boot/dts/meson8m2-mxiii-plus.dts

0001 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
0002 /*
0003  * Copyright (c) 2018 Oleg Ivanov <balbes-150@yandex.ru>
0004  * Copyright (c) 2018 Martin Blumenstingl <martin.blumenstingl@googlemail.com>
0005  */
0006
0007 /dts-v1/;
0008
0009 #include "meson8m2.dtsi"
0010
0011 #include <dt-bindings/gpio/gpio.h>
0012 #include <dt-bindings/input/input.h>
0013
0014 / {
0015         model = "Tronsmart MXIII Plus";
0016         compatible = "tronsmart,mxiii-plus", "amlogic,meson8m2";
0017
0018         aliases {
0019                 ethernet0 = &ethmac;
0020                 i2c0 = &i2c_AO;
0021                 serial0 = &uart_AO;
0022                 serial1 = &uart_A;
0023                 mmc0 = &sd_card_slot;
0024         };
0025
0026         chosen {
0027                 stdout-path = "serial0:115200n8";
0028         };
0029
0030         memory {
0031                 device_type = "memory";
0032                 reg = <0x40000000 0x80000000>;
0033         };
0034
0035         adc-keys {
0036                 compatible = "adc-keys";
0037                 io-channels = <&saradc 0>;
0038                 io-channel-names = "buttons";
0039                 keyup-threshold-microvolt = <1710000>;
0040
0041                 button-function {
0042                         label = "Function";
0043                         linux,code = <KEY_FN>;
0044                         press-threshold-microvolt = <10000>;
0045                 };
0046         };
0047
0048         vcc_3v3: regulator-vcc3v3 {
0049                 compatible = "regulator-fixed";
0050                 regulator-name = "VCC3V3";
0051                 regulator-min-microvolt = <3300000>;
0052                 regulator-max-microvolt = <3300000>;
0053         };
0054 };
0055
0056 &cpu0 {
0057         cpu-supply = <&vcck>;
0058 };
0059
0060 &ethmac {
0061         status = "okay";
0062
0063         pinctrl-0 = <&eth_rgmii_pins>;
0064         pinctrl-names = "default";
0065
0066         phy-handle = <&eth_phy0>;
0067         phy-mode = "rgmii-id";
0068
0069         mdio {
0070                 compatible = "snps,dwmac-mdio";
0071                 #address-cells = <1>;
0072                 #size-cells = <0>;
0073
0074                 eth_phy0: ethernet-phy@0 {
0075                         /* Realtek RTL8211F (0x001cc916) */
0076                         reg = <0>;
0077
0078                         reset-assert-us = <10000>;
0079                         reset-deassert-us = <80000>;
0080                         reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>;
0081                 };
0082         };
0083 };
0084
0085 &ir_receiver {
0086         status = "okay";
0087         pinctrl-0 = <&ir_recv_pins>;
0088         pinctrl-names = "default";
0089 };
0090
0091 &i2c_AO {
0092         status = "okay";
0093         pinctrl-0 = <&i2c_ao_pins>;
0094         pinctrl-names = "default";
0095
0096         pmic@32 {
0097                 compatible = "ricoh,rn5t618";
0098                 reg = <0x32>;
0099                 system-power-controller;
0100
0101                 regulators {
0102                         vcck: DCDC1 {
0103                                 regulator-name = "VCCK";
0104                                 regulator-min-microvolt = <825000>;
0105                                 regulator-max-microvolt = <1150000>;
0106                                 regulator-boot-on;
0107                                 regulator-always-on;
0108                         };
0109
0110                         vddee: DCDC2 {
0111                                 /* the output is also used as VDDAO */
0112                                 regulator-name = "VDD_EE";
0113                                 regulator-min-microvolt = <950000>;
0114                                 regulator-max-microvolt = <1150000>;
0115                                 regulator-boot-on;
0116                                 regulator-always-on;
0117                         };
0118
0119                         DCDC3 {
0120                                 regulator-name = "VDD_DDR";
0121                                 regulator-min-microvolt = <1500000>;
0122                                 regulator-max-microvolt = <1500000>;
0123                                 regulator-boot-on;
0124                                 regulator-always-on;
