arch/arm/boot/dts/tegra30-asus-nexus7-grouper-maxim-pmic.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2
   3 #include <dt-bindings/interrupt-controller/arm-gic.h>
   4 #include <dt-bindings/gpio/gpio.h>
   5 #include <dt-bindings/mfd/max77620.h>
   6
   7 / {
   8         i2c@7000d000 {
   9                 pmic: pmic@3c {
  10                         compatible = "maxim,max77663";
  11                         reg = <0x3c>;
  12
  13                         interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
  14                         #interrupt-cells = <2>;
  15                         interrupt-controller;
  16
  17                         #gpio-cells = <2>;
  18                         gpio-controller;
  19
  20                         system-power-controller;
  21
  22                         pinctrl-names = "default";
  23                         pinctrl-0 = <&max77620_default>;
  24
  25                         max77620_default: pinmux {
  26                                 gpio4 {
  27                                         pins = "gpio4";
  28                                         function = "32k-out1";
  29                                 };
  30                         };
  31
  32                         cpu-pwr-req-hog {
  33                                 gpio-hog;
  34                                 gpios = <6 GPIO_ACTIVE_HIGH>;
  35                                 input;
  36                         };
  37
  38                         fps {
  39                                 fps0 {
  40                                         maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
  41                                 };
  42
  43                                 fps1 {
  44                                         maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>;
  45                                 };
  46
  47                                 fps2 {
  48                                         maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
  49                                 };
  50                         };
  51
  52                         regulators {
  53                                 in-sd0-supply = <&vdd_5v0_sys>;
  54                                 in-sd1-supply = <&vdd_5v0_sys>;
  55                                 in-sd2-supply = <&vdd_5v0_sys>;
  56                                 in-sd3-supply = <&vdd_5v0_sys>;
  57                                 in-sd4-supply = <&vdd_5v0_sys>;
  58
  59                                 in-ldo0-1-supply = <&vdd_1v35>;
  60                                 in-ldo2-supply   = <&vdd_3v3_sys>;
  61                                 in-ldo3-5-supply = <&vdd_3v3_sys>;
  62                                 in-ldo4-6-supply = <&vdd_5v0_sys>;
  63                                 in-ldo7-8-supply = <&vdd_1v35>;
  64
  65                                 vdd_cpu: sd0 {
  66                                         regulator-name = "vdd_cpu";
  67                                         regulator-min-microvolt = <800000>;
  68                                         regulator-max-microvolt = <1250000>;
  69                                         regulator-coupled-with = <&vdd_core>;
  70                                         regulator-coupled-max-spread = <300000>;
  71                                         regulator-max-step-microvolt = <100000>;
  72                                         regulator-always-on;
  73                                         regulator-boot-on;
  74
  75                                         nvidia,tegra-cpu-regulator;
  76                                 };
  77
  78                                 vdd_core: sd1 {
  79                                         regulator-name = "vdd_core";
  80                                         regulator-min-microvolt = <950000>;
  81                                         regulator-max-microvolt = <1350000>;
  82                                         regulator-coupled-with = <&vdd_cpu>;
  83                                         regulator-coupled-max-spread = <300000>;
  84                                         regulator-max-step-microvolt = <100000>;
  85                                         regulator-always-on;
  86                                         regulator-boot-on;
  87
  88                                         nvidia,tegra-core-regulator;
  89                                 };
  90
  91                                 vdd_1v8: sd2 {
  92                                         regulator-name = "vdd_gen1v8";
  93                                         regulator-min-microvolt = <1800000>;
  94                                         regulator-max-microvolt = <1800000>;
  95                                         regulator-always-on;
  96                                         regulator-boot-on;
  97                                 };
  98
  99                                 vdd_1v35: sd3 {
 100                                         regulator-name = "vdd_ddr3l_1v35";
 101                                         regulator-min-microvolt = <1350000>;
 102                                         regulator-max-microvolt = <1350000>;
 103                                         regulator-always-on;
 104                                         regulator-boot-on;
 105                                 };
 106
 107                                 ldo0 {
 108                                         regulator-name = "vdd_ddr_hs";
 109                                         regulator-min-microvolt = <1000000>;
 110                                         regulator-max-microvolt = <1000000>;
 111                                         regulator-always-on;
 112                                         regulator-boot-on;
 113                                 };
 114
 115                                 ldo2 {
 116                                         regulator-name = "vdd_ddr_rx";
 117                                         regulator-min-microvolt = <2800000>;
 118                                         regulator-max-microvolt = <2800000>;
 119                                         regulator-always-on;
 120                                         regulator-boot-on;
 121                                 };
 122
 123                                 vcore_emmc: ldo3 {
 124                                         regulator-name = "vcore_emmc";
 125                                         regulator-min-microvolt = <2850000>;
 126                                         regulator-max-microvolt = <3100000>;
 127                                         regulator-always-on;
 128                                 };
 129
 130                                 ldo4 {
 131                                         regulator-name = "vdd_rtc";
 132                                         regulator-min-microvolt = <1200000>;
 133                                         regulator-max-microvolt = <1200000>;
 134                                         regulator-always-on;
 135                                         regulator-boot-on;
 136                                 };
 137
 138                                 ldo5 {
 139                                         regulator-name = "vdd_camera";
 140                                         regulator-min-microvolt = <1800000>;
 141                                         regulator-max-microvolt = <1800000>;
 142                                 };
 143
 144                                 ldo6 {
 145                                         regulator-name = "vddio_sdmmc";
 146                                         regulator-min-microvolt = <1800000>;
 147                                         regulator-max-microvolt = <3300000>;
 148                                         regulator-always-on;
 149                                         regulator-boot-on;
 150                                 };
 151
 152                                 ldo7 {
 153                                         regulator-name = "avdd_dsi_csi";
 154                                         regulator-min-microvolt = <1200000>;
 155                                         regulator-max-microvolt = <1200000>;
 156                                 };
 157
 158                                 ldo8 {
 159                                         regulator-name = "avdd_pll";
 160                                         regulator-min-microvolt = <1200000>;
 161                                         regulator-max-microvolt = <1200000>;
 162                                         regulator-always-on;
 163                                         regulator-boot-on;
 164                                 };
 165                         };
 166                 };
 167         };
 168
 169         vdd_3v3_sys: regulator@1 {
 170                 gpio = <&pmic 3 GPIO_ACTIVE_HIGH>;
 171                 enable-active-high;
 172         };
 173
 174         regulator@4 {
 175                 compatible = "regulator-fixed";
 176                 regulator-name = "avdd_usb";
 177                 regulator-min-microvolt = <3300000>;
 178                 regulator-max-microvolt = <3300000>;
 179                 regulator-always-on;
 180                 regulator-boot-on;
 181                 gpio = <&pmic 2 GPIO_ACTIVE_HIGH>;
 182                 enable-active-high;
 183                 vin-supply = <&vdd_3v3_sys>;
 184         };
 185 };