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https://github.com/AsahiLinux/u-boot
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4e805c197b
Add support for iMX8MN LPDDR4 EVK board which uses 2GB LPDDR4 and PCA9450B PMIC. Signed-off-by: Ye Li <ye.li@nxp.com> Signed-off-by: Peng Fan <peng.fan@nxp.com>
128 lines
2.6 KiB
Text
128 lines
2.6 KiB
Text
// 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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#include <dt-bindings/interrupt-controller/irq.h>
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/ {
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model = "NXP i.MX8MNano EVK board";
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compatible = "fsl,imx8mn-evk", "fsl,imx8mn";
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};
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&A53_0 {
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cpu-supply = <&buck2>;
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};
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&A53_1 {
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cpu-supply = <&buck2>;
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};
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&A53_2 {
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cpu-supply = <&buck2>;
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};
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&A53_3 {
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cpu-supply = <&buck2>;
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};
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&i2c1 {
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pmic: pca9450@25 {
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compatible = "nxp,pca9450b";
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reg = <0x25>;
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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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regulators {
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buck1: BUCK1{
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regulator-name = "BUCK1";
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regulator-min-microvolt = <600000>;
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regulator-max-microvolt = <2187500>;
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regulator-boot-on;
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regulator-always-on;
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regulator-ramp-delay = <3125>;
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};
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buck2: BUCK2 {
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regulator-name = "BUCK2";
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regulator-min-microvolt = <600000>;
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regulator-max-microvolt = <2187500>;
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regulator-boot-on;
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regulator-always-on;
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regulator-ramp-delay = <3125>;
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nxp,dvs-run-voltage = <950000>;
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nxp,dvs-standby-voltage = <850000>;
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};
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buck4: BUCK4{
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regulator-name = "BUCK4";
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regulator-min-microvolt = <600000>;
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regulator-max-microvolt = <3400000>;
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regulator-boot-on;
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regulator-always-on;
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};
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buck5: BUCK5{
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regulator-name = "BUCK5";
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regulator-min-microvolt = <600000>;
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regulator-max-microvolt = <3400000>;
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regulator-boot-on;
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regulator-always-on;
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};
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buck6: BUCK6 {
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regulator-name = "BUCK6";
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regulator-min-microvolt = <600000>;
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regulator-max-microvolt = <3400000>;
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regulator-boot-on;
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regulator-always-on;
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};
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ldo1: 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: LDO2 {
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regulator-name = "LDO2";
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regulator-min-microvolt = <800000>;
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regulator-max-microvolt = <1150000>;
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regulator-boot-on;
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regulator-always-on;
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};
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ldo3: LDO3 {
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regulator-name = "LDO3";
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regulator-min-microvolt = <800000>;
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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: LDO4 {
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regulator-name = "LDO4";
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regulator-min-microvolt = <800000>;
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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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ldo5: LDO5 {
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regulator-name = "LDO5";
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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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};
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};
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};
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