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usr / src / sys / contrib / device-tree / src / arm64 / rockchip /

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📄 px30-evb.dts(10.75 KB)
📄 px30.dtsi(53.88 KB)
📄 rk3308-evb.dts(4.62 KB)
📄 rk3308-roc-cc.dts(3.63 KB)
📄 rk3308.dtsi(38.04 KB)
📄 rk3326-odroid-go2.dts(11.47 KB)
📄 rk3326.dtsi(285 B)
📄 rk3328-a1.dts(6.74 KB)
📄 rk3328-evb.dts(5.4 KB)
📄 rk3328-roc-cc.dts(6.96 KB)
📄 rk3328-rock64.dts(7.46 KB)
📄 rk3328.dtsi(45.94 KB)
📄 rk3368-evb-act8846.dts(3.1 KB)
📄 rk3368-evb.dtsi(5.15 KB)
📄 rk3368-geekbox.dts(5.55 KB)
📄 rk3368-lion-haikou.dts(2.71 KB)
📄 rk3368-lion.dtsi(5.72 KB)
📄 rk3368-orion-r68-meta.dts(7.06 KB)
📄 rk3368-px5-evb.dts(5.49 KB)
📄 rk3368-r88.dts(6.69 KB)
📄 rk3368.dtsi(29.79 KB)
📄 rk3399-evb.dts(10.03 KB)
📄 rk3399-ficus.dts(3.22 KB)
📄 rk3399-firefly.dts(16.14 KB)
📄 rk3399-gru-bob.dts(1.71 KB)
📄 rk3399-gru-chromebook.dtsi(8.09 KB)
📄 rk3399-gru-kevin.dts(7.25 KB)
📄 rk3399-gru-scarlet-inx.dts(1.1 KB)
📄 rk3399-gru-scarlet-kd.dts(1.14 KB)
📄 rk3399-gru-scarlet.dtsi(12.54 KB)
📄 rk3399-gru.dtsi(17.21 KB)
📄 rk3399-hugsun-x99.dts(14.81 KB)
📄 rk3399-khadas-edge-captain.dts(441 B)
📄 rk3399-khadas-edge-v.dts(429 B)
📄 rk3399-khadas-edge.dts(266 B)
📄 rk3399-khadas-edge.dtsi(15.22 KB)
📄 rk3399-leez-p710.dts(12.47 KB)
📄 rk3399-nanopc-t4.dts(2.46 KB)
📄 rk3399-nanopi-m4.dts(1.25 KB)
📄 rk3399-nanopi-neo4.dts(934 B)
📄 rk3399-nanopi4.dtsi(14.55 KB)
📄 rk3399-op1-opp.dtsi(2.5 KB)
📄 rk3399-opp.dtsi(2.34 KB)
📄 rk3399-orangepi.dts(16.3 KB)
📄 rk3399-pinebook-pro.dts(22.45 KB)
📄 rk3399-puma-haikou.dts(4.74 KB)
📄 rk3399-puma.dtsi(10.59 KB)
📄 rk3399-roc-pc-mezzanine.dts(2.04 KB)
📄 rk3399-roc-pc.dts(261 B)
📄 rk3399-roc-pc.dtsi(16.06 KB)
📄 rk3399-rock-pi-4.dts(14.52 KB)
📄 rk3399-rock960.dts(3.18 KB)
📄 rk3399-rock960.dtsi(12.75 KB)
📄 rk3399-rockpro64-v2.dts(658 B)
📄 rk3399-rockpro64.dts(658 B)
📄 rk3399-rockpro64.dtsi(16.03 KB)
📄 rk3399-sapphire-excavator.dts(5.07 KB)
📄 rk3399-sapphire.dts(259 B)
📄 rk3399-sapphire.dtsi(12.35 KB)
📄 rk3399.dtsi(64.02 KB)
📄 rk3399pro-rock-pi-n10.dts(524 B)
📄 rk3399pro-vmarc-som.dtsi(9.16 KB)
📄 rk3399pro.dtsi(487 B)

Editing: rk3308-evb.dts

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd
 *
 */

/dts-v1/;
#include <dt-bindings/input/input.h>
#include "rk3308.dtsi"

