1// SPDX-License-Identifier: (GPL-2.0 OR MIT) 2/* 3 * Copyright (c) 2026 SpacemiT (Hangzhou) Technology Co. Ltd 4 * Copyright (c) 2026 Guodong Xu <guodong@riscstar.com> 5 */ 6#include <dt-bindings/gpio/gpio.h> 7 8#include "k3.dtsi" 9#include "k3-pinctrl.dtsi" 10 11/ { 12 model = "SpacemiT K3 Pico-ITX"; 13 compatible = "spacemit,k3-pico-itx", "spacemit,k3"; 14 15 aliases { 16 ethernet0 = ð0; 17 serial0 = &uart0; 18 }; 19 20 chosen { 21 stdout-path = "serial0"; 22 }; 23 24 memory@100000000 { 25 device_type = "memory"; 26 reg = <0x1 0x00000000 0x4 0x00000000>; 27 }; 28 29 reg_aux_vcc5v: regulator-aux-vcc5v { 30 compatible = "regulator-fixed"; 31 regulator-name = "AUX_VCC5V"; 32 regulator-min-microvolt = <5000000>; 33 regulator-max-microvolt = <5000000>; 34 regulator-always-on; 35 }; 36}; 37 38&i2c8 { 39 pinctrl-names = "default"; 40 pinctrl-0 = <&i2c8_cfg>; 41 status = "okay"; 42 43 p1@41 { 44 compatible = "spacemit,p1"; 45 reg = <0x41>; 46 interrupts = <64 IRQ_TYPE_LEVEL_HIGH>; 47 vin1-supply = <®_aux_vcc5v>; 48 vin2-supply = <®_aux_vcc5v>; 49 vin3-supply = <®_aux_vcc5v>; 50 vin4-supply = <®_aux_vcc5v>; 51 vin5-supply = <®_aux_vcc5v>; 52 vin6-supply = <®_aux_vcc5v>; 53 aldoin-supply = <®_aux_vcc5v>; 54 dldoin1-supply = <&buck4>; 55 dldoin2-supply = <&buck4>; 56 57 regulators { 58 buck1: buck1 { 59 regulator-min-microvolt = <1050000>; 60 regulator-max-microvolt = <1050000>; 61 regulator-ramp-delay = <5000>; 62 regulator-always-on; 63 }; 64 65 buck2: buck2 { 66 regulator-min-microvolt = <1050000>; 67 regulator-max-microvolt = <1050000>; 68 regulator-ramp-delay = <5000>; 69 regulator-always-on; 70 }; 71 72 buck3: buck3 { 73 regulator-min-microvolt = <800000>; 74 regulator-max-microvolt = <800000>; 75 regulator-ramp-delay = <5000>; 76 regulator-always-on; 77 }; 78 79 buck4: buck4 { 80 regulator-min-microvolt = <2100000>; 81 regulator-max-microvolt = <2100000>; 82 regulator-ramp-delay = <5000>; 83 regulator-always-on; 84 }; 85 86 buck5: buck5 { 87 regulator-min-microvolt = <1800000>; 88 regulator-max-microvolt = <1800000>; 89 regulator-ramp-delay = <5000>; 90 regulator-always-on; 91 }; 92 93 buck6: buck6 { 94 regulator-min-microvolt = <500000>; 95 regulator-max-microvolt = <500000>; 96 regulator-ramp-delay = <5000>; 97 regulator-always-on; 98 }; 99 100 aldo1: aldo1 { 101 regulator-min-microvolt = <1800000>; 102 regulator-max-microvolt = <3300000>; 103 regulator-always-on; 104 regulator-boot-on; 105 }; 106 107 aldo2: aldo2 { 108 regulator-min-microvolt = <1800000>; 109 regulator-max-microvolt = <1800000>; 110 regulator-always-on; 111 regulator-boot-on; 112 }; 113 114 aldo3: aldo3 { 115 regulator-min-microvolt = <500000>; 116 regulator-max-microvolt = <3400000>; 117 }; 118 119 aldo4: aldo4 { 120 regulator-min-microvolt = <3300000>; 121 regulator-max-microvolt = <3300000>; 122 regulator-always-on; 123 regulator-boot-on; 124 }; 125 126 dldo1: dldo1 { 127 regulator-min-microvolt = <1200000>; 128 regulator-max-microvolt = <1200000>; 129 regulator-always-on; 130 regulator-boot-on; 131 }; 132 133 dldo2: dldo2 { 134 regulator-min-microvolt = <900000>; 135 regulator-max-microvolt = <900000>; 136 regulator-always-on; 137 regulator-boot-on; 138 }; 139 140 dldo3: dldo3 { 141 regulator-min-microvolt = <800000>; 142 regulator-max-microvolt = <800000>; 143 regulator-always-on; 144 regulator-boot-on; 145 }; 146 147 dldo4: dldo4 { 148 regulator-min-microvolt = <1800000>; 149 regulator-max-microvolt = <1800000>; 150 regulator-boot-on; 151 }; 152 153 dldo5: dldo5 { 154 regulator-min-microvolt = <1800000>; 155 regulator-max-microvolt = <1800000>; 156 regulator-always-on; 157 regulator-boot-on; 158 }; 159 160 dldo6: dldo6 { 161 regulator-min-microvolt = <1800000>; 162 regulator-max-microvolt = <1800000>; 163 regulator-always-on; 164 regulator-boot-on; 165 }; 166 167 dldo7: dldo7 { 168 regulator-min-microvolt = <1800000>; 169 regulator-max-microvolt = <1800000>; 170 regulator-always-on; 171 regulator-boot-on; 172 }; 173 }; 174 }; 175}; 176 177ð0 { 178 pinctrl-names = "default"; 179 pinctrl-0 = <&gmac0_rgmii_0_cfg>, <&gmac0_phy_0_cfg>; 180 phy-mode = "rgmii-id"; 181 phy-handle = <&phy0>; 182 status = "okay"; 183 184 mdio { 185 phy0: phy@1 { 186 compatible = "ethernet-phy-ieee802.3-c22"; 187 reg = <1>; 188 reset-gpios = <&gpio 0 15 GPIO_ACTIVE_LOW>; 189 reset-assert-us = <10000>; 190 reset-deassert-us = <10000>; 191 }; 192 }; 193}; 194 195&uart0 { 196 pinctrl-names = "default"; 197 pinctrl-0 = <&uart0_0_cfg>; 198 status = "okay"; 199}; 200