90345 100644 --- a/cpu/mpc5xxx/pci_mpc5200.c +++ b/cpu/mpc5xxx/pci_mpc5200.c @@ -145,7 +145,11 @@ void pci_mpc5xxx_init (struct pci_controller *hose) /* Disable interrupts from PCI controller */ *(vu_long *)MPC5XXX_PCI_GSCR &= ~(7 << 12); - *(vu_long *)MPC5XXX_PCI_ICR &= ~(7 << 24); + *(vu_long *)MPC5XXX_PCI_ICR &= ~(7 << 24); + + /* Set PCI retry counter to 0 = infinite retry. */ + /* The default of 255 is too short for slow devices. */ + *(vu_long *)MPC5XXX_PCI_ICR &= 0xFFFFFF00; /* Disable initiator windows */ *(vu_long *)MPC5XXX_PCI_IWCR = 0; |