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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright 2019 NXP
*/
/dts-v1/;
#include "imx8mn.dtsi"
#include "imx8mn-evk.dtsi"
/ {
model = "NXP i.MX8MNano DDR4 EVK board";
compatible = "fsl,imx8mn-ddr4-evk", "fsl,imx8mn";
};
&A53_0 {
cpu-supply = <&buck2_reg>;
};
&A53_1 {
cpu-supply = <&buck2_reg>;
};
&A53_2 {
cpu-supply = <&buck2_reg>;
};
&A53_3 {
cpu-supply = <&buck2_reg>;
};
&ddrc {
operating-points-v2 = <&ddrc_opp_table>;
ddrc_opp_table: opp-table {
compatible = "operating-points-v2";
opp-25M {
opp-hz = /bits/ 64 <25000000>;
};
opp-100M {
opp-hz = /bits/ 64 <100000000>;
};
opp-600M {
opp-hz = /bits/ 64 <600000000>;
};
};
};
&i2c1 {
pmic@4b {
compatible = "rohm,bd71847";
reg = <0x4b>;
pinctrl-0 = <&pinctrl_pmic>;
interrupt-parent = <&gpio1>;
interrupts = <3 GPIO_ACTIVE_LOW>;
rohm,reset-snvs-powered;
regulators {
buck1_reg: BUCK1 {
regulator-name = "BUCK1";
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1300000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <1250>;
};
buck2_reg: BUCK2 {
regulator-name = "BUCK2";
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1300000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <1250>;
};
buck3_reg: BUCK3 {
// BUCK5 in datasheet
regulator-name = "BUCK3";
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1350000>;
};
buck4_reg: BUCK4 {
// BUCK6 in datasheet
regulator-name = "BUCK4";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
buck5_reg: BUCK5 {
// BUCK7 in datasheet
regulator-name = "BUCK5";
regulator-min-microvolt = <1605000>;
regulator-max-microvolt = <1995000>;
regulator-boot-on;
regulator-always-on;
};
buck6_reg: BUCK6 {
// BUCK8 in datasheet
regulator-name = "BUCK6";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1400000>;
regulator-boot-on;
regulator-always-on;
};
ldo1_reg: LDO1 {
regulator-name = "LDO1";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
ldo2_reg: LDO2 {
regulator-name = "LDO2";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <900000>;
regulator-boot-on;
regulator-always-on;
};
ldo3_reg: LDO3 {
regulator-name = "LDO3";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
ldo4_reg: LDO4 {
regulator-name = "LDO4";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
ldo6_reg: LDO6 {
regulator-name = "LDO6";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
};
};
};
&iomuxc {
pinctrl_pmic: pmicirq {
fsl,pins = <
MX8MN_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41
>;
};
};
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