// 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>; }; &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 >; }; };