Path: blob/master/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-cn18.dtso
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// SPDX-License-Identifier: (GPL-2.0 OR MIT) /* * Copyright (C) 2025 MediaTek Inc. * Author: Frank Wunderlich <[email protected]> */ /* This enables key-b slot CN18 on pcie3(11290000 1L1) on BPI-R4-Pro */ /dts-v1/; /plugin/; #include <dt-bindings/gpio/gpio.h> / { compatible = "bananapi,bpi-r4-pro", "mediatek,mt7988a"; }; &{/soc/pinctrl@1001f000/pcie-3-hog} { output-low; };