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