0001 // SPDX-License-Identifier: GPL-2.0
0002 #include <dt-bindings/mfd/max77620.h>
0003
0004 #include "tegra210.dtsi"
0005
0006 / {
0007 model = "NVIDIA Jetson TX1";
0008 compatible = "nvidia,p2180", "nvidia,tegra210";
0009
0010 aliases {
0011 rtc0 = "/i2c@7000d000/pmic@3c";
0012 rtc1 = "/rtc@7000e000";
0013 serial0 = &uarta;
0014 };
0015
0016 chosen {
0017 stdout-path = "serial0:115200n8";
0018 };
0019
0020 memory@80000000 {
0021 device_type = "memory";
0022 reg = <0x0 0x80000000 0x1 0x0>;
0023 };
0024
0025 gpu@57000000 {
0026 vdd-supply = <&vdd_gpu>;
0027 };
0028
0029 /* debug port */
0030 serial@70006000 {
0031 status = "okay";
0032 };
0033
0034 i2c@7000d000 {
0035 status = "okay";
0036 clock-frequency = <400000>;
0037
0038 pmic: pmic@3c {
0039 compatible = "maxim,max77620";
0040 reg = <0x3c>;
0041 interrupt-parent = <&tegra_pmc>;
0042 interrupts = <51 IRQ_TYPE_LEVEL_LOW>;
0043
0044 #interrupt-cells = <2>;
0045 interrupt-controller;
0046
0047 #gpio-cells = <2>;
0048 gpio-controller;
0049
0050 pinctrl-names = "default";
0051 pinctrl-0 = <&max77620_default>;
0052
0053 max77620_default: pinmux {
0054 gpio0 {
0055 pins = "gpio0";
0056 function = "gpio";
0057 };
0058
0059 gpio1 {
0060 pins = "gpio1";
0061 function = "fps-out";
0062 drive-push-pull = <1>;
0063 maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
0064 maxim,active-fps-power-up-slot = <7>;
0065 maxim,active-fps-power-down-slot = <0>;
0066 };
0067
0068 gpio2_3 {
0069 pins = "gpio2", "gpio3";
0070 function = "fps-out";
0071 drive-open-drain = <1>;
0072 maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
0073 };
0074
0075 gpio4 {
0076 pins = "gpio4";
0077 function = "32k-out1";
0078 };
0079
0080 gpio5_6_7 {
0081 pins = "gpio5", "gpio6", "gpio7";
0082 function = "gpio";
0083 drive-push-pull = <1>;
0084 };
0085 };
0086
0087 fps {
0088 fps0 {
0089 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
0090 maxim,suspend-fps-time-period-us = <1280>;
0091 };
0092
0093 fps1 {
0094 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>;
0095 maxim,suspend-fps-time-period-us = <1280>;
0096 };
0097
0098 fps2 {
0099 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
0100 };
0101 };
0102
0103 regulators {
0104 in-ldo0-1-supply = <&vdd_pre>;
0105 in-ldo7-8-supply = <&vdd_pre>;
0106 in-sd3-supply = <&vdd_5v0_sys>;
0107
0108 vdd_soc: sd0 {
0109 regulator-name = "VDD_SOC";
0110 regulator-min-microvolt = <600000>;
0111 regulator-max-microvolt = <1400000>;
0112 regulator-always-on;
0113 regulator-boot-on;
0114
0115 regulator-enable-ramp-delay = <146>;
0116 regulator-ramp-delay = <27500>;
0117
0118 maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
0119 };
0120
0121 vdd_ddr: sd1 {
0122 regulator-name = "VDD_DDR_1V1_PMIC";
0123 regulator-always-on;
0124 regulator-boot-on;
0125
0126 regulator-enable-ramp-delay = <130>;
0127 regulator-ramp-delay = <27500>;
0128
0129 maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
0130 };
0131
0132 vdd_pre: sd2 {
0133 regulator-name = "VDD_PRE_REG_1V35";
0134 regulator-min-microvolt = <1350000>;
0135 regulator-max-microvolt = <1350000>;
0136
0137 regulator-enable-ramp-delay = <176>;
0138 regulator-ramp-delay = <27500>;
0139
0140 maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
0141 };
0142
0143 vdd_1v8: sd3 {
0144 regulator-name = "VDD_1V8";
0145 regulator-min-microvolt = <1800000>;
0146 regulator-max-microvolt = <1800000>;
0147 regulator-always-on;
0148 regulator-boot-on;
0149
0150 regulator-enable-ramp-delay = <242>;
0151 regulator-ramp-delay = <27500>;
0152
0153 maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
0154 };
0155
0156 vdd_sys_1v2: ldo0 {
0157 regulator-name = "AVDD_SYS_1V2";
0158 regulator-min-microvolt = <1200000>;
0159 regulator-max-microvolt = <1200000>;
0160 regulator-always-on;
0161 regulator-boot-on;
0162
0163 regulator-enable-ramp-delay = <26>;
0164 regulator-ramp-delay = <100000>;
0165
0166 maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;
0167 };
0168
0169 vdd_pex_1v05: ldo1 {
0170 regulator-name = "VDD_PEX_1V05";
0171 regulator-min-microvolt = <1050000>;
0172 regulator-max-microvolt = <1050000>;
0173
0174 regulator-enable-ramp-delay = <22>;
0175 regulator-ramp-delay = <100000>;
0176
