arch/arm64/boot/dts/freescale/imx8mm-evkb.dts

   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 };