diff options
Diffstat (limited to 'src/soc/intel/cannonlake')
| -rw-r--r-- | src/soc/intel/cannonlake/chip.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/soc/intel/cannonlake/chip.c b/src/soc/intel/cannonlake/chip.c index 51678add67..ef85215623 100644 --- a/src/soc/intel/cannonlake/chip.c +++ b/src/soc/intel/cannonlake/chip.c @@ -7,6 +7,7 @@ #include <intelblocks/acpi.h> #include <intelblocks/cfg.h> #include <intelblocks/itss.h> +#include <intelblocks/pcie_rp.h> #include <intelblocks/xdci.h> #include <romstage_handoff.h> #include <soc/intel/common/vbt.h> @@ -16,6 +17,19 @@ #include "chip.h" +static const struct pcie_rp_group pch_lp_rp_groups[] = { + { .slot = PCH_DEV_SLOT_PCIE, .count = 8 }, + { .slot = PCH_DEV_SLOT_PCIE_1, .count = 8 }, + { 0 } +}; + +static const struct pcie_rp_group pch_h_rp_groups[] = { + { .slot = PCH_DEV_SLOT_PCIE, .count = 8 }, + { .slot = PCH_DEV_SLOT_PCIE_1, .count = 8 }, + { .slot = PCH_DEV_SLOT_PCIE_2, .count = 8 }, + { 0 } +}; + #if CONFIG(HAVE_ACPI_TABLES) const char *soc_acpi_name(const struct device *dev) { @@ -166,6 +180,12 @@ void soc_init_pre_device(void *chip_info) cnl_configure_pads(NULL, 0); soc_gpio_pm_configuration(); + + /* swap enabled PCI ports in device tree if needed */ + if (CONFIG(SOC_INTEL_CANNONLAKE_PCH_H)) + pcie_rp_update_devicetree(pch_h_rp_groups); + else + pcie_rp_update_devicetree(pch_lp_rp_groups); } static struct device_operations pci_domain_ops = { |