summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/soc/amd/picasso/chip.c25
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)