diff options
| -rw-r--r-- | src/soc/amd/picasso/chip.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/src/soc/amd/picasso/chip.c b/src/soc/amd/picasso/chip.c index 26dcbfb9df..f5936646d2 100644 --- a/src/soc/amd/picasso/chip.c +++ b/src/soc/amd/picasso/chip.c @@ -112,18 +112,35 @@ struct device_operations pci_domain_ops = { .acpi_name = soc_acpi_name, }; +static struct device_operations pci_ops_ops_bus_ab = { + .read_resources = pci_bus_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_bus_enable_resources, + .scan_bus = pci_scan_bridge, + .reset_bus = pci_bus_reset, + .acpi_fill_ssdt = acpi_device_write_pci_dev, +}; + static void enable_dev(struct device *dev) { /* Set the operations if it is a special bus type */ - if (dev->path.type == DEVICE_PATH_DOMAIN) + if (dev->path.type == DEVICE_PATH_DOMAIN) { dev->ops = &pci_domain_ops; - else if (dev->path.type == DEVICE_PATH_CPU_CLUSTER) + } else if (dev->path.type == DEVICE_PATH_CPU_CLUSTER) { dev->ops = &cpu_bus_ops; - else if (dev->path.type == DEVICE_PATH_PCI) + } else if (dev->path.type == DEVICE_PATH_PCI) { + if (dev->bus->dev->path.type == DEVICE_PATH_DOMAIN) { + switch (dev->path.pci.devfn) { + case PCIE_GPP_A_DEVFN: + case PCIE_GPP_B_DEVFN: + dev->ops = &pci_ops_ops_bus_ab; + } + } sb_enable(dev); - else if (dev->path.type == DEVICE_PATH_MMIO) + } else if (dev->path.type == DEVICE_PATH_MMIO) { if (i2c_acpi_name(dev) != NULL) dev->ops = &picasso_i2c_mmio_ops; + } } static void soc_init(void *chip_info) |