config SOC_INTEL_COMMON_BLOCK_USB4 bool default n depends on SOC_INTEL_COMMON_BLOCK_TCSS help Minimal PCI Driver for enabling SSDT generation for the DMA component of Intel Thunderbolt/USB4 ports. config SOC_INTEL_COMMON_BLOCK_USB4_PCIE bool default n help Chip driver for adding PCI ops and SSDT generation for common Intel USB4/Thunderbolt root ports. config SOC_INTEL_COMMON_BLOCK_USB4_XHCI bool default n help Minimal PCI driver for adding PCI ops and SSDT generation for common Intel USB4/Thunderbolt North XHCI ports. config SOC_INTEL_ENABLE_USB4_PCIE_RESOURCES bool default n depends on SOC_INTEL_COMMON_BLOCK_USB4 select PCIEXP_HOTPLUG help Enable USB4 PCIe resources for reserving hotplug buses and memory. config DEFAULT_SOFTWARE_CONNECTION_MANAGER bool help select to default to using the Software Connection Manager choice prompt "Connection Manager" depends on SOC_INTEL_COMMON_BLOCK_USB4 default SOFTWARE_CONNECTION_MANAGER if DEFAULT_SOFTWARE_CONNECTION_MANAGER default FIRMWARE_CONNECTION_MANAGER help Software Connection Manager doesn't work with Linux 5.13 or later, resulting in TBT ports timing out. Firmware Connection Manager works correctly. Linux patch: torvalds/linux@c6da62a c6da62a219d028de10f2e22e93a34c7ee2b88d03 config FIRMWARE_CONNECTION_MANAGER bool "Firmware Connection Manager" help Disable SCM so that FCM can be used config SOFTWARE_CONNECTION_MANAGER bool "Software Connection Manager" help Enable SCM so it's used instead of FCM. endchoice