Use generic setup_device to initialize standard pci regs for the host will lost the initilization for the command register. This patch initilize those regs including command register directly.
Signed-off-by: Jason Jin Jason.jin@freescale.com --- drivers/fsl_pci_init.c | 15 ++++++++------- 1 files changed, 8 insertions(+), 7 deletions(-)
diff --git a/drivers/fsl_pci_init.c b/drivers/fsl_pci_init.c index 3a13eea..5335fdb 100644 --- a/drivers/fsl_pci_init.c +++ b/drivers/fsl_pci_init.c @@ -130,13 +130,14 @@ fsl_pci_init(struct pci_controller *hose)
}
- /* Use generic setup_device to initialize standard pci regs, - * but do not allocate any windows since any BAR found (such - * as PCSRBAR) is not in this cpu's memory space. - */ - - pciauto_setup_device(hose, dev, 0, hose->pci_mem, - hose->pci_prefetch, hose->pci_io); + /* Initialize standard pci regs directly, do not allocate any windows + * since any BAR found (such as PCSRBAR) is not in this cpu's memory space. + */ + pci_hose_read_config_dword(hose, dev, PCI_COMMAND, &temp32); + temp32 |= (PCI_COMMAND_IO | PCI_COMMAND_MEMORY); + pci_hose_write_config_dword(hose, dev, PCI_COMMAND, temp32); + pci_hose_write_config_byte(hose, dev, PCI_CACHE_LINE_SIZE, 0x08); + pci_hose_write_config_byte(hose, dev, PCI_LATENCY_TIMER, 0x80);
#ifndef CONFIG_PCI_NOSCAN printf (" Scanning PCI bus %02x\n", hose->current_busno);