arch/arm64/boot/dts/mediatek/mt2712-evb.dts

   1 /*
   2  * Copyright (c) 2017 MediaTek Inc.
   3  * Author: YT Shen <yt.shen@mediatek.com>
   4  *
   5  * SPDX-License-Identifier: (GPL-2.0 OR MIT)
   6  */
   7
   8 /dts-v1/;
   9 #include <dt-bindings/gpio/gpio.h>
  10 #include "mt2712e.dtsi"
  11
  12 / {
  13         model = "MediaTek MT2712 evaluation board";
  14         chassis-type = "embedded";
  15         compatible = "mediatek,mt2712-evb", "mediatek,mt2712";
  16
  17         aliases {
  18                 serial0 = &uart0;
  19         };
  20
  21         memory@40000000 {
  22                 device_type = "memory";
  23                 reg = <0 0x40000000 0 0x80000000>;
  24         };
  25
  26         chosen {
  27                 stdout-path = "serial0:921600n8";
  28         };
  29
  30         cpus_fixed_vproc0: regulator-vproc-buck0 {
  31                 compatible = "regulator-fixed";
  32                 regulator-name = "vproc_buck0";
  33                 regulator-min-microvolt = <1000000>;
  34                 regulator-max-microvolt = <1000000>;
  35         };
  36
  37         cpus_fixed_vproc1: regulator-vproc-buck1 {
  38                 compatible = "regulator-fixed";
  39                 regulator-name = "vproc_buck1";
  40                 regulator-min-microvolt = <1000000>;
  41                 regulator-max-microvolt = <1000000>;
  42         };
  43
  44         extcon_usb: extcon_iddig {
  45                 compatible = "linux,extcon-usb-gpio";
  46                 id-gpio = <&pio 12 GPIO_ACTIVE_HIGH>;
  47         };
  48
  49         extcon_usb1: extcon_iddig1 {
  50                 compatible = "linux,extcon-usb-gpio";
  51                 id-gpio = <&pio 14 GPIO_ACTIVE_HIGH>;
  52         };
  53
  54         usb_p0_vbus: regulator-usb-p0-vbus {
  55                 compatible = "regulator-fixed";
  56                 regulator-name = "p0_vbus";
  57                 regulator-min-microvolt = <5000000>;
  58                 regulator-max-microvolt = <5000000>;
  59                 gpio = <&pio 13 GPIO_ACTIVE_HIGH>;
  60                 enable-active-high;
  61         };
  62
  63         usb_p1_vbus: regulator-usb-p1-vbus {
  64                 compatible = "regulator-fixed";
  65                 regulator-name = "p1_vbus";
  66                 regulator-min-microvolt = <5000000>;
  67                 regulator-max-microvolt = <5000000>;
  68                 gpio = <&pio 15 GPIO_ACTIVE_HIGH>;
  69                 enable-active-high;
  70         };
  71
  72         usb_p2_vbus: regulator-usb-p2-vbus {
  73                 compatible = "regulator-fixed";
  74                 regulator-name = "p2_vbus";
  75                 regulator-min-microvolt = <5000000>;
  76                 regulator-max-microvolt = <5000000>;
  77                 gpio = <&pio 16 GPIO_ACTIVE_HIGH>;
  78                 enable-active-high;
  79         };
  80
  81         usb_p3_vbus: regulator-usb-p3-vbus {
  82                 compatible = "regulator-fixed";
  83                 regulator-name = "p3_vbus";
  84                 regulator-min-microvolt = <5000000>;
  85                 regulator-max-microvolt = <5000000>;
  86                 gpio = <&pio 17 GPIO_ACTIVE_HIGH>;
  87                 enable-active-high;
  88                 regulator-always-on;
  89         };
  90
  91 };
  92
  93 &auxadc {
  94         status = "okay";
  95 };
  96
  97 &cpu0 {
  98         proc-supply = <&cpus_fixed_vproc0>;
  99 };
 100
 101 &cpu1 {
 102         proc-supply = <&cpus_fixed_vproc0>;
 103 };
 104
 105 &cpu2 {
 106         proc-supply = <&cpus_fixed_vproc1>;
 107 };
 108
 109 &eth {
 110         phy-mode = "rgmii-rxid";
 111         phy-handle = <&ethernet_phy0>;
 112         mediatek,tx-delay-ps = <1530>;
 113         snps,reset-gpio = <&pio 87 GPIO_ACTIVE_LOW>;
 114         snps,reset-delays-us = <0 10000 10000>;
 115         pinctrl-names = "default", "sleep";
 116         pinctrl-0 = <&eth_default>;
 117         pinctrl-1 = <&eth_sleep>;
 118         status = "okay";
 119
 120         mdio {
 121                 compatible = "snps,dwmac-mdio";
 122                 #address-cells = <1>;
 123                 #size-cells = <0>;
 124                 ethernet_phy0: ethernet-phy@5 {
 125                         compatible = "ethernet-phy-id0243.0d90";
 126                         reg = <0x5>;
 127                 };
 128         };
 129 };
 130
 131 &pio {
 132         eth_default: eth_default {
