339 lines
7.3 KiB
Plaintext
339 lines
7.3 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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#include <dt-bindings/mfd/max77620.h>
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#include "tegra210.dtsi"
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/ {
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model = "NVIDIA Jetson TX1";
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compatible = "nvidia,p2180", "nvidia,tegra210";
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aliases {
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rtc0 = "/i2c@7000d000/pmic@3c";
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rtc1 = "/rtc@7000e000";
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serial0 = &uarta;
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};
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chosen {
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stdout-path = "serial0:115200n8";
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};
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memory {
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device_type = "memory";
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reg = <0x0 0x80000000 0x1 0x0>;
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};
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gpu@57000000 {
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vdd-supply = <&vdd_gpu>;
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};
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/* debug port */
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serial@70006000 {
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status = "okay";
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};
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i2c@7000d000 {
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status = "okay";
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clock-frequency = <400000>;
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pmic: pmic@3c {
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compatible = "maxim,max77620";
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reg = <0x3c>;
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interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
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#interrupt-cells = <2>;
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interrupt-controller;
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#gpio-cells = <2>;
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gpio-controller;
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pinctrl-names = "default";
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pinctrl-0 = <&max77620_default>;
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max77620_default: pinmux {
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gpio0 {
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pins = "gpio0";
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function = "gpio";
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};
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gpio1 {
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pins = "gpio1";
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function = "fps-out";
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drive-push-pull = <1>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
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maxim,active-fps-power-up-slot = <7>;
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maxim,active-fps-power-down-slot = <0>;
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};
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gpio2_3 {
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pins = "gpio2", "gpio3";
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function = "fps-out";
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drive-open-drain = <1>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
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};
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gpio4 {
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pins = "gpio4";
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function = "32k-out1";
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};
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gpio5_6_7 {
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pins = "gpio5", "gpio6", "gpio7";
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function = "gpio";
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drive-push-pull = <1>;
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};
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};
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fps {
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fps0 {
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maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
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maxim,suspend-fps-time-period-us = <1280>;
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};
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fps1 {
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maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>;
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maxim,suspend-fps-time-period-us = <1280>;
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};
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fps2 {
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maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
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};
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};
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regulators {
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in-ldo0-1-supply = <&vdd_pre>;
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in-ldo7-8-supply = <&vdd_pre>;
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in-sd3-supply = <&vdd_5v0_sys>;
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vdd_soc: sd0 {
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regulator-name = "VDD_SOC";
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regulator-min-microvolt = <600000>;
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regulator-max-microvolt = <1400000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-enable-ramp-delay = <146>;
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regulator-ramp-delay = <27500>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
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};
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vdd_ddr: sd1 {
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regulator-name = "VDD_DDR_1V1_PMIC";
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regulator-always-on;
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regulator-boot-on;
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regulator-enable-ramp-delay = <130>;
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regulator-ramp-delay = <27500>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
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};
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vdd_pre: sd2 {
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regulator-name = "VDD_PRE_REG_1V35";
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regulator-min-microvolt = <1350000>;
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regulator-max-microvolt = <1350000>;
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regulator-enable-ramp-delay = <176>;
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regulator-ramp-delay = <27500>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
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};
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vdd_1v8: sd3 {
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regulator-name = "VDD_1V8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-enable-ramp-delay = <242>;
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regulator-ramp-delay = <27500>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
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};
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vdd_sys_1v2: ldo0 {
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regulator-name = "AVDD_SYS_1V2";
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-enable-ramp-delay = <26>;
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regulator-ramp-delay = <100000>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;
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};
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vdd_pex_1v05: ldo1 {
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regulator-name = "VDD_PEX_1V05";
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regulator-min-microvolt = <1050000>;
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regulator-max-microvolt = <1050000>;
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regulator-enable-ramp-delay = <22>;
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regulator-ramp-delay = <100000>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
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};
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vddio_sdmmc: ldo2 {
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regulator-name = "VDDIO_SDMMC";
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/*
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* Technically this supply should have
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* a supported range from 1.8 - 3.3 V.
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* However, that would cause the SDHCI
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* driver to request 2.7 V upon access
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* and that in turn will cause traffic
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* to be broken. Leave it at 3.3 V for
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* now.
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*/
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-enable-ramp-delay = <62>;
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regulator-ramp-delay = <100000>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;
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};
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vdd_cam_hv: ldo3 {
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regulator-name = "VDD_CAM_HV";
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regulator-min-microvolt = <2800000>;
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regulator-max-microvolt = <2800000>;
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regulator-enable-ramp-delay = <50>;
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regulator-ramp-delay = <100000>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;
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};
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vdd_rtc: ldo4 {
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regulator-name = "VDD_RTC";
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regulator-min-microvolt = <850000>;
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regulator-max-microvolt = <850000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-enable-ramp-delay = <22>;
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regulator-ramp-delay = <100000>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
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};
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vdd_ts_hv: ldo5 {
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regulator-name = "VDD_TS_HV";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-enable-ramp-delay = <62>;
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regulator-ramp-delay = <100000>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;
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};
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vdd_ts: ldo6 {
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regulator-name = "VDD_TS_1V8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-enable-ramp-delay = <36>;
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regulator-ramp-delay = <100000>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
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maxim,active-fps-power-up-slot = <7>;
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maxim,active-fps-power-down-slot = <0>;
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};
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avdd_1v05_pll: ldo7 {
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regulator-name = "AVDD_1V05_PLL";
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regulator-min-microvolt = <1050000>;
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regulator-max-microvolt = <1050000>;
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regulator-always-on;
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regulator-boot-on;
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regulator-enable-ramp-delay = <24>;
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regulator-ramp-delay = <100000>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
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};
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avdd_1v05: ldo8 {
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regulator-name = "AVDD_SATA_HDMI_DP_1V05";
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regulator-min-microvolt = <1050000>;
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regulator-max-microvolt = <1050000>;
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regulator-enable-ramp-delay = <22>;
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regulator-ramp-delay = <100000>;
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maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
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};
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};
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};
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};
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pmc@7000e400 {
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nvidia,invert-interrupt;
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};
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/* eMMC */
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sdhci@700b0600 {
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status = "okay";
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bus-width = <8>;
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non-removable;
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vqmmc-supply = <&vdd_1v8>;
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};
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clocks {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <0>;
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clk32k_in: clock@0 {
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compatible = "fixed-clock";
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reg = <0>;
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#clock-cells = <0>;
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clock-frequency = <32768>;
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};
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};
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cpus {
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cpu@0 {
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enable-method = "psci";
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};
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cpu@1 {
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enable-method = "psci";
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};
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cpu@2 {
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enable-method = "psci";
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};
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cpu@3 {
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enable-method = "psci";
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};
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};
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psci {
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compatible = "arm,psci-0.2";
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method = "smc";
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};
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regulators {
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vdd_gpu: regulator@100 {
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compatible = "pwm-regulator";
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reg = <100>;
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pwms = <&pwm 1 4880>;
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regulator-name = "VDD_GPU";
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regulator-min-microvolt = <710000>;
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regulator-max-microvolt = <1320000>;
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enable-gpios = <&pmic 6 GPIO_ACTIVE_HIGH>;
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regulator-ramp-delay = <80>;
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regulator-enable-ramp-delay = <2000>;
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regulator-settling-time-us = <160>;
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};
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};
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};
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