u-boot/arch/arm/dts/imx8mn-evk.dts

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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright 2019 NXP
*/
/dts-v1/;
#include "imx8mn.dtsi"
#include "imx8mn-evk.dtsi"
#include <dt-bindings/interrupt-controller/irq.h>
/ {
model = "NXP i.MX8MNano EVK board";
compatible = "fsl,imx8mn-evk", "fsl,imx8mn";
};
&A53_0 {
cpu-supply = <&buck2>;
};
&A53_1 {
cpu-supply = <&buck2>;
};
&A53_2 {
cpu-supply = <&buck2>;
};
&A53_3 {
cpu-supply = <&buck2>;
};
&i2c1 {
pmic: pmic@25 {
compatible = "nxp,pca9450b";
reg = <0x25>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pmic>;
interrupt-parent = <&gpio1>;
interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
regulators {
buck1: BUCK1{
regulator-name = "VDD_SOC";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <950000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <3125>;
};
buck2: BUCK2 {
regulator-name = "VDD_ARM_0V9";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1000000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <3125>;
nxp,dvs-run-voltage = <950000>;
nxp,dvs-standby-voltage = <850000>;
};
buck4: BUCK4{
regulator-name = "VDD_3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
buck5: BUCK5{
regulator-name = "VDD_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
buck6: BUCK6 {
regulator-name = "NVCC_DRAM_1V1";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-boot-on;
regulator-always-on;
};
ldo1: LDO1 {
regulator-name = "NVCC_SNVS_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
ldo2: LDO2 {
regulator-name = "VDD_SNVS_0V8";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <800000>;
regulator-boot-on;
regulator-always-on;
};
ldo3: LDO3 {
regulator-name = "VDDA_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
ldo4: LDO4 {
regulator-name = "VDD_PHY_1V2";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-boot-on;
regulator-always-on;
};
ldo5: LDO5 {
regulator-name = "NVCC_SD2";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
};
};
};