diff options
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/fsl_pci_init.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/pci/fsl_pci_init.c b/drivers/pci/fsl_pci_init.c index 152045ed93..52792dcd59 100644 --- a/drivers/pci/fsl_pci_init.c +++ b/drivers/pci/fsl_pci_init.c @@ -697,8 +697,14 @@ void fsl_pci_config_unlock(struct pci_controller *hose) pcie_cap_pos = pci_hose_find_capability(hose, dev, PCI_CAP_ID_EXP); pci_hose_read_config_byte(hose, dev, pcie_cap_pos, &pcie_cap); if (pcie_cap != 0x0) { + ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *)hose->cfg_addr; + u32 block_rev = in_be32(&pci->block_rev1); /* PCIe - set CFG_READY bit of Configuration Ready Register */ - pci_hose_write_config_byte(hose, dev, FSL_PCIE_CFG_RDY, 0x1); + if (block_rev >= PEX_IP_BLK_REV_3_0) + setbits_be32(&pci->config, FSL_PCIE_V3_CFG_RDY); + else + pci_hose_write_config_byte(hose, dev, + FSL_PCIE_CFG_RDY, 0x1); } else { /* PCI - clear ACL bit of PBFR */ pci_hose_read_config_word(hose, dev, FSL_PCI_PBFR, &pbfr); |