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