arch/arm/boot/dts/meson8m2-mxiii-plus.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (c) 2018 Oleg Ivanov <balbes-150@yandex.ru>
   4  * Copyright (c) 2018 Martin Blumenstingl <martin.blumenstingl@googlemail.com>
   5  */
   6
   7 /dts-v1/;
   8
   9 #include "meson8m2.dtsi"
  10
  11 #include <dt-bindings/gpio/gpio.h>
  12 #include <dt-bindings/input/input.h>
  13
  14 / {
  15         model = "Tronsmart MXIII Plus";
  16         compatible = "tronsmart,mxiii-plus", "amlogic,meson8m2";
  17
  18         aliases {
  19                 ethernet0 = &ethmac;
  20                 i2c0 = &i2c_AO;
  21                 serial0 = &uart_AO;
  22                 serial1 = &uart_A;
  23                 mmc0 = &sd_card_slot;
  24         };
  25
  26         chosen {
  27                 stdout-path = "serial0:115200n8";
  28         };
  29
  30         memory {
  31                 device_type = "memory";
  32                 reg = <0x40000000 0x80000000>;
  33         };
  34
  35         adc-keys {
  36                 compatible = "adc-keys";
  37                 io-channels = <&saradc 0>;
  38                 io-channel-names = "buttons";
  39                 keyup-threshold-microvolt = <1710000>;
  40
  41                 button-function {
  42                         label = "Function";
  43                         linux,code = <KEY_FN>;
  44                         press-threshold-microvolt = <10000>;
  45                 };
  46         };
  47
  48         iio-hwmon {
  49                 compatible = "iio-hwmon";
  50                 io-channels = <&saradc 8>;
  51         };
  52
  53         vcc_3v3: regulator-vcc3v3 {
  54                 compatible = "regulator-fixed";
  55                 regulator-name = "VCC3V3";
  56                 regulator-min-microvolt = <3300000>;
  57                 regulator-max-microvolt = <3300000>;
  58         };
  59 };
  60
  61 &cpu0 {
  62         cpu-supply = <&vcck>;
  63 };
  64
  65 &ethmac {
  66         status = "okay";
  67
  68         pinctrl-0 = <&eth_rgmii_pins>;
  69         pinctrl-names = "default";
  70
  71         phy-handle = <&eth_phy0>;
  72         phy-mode = "rgmii";
  73
  74         amlogic,tx-delay-ns = <4>;
  75
  76         snps,reset-gpio = <&gpio GPIOH_4 0>;
  77         snps,reset-delays-us = <0 10000 1000000>;
  78         snps,reset-active-low;
  79
  80         mdio {
  81                 compatible = "snps,dwmac-mdio";
  82                 #address-cells = <1>;
  83                 #size-cells = <0>;
  84
  85                 eth_phy0: ethernet-phy@0 {
  86                         /* Realtek RTL8211F (0x001cc916) */
  87                         reg = <0>;
  88                 };
  89         };
  90 };
  91
  92 &ir_receiver {
  93         status = "okay";
  94         pinctrl-0 = <&ir_recv_pins>;
  95         pinctrl-names = "default";
  96 };
  97
  98 &i2c_AO {
  99         status = "okay";
 100         pinctrl-0 = <&i2c_ao_pins>;
 101         pinctrl-names = "default";
 102
 103         pmic@32 {
 104                 compatible = "ricoh,rn5t618";
 105                 reg = <0x32>;
 106                 system-power-controller;
 107
 108                 regulators {
 109                         vcck: DCDC1 {
 110                                 regulator-name = "VCCK";
 111                                 regulator-min-microvolt = <825000>;
 112                                 regulator-max-microvolt = <1150000>;
 113                                 regulator-boot-on;
 114                                 regulator-always-on;
 115                         };
 116
 117                         DCDC2 {
 118                                 regulator-name = "VDDAO";
 119                                 regulator-min-microvolt = <950000>;
 120                                 regulator-max-microvolt = <1150000>;
 121                                 regulator-boot-on;
 122                                 regulator-always-on;
 123                         };
 124
 125                         DCDC3 {
 126                                 regulator-name = "VDD_DDR";
 127                                 regulator-min-microvolt = <1500000>;
 128                                 regulator-max-microvolt = <1500000>;
 129                                 regulator-boot-on;
