1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright 2021 Conley Lee 4 * Conley Lee <conleylee@foxmail.com> 5 */ 6 7/dts-v1/; 8#include "sun7i-a20.dtsi" 9#include "sunxi-common-regulators.dtsi" 10 11#include <dt-bindings/gpio/gpio.h> 12#include <dt-bindings/interrupt-controller/irq.h> 13 14/ { 15 model = "HAOYU Electronics Marsboard A20"; 16 compatible = "haoyu,a20-marsboard", "allwinner,sun7i-a20"; 17 18 aliases { 19 serial0 = &uart0; 20 }; 21 22 chosen { 23 stdout-path = "serial0:115200n8"; 24 }; 25 26 hdmi-connector { 27 compatible = "hdmi-connector"; 28 type = "a"; 29 30 port { 31 hdmi_con_in: endpoint { 32 remote-endpoint = <&hdmi_out_con>; 33 }; 34 }; 35 }; 36}; 37 38&ahci { 39 target-supply = <®_ahci_5v>; 40 status = "okay"; 41}; 42 43&codec { 44 status = "okay"; 45}; 46 47&cpu0 { 48 cpu-supply = <®_dcdc2>; 49}; 50 51&de { 52 status = "okay"; 53}; 54 55&ehci0 { 56 status = "okay"; 57}; 58 59&ehci1 { 60 status = "okay"; 61}; 62 63&gmac { 64 pinctrl-names = "default"; 65 pinctrl-0 = <&gmac_mii_pins>, <&gmac_txerr>; 66 phy-handle = <&phy0>; 67 phy-mode = "mii"; 68 status = "okay"; 69}; 70 71&hdmi { 72 status = "okay"; 73}; 74 75&hdmi_out { 76 hdmi_out_con: endpoint { 77 remote-endpoint = <&hdmi_con_in>; 78 }; 79}; 80 81&i2c0 { 82 status = "okay"; 83 84 axp209: pmic@34 { 85 reg = <0x34>; 86 interrupt-parent = <&nmi_intc>; 87 interrupts = <0 IRQ_TYPE_LEVEL_LOW>; 88 }; 89}; 90 91&mmc0 { 92 vmmc-supply = <®_vcc3v3>; 93 bus-width = <4>; 94 cd-gpios = <&pio 7 10 GPIO_ACTIVE_LOW>; /* PH10 */ 95 status = "okay"; 96}; 97 98&gmac_mdio { 99 phy0: ethernet-phy@0 { 100 reg = <0>; 101 }; 102}; 103 104&ohci0 { 105 status = "okay"; 106}; 107 108&ohci1 { 109 status = "okay"; 110}; 111 112&otg_sram { 113 status = "okay"; 114}; 115 116&pio { 117 gmac_txerr: gmac-txerr-pin { 118 pins = "PA17"; 119 function = "gmac"; 120 }; 121}; 122 123®_ahci_5v { 124 status = "okay"; 125}; 126 127#include "axp209.dtsi" 128 129&ac_power_supply { 130 status = "okay"; 131}; 132 133®_dcdc2 { 134 regulator-always-on; 135 regulator-min-microvolt = <1000000>; 136 regulator-max-microvolt = <1450000>; 137 regulator-name = "vdd-cpu"; 138}; 139 140®_dcdc3 { 141 regulator-always-on; 142 regulator-min-microvolt = <1000000>; 143 regulator-max-microvolt = <1400000>; 144 regulator-name = "vdd-int-dll"; 145}; 146 147®_ldo1 { 148 regulator-name = "vdd-rtc"; 149}; 150 151®_ldo2 { 152 regulator-always-on; 153 regulator-min-microvolt = <3000000>; 154 regulator-max-microvolt = <3000000>; 155 regulator-name = "avcc"; 156}; 157 158®_usb1_vbus { 159 status = "okay"; 160}; 161 162®_usb2_vbus { 163 status = "okay"; 164}; 165 166&uart0 { 167 pinctrl-names = "default"; 168 pinctrl-0 = <&uart0_pb_pins>; 169 status = "okay"; 170}; 171 172&usb_otg { 173 dr_mode = "otg"; 174 status = "okay"; 175}; 176 177&usbphy { 178 usb0_id_det-gpios = <&pio 7 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PH4 */ 179 usb1_vbus-supply = <®_usb1_vbus>; 180 usb2_vbus-supply = <®_usb2_vbus>; 181 status = "okay"; 182}; 183