diff options
Diffstat (limited to 'board/amcc/kilauea/kilauea.c')
-rw-r--r-- | board/amcc/kilauea/kilauea.c | 66 |
1 files changed, 32 insertions, 34 deletions
diff --git a/board/amcc/kilauea/kilauea.c b/board/amcc/kilauea/kilauea.c index 8767f75..b59bd6f 100644 --- a/board/amcc/kilauea/kilauea.c +++ b/board/amcc/kilauea/kilauea.c @@ -299,35 +299,29 @@ void pci_target_init(struct pci_controller * hose ) #endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */ #ifdef CONFIG_PCI -static int pcie_port_is_rootpoint(int port) -{ - return 1; -} - static struct pci_controller pcie_hose[2] = {{0},{0}}; void pcie_setup_hoses(int busno) { struct pci_controller *hose; int i, bus; + int ret = 0; bus = busno; char *env; unsigned int delay; for (i = 0; i < 2; i++) { - if (pcie_port_is_rootpoint(i)) { - printf("PORT%d will be configured as root-complex\n", i); - if (ppc4xx_init_pcie_rootport(i)) { - printf("PCIE%d: initialization failed\n", i); - continue; - } + if (is_end_point(i)) { + printf("PCIE%d: will be configured as endpoint\n", i); + ret = ppc4xx_init_pcie_endport(i); } else { - printf("PORT%d will be configured as endpoint\n", i); - if (ppc4xx_init_pcie_endport(i)) { - printf("PCIE%d: initialization failed\n", i); - continue; - } + printf("PCIE%d: will be configured as root-complex\n", i); + ret = ppc4xx_init_pcie_rootport(i); + } + if (ret) { + printf("PCIE%d: initialization failed\n", i); + continue; } hose = &pcie_hose[i]; @@ -344,25 +338,29 @@ void pcie_setup_hoses(int busno) hose->region_count = 1; pci_register_hose(hose); - if (pcie_port_is_rootpoint(i)) - ppc4xx_setup_pcie_rootpoint(hose, i); - else - ppc4xx_setup_pcie_endpoint(hose, i); - - env = getenv("pciscandelay"); - if (env != NULL) { - delay = simple_strtoul(env, NULL, 10); - if (delay > 5) - printf("Warning, expect noticable delay before PCIe" - "scan due to 'pciscandelay' value!\n"); - mdelay(delay * 1000); - } + if (is_end_point(i)) { + ppc4xx_setup_pcie_endpoint(hose, i); + /* + * Reson for no scanning is endpoint can not generate + * upstream configuration accesses. + */ + } else { + ppc4xx_setup_pcie_rootpoint(hose, i); + env = getenv ("pciscandelay"); + if (env != NULL) { + delay = simple_strtoul(env, NULL, 10); + if (delay > 5) + printf("Warning, expect noticable delay before " + "PCIe scan due to 'pciscandelay' value!\n"); + mdelay(delay * 1000); + } - /* - * Config access can only go down stream - */ - hose->last_busno = pci_hose_scan(hose); - bus = hose->last_busno + 1; + /* + * Config access can only go down stream + */ + hose->last_busno = pci_hose_scan(hose); + bus = hose->last_busno + 1; + } } } #endif |