# Copyright (c) 2020 The ZMK Contributors # SPDX-License-Identifier: MIT add_subdirectory_ifdef(CONFIG_GPIO gpio) add_subdirectory_ifdef(CONFIG_KSCAN kscan) add_subdirectory_ifdef(CONFIG_SENSOR sensor) add_subdirectory_ifdef(CONFIG_DISPLAY display) add_subdirectory_ifdef(CONFIG_PS2 ps2) add_subdirectory_ifdef(CONFIG_INPUT input)