0125                         };
0126
0127                         LDO1 {
0128                                 regulator-name = "VDDIO_AO28";
0129                                 regulator-min-microvolt = <2900000>;
0130                                 regulator-max-microvolt = <2900000>;
0131                                 regulator-boot-on;
0132                                 regulator-always-on;
0133                         };
0134
0135                         vddio_ao1v8: LDO2 {
0136                                 regulator-name = "VDDIO_AO18";
0137                                 regulator-min-microvolt = <1800000>;
0138                                 regulator-max-microvolt = <1800000>;
0139                                 regulator-boot-on;
0140                                 regulator-always-on;
0141                         };
0142
0143                         LDO3 {
0144                                 regulator-name = "VCC1V8";
0145                                 regulator-min-microvolt = <1800000>;
0146                                 regulator-max-microvolt = <1800000>;
0147                                 regulator-boot-on;
0148                                 regulator-always-on;
0149                         };
0150
0151                         LDO4 {
0152                                 regulator-name = "VCC2V8";
0153                                 regulator-min-microvolt = <2850000>;
0154                                 regulator-max-microvolt = <2850000>;
0155                                 regulator-boot-on;
0156                                 regulator-always-on;
0157                         };
0158
0159                         LDO5 {
0160                                 regulator-name = "AVDD1V8";
0161                                 regulator-min-microvolt = <1800000>;
0162                                 regulator-max-microvolt = <1800000>;
0163                                 regulator-boot-on;
0164                                 regulator-always-on;
0165                         };
0166
0167                         LDORTC1 {
0168                                 regulator-name = "VDD_LDO";
0169                                 regulator-min-microvolt = <2700000>;
0170                                 regulator-max-microvolt = <2700000>;
0171                                 regulator-boot-on;
0172                                 regulator-always-on;
0173                         };
0174
0175                         LDORTC2 {
0176                                 regulator-name = "RTC_0V9";
0177                                 regulator-min-microvolt = <900000>;
0178                                 regulator-max-microvolt = <900000>;
0179                                 regulator-boot-on;
0180                                 regulator-always-on;
0181                         };
0182                 };
0183         };
0184 };
0185
0186 &mali {
0187         mali-supply = <&vddee>;
0188 };
0189
0190 &saradc {
0191         status = "okay";
0192         vref-supply = <&vddio_ao1v8>;
0193 };
0194
0195 &sdio {
0196         status = "okay";
0197
0198         pinctrl-0 = <&sd_b_pins>;
0199         pinctrl-names = "default";
0200
0201         /* SD card */
0202         sd_card_slot: slot@1 {
0203                 compatible = "mmc-slot";
0204                 reg = <1>;
0205                 status = "okay";
0206
0207                 bus-width = <4>;
0208                 no-sdio;
0209                 cap-mmc-highspeed;
0210                 cap-sd-highspeed;
0211                 disable-wp;
0212
0213                 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
0214
0215                 vmmc-supply = <&vcc_3v3>;
0216         };
0217 };
0218
0219 /* connected to the Bluetooth module */
0220 &uart_A {
0221         status = "okay";
0222         pinctrl-0 = <&uart_a1_pins>, <&uart_a1_cts_rts_pins>;
0223         pinctrl-names = "default";
0224         uart-has-rtscts;
0225 };
0226
0227 &uart_AO {
0228         status = "okay";
0229         pinctrl-0 = <&uart_ao_a_pins>;
0230         pinctrl-names = "default";
0231 };
0232
0233 &usb0 {
0234         status = "okay";
0235 };
0236
0237 &usb1 {
0238         status = "okay";
0239 };
0240
0241 &usb0_phy {
0242         status = "okay";
0243 };
0244
0245 &usb1_phy {
0246         status = "okay";
0247 };