// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* FriendlyElec NanoPC-T4 board device tree source
*
* Copyright (c) 2018 FriendlyElec Computer Tech. Co., Ltd.
* (
http://www.friendlyarm.com)
*
* Copyright (c) 2018 Collabora Ltd.
*/
/dts-v1/;
#include "rk3399-nanopi4.dtsi"
/ {
model = "FriendlyElec NanoPC-T4";
compatible = "friendlyarm,nanopc-t4", "rockchip,rk3399";
vcc12v0_sys: regulator-vcc12v0-sys {
compatible = "regulator-fixed";
regulator-always-on;
regulator-boot-on;
regulator-max-microvolt = <12000000>;
regulator-min-microvolt = <12000000>;
regulator-name = "vcc12v0_sys";
};
vcc5v0_host0: regulator-vcc5v0-host0 {
compatible = "regulator-fixed";
regulator-always-on;
regulator-boot-on;
regulator-name = "vcc5v0_host0";
vin-supply = <&vcc5v0_sys>;
};
adc-keys {
compatible = "adc-keys";
io-channels = <&saradc 1>;
io-channel-names = "buttons";
keyup-threshold-microvolt = <1800000>;
poll-interval = <100>;
button-recovery {
label = "Recovery";
linux,code = <KEY_VENDOR>;
press-threshold-microvolt = <18000>;
};
};
ir-receiver {
compatible = "gpio-ir-receiver";
gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&ir_rx>;
};
fan: pwm-fan {
compatible = "pwm-fan";
/*
* With 20KHz PWM and an EVERCOOL EC4007H12SA fan, these levels
* work out to 0, ~1200, ~3000, and 5000RPM respectively.
*/
cooling-levels = <0 12 18 255>;
#cooling-cells = <2>;
fan-supply = <&vcc12v0_sys>;
pwms = <&pwm1 0 50000 0>;
};
};
&cpu_thermal {
trips {
cpu_warm: cpu_warm {
temperature = <55000>;
hysteresis = <2000>;
type = "active";
};
cpu_hot: cpu_hot {
temperature = <65000>;
hysteresis = <2000>;
type = "active";
};
};
cooling-maps {
map2 {
trip = <&cpu_warm>;
cooling-device = <&fan THERMAL_NO_LIMIT 1>;
};
map3 {
trip = <&cpu_hot>;
cooling-device = <&fan 2 THERMAL_NO_LIMIT>;
};
};
};
&pcie0 {
ep-gpios = <&gpio2 RK_PA4 GPIO_ACTIVE_HIGH>;
num-lanes = <4>;
vpcie3v3-supply = <&vcc3v3_sys>;
};
&pinctrl {
ir {
ir_rx: ir-rx {
/* external pullup to VCC3V3_SYS, despite being 1.8V :/ */
rockchip,pins = <0 RK_PA6 1 &pcfg_pull_none>;
};
};
};
&sdhci {
mmc-hs400-1_8v;
mmc-hs400-enhanced-strobe;
};
&u2phy0_host {
phy-supply = <&vcc5v0_host0>;
};
&u2phy1_host {
phy-supply = <&vcc5v0_host0>;
};
&vcc5v0_sys {
vin-supply = <&vcc12v0_sys>;
};
&vcc3v3_sys {
vin-supply = <&vcc12v0_sys>;
};
&vbus_typec {
enable-active-high;
gpios = <&gpio4 RK_PD2 GPIO_ACTIVE_HIGH>;
vin-supply = <&vcc5v0_sys>;
};
