1// SPDX-License-Identifier: GPL-2.0 2 3/ { 4 compatible = "nvidia,p3768-0000"; 5 6 aliases { 7 serial0 = &tcu; 8 }; 9 10 chosen { 11 stdout-path = "serial0:115200n8"; 12 }; 13 14 bus@0 { 15 i2c@3160000 { 16 status = "okay"; 17 18 eeprom@57 { 19 compatible = "atmel,24c02"; 20 reg = <0x57>; 21 22 label = "system"; 23 vcc-supply = <&vdd_1v8_sys>; 24 address-width = <8>; 25 pagesize = <8>; 26 size = <256>; 27 read-only; 28 }; 29 }; 30 31 serial@31d0000 { 32 current-speed = <115200>; 33 status = "okay"; 34 }; 35 36 pwm@32a0000 { 37 assigned-clocks = <&bpmp TEGRA234_CLK_PWM3>; 38 assigned-clock-parents = <&bpmp TEGRA234_CLK_PLLP_OUT0>; 39 status = "okay"; 40 }; 41 42 padctl@3520000 { 43 status = "okay"; 44 45 pads { 46 usb2 { 47 lanes { 48 usb2-0 { 49 nvidia,function = "xusb"; 50 status = "okay"; 51 }; 52 53 usb2-1 { 54 nvidia,function = "xusb"; 55 status = "okay"; 56 }; 57 58 usb2-2 { 59 nvidia,function = "xusb"; 60 status = "okay"; 61 }; 62 }; 63 }; 64 65 usb3 { 66 lanes { 67 usb3-0 { 68 nvidia,function = "xusb"; 69 status = "okay"; 70 }; 71 72 usb3-1 { 73 nvidia,function = "xusb"; 74 status = "okay"; 75 }; 76 }; 77 }; 78 }; 79 80 ports { 81 /* recovery port */ 82 usb2-0 { 83 mode = "otg"; 84 vbus-supply = <&vdd_5v0_sys>; 85 status = "okay"; 86 usb-role-switch; 87 }; 88 89 /* hub */ 90 usb2-1 { 91 mode = "host"; 92 vbus-supply = <&vdd_1v1_hub>; 93 status = "okay"; 94 }; 95 96 /* M.2 Key-E */ 97 usb2-2 { 98 mode = "host"; 99 vbus-supply = <&vdd_5v0_sys>; 100 status = "okay"; 101 }; 102 103 /* hub */ 104 usb3-0 { 105 nvidia,usb2-companion = <1>; 106 status = "okay"; 107 }; 108 109 /* J5 */ 110 usb3-1 { 111 nvidia,usb2-companion = <0>; 112 status = "okay"; 113 }; 114 }; 115 }; 116 117 usb@3550000 { 118 status = "okay"; 119 120 phys = <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-0}>, 121 <&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-1}>; 122 phy-names = "usb2-0", "usb3-0"; 123 }; 124 125 usb@3610000 { 126 status = "okay"; 127 128 phys = <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-0}>, 129 <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-1}>, 130 <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-2}>, 131 <&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-0}>, 132 <&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-1}>; 133 phy-names = "usb2-0", "usb2-1", "usb2-2", "usb3-0", 134 "usb3-1"; 135 }; 136 137 /* C1 - M.2 Key-E */ 138 pcie@14100000 { 139 status = "okay"; 140 141 vddio-pex-ctl-supply = <&vdd_1v8_ao>; 142 143 phys = <&p2u_hsio_3>; 144 phy-names = "p2u-0"; 145 }; 146 147 /* C4 - M.2 Key-M */ 148 pcie@14160000 { 149 status = "okay"; 150 151 vddio-pex-ctl-supply = <&vdd_1v8_ao>; 152 153 phys = <&p2u_hsio_4>, <&p2u_hsio_5>, <&p2u_hsio_6>, 154 <&p2u_hsio_7>; 155 phy-names = "p2u-0", "p2u-1", "p2u-2", "p2u-3"; 156 }; 157 158 /* C8 - Ethernet */ 159 pcie@140a0000 { 160 status = "okay"; 161 162 num-lanes = <2>; 163 164 phys = <&p2u_gbe_2>, <&p2u_gbe_3>; 165 phy-names = "p2u-0", "p2u-1"; 166 167 vddio-pex-ctl-supply = <&vdd_1v8_ao>; 168 vpcie3v3-supply = <&vdd_3v3_pcie>; 169 }; 170 171 /* C7 - M.2 Key-M */ 172 pcie@141e0000 { 173 status = "okay"; 174 175 vddio-pex-ctl-supply = <&vdd_1v8_ao>; 176 177 phys = <&p2u_gbe_0>, <&p2u_gbe_1>; 178 phy-names = "p2u-0", "p2u-1"; 179 }; 180 }; 181 182 gpio-keys { 183 compatible = "gpio-keys"; 184 185 key-force-recovery { 186 label = "Force Recovery"; 187 gpios = <&gpio TEGRA234_MAIN_GPIO(G, 0) GPIO_ACTIVE_LOW>; 188 linux,input-type = <EV_KEY>; 189 linux,code = <BTN_1>; 190 }; 191 192 key-power { 193 label = "Power"; 194 gpios = <&gpio_aon TEGRA234_AON_GPIO(EE, 4) GPIO_ACTIVE_LOW>; 195 linux,input-type = <EV_KEY>; 196 linux,code = <KEY_POWER>; 197 wakeup-event-action = <EV_ACT_ASSERTED>; 198 wakeup-source; 199 }; 200 201 key-suspend { 202 label = "Suspend"; 203 gpios = <&gpio TEGRA234_MAIN_GPIO(G, 2) GPIO_ACTIVE_LOW>; 204 linux,input-type = <EV_KEY>; 205 linux,code = <KEY_SLEEP>; 206 }; 207 }; 208 209 fan: pwm-fan { 210 compatible = "pwm-fan"; 211 pwms = <&pwm3 0 45334>; 212 #cooling-cells = <2>; 213 }; 214 215 vdd_1v8_sys: regulator-vdd-1v8-sys { 216 compatible = "regulator-fixed"; 217 regulator-name = "VDD_1V8_SYS"; 218 regulator-min-microvolt = <1800000>; 219 regulator-max-microvolt = <1800000>; 220 regulator-always-on; 221 }; 222 223 vdd_1v1_hub: regulator-vdd-1v1-hub { 224 compatible = "regulator-fixed"; 225 regulator-name = "VDD_AV10_HUB"; 226 regulator-min-microvolt = <1100000>; 227 regulator-max-microvolt = <1100000>; 228 vin-supply = <&vdd_5v0_sys>; 229 regulator-always-on; 230 }; 231 232 vdd_3v3_pcie: regulator-vdd-3v3-pcie { 233 compatible = "regulator-fixed"; 234 regulator-name = "VDD_3V3_PCIE"; 235 regulator-min-microvolt = <3300000>; 236 regulator-max-microvolt = <3300000>; 237 gpio = <&gpio_aon TEGRA234_AON_GPIO(AA, 5) GPIO_ACTIVE_HIGH>; 238 enable-active-high; 239 }; 240 241 serial { 242 status = "okay"; 243 }; 244}; 245