118 lines
2.2 KiB
Plaintext
118 lines
2.2 KiB
Plaintext
// SPDX-License-Identifier: (GPL-2.0+ or MIT)
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// Copyright (C) 2022 Samuel Holland <samuel@sholland.org>
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/leds/common.h>
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/dts-v1/;
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#include "sun20i-d1.dtsi"
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#include "sun20i-common-regulators.dtsi"
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/ {
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model = "Dongshan Nezha STU";
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compatible = "100ask,dongshan-nezha-stu", "allwinner,sun20i-d1";
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aliases {
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ethernet0 = &emac;
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serial0 = &uart0;
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};
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chosen {
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stdout-path = "serial0:115200n8";
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};
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leds {
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compatible = "gpio-leds";
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led-0 {
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color = <LED_COLOR_ID_GREEN>;
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function = LED_FUNCTION_STATUS;
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gpios = <&pio 2 1 GPIO_ACTIVE_HIGH>; /* PC1 */
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};
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};
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reg_usbvbus: usbvbus {
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compatible = "regulator-fixed";
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regulator-name = "usbvbus";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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gpio = <&pio 3 19 GPIO_ACTIVE_HIGH>; /* PD19 */
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enable-active-high;
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vin-supply = <®_vcc>;
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};
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/*
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* This regulator is PWM-controlled, but the PWM controller is not
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* yet supported, so fix the regulator to its default voltage.
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*/
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reg_vdd_cpu: vdd-cpu {
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compatible = "regulator-fixed";
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regulator-name = "vdd-cpu";
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <1100000>;
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vin-supply = <®_vcc>;
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};
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};
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&cpu0 {
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cpu-supply = <®_vdd_cpu>;
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};
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&dcxo {
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clock-frequency = <24000000>;
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};
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&ehci0 {
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status = "okay";
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};
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&emac {
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pinctrl-0 = <&rgmii_pe_pins>;
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pinctrl-names = "default";
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phy-handle = <&ext_rgmii_phy>;
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phy-mode = "rgmii-id";
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phy-supply = <®_vcc_3v3>;
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status = "okay";
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};
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&mdio {
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ext_rgmii_phy: ethernet-phy@1 {
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compatible = "ethernet-phy-ieee802.3-c22";
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reg = <1>;
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};
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};
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&mmc0 {
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broken-cd;
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bus-width = <4>;
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disable-wp;
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vmmc-supply = <®_vcc_3v3>;
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vqmmc-supply = <®_vcc_3v3>;
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pinctrl-0 = <&mmc0_pins>;
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pinctrl-names = "default";
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status = "okay";
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};
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&ohci0 {
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status = "okay";
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};
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&uart0 {
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pinctrl-0 = <&uart0_pb8_pins>;
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pinctrl-names = "default";
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status = "okay";
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};
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&usb_otg {
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dr_mode = "otg";
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status = "okay";
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};
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&usbphy {
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usb0_id_det-gpios = <&pio 3 21 GPIO_ACTIVE_HIGH>; /* PD21 */
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usb0_vbus_det-gpios = <&pio 3 20 GPIO_ACTIVE_HIGH>; /* PD20 */
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usb0_vbus-supply = <®_usbvbus>;
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status = "okay";
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};
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