arch/arm64/boot/dts/freescale/imx8mn-evk.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright 2019 NXP
   4  */
   5
   6 /dts-v1/;
   7
   8 #include "imx8mn.dtsi"
   9 #include "imx8mn-evk.dtsi"
  10 #include <dt-bindings/interrupt-controller/irq.h>
  11
  12 / {
  13         model = "NXP i.MX8MNano EVK board";
  14         compatible = "fsl,imx8mn-evk", "fsl,imx8mn";
  15 };
  16
  17 &A53_0 {
  18         cpu-supply = <&buck2>;
  19 };
  20
  21 &A53_1 {
  22         cpu-supply = <&buck2>;
  23 };
  24
  25 &A53_2 {
  26         cpu-supply = <&buck2>;
  27 };
  28
  29 &A53_3 {
  30         cpu-supply = <&buck2>;
  31 };
  32
  33 &i2c1 {
  34         pmic: pmic@25 {
  35                 compatible = "nxp,pca9450b";
  36                 reg = <0x25>;
  37                 pinctrl-names = "default";
  38                 pinctrl-0 = <&pinctrl_pmic>;
  39                 interrupt-parent = <&gpio1>;
  40                 interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
  41
  42                 regulators {
  43                         buck1: BUCK1 {
  44                                 regulator-name = "VDD_SOC";
  45                                 regulator-min-microvolt = <850000>;
  46                                 regulator-max-microvolt = <950000>;
  47                                 regulator-boot-on;
  48                                 regulator-always-on;
  49                                 regulator-ramp-delay = <3125>;
  50                                 nxp,dvs-standby-voltage = <750000>;
  51                         };
  52
  53                         buck2: BUCK2 {
  54                                 regulator-name = "VDD_ARM_0V9";
  55                                 regulator-min-microvolt = <850000>;
  56                                 regulator-max-microvolt = <1000000>;
  57                                 regulator-boot-on;
  58                                 regulator-always-on;
  59                                 regulator-ramp-delay = <3125>;
  60                         };
  61
  62                         buck4: BUCK4 {
  63                                 regulator-name = "VDD_3V3";
  64                                 regulator-min-microvolt = <3300000>;
  65                                 regulator-max-microvolt = <3300000>;
  66                                 regulator-boot-on;
  67                                 regulator-always-on;
  68                         };
  69
  70                         buck5: BUCK5 {
  71                                 regulator-name = "VDD_1V8";
  72                                 regulator-min-microvolt = <1800000>;
  73                                 regulator-max-microvolt = <1800000>;
  74                                 regulator-boot-on;
  75                                 regulator-always-on;
  76                         };
  77
  78                         buck6: BUCK6 {
  79                                 regulator-name = "NVCC_DRAM_1V1";
  80                                 regulator-min-microvolt = <1100000>;
  81                                 regulator-max-microvolt = <1100000>;
  82                                 regulator-boot-on;
  83                                 regulator-always-on;
  84                         };
  85
  86                         ldo1: LDO1 {
  87                                 regulator-name = "NVCC_SNVS_1V8";
  88                                 regulator-min-microvolt = <1800000>;
  89                                 regulator-max-microvolt = <1800000>;
  90                                 regulator-boot-on;
  91                                 regulator-always-on;
  92                         };
  93
  94                         ldo2: LDO2 {
  95                                 regulator-name = "VDD_SNVS_0V8";
  96                                 regulator-min-microvolt = <800000>;
  97                                 regulator-max-microvolt = <800000>;
  98                                 regulator-boot-on;
  99                                 regulator-always-on;
 100                         };
 101
 102                         ldo3: LDO3 {
 103                                 regulator-name = "VDDA_1V8";
 104                                 regulator-min-microvolt = <1800000>;
 105                                 regulator-max-microvolt = <1800000>;
 106                                 regulator-boot-on;
 107                                 regulator-always-on;
 108                         };
 109
 110                         ldo4: LDO4 {
 111                                 regulator-name = "VDD_PHY_1V2";
 112                                 regulator-min-microvolt = <1200000>;
 113                                 regulator-max-microvolt = <1200000>;
 114                                 regulator-boot-on;
 115                                 regulator-always-on;
 116                         };
 117
 118                         ldo5: LDO5 {
 119                                 regulator-name = "NVCC_SD2";
 120                                 regulator-min-microvolt = <1800000>;
 121                                 regulator-max-microvolt = <3300000>;
 122                                 regulator-boot-on;
 123                                 regulator-always-on;
 124                         };
 125                 };
 126         };
 127 };