xref: /OK3568_Linux_fs/u-boot/arch/arm/dts/rk3528-evb.dts (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun/*
2*4882a593Smuzhiyun * SPDX-License-Identifier:     GPL-2.0+
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * (C) Copyright 2020 Rockchip Electronics Co., Ltd
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun/dts-v1/;
8*4882a593Smuzhiyun#include "rk3528.dtsi"
9*4882a593Smuzhiyun#include "rk3528-u-boot.dtsi"
10*4882a593Smuzhiyun#include <dt-bindings/input/input.h>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun/ {
13*4882a593Smuzhiyun	model = "Rockchip RK3528 Evaluation Board";
14*4882a593Smuzhiyun	compatible = "rockchip,rk3528-evb", "rockchip,rk3528";
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun	adc-keys {
17*4882a593Smuzhiyun		compatible = "adc-keys";
18*4882a593Smuzhiyun		io-channels = <&saradc 1>;
19*4882a593Smuzhiyun		io-channel-names = "buttons";
20*4882a593Smuzhiyun		keyup-threshold-microvolt = <1800000>;
21*4882a593Smuzhiyun		u-boot,dm-pre-reloc;
22*4882a593Smuzhiyun		status = "okay";
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun		volumeup-key {
25*4882a593Smuzhiyun			u-boot,dm-pre-reloc;
26*4882a593Smuzhiyun			linux,code = <KEY_VOLUMEUP>;
27*4882a593Smuzhiyun			label = "volume up";
28*4882a593Smuzhiyun			press-threshold-microvolt = <9>;
29*4882a593Smuzhiyun		};
30*4882a593Smuzhiyun	};
31*4882a593Smuzhiyun};
32