 130                                 regulator-always-on;
 131                         };
 132
 133                         LDO1 {
 134                                 regulator-name = "VDDIO_AO28";
 135                                 regulator-min-microvolt = <2900000>;
 136                                 regulator-max-microvolt = <2900000>;
 137                                 regulator-boot-on;
 138                                 regulator-always-on;
 139                         };
 140
 141                         vddio_ao1v8: LDO2 {
 142                                 regulator-name = "VDDIO_AO18";
 143                                 regulator-min-microvolt = <1800000>;
 144                                 regulator-max-microvolt = <1800000>;
 145                                 regulator-boot-on;
 146                                 regulator-always-on;
 147                         };
 148
 149                         LDO3 {
 150                                 regulator-name = "VCC1V8";
 151                                 regulator-min-microvolt = <1800000>;
 152                                 regulator-max-microvolt = <1800000>;
 153                                 regulator-boot-on;
 154                                 regulator-always-on;
 155                         };
 156
 157                         LDO4 {
 158                                 regulator-name = "VCC2V8";
 159                                 regulator-min-microvolt = <2850000>;
 160                                 regulator-max-microvolt = <2850000>;
 161                                 regulator-boot-on;
 162                                 regulator-always-on;
 163                         };
 164
 165                         LDO5 {
 166                                 regulator-name = "AVDD1V8";
 167                                 regulator-min-microvolt = <1800000>;
 168                                 regulator-max-microvolt = <1800000>;
 169                                 regulator-boot-on;
 170                                 regulator-always-on;
 171                         };
 172
 173                         LDORTC1 {
 174                                 regulator-name = "VDD_LDO";
 175                                 regulator-min-microvolt = <2700000>;
 176                                 regulator-max-microvolt = <2700000>;
 177                                 regulator-boot-on;
 178                                 regulator-always-on;
 179                         };
 180
 181                         LDORTC2 {
 182                                 regulator-name = "RTC_0V9";
 183                                 regulator-min-microvolt = <900000>;
 184                                 regulator-max-microvolt = <900000>;
 185                                 regulator-boot-on;
 186                                 regulator-always-on;
 187                         };
 188                 };
 189         };
 190 };
 191
 192 &saradc {
 193         status = "okay";
 194         vref-supply = <&vddio_ao1v8>;
 195 };
 196
 197 &sdio {
 198         status = "okay";
 199
 200         pinctrl-0 = <&sd_b_pins>;
 201         pinctrl-names = "default";
 202
 203         /* SD card */
 204         sd_card_slot: slot@1 {
 205                 compatible = "mmc-slot";
 206                 reg = <1>;
 207                 status = "okay";
 208
 209                 bus-width = <4>;
 210                 no-sdio;
 211                 cap-mmc-highspeed;
 212                 cap-sd-highspeed;
 213                 disable-wp;
 214
 215                 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
 216
 217                 vmmc-supply = <&vcc_3v3>;
 218         };
 219 };
 220
 221 /* connected to the Bluetooth module */
 222 &uart_A {
 223         status = "okay";
 224         pinctrl-0 = <&uart_a1_pins>, <&uart_a1_cts_rts_pins>;
 225         pinctrl-names = "default";
 226         uart-has-rtscts;
 227 };
 228
 229 &uart_AO {
 230         status = "okay";
 231         pinctrl-0 = <&uart_ao_a_pins>;
 232         pinctrl-names = "default";
 233 };
 234
 235 &usb0 {
 236         status = "okay";
 237 };
 238
 239 &usb1 {
 240         status = "okay";
 241 };
 242
 243 &usb0_phy {
 244         status = "okay";
 245 };
 246
 247 &usb1_phy {
 248         status = "okay";
 249 };