arch/arm64/boot/dts/nvidia/tegra234-p3768-0000.dtsi

   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 };