| // 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>; |
| }; |
