1ec8f24b7SThomas Gleixner# SPDX-License-Identifier: GPL-2.0-only 2*690ac0d2SMika Westerbergmenuconfig USB4 3*690ac0d2SMika Westerberg tristate "Unified support for USB4 and Thunderbolt" 40cb4e2beSArnd Bergmann depends on PCI 5b2c74191SLukas Wunner depends on X86 || COMPILE_TEST 65fbc89d3SLukas Wunner select APPLE_PROPERTIES if EFI_STUB && X86 7f34323b6SAndreas Noever select CRC32 8f67cf491SMika Westerberg select CRYPTO 9f67cf491SMika Westerberg select CRYPTO_HASH 10e6b245ccSMika Westerberg select NVMEM 1116603153SAndreas Noever help 12*690ac0d2SMika Westerberg USB4 and Thunderbolt driver. USB4 is the public speficiation 13*690ac0d2SMika Westerberg based on Thunderbolt 3 protocol. This driver is required if 14*690ac0d2SMika Westerberg you want to hotplug Thunderbolt and USB4 compliant devices on 15*690ac0d2SMika Westerberg Apple hardware or on PCs with Intel Falcon Ridge or newer. 1616603153SAndreas Noever 1716603153SAndreas Noever To compile this driver a module, choose M here. The module will be 1816603153SAndreas Noever called thunderbolt. 19