config NFC_PN533 tristate help NXP PN533 core driver. This driver provides core functionality for NXP PN533 NFC devices. config NFC_PN533_USB tristate "NFC PN533 device support (USB)" depends on USB select NFC_PN533 ---help--- This module adds support for the NXP pn533 USB interface. Select this if your platform is using the USB bus. If you choose to build a module, it'll be called pn533_usb. Say N if unsure.