1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (C) 2023 Arm Ltd. 4 */ 5 6/dts-v1/; 7 8#include "sun50i-h616.dtsi" 9 10#include <dt-bindings/gpio/gpio.h> 11#include <dt-bindings/interrupt-controller/arm-gic.h> 12#include <dt-bindings/leds/common.h> 13 14/ { 15 model = "OrangePi Zero 2W"; 16 compatible = "xunlong,orangepi-zero2w", "allwinner,sun50i-h618"; 17 18 aliases { 19 serial0 = &uart0; 20 }; 21 22 chosen { 23 stdout-path = "serial0:115200n8"; 24 }; 25 26 leds { 27 compatible = "gpio-leds"; 28 29 led-0 { 30 function = LED_FUNCTION_STATUS; 31 color = <LED_COLOR_ID_GREEN>; 32 gpios = <&pio 2 13 GPIO_ACTIVE_HIGH>; /* PC13 */ 33 }; 34 }; 35 36 reg_vcc5v: vcc5v { 37 /* board wide 5V supply directly from the USB-C socket */ 38 compatible = "regulator-fixed"; 39 regulator-name = "vcc-5v"; 40 regulator-min-microvolt = <5000000>; 41 regulator-max-microvolt = <5000000>; 42 regulator-always-on; 43 }; 44 45 reg_vcc3v3: vcc3v3 { 46 /* SY8089 DC/DC converter */ 47 compatible = "regulator-fixed"; 48 regulator-name = "vcc-3v3"; 49 regulator-min-microvolt = <3300000>; 50 regulator-max-microvolt = <3300000>; 51 vin-supply = <®_vcc5v>; 52 regulator-always-on; 53 }; 54}; 55 56&ehci1 { 57 status = "okay"; 58}; 59 60/* USB 2 & 3 are on the FPC connector (or the exansion board) */ 61 62&mmc0 { 63 cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */ 64 bus-width = <4>; 65 vmmc-supply = <®_vcc3v3>; 66 status = "okay"; 67}; 68 69&ohci1 { 70 status = "okay"; 71}; 72 73&pio { 74 vcc-pc-supply = <®_dldo1>; 75 vcc-pf-supply = <®_dldo1>; /* internally via VCC-IO */ 76 vcc-pg-supply = <®_aldo1>; 77 vcc-ph-supply = <®_dldo1>; /* internally via VCC-IO */ 78 vcc-pi-supply = <®_dldo1>; 79}; 80 81&r_i2c { 82 status = "okay"; 83 84 axp313: pmic@36 { 85 compatible = "x-powers,axp313a"; 86 reg = <0x36>; 87 #interrupt-cells = <1>; 88 interrupt-controller; 89 interrupt-parent = <&pio>; 90 interrupts = <2 9 IRQ_TYPE_LEVEL_LOW>; /* PC9 */ 91 92 vin1-supply = <®_vcc5v>; 93 vin2-supply = <®_vcc5v>; 94 vin3-supply = <®_vcc5v>; 95 96 regulators { 97 /* Supplies VCC-PLL and DRAM */ 98 reg_aldo1: aldo1 { 99 regulator-always-on; 100 regulator-min-microvolt = <1800000>; 101 regulator-max-microvolt = <1800000>; 102 regulator-name = "vcc1v8"; 103 }; 104 105 /* Supplies VCC-IO, so needs to be always on. */ 106 reg_dldo1: dldo1 { 107 regulator-always-on; 108 regulator-min-microvolt = <3300000>; 109 regulator-max-microvolt = <3300000>; 110 regulator-name = "vcc3v3"; 111 }; 112 113 reg_dcdc1: dcdc1 { 114 regulator-always-on; 115 regulator-min-microvolt = <810000>; 116 regulator-max-microvolt = <990000>; 117 regulator-name = "vdd-gpu-sys"; 118 }; 119 120 reg_dcdc2: dcdc2 { 121 regulator-always-on; 122 regulator-min-microvolt = <810000>; 123 regulator-max-microvolt = <1100000>; 124 regulator-name = "vdd-cpu"; 125 }; 126 127 reg_dcdc3: dcdc3 { 128 regulator-always-on; 129 regulator-min-microvolt = <1100000>; 130 regulator-max-microvolt = <1100000>; 131 regulator-name = "vdd-dram"; 132 }; 133 }; 134 }; 135}; 136 137&spi0 { 138 status = "okay"; 139 pinctrl-names = "default"; 140 pinctrl-0 = <&spi0_pins>, <&spi0_cs0_pin>; 141 142 flash@0 { 143 #address-cells = <1>; 144 #size-cells = <1>; 145 compatible = "jedec,spi-nor"; 146 reg = <0>; 147 spi-max-frequency = <40000000>; 148 }; 149}; 150 151&uart0 { 152 pinctrl-names = "default"; 153 pinctrl-0 = <&uart0_ph_pins>; 154 status = "okay"; 155}; 156 157&usbotg { 158 /* 159 * PHY0 pins are connected to a USB-C socket, but a role switch 160 * is not implemented: both CC pins are pulled to GND. 161 * The VBUS pins power the device, so a fixed peripheral mode 162 * is the best choice. 163 * The board can be powered via GPIOs, in this case port0 *can* 164 * act as a host (with a cable/adapter ignoring CC), as VBUS is 165 * then provided by the GPIOs. Any user of this setup would 166 * need to adjust the DT accordingly: dr_mode set to "host", 167 * enabling OHCI0 and EHCI0. 168 */ 169 dr_mode = "peripheral"; 170 status = "okay"; 171}; 172 173&usbphy { 174 usb1_vbus-supply = <®_vcc5v>; 175 status = "okay"; 176}; 177