/ {
	model = "Rockchip RK3308 EVB";
	compatible = "rockchip,rk3308-evb", "rockchip,rk3308";

chosen {
		stdout-path = "serial4:1500000n8";
	};

adc-keys0 {
		compatible = "adc-keys";
		io-channels = <&saradc 0>;
		io-channel-names = "buttons";
		poll-interval = <100>;
		keyup-threshold-microvolt = <1800000>;

func-key {
			linux,code = <KEY_FN>;
			label = "function";
			press-threshold-microvolt = <18000>;
		};
	};

adc-keys1 {
		compatible = "adc-keys";
		io-channels = <&saradc 1>;
		io-channel-names = "buttons";
		poll-interval = <100>;
		keyup-threshold-microvolt = <1800000>;

esc-key {
			linux,code = <KEY_MICMUTE>;
			label = "micmute";
			press-threshold-microvolt = <1130000>;
		};

home-key {
			linux,code = <KEY_MODE>;
			label = "mode";
			press-threshold-microvolt = <901000>;
		};

menu-key {
			linux,code = <KEY_PLAY>;
			label = "play";
			press-threshold-microvolt = <624000>;
		};

vol-down-key {
			linux,code = <KEY_VOLUMEDOWN>;
			label = "volume down";
			press-threshold-microvolt = <300000>;
		};

vol-up-key {
			linux,code = <KEY_VOLUMEUP>;
			label = "volume up";
			press-threshold-microvolt = <18000>;
		};
	};

gpio-keys {
		compatible = "gpio-keys";
		autorepeat;

pinctrl-names = "default";
		pinctrl-0 = <&pwr_key>;

power {
			gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_POWER>;
			label = "GPIO Key Power";
			debounce-interval = <100>;
			wakeup-source;
		};
	};

vcc12v_dcin: vcc12v-dcin {
		compatible = "regulator-fixed";
		regulator-name = "vcc12v_dcin";
		regulator-min-microvolt = <12000000>;
		regulator-max-microvolt = <12000000>;
		regulator-always-on;
		regulator-boot-on;
	};

vcc5v0_sys: vcc5v0-sys {
		compatible = "regulator-fixed";
		regulator-name = "vcc5v0_sys";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc12v_dcin>;
	};

vccio_sdio: vcc_1v8: vcc-1v8 {
		compatible = "regulator-fixed";
		regulator-name = "vcc_1v8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc_io>;
	};

vcc_ddr: vcc-ddr {
		compatible = "regulator-fixed";
		regulator-name = "vcc_ddr";
		regulator-min-microvolt = <1500000>;
		regulator-max-microvolt = <1500000>;
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc5v0_sys>;
	};

vcc_io: vcc-io {
		compatible = "regulator-fixed";
		regulator-name = "vcc_io";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc5v0_sys>;
	};

vccio_flash: vccio-flash {
		compatible = "regulator-fixed";
		regulator-name = "vccio_flash";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc_io>;
	};

vcc5v0_host: vcc5v0-host {
		compatible = "regulator-fixed";
		gpio = <&gpio0 RK_PC5 GPIO_ACTIVE_HIGH>;
		enable-active-high;
		pinctrl-names = "default";
		pinctrl-0 = <&usb_drv>;
		regulator-name = "vbus_host";
		vin-supply = <&vcc5v0_sys>;
	};

vdd_core: vdd-core {
		compatible = "pwm-regulator";
		pwms = <&pwm0 0 5000 1>;
		regulator-name = "vdd_core";
		regulator-min-microvolt = <827000>;
		regulator-max-microvolt = <1340000>;
		regulator-always-on;
		regulator-boot-on;
		regulator-settling-time-up-us = <250>;
		pwm-supply = <&vcc5v0_sys>;
	};

vdd_log: vdd-log {
		compatible = "regulator-fixed";
		regulator-name = "vdd_log";
		regulator-min-microvolt = <1050000>;
		regulator-max-microvolt = <1050000>;
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc5v0_sys>;
	};

vdd_1v0: vdd-1v0 {
		compatible = "regulator-fixed";
		regulator-name = "vdd_1v0";
		regulator-min-microvolt = <1000000>;
		regulator-max-microvolt = <1000000>;
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc5v0_sys>;
	};
};

&cpu0 {
	cpu-supply = <&vdd_core>;
};

&saradc {
	status = "okay";
	vref-supply = <&vcc_1v8>;
};

&pinctrl {
	pinctrl-names = "default";
	pinctrl-0 = <&rtc_32k>;

buttons {
		pwr_key: pwr-key {
			rockchip,pins = <0 RK_PA6 0 &pcfg_pull_up>;
		};
	};

usb {
		usb_drv: usb-drv {
			rockchip,pins = <0 RK_PC5 0 &pcfg_pull_none>;
		};
	};

sdio-pwrseq {
		wifi_enable_h: wifi-enable-h {
			rockchip,pins = <0 RK_PA2 0 &pcfg_pull_none>;
		};
	};
};

&pwm0 {
	status = "okay";
	pinctrl-0 = <&pwm0_pin_pull_down>;
};

&uart4 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart4_xfer>;
	status = "okay";
};

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Editing: rk3308-evb.dts

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