// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Copyright 2019 NXP
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*/
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/dts-v1/;
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#include "imx8mn.dtsi"
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#include "imx8mn-evk.dtsi"
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/ {
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model = "NXP i.MX8MNano DDR4 EVK board";
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compatible = "fsl,imx8mn-ddr4-evk", "fsl,imx8mn";
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};
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&A53_0 {
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cpu-supply = <&buck2_reg>;
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};
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&A53_1 {
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cpu-supply = <&buck2_reg>;
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};
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&A53_2 {
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cpu-supply = <&buck2_reg>;
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};
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&A53_3 {
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cpu-supply = <&buck2_reg>;
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};
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&ddrc {
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operating-points-v2 = <&ddrc_opp_table>;
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ddrc_opp_table: opp-table {
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compatible = "operating-points-v2";
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opp-25M {
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opp-hz = /bits/ 64 <25000000>;
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};
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opp-100M {
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opp-hz = /bits/ 64 <100000000>;
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};
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opp-600M {
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opp-hz = /bits/ 64 <600000000>;
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};
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};
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};
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&i2c1 {
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pmic@4b {
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compatible = "rohm,bd71847";
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reg = <0x4b>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_pmic>;
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interrupt-parent = <&gpio1>;
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interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
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rohm,reset-snvs-powered;
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#clock-cells = <0>;
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clocks = <&osc_32k 0>;
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clock-output-names = "clk-32k-out";
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regulators {
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buck1_reg: BUCK1 {
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regulator-name = "buck1";
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regulator-min-microvolt = <700000>;
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regulator-max-microvolt = <1300000>;
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regulator-boot-on;
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regulator-always-on;
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regulator-ramp-delay = <1250>;
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};
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buck2_reg: BUCK2 {
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regulator-name = "buck2";
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regulator-min-microvolt = <700000>;
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regulator-max-microvolt = <1300000>;
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regulator-boot-on;
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regulator-always-on;
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regulator-ramp-delay = <1250>;
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};
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buck3_reg: BUCK3 {
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// BUCK5 in datasheet
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regulator-name = "buck3";
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regulator-min-microvolt = <700000>;
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regulator-max-microvolt = <1350000>;
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};
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buck4_reg: BUCK4 {
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// BUCK6 in datasheet
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regulator-name = "buck4";
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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regulator-always-on;
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};
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buck5_reg: BUCK5 {
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// BUCK7 in datasheet
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regulator-name = "buck5";
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regulator-min-microvolt = <1605000>;
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regulator-max-microvolt = <1995000>;
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regulator-boot-on;
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regulator-always-on;
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};
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buck6_reg: BUCK6 {
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// BUCK8 in datasheet
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regulator-name = "buck6";
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regulator-min-microvolt = <800000>;
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regulator-max-microvolt = <1400000>;
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regulator-boot-on;
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regulator-always-on;
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};
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ldo1_reg: LDO1 {
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regulator-name = "ldo1";
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regulator-min-microvolt = <1600000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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regulator-always-on;
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};
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ldo2_reg: LDO2 {
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regulator-name = "ldo2";
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regulator-min-microvolt = <800000>;
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regulator-max-microvolt = <900000>;
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regulator-boot-on;
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regulator-always-on;
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};
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ldo3_reg: LDO3 {
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regulator-name = "ldo3";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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regulator-always-on;
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};
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ldo4_reg: LDO4 {
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regulator-name = "ldo4";
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regulator-min-microvolt = <900000>;
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regulator-max-microvolt = <1800000>;
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regulator-boot-on;
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regulator-always-on;
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};
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ldo6_reg: LDO6 {
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regulator-name = "ldo6";
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regulator-min-microvolt = <900000>;
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regulator-max-microvolt = <1800000>;
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regulator-boot-on;
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regulator-always-on;
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};
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};
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};
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};
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