1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright 2019-2020 NXP 4 */ 5 6/dts-v1/; 7 8#include "imx8mm-evk.dtsi" 9 10/ { 11 model = "FSL i.MX8MM EVKB"; 12 compatible = "fsl,imx8mm-evkb", "fsl,imx8mm"; 13}; 14 15&i2c1 { 16 /delete-node/ pmic@4b; 17 18 pmic@25 { 19 compatible = "nxp,pca9450a"; 20 reg = <0x25>; 21 pinctrl-0 = <&pinctrl_pmic>; 22 pinctrl-names = "default"; 23 interrupt-parent = <&gpio1>; 24 interrupts = <3 IRQ_TYPE_LEVEL_LOW>; 25 26 regulators { 27 /* VDD_SOC with PCIe */ 28 buck1_reg: BUCK1 { 29 regulator-name = "BUCK1"; 30 regulator-min-microvolt = <850000>; 31 regulator-max-microvolt = <850000>; 32 regulator-boot-on; 33 regulator-always-on; 34 regulator-ramp-delay = <3125>; 35 }; 36 37 /* VDD_ARM */ 38 buck2_reg: BUCK2 { 39 regulator-name = "BUCK2"; 40 regulator-min-microvolt = <850000>; 41 regulator-max-microvolt = <1000000>; 42 regulator-boot-on; 43 regulator-always-on; 44 regulator-ramp-delay = <3125>; 45 nxp,dvs-standby-voltage = <850000>; 46 }; 47 48 /* VDD_GPU, VDD_VPU, VDD_DRAM */ 49 buck3_reg: BUCK3 { 50 regulator-name = "BUCK3"; 51 regulator-min-microvolt = <850000>; 52 regulator-max-microvolt = <1000000>; 53 regulator-boot-on; 54 regulator-always-on; 55 }; 56 57 /* NVCC_3V3 */ 58 buck4_reg: BUCK4 { 59 regulator-name = "BUCK4"; 60 regulator-min-microvolt = <3300000>; 61 regulator-max-microvolt = <3300000>; 62 regulator-boot-on; 63 regulator-always-on; 64 }; 65 66 /* VDD_1V8, NVCC_1V8, NVCC_ENET */ 67 buck5_reg: BUCK5 { 68 regulator-name = "BUCK5"; 69 regulator-min-microvolt = <1800000>; 70 regulator-max-microvolt = <1800000>; 71 regulator-boot-on; 72 regulator-always-on; 73 }; 74 75 /* NVCC_DRAM for LPDDR4 */ 76 buck6_reg: BUCK6 { 77 regulator-name = "BUCK6"; 78 regulator-min-microvolt = <1100000>; 79 regulator-max-microvolt = <1100000>; 80 regulator-boot-on; 81 regulator-always-on; 82 }; 83 84 /* NVCC_SNVS_1P8 */ 85 ldo1_reg: LDO1 { 86 regulator-name = "LDO1"; 87 regulator-min-microvolt = <1800000>; 88 regulator-max-microvolt = <1800000>; 89 regulator-boot-on; 90 regulator-always-on; 91 }; 92 93 /* VDD_SNVS_0P8 */ 94 ldo2_reg: LDO2 { 95 regulator-name = "LDO2"; 96 regulator-min-microvolt = <800000>; 97 regulator-max-microvolt = <800000>; 98 regulator-boot-on; 99 regulator-always-on; 100 }; 101 102 /* VDD_*_1V8 */ 103 ldo3_reg: LDO3 { 104 regulator-name = "LDO3"; 105 regulator-min-microvolt = <1800000>; 106 regulator-max-microvolt = <1800000>; 107 regulator-boot-on; 108 regulator-always-on; 109 }; 110 111 /* VDD_PHY_0V9 */ 112 ldo4_reg: LDO4 { 113 regulator-name = "LDO4"; 114 regulator-min-microvolt = <900000>; 115 regulator-max-microvolt = <900000>; 116 regulator-boot-on; 117 regulator-always-on; 118 }; 119 120 /* NVCC_SD2 */ 121 ldo5_reg: LDO5 { 122 regulator-name = "LDO5"; 123 regulator-min-microvolt = <1800000>; 124 regulator-max-microvolt = <3300000>; 125 }; 126 }; 127 }; 128}; 129