 133                 tx_pins {
 134                         pinmux = <MT2712_PIN_71_GBE_TXD3__FUNC_GBE_TXD3>,
 135                                  <MT2712_PIN_72_GBE_TXD2__FUNC_GBE_TXD2>,
 136                                  <MT2712_PIN_73_GBE_TXD1__FUNC_GBE_TXD1>,
 137                                  <MT2712_PIN_74_GBE_TXD0__FUNC_GBE_TXD0>,
 138                                  <MT2712_PIN_75_GBE_TXC__FUNC_GBE_TXC>,
 139                                  <MT2712_PIN_76_GBE_TXEN__FUNC_GBE_TXEN>;
 140                         drive-strength = <MTK_DRIVE_8mA>;
 141                 };
 142                 rx_pins {
 143                         pinmux = <MT2712_PIN_78_GBE_RXD3__FUNC_GBE_RXD3>,
 144                                  <MT2712_PIN_79_GBE_RXD2__FUNC_GBE_RXD2>,
 145                                  <MT2712_PIN_80_GBE_RXD1__FUNC_GBE_RXD1>,
 146                                  <MT2712_PIN_81_GBE_RXD0__FUNC_GBE_RXD0>,
 147                                  <MT2712_PIN_82_GBE_RXDV__FUNC_GBE_RXDV>,
 148                                  <MT2712_PIN_84_GBE_RXC__FUNC_GBE_RXC>;
 149                         input-enable;
 150                 };
 151                 mdio_pins {
 152                         pinmux = <MT2712_PIN_85_GBE_MDC__FUNC_GBE_MDC>,
 153                                  <MT2712_PIN_86_GBE_MDIO__FUNC_GBE_MDIO>;
 154                         drive-strength = <MTK_DRIVE_8mA>;
 155                         input-enable;
 156                 };
 157         };
 158
 159         eth_sleep: eth_sleep {
 160                 tx_pins {
 161                         pinmux = <MT2712_PIN_71_GBE_TXD3__FUNC_GPIO71>,
 162                                  <MT2712_PIN_72_GBE_TXD2__FUNC_GPIO72>,
 163                                  <MT2712_PIN_73_GBE_TXD1__FUNC_GPIO73>,
 164                                  <MT2712_PIN_74_GBE_TXD0__FUNC_GPIO74>,
 165                                  <MT2712_PIN_75_GBE_TXC__FUNC_GPIO75>,
 166                                  <MT2712_PIN_76_GBE_TXEN__FUNC_GPIO76>;
 167                 };
 168                 rx_pins {
 169                         pinmux = <MT2712_PIN_78_GBE_RXD3__FUNC_GPIO78>,
 170                                  <MT2712_PIN_79_GBE_RXD2__FUNC_GPIO79>,
 171                                  <MT2712_PIN_80_GBE_RXD1__FUNC_GPIO80>,
 172                                  <MT2712_PIN_81_GBE_RXD0__FUNC_GPIO81>,
 173                                  <MT2712_PIN_82_GBE_RXDV__FUNC_GPIO82>,
 174                                  <MT2712_PIN_84_GBE_RXC__FUNC_GPIO84>;
 175                         input-disable;
 176                 };
 177                 mdio_pins {
 178                         pinmux = <MT2712_PIN_85_GBE_MDC__FUNC_GPIO85>,
 179                                  <MT2712_PIN_86_GBE_MDIO__FUNC_GPIO86>;
 180                         input-disable;
 181                         bias-disable;
 182                 };
 183         };
 184
 185         usb0_id_pins_float: usb0_iddig {
 186                 pins_iddig {
 187                         pinmux = <MT2712_PIN_12_IDDIG_P0__FUNC_IDDIG_A>;
 188                         bias-pull-up;
 189                 };
 190         };
 191
 192         usb1_id_pins_float: usb1_iddig {
 193                 pins_iddig {
 194                         pinmux = <MT2712_PIN_14_IDDIG_P1__FUNC_IDDIG_B>;
 195                         bias-pull-up;
 196                 };
 197         };
 198 };
 199
 200 &ssusb {
 201         vbus-supply = <&usb_p0_vbus>;
 202         extcon = <&extcon_usb>;
 203         dr_mode = "otg";
 204         wakeup-source;
 205         mediatek,u3p-dis-msk = <0x1>;
 206         //enable-manual-drd;
 207         //maximum-speed = "full-speed";
 208         pinctrl-names = "default";
 209         pinctrl-0 = <&usb0_id_pins_float>;
 210         status = "okay";
 211 };
 212
 213 &ssusb1 {
 214         vbus-supply = <&usb_p1_vbus>;
 215         extcon = <&extcon_usb1>;
 216         dr_mode = "otg";
 217         //mediatek,u3p-dis-msk = <0x1>;
 218         enable-manual-drd;
 219         wakeup-source;
 220         //maximum-speed = "full-speed";
 221         pinctrl-names = "default";
 222         pinctrl-0 = <&usb1_id_pins_float>;
 223         status = "okay";
 224 };
 225
 226 &uart0 {
 227         status = "okay";
 228 };
 229
 230 &usb_host0 {
 231         vbus-supply = <&usb_p2_vbus>;
 232         status = "okay";
 233 };
 234
 235 &usb_host1 {
 236         status = "okay";
 237 };