// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * FriendlyElec NanoPi M4B board device tree source * * Copyright (c) 2020 Chen-Yu Tsai <wens@csie.org> */ /dts-v1/; #include "rk3399-nanopi-m4.dts" / { model = "FriendlyElec NanoPi M4B"; compatible = "friendlyarm,nanopi-m4b", "rockchip,rk3399"; adc-keys { compatible = "adc-keys"; io-channels = <&saradc 1>; io-channel-names = "buttons"; keyup-threshold-microvolt = <1500000>; poll-interval = <100>; button-recovery { label = "Recovery"; linux,code = <KEY_VENDOR>; press-threshold-microvolt = <18000>; }; }; }; /* No USB type-C PD power manager */ /delete-node/ &fusb0; &i2c4 { status = "disabled"; }; &u2phy0_host { phy-supply = <&vcc5v0_usb2>; }; &u2phy0_otg { phy-supply = <&vbus_typec>; }; &u2phy1_otg { phy-supply = <&vcc5v0_usb1>; }; &vbus_typec { enable-active-high; gpios = <&gpio4 RK_PD2 GPIO_ACTIVE_HIGH>; };