| // SPDX-License-Identifier: GPL-2.0 |
| #include <dt-bindings/mfd/max77620.h> |
| |
| #include "tegra210.dtsi" |
| |
| / { |
| model = "NVIDIA Jetson TX1"; |
| compatible = "nvidia,p2180", "nvidia,tegra210"; |
| |
| aliases { |
| rtc0 = "/i2c@7000d000/pmic@3c"; |
| rtc1 = "/rtc@7000e000"; |
| serial0 = &uarta; |
| }; |
| |
| chosen { |
| stdout-path = "serial0:115200n8"; |
| }; |
| |
| memory { |
| device_type = "memory"; |
| reg = <0x0 0x80000000 0x1 0x0>; |
| }; |
| |
| gpu@57000000 { |
| vdd-supply = <&vdd_gpu>; |
| }; |
| |
| /* debug port */ |
| serial@70006000 { |
| status = "okay"; |
| }; |
| |
| i2c@7000d000 { |
| status = "okay"; |
| clock-frequency = <400000>; |
| |
| pmic: pmic@3c { |
| compatible = "maxim,max77620"; |
| reg = <0x3c>; |
| interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; |
| |
| #interrupt-cells = <2>; |
| interrupt-controller; |
| |
| #gpio-cells = <2>; |
| gpio-controller; |
| |
| pinctrl-names = "default"; |
| pinctrl-0 = <&max77620_default>; |
| |
| max77620_default: pinmux { |
| gpio0 { |
| pins = "gpio0"; |
| function = "gpio"; |
| }; |
| |
| gpio1 { |
| pins = "gpio1"; |
| function = "fps-out"; |
| drive-push-pull = <1>; |
| maxim,active-fps-source = <MAX77620_FPS_SRC_0>; |
| maxim,active-fps-power-up-slot = <7>; |
| maxim,active-fps-power-down-slot = <0>; |
| }; |
| |
| gpio2_3 { |
| pins = "gpio2", "gpio3"; |
| function = "fps-out"; |
| drive-open-drain = <1>; |
| maxim,active-fps-source = <MAX77620_FPS_SRC_0>; |
| }; |
| |
| gpio4 { |
| pins = "gpio4"; |
| function = "32k-out1"; |
| }; |
| |
| gpio5_6_7 { |
| pins = "gpio5", "gpio6", "gpio7"; |
| function = "gpio"; |
| drive-push-pull = <1>; |
| }; |
| }; |
| |
| fps { |
| fps0 { |
| maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>; |
| maxim,suspend-fps-time-period-us = <1280>; |
| }; |
| |
| fps1 { |
| maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>; |
| maxim,suspend-fps-time-period-us = <1280>; |
| }; |
| |
| fps2 { |
| maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>; |
| }; |
| }; |
| |
| regulators { |
| in-ldo0-1-supply = <&vdd_pre>; |
| in-ldo7-8-supply = <&vdd_pre>; |
| in-sd3-supply = <&vdd_5v0_sys>; |
| |
| vdd_soc: sd0 { |
| regulator-name = "VDD_SOC"; |
| regulator-min-microvolt = <600000>; |
| regulator-max-microvolt = <1400000>; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| regulator-enable-ramp-delay = <146>; |
| regulator-ramp-delay = <27500>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_1>; |
| }; |
| |
| vdd_ddr: sd1 { |
| regulator-name = "VDD_DDR_1V1_PMIC"; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| regulator-enable-ramp-delay = <130>; |
| regulator-ramp-delay = <27500>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_0>; |
| }; |
| |
| vdd_pre: sd2 { |
| regulator-name = "VDD_PRE_REG_1V35"; |
| regulator-min-microvolt = <1350000>; |
| regulator-max-microvolt = <1350000>; |
| |
| regulator-enable-ramp-delay = <176>; |
| regulator-ramp-delay = <27500>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_1>; |
| }; |
| |
| vdd_1v8: sd3 { |
| regulator-name = "VDD_1V8"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| regulator-enable-ramp-delay = <242>; |
| regulator-ramp-delay = <27500>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_0>; |
| }; |
| |
| vdd_sys_1v2: ldo0 { |
| regulator-name = "AVDD_SYS_1V2"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <1200000>; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| regulator-enable-ramp-delay = <26>; |
