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Diffstat (limited to 'src/soc/intel/apollolake/chip.c')
-rw-r--r--src/soc/intel/apollolake/chip.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/soc/intel/apollolake/chip.c b/src/soc/intel/apollolake/chip.c
index 1de41cf59c..975d09840b 100644
--- a/src/soc/intel/apollolake/chip.c
+++ b/src/soc/intel/apollolake/chip.c
@@ -113,6 +113,20 @@ static const char *soc_acpi_name(struct device *dev)
return NULL;
}
+static void pci_set_subsystem(device_t dev, unsigned vendor, unsigned device)
+{
+ if (!vendor || !device)
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ pci_read_config32(dev, PCI_VENDOR_ID));
+ else
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ (device << 16) | vendor);
+}
+
+struct pci_operations soc_pci_ops = {
+ .set_subsystem = &pci_set_subsystem
+};
+
static void pci_domain_set_resources(device_t dev)
{
assign_resources(dev->link_list);