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Diffstat (limited to 'arch/arm64/boot/dts/rockchip/rk3399-nanopc-t4.dts')
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diff --git a/arch/arm64/boot/dts/rockchip/rk3399-nanopc-t4.dts b/arch/arm64/boot/dts/rockchip/rk3399-nanopc-t4.dts
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+// 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: 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: 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>;
+
+ 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>;
+ };
+};
+
+&pinctrl {
+ ir {
+ ir_rx: ir-rx {
+ /* external pullup to VCC3V3_SYS, despite being 1.8V :/ */
+ rockchip,pins = <0 RK_PA6 RK_FUNC_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>;
+};