1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2023 Rockchip Electronics Co., Ltd. 4 */ 5 6/dts-v1/; 7#include "rk3576.dtsi" 8#include "rk3576-u-boot.dtsi" 9#include <dt-bindings/input/input.h> 10 11/ { 12 model = "Rockchip RK3576 Evaluation board"; 13 compatible = "rockchip,rk3576-evb", "rockchip,rk3576"; 14 15 adc-keys { 16 compatible = "adc-keys"; 17 io-channels = <&saradc 1>; 18 io-channel-names = "buttons"; 19 keyup-threshold-microvolt = <1800000>; 20 u-boot,dm-pre-reloc; 21 status = "okay"; 22 23 volumeup-key { 24 u-boot,dm-pre-reloc; 25 linux,code = <KEY_VOLUMEUP>; 26 label = "volume up"; 27 press-threshold-microvolt = <1750>; 28 }; 29 }; 30}; 31