0177 maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
0178 };
0179
0180 vddio_sdmmc: ldo2 {
0181 regulator-name = "VDDIO_SDMMC";
0182 regulator-min-microvolt = <1800000>;
0183 regulator-max-microvolt = <3300000>;
0184 regulator-always-on;
0185 regulator-boot-on;
0186
0187 regulator-enable-ramp-delay = <62>;
0188 regulator-ramp-delay = <100000>;
0189
0190 maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;
0191 };
0192
0193 vdd_cam_hv: ldo3 {
0194 regulator-name = "VDD_CAM_HV";
0195 regulator-min-microvolt = <2800000>;
0196 regulator-max-microvolt = <2800000>;
0197
0198 regulator-enable-ramp-delay = <50>;
0199 regulator-ramp-delay = <100000>;
0200
0201 maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;
0202 };
0203
0204 vdd_rtc: ldo4 {
0205 regulator-name = "VDD_RTC";
0206 regulator-min-microvolt = <850000>;
0207 regulator-max-microvolt = <850000>;
0208 regulator-always-on;
0209 regulator-boot-on;
0210
0211 regulator-enable-ramp-delay = <22>;
0212 regulator-ramp-delay = <100000>;
0213
0214 maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
0215 };
0216
0217 vdd_ts_hv: ldo5 {
0218 regulator-name = "VDD_TS_HV";
0219 regulator-min-microvolt = <3300000>;
0220 regulator-max-microvolt = <3300000>;
0221
0222 regulator-enable-ramp-delay = <62>;
0223 regulator-ramp-delay = <100000>;
0224
0225 maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;
0226 };
0227
0228 vdd_ts: ldo6 {
0229 regulator-name = "VDD_TS_1V8";
0230 regulator-min-microvolt = <1800000>;
0231 regulator-max-microvolt = <1800000>;
0232
0233 regulator-enable-ramp-delay = <36>;
0234 regulator-ramp-delay = <100000>;
0235
0236 maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
0237 maxim,active-fps-power-up-slot = <7>;
0238 maxim,active-fps-power-down-slot = <0>;
0239 };
0240
0241 avdd_1v05_pll: ldo7 {
0242 regulator-name = "AVDD_1V05_PLL";
0243 regulator-min-microvolt = <1050000>;
0244 regulator-max-microvolt = <1050000>;
0245 regulator-always-on;
0246 regulator-boot-on;
0247
0248 regulator-enable-ramp-delay = <24>;
0249 regulator-ramp-delay = <100000>;
0250
0251 maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
0252 };
0253
0254 avdd_1v05: ldo8 {
0255 regulator-name = "AVDD_SATA_HDMI_DP_1V05";
0256 regulator-min-microvolt = <1050000>;
0257 regulator-max-microvolt = <1050000>;
0258
0259 regulator-enable-ramp-delay = <22>;
0260 regulator-ramp-delay = <100000>;
0261
0262 maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
0263 };
0264 };
0265 };
0266 };
0267
0268 i2c@7000c500 {
0269 status = "okay";
0270
0271 /* module ID EEPROM */
0272 eeprom@50 {
0273 compatible = "atmel,24c02";
0274 reg = <0x50>;
0275
0276 label = "module";
0277 vcc-supply = <&vdd_1v8>;
0278 address-width = <8>;
0279 pagesize = <8>;
0280 size = <256>;
0281 read-only;
0282 };
0283 };
0284
0285 pmc@7000e400 {
0286 nvidia,invert-interrupt;
0287 nvidia,suspend-mode = <0>;
0288 nvidia,cpu-pwr-good-time = <0>;
0289 nvidia,cpu-pwr-off-time = <0>;
0290 nvidia,core-pwr-good-time = <4587 3876>;
0291 nvidia,core-pwr-off-time = <39065>;
0292 nvidia,core-power-req-active-high;
0293 nvidia,sys-clock-req-active-high;
0294 };
0295
0296 /* eMMC */
0297 mmc@700b0600 {
0298 status = "okay";
0299 bus-width = <8>;
0300 non-removable;
0301 vqmmc-supply = <&vdd_1v8>;
0302 };
0303
0304 clk32k_in: clock-32k {
0305 compatible = "fixed-clock";
0306 clock-frequency = <32768>;
0307 #clock-cells = <0>;
0308 };
0309
0310 cpus {
0311 cpu@0 {
0312 enable-method = "psci";
0313 };
0314
0315 cpu@1 {
0316 enable-method = "psci";
0317 };
0318
0319 cpu@2 {
0320 enable-method = "psci";
0321 };
0322
0323 cpu@3 {
0324 enable-method = "psci";
0325 };
0326
0327 idle-states {
0328 cpu-sleep {
0329 status = "okay";
0330 };
0331 };
0332 };
0333
0334 psci {
0335 compatible = "arm,psci-0.2";
0336 method = "smc";
0337 };
0338
0339 vdd_gpu: regulator-vdd-gpu {
0340 compatible = "pwm-regulator";
0341 pwms = <&pwm 1 8000>;
0342 regulator-name = "VDD_GPU";
0343 regulator-min-microvolt = <710000>;
0344 regulator-max-microvolt = <1320000>;
0345 enable-gpios = <&pmic 6 GPIO_ACTIVE_HIGH>;
0346 regulator-ramp-delay = <80>;
0347 regulator-enable-ramp-delay = <2000>;
0348 regulator-settling-time-us = <160>;
0349 };
0350 };