| regulator-ramp-delay = <100000>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; |
| }; |
| |
| vdd_pex_1v05: ldo1 { |
| regulator-name = "VDD_PEX_1V05"; |
| regulator-min-microvolt = <1050000>; |
| regulator-max-microvolt = <1050000>; |
| |
| regulator-enable-ramp-delay = <22>; |
| regulator-ramp-delay = <100000>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_1>; |
| }; |
| |
| vddio_sdmmc: ldo2 { |
| regulator-name = "VDDIO_SDMMC"; |
| /* |
| * Technically this supply should have |
| * a supported range from 1.8 - 3.3 V. |
| * However, that would cause the SDHCI |
| * driver to request 2.7 V upon access |
| * and that in turn will cause traffic |
| * to be broken. Leave it at 3.3 V for |
| * now. |
| */ |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| regulator-enable-ramp-delay = <62>; |
| regulator-ramp-delay = <100000>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; |
| }; |
| |
| vdd_cam_hv: ldo3 { |
| regulator-name = "VDD_CAM_HV"; |
| regulator-min-microvolt = <2800000>; |
| regulator-max-microvolt = <2800000>; |
| |
| regulator-enable-ramp-delay = <50>; |
| regulator-ramp-delay = <100000>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; |
| }; |
| |
| vdd_rtc: ldo4 { |
| regulator-name = "VDD_RTC"; |
| regulator-min-microvolt = <850000>; |
| regulator-max-microvolt = <850000>; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| regulator-enable-ramp-delay = <22>; |
| regulator-ramp-delay = <100000>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_0>; |
| }; |
| |
| vdd_ts_hv: ldo5 { |
| regulator-name = "VDD_TS_HV"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| |
| regulator-enable-ramp-delay = <62>; |
| regulator-ramp-delay = <100000>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; |
| }; |
| |
| vdd_ts: ldo6 { |
| regulator-name = "VDD_TS_1V8"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| |
| regulator-enable-ramp-delay = <36>; |
| regulator-ramp-delay = <100000>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_0>; |
| maxim,active-fps-power-up-slot = <7>; |
| maxim,active-fps-power-down-slot = <0>; |
| }; |
| |
| avdd_1v05_pll: ldo7 { |
| regulator-name = "AVDD_1V05_PLL"; |
| regulator-min-microvolt = <1050000>; |
| regulator-max-microvolt = <1050000>; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| regulator-enable-ramp-delay = <24>; |
| regulator-ramp-delay = <100000>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_1>; |
| }; |
| |
| avdd_1v05: ldo8 { |
| regulator-name = "AVDD_SATA_HDMI_DP_1V05"; |
| regulator-min-microvolt = <1050000>; |
| regulator-max-microvolt = <1050000>; |
| |
| regulator-enable-ramp-delay = <22>; |
| regulator-ramp-delay = <100000>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_1>; |
| }; |
| }; |
| }; |
| }; |
| |
| pmc@7000e400 { |
| nvidia,invert-interrupt; |
| }; |
| |
| /* eMMC */ |
| sdhci@700b0600 { |
| status = "okay"; |
| bus-width = <8>; |
| non-removable; |
| }; |
| |
| clocks { |
| compatible = "simple-bus"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| clk32k_in: clock@0 { |
| compatible = "fixed-clock"; |
| reg = <0>; |
| #clock-cells = <0>; |
| clock-frequency = <32768>; |
| }; |
| }; |
| |
| regulators { |
| vdd_gpu: regulator@100 { |
| compatible = "pwm-regulator"; |
| reg = <100>; |
| pwms = <&pwm 1 4880>; |
| regulator-name = "VDD_GPU"; |
| regulator-min-microvolt = <710000>; |
| regulator-max-microvolt = <1320000>; |
| enable-gpios = <&pmic 6 GPIO_ACTIVE_HIGH>; |
| regulator-ramp-delay = <80>; |
| regulator-enable-ramp-delay = <1000>; |
| }; |
| }; |
| }; |
