1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (C) 2020 Arm Ltd. 4 * 5 * DT nodes common between Orange Pi Zero 2 and Orange Pi Zero 3. 6 * Excludes PMIC nodes and properties, since they are different between the two. 7 */ 8 9#include "sun50i-h616.dtsi" 10 11#include <dt-bindings/gpio/gpio.h> 12#include <dt-bindings/interrupt-controller/arm-gic.h> 13#include <dt-bindings/leds/common.h> 14 15/ { 16 aliases { 17 ethernet0 = &emac0; 18 serial0 = &uart0; 19 }; 20 21 chosen { 22 stdout-path = "serial0:115200n8"; 23 }; 24 25 leds { 26 compatible = "gpio-leds"; 27 28 led-0 { 29 function = LED_FUNCTION_POWER; 30 color = <LED_COLOR_ID_RED>; 31 gpios = <&pio 2 12 GPIO_ACTIVE_HIGH>; /* PC12 */ 32 default-state = "on"; 33 }; 34 35 led-1 { 36 function = LED_FUNCTION_STATUS; 37 color = <LED_COLOR_ID_GREEN>; 38 gpios = <&pio 2 13 GPIO_ACTIVE_HIGH>; /* PC13 */ 39 }; 40 }; 41 42 reg_vcc5v: vcc5v { 43 /* board wide 5V supply directly from the USB-C socket */ 44 compatible = "regulator-fixed"; 45 regulator-name = "vcc-5v"; 46 regulator-min-microvolt = <5000000>; 47 regulator-max-microvolt = <5000000>; 48 regulator-always-on; 49 }; 50 51 reg_usb1_vbus: regulator-usb1-vbus { 52 compatible = "regulator-fixed"; 53 regulator-name = "usb1-vbus"; 54 regulator-min-microvolt = <5000000>; 55 regulator-max-microvolt = <5000000>; 56 vin-supply = <®_vcc5v>; 57 enable-active-high; 58 gpio = <&pio 2 16 GPIO_ACTIVE_HIGH>; /* PC16 */ 59 }; 60}; 61 62&ehci1 { 63 status = "okay"; 64}; 65 66/* USB 2 & 3 are on headers only. */ 67 68&emac0 { 69 pinctrl-names = "default"; 70 pinctrl-0 = <&ext_rgmii_pins>; 71 phy-mode = "rgmii"; 72 phy-handle = <&ext_rgmii_phy>; 73 allwinner,rx-delay-ps = <3100>; 74 allwinner,tx-delay-ps = <700>; 75 status = "okay"; 76}; 77 78&mdio0 { 79 ext_rgmii_phy: ethernet-phy@1 { 80 compatible = "ethernet-phy-ieee802.3-c22"; 81 reg = <1>; 82 }; 83}; 84 85&mmc0 { 86 cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */ 87 bus-width = <4>; 88 status = "okay"; 89}; 90 91&ohci1 { 92 status = "okay"; 93}; 94 95&spi0 { 96 status = "okay"; 97 pinctrl-names = "default"; 98 pinctrl-0 = <&spi0_pins>, <&spi0_cs0_pin>; 99 100 flash@0 { 101 #address-cells = <1>; 102 #size-cells = <1>; 103 compatible = "jedec,spi-nor"; 104 reg = <0>; 105 spi-max-frequency = <40000000>; 106 }; 107}; 108 109&uart0 { 110 pinctrl-names = "default"; 111 pinctrl-0 = <&uart0_ph_pins>; 112 status = "okay"; 113}; 114 115&usbotg { 116 /* 117 * PHY0 pins are connected to a USB-C socket, but a role switch 118 * is not implemented: both CC pins are pulled to GND. 119 * The VBUS pins power the device, so a fixed peripheral mode 120 * is the best choice. 121 * The board can be powered via GPIOs, in this case port0 *can* 122 * act as a host (with a cable/adapter ignoring CC), as VBUS is 123 * then provided by the GPIOs. Any user of this setup would 124 * need to adjust the DT accordingly: dr_mode set to "host", 125 * enabling OHCI0 and EHCI0. 126 */ 127 dr_mode = "peripheral"; 128 status = "okay"; 129}; 130 131&usbphy { 132 usb1_vbus-supply = <®_usb1_vbus>; 133 status = "okay"; 134}; 135