1// SPDX-License-Identifier: (GPL-2.0+ or MIT) 2/* 3 * Copyright (C) 2020 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 Zero2"; 16 compatible = "xunlong,orangepi-zero2", "allwinner,sun50i-h616"; 17 18 aliases { 19 ethernet0 = &emac0; 20 serial0 = &uart0; 21 }; 22 23 chosen { 24 stdout-path = "serial0:115200n8"; 25 }; 26 27 leds { 28 compatible = "gpio-leds"; 29 30 led-0 { 31 function = LED_FUNCTION_POWER; 32 color = <LED_COLOR_ID_RED>; 33 gpios = <&pio 2 12 GPIO_ACTIVE_HIGH>; /* PC12 */ 34 default-state = "on"; 35 }; 36 37 led-1 { 38 function = LED_FUNCTION_STATUS; 39 color = <LED_COLOR_ID_GREEN>; 40 gpios = <&pio 2 13 GPIO_ACTIVE_HIGH>; /* PC13 */ 41 }; 42 }; 43 44 reg_vcc5v: vcc5v { 45 /* board wide 5V supply directly from the USB-C socket */ 46 compatible = "regulator-fixed"; 47 regulator-name = "vcc-5v"; 48 regulator-min-microvolt = <5000000>; 49 regulator-max-microvolt = <5000000>; 50 regulator-always-on; 51 }; 52 53 reg_usb1_vbus: regulator-usb1-vbus { 54 compatible = "regulator-fixed"; 55 regulator-name = "usb1-vbus"; 56 regulator-min-microvolt = <5000000>; 57 regulator-max-microvolt = <5000000>; 58 vin-supply = <®_vcc5v>; 59 enable-active-high; 60 gpio = <&pio 2 16 GPIO_ACTIVE_HIGH>; /* PC16 */ 61 }; 62}; 63 64&ehci1 { 65 status = "okay"; 66}; 67 68/* USB 2 & 3 are on headers only. */ 69 70&emac0 { 71 pinctrl-names = "default"; 72 pinctrl-0 = <&ext_rgmii_pins>; 73 phy-mode = "rgmii"; 74 phy-handle = <&ext_rgmii_phy>; 75 phy-supply = <®_dcdce>; 76 allwinner,rx-delay-ps = <3100>; 77 allwinner,tx-delay-ps = <700>; 78 status = "okay"; 79}; 80 81&mdio0 { 82 ext_rgmii_phy: ethernet-phy@1 { 83 compatible = "ethernet-phy-ieee802.3-c22"; 84 reg = <1>; 85 }; 86}; 87 88&mmc0 { 89 vmmc-supply = <®_dcdce>; 90 cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */ 91 bus-width = <4>; 92 status = "okay"; 93}; 94 95&ohci1 { 96 status = "okay"; 97}; 98 99&r_rsb { 100 status = "okay"; 101 102 axp305: pmic@745 { 103 compatible = "x-powers,axp305", "x-powers,axp805", 104 "x-powers,axp806"; 105 interrupt-controller; 106 #interrupt-cells = <1>; 107 reg = <0x745>; 108 109 x-powers,self-working-mode; 110 vina-supply = <®_vcc5v>; 111 vinb-supply = <®_vcc5v>; 112 vinc-supply = <®_vcc5v>; 113 vind-supply = <®_vcc5v>; 114 vine-supply = <®_vcc5v>; 115 aldoin-supply = <®_vcc5v>; 116 bldoin-supply = <®_vcc5v>; 117 cldoin-supply = <®_vcc5v>; 118 119 regulators { 120 reg_aldo1: aldo1 { 121 regulator-always-on; 122 regulator-min-microvolt = <3300000>; 123 regulator-max-microvolt = <3300000>; 124 regulator-name = "vcc-sys"; 125 }; 126 127 reg_aldo2: aldo2 { /* 3.3V on headers */ 128 regulator-always-on; 129 regulator-min-microvolt = <3300000>; 130 regulator-max-microvolt = <3300000>; 131 regulator-name = "vcc3v3-ext"; 132 }; 133 134 reg_aldo3: aldo3 { /* 3.3V on headers */ 135 regulator-always-on; 136 regulator-min-microvolt = <3300000>; 137 regulator-max-microvolt = <3300000>; 138 regulator-name = "vcc3v3-ext2"; 139 }; 140 141 reg_bldo1: bldo1 { 142 regulator-always-on; 143 regulator-min-microvolt = <1800000>; 144 regulator-max-microvolt = <1800000>; 145 regulator-name = "vcc1v8"; 146 }; 147 148 bldo2 { 149 /* unused */ 150 }; 151 152 bldo3 { 153 /* unused */ 154 }; 155 156 bldo4 { 157 /* unused */ 158 }; 159 160 cldo1 { 161 /* reserved */ 162 }; 163 164 cldo2 { 165 /* unused */ 166 }; 167 168 cldo3 { 169 /* unused */ 170 }; 171 172 reg_dcdca: dcdca { 173 regulator-always-on; 174 regulator-min-microvolt = <810000>; 175 regulator-max-microvolt = <1100000>; 176 regulator-name = "vdd-cpu"; 177 }; 178 179 reg_dcdcc: dcdcc { 180 regulator-always-on; 181 regulator-min-microvolt = <810000>; 182 regulator-max-microvolt = <990000>; 183 regulator-name = "vdd-gpu-sys"; 184 }; 185 186 reg_dcdcd: dcdcd { 187 regulator-always-on; 188 regulator-min-microvolt = <1500000>; 189 regulator-max-microvolt = <1500000>; 190 regulator-name = "vdd-dram"; 191 }; 192 193 reg_dcdce: dcdce { 194 regulator-always-on; 195 regulator-min-microvolt = <3300000>; 196 regulator-max-microvolt = <3300000>; 197 regulator-name = "vcc-eth-mmc"; 198 }; 199 200 sw { 201 /* unused */ 202 }; 203 }; 204 }; 205}; 206 207&pio { 208 vcc-pc-supply = <®_aldo1>; 209 vcc-pf-supply = <®_aldo1>; 210 vcc-pg-supply = <®_bldo1>; 211 vcc-ph-supply = <®_aldo1>; 212 vcc-pi-supply = <®_aldo1>; 213}; 214 215&spi0 { 216 status = "okay"; 217 pinctrl-names = "default"; 218 pinctrl-0 = <&spi0_pins>, <&spi0_cs0_pin>; 219 220 flash@0 { 221 #address-cells = <1>; 222 #size-cells = <1>; 223 compatible = "jedec,spi-nor"; 224 reg = <0>; 225 spi-max-frequency = <40000000>; 226 }; 227}; 228 229&uart0 { 230 pinctrl-names = "default"; 231 pinctrl-0 = <&uart0_ph_pins>; 232 status = "okay"; 233}; 234 235&usbotg { 236 /* 237 * PHY0 pins are connected to a USB-C socket, but a role switch 238 * is not implemented: both CC pins are pulled to GND. 239 * The VBUS pins power the device, so a fixed peripheral mode 240 * is the best choice. 241 * The board can be powered via GPIOs, in this case port0 *can* 242 * act as a host (with a cable/adapter ignoring CC), as VBUS is 243 * then provided by the GPIOs. Any user of this setup would 244 * need to adjust the DT accordingly: dr_mode set to "host", 245 * enabling OHCI0 and EHCI0. 246 */ 247 dr_mode = "peripheral"; 248 status = "okay"; 249}; 250 251&usbphy { 252 usb1_vbus-supply = <®_usb1_vbus>; 253 status = "okay"; 254}; 255