1#include <dt-bindings/mfd/max77620.h> 2 3#include "tegra210.dtsi" 4 5/ { 6 model = "NVIDIA Jetson TX1"; 7 compatible = "nvidia,p2180", "nvidia,tegra210"; 8 9 aliases { 10 rtc0 = "/i2c@7000d000/pmic@3c"; 11 rtc1 = "/rtc@7000e000"; 12 serial0 = &uarta; 13 }; 14 15 chosen { 16 stdout-path = "serial0:115200n8"; 17 }; 18 19 memory { 20 device_type = "memory"; 21 reg = <0x0 0x80000000 0x1 0x0>; 22 }; 23 24 gpu@57000000 { 25 vdd-supply = <&vdd_gpu>; 26 }; 27 28 /* debug port */ 29 serial@70006000 { 30 status = "okay"; 31 }; 32 33 i2c@7000d000 { 34 status = "okay"; 35 clock-frequency = <400000>; 36 37 pmic: pmic@3c { 38 compatible = "maxim,max77620"; 39 reg = <0x3c>; 40 interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; 41 42 #interrupt-cells = <2>; 43 interrupt-controller; 44 45 #gpio-cells = <2>; 46 gpio-controller; 47 48 pinctrl-names = "default"; 49 pinctrl-0 = <&max77620_default>; 50 51 max77620_default: pinmux { 52 gpio0 { 53 pins = "gpio0"; 54 function = "gpio"; 55 }; 56 57 gpio1 { 58 pins = "gpio1"; 59 function = "fps-out"; 60 drive-push-pull = <1>; 61 maxim,active-fps-source = <MAX77620_FPS_SRC_0>; 62 maxim,active-fps-power-up-slot = <7>; 63 maxim,active-fps-power-down-slot = <0>; 64 }; 65 66 gpio2_3 { 67 pins = "gpio2", "gpio3"; 68 function = "fps-out"; 69 drive-open-drain = <1>; 70 maxim,active-fps-source = <MAX77620_FPS_SRC_0>; 71 }; 72 73 gpio4 { 74 pins = "gpio4"; 75 function = "32k-out1"; 76 }; 77 78 gpio5_6_7 { 79 pins = "gpio5", "gpio6", "gpio7"; 80 function = "gpio"; 81 drive-push-pull = <1>; 82 }; 83 }; 84 85 fps { 86 fps0 { 87 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>; 88 maxim,suspend-fps-time-period-us = <1280>; 89 }; 90 91 fps1 { 92 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>; 93 maxim,suspend-fps-time-period-us = <1280>; 94 }; 95 96 fps2 { 97 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>; 98 }; 99 }; 100 101 regulators { 102 in-ldo0-1-supply = <&vdd_pre>; 103 in-ldo7-8-supply = <&vdd_pre>; 104 in-sd3-supply = <&vdd_5v0_sys>; 105 106 vdd_soc: sd0 { 107 regulator-name = "VDD_SOC"; 108 regulator-min-microvolt = <600000>; 109 regulator-max-microvolt = <1400000>; 110 regulator-always-on; 111 regulator-boot-on; 112 113 regulator-enable-ramp-delay = <146>; 114 regulator-ramp-delay = <27500>; 115 116 maxim,active-fps-source = <MAX77620_FPS_SRC_1>; 117 }; 118 119 vdd_ddr: sd1 { 120 regulator-name = "VDD_DDR_1V1_PMIC"; 121 regulator-always-on; 122 regulator-boot-on; 123 124 regulator-enable-ramp-delay = <130>; 125 regulator-ramp-delay = <27500>; 126 127 maxim,active-fps-source = <MAX77620_FPS_SRC_0>; 128 }; 129 130 vdd_pre: sd2 { 131 regulator-name = "VDD_PRE_REG_1V35"; 132 regulator-min-microvolt = <1350000>; 133 regulator-max-microvolt = <1350000>; 134 135 regulator-enable-ramp-delay = <176>; 136 regulator-ramp-delay = <27500>; 137 138 maxim,active-fps-source = <MAX77620_FPS_SRC_1>; 139 }; 140 141 vdd_1v8: sd3 { 142 regulator-name = "VDD_1V8"; 143 regulator-min-microvolt = <1800000>; 144 regulator-max-microvolt = <1800000>; 145 regulator-always-on; 146 regulator-boot-on; 147 148 regulator-enable-ramp-delay = <242>; 149 regulator-ramp-delay = <27500>; 150 151 maxim,active-fps-source = <MAX77620_FPS_SRC_0>; 152 }; 153 154 vdd_sys_1v2: ldo0 { 155 regulator-name = "AVDD_SYS_1V2"; 156 regulator-min-microvolt = <1200000>; 157 regulator-max-microvolt = <1200000>; 158 regulator-always-on; 159 regulator-boot-on; 160 161 regulator-enable-ramp-delay = <26>; 162 regulator-ramp-delay = <100000>; 163 164 maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; 165 }; 166 167 vdd_pex_1v05: ldo1 { 168 regulator-name = "VDD_PEX_1V05"; 169 regulator-min-microvolt = <1050000>; 170 regulator-max-microvolt = <1050000>; 171 172 regulator-enable-ramp-delay = <22>; 173 regulator-ramp-delay = <100000>; 174 175 maxim,active-fps-source = <MAX77620_FPS_SRC_1>; 176 }; 177 178 vddio_sdmmc: ldo2 { 179 regulator-name = "VDDIO_SDMMC"; 180 /* 181 * Technically this supply should have 182 * a supported range from 1.8 - 3.3 V. 183 * However, that would cause the SDHCI 184 * driver to request 2.7 V upon access 185 * and that in turn will cause traffic 186 * to be broken. Leave it at 3.3 V for 187 * now. 188 */ 189 regulator-min-microvolt = <3300000>; 190 regulator-max-microvolt = <3300000>; 191 regulator-always-on; 192 regulator-boot-on; 193 194 regulator-enable-ramp-delay = <62>; 195 regulator-ramp-delay = <100000>; 196 197 maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; 198 }; 199 200 vdd_cam_hv: ldo3 { 201 regulator-name = "VDD_CAM_HV"; 202 regulator-min-microvolt = <2800000>; 203 regulator-max-microvolt = <2800000>; 204 205 regulator-enable-ramp-delay = <50>; 206 regulator-ramp-delay = <100000>; 207 208 maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; 209 }; 210 211 vdd_rtc: ldo4 { 212 regulator-name = "VDD_RTC"; 213 regulator-min-microvolt = <850000>; 214 regulator-max-microvolt = <850000>; 215 regulator-always-on; 216 regulator-boot-on; 217 218 regulator-enable-ramp-delay = <22>; 219 regulator-ramp-delay = <100000>; 220 221 maxim,active-fps-source = <MAX77620_FPS_SRC_0>; 222 }; 223 224 vdd_ts_hv: ldo5 { 225 regulator-name = "VDD_TS_HV"; 226 regulator-min-microvolt = <3300000>; 227 regulator-max-microvolt = <3300000>; 228 229 regulator-enable-ramp-delay = <62>; 230 regulator-ramp-delay = <100000>; 231 232 maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; 233 }; 234 235 vdd_ts: ldo6 { 236 regulator-name = "VDD_TS_1V8"; 237 regulator-min-microvolt = <1800000>; 238 regulator-max-microvolt = <1800000>; 239 240 regulator-enable-ramp-delay = <36>; 241 regulator-ramp-delay = <100000>; 242 243 maxim,active-fps-source = <MAX77620_FPS_SRC_0>; 244 maxim,active-fps-power-up-slot = <7>; 245 maxim,active-fps-power-down-slot = <0>; 246 }; 247 248 avdd_1v05_pll: ldo7 { 249 regulator-name = "AVDD_1V05_PLL"; 250 regulator-min-microvolt = <1050000>; 251 regulator-max-microvolt = <1050000>; 252 regulator-always-on; 253 regulator-boot-on; 254 255 regulator-enable-ramp-delay = <24>; 256 regulator-ramp-delay = <100000>; 257 258 maxim,active-fps-source = <MAX77620_FPS_SRC_1>; 259 }; 260 261 avdd_1v05: ldo8 { 262 regulator-name = "AVDD_SATA_HDMI_DP_1V05"; 263 regulator-min-microvolt = <1050000>; 264 regulator-max-microvolt = <1050000>; 265 266 regulator-enable-ramp-delay = <22>; 267 regulator-ramp-delay = <100000>; 268 269 maxim,active-fps-source = <MAX77620_FPS_SRC_1>; 270 }; 271 }; 272 }; 273 }; 274 275 pmc@7000e400 { 276 nvidia,invert-interrupt; 277 }; 278 279 /* eMMC */ 280 sdhci@700b0600 { 281 status = "okay"; 282 bus-width = <8>; 283 non-removable; 284 }; 285 286 clocks { 287 compatible = "simple-bus"; 288 #address-cells = <1>; 289 #size-cells = <0>; 290 291 clk32k_in: clock@0 { 292 compatible = "fixed-clock"; 293 reg = <0>; 294 #clock-cells = <0>; 295 clock-frequency = <32768>; 296 }; 297 }; 298 299 regulators { 300 vdd_gpu: regulator@100 { 301 compatible = "pwm-regulator"; 302 reg = <100>; 303 pwms = <&pwm 1 4880>; 304 regulator-name = "VDD_GPU"; 305 regulator-min-microvolt = <710000>; 306 regulator-max-microvolt = <1320000>; 307 enable-gpios = <&pmic 6 GPIO_ACTIVE_HIGH>; 308 regulator-ramp-delay = <80>; 309 regulator-enable-ramp-delay = <1000>; 310 }; 311 }; 312}; 313