# SPDX-License-Identifier: GPL-2.0-only if ARCH_ROCKCHIP || COMPILE_TEST menu "Rockchip SoC drivers" config ROCKCHIP_IODOMAIN tristate "Rockchip IO domain support" depends on OFDEVICE help Say y here to enable support io domains on Rockchip SoCs. It is necessary for the io domain setting of the SoC to match the voltage supplied by the regulators. endmenu endif