diff options
Diffstat (limited to 'src/soc/intel')
| -rw-r--r-- | src/soc/intel/alderlake/fsp_params.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/soc/intel/alderlake/fsp_params.c b/src/soc/intel/alderlake/fsp_params.c index 783d2a96d2..e29133e188 100644 --- a/src/soc/intel/alderlake/fsp_params.c +++ b/src/soc/intel/alderlake/fsp_params.c @@ -304,6 +304,20 @@ static void fill_fsps_tcss_params(FSP_S_CONFIG *s_cfg, /* D3Hot and D3Cold for TCSS */ s_cfg->D3HotEnable = !config->TcssD3HotDisable; s_cfg->D3ColdEnable = !config->TcssD3ColdDisable; + + s_cfg->UsbTcPortEn = 0; + for (int i = 0; i < MAX_TYPE_C_PORTS; i++) { + /* TCSS xHCI --> Root Hub --> Type-C Port */ + const struct device_path port_path[] = { + {.type = DEVICE_PATH_PCI, .pci.devfn = SA_DEVFN_TCSS_XHCI}, + {.type = DEVICE_PATH_USB, .usb.port_type = 0, .usb.port_id = 0}, + {.type = DEVICE_PATH_USB, .usb.port_type = 3, .usb.port_id = i} }; + const struct device *port = find_dev_nested_path(pci_root_bus(), port_path, + ARRAY_SIZE(port_path)); + + if (is_dev_enabled(port)) + s_cfg->UsbTcPortEn |= BIT(i); + } } static void fill_fsps_chipset_lockdown_params(FSP_S_CONFIG *s_cfg, |