# SPDX-License-Identifier: GPL-2.0-only config PHY_SUNPLUS_USB tristate "Sunplus SP7021 USB 2.0 PHY driver" depends on OF && (SOC_SP7021 || COMPILE_TEST) select GENERIC_PHY help Enable this to support the USB 2.0 PHY on Sunplus SP7021 SoC. The USB 2.0 PHY controller supports battery charger and synchronous signals, various power down modes including operating, partial and suspend modes, and high-speed, full-speed and low-speed data transfer.