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         compatible = "mediatek,mt2712-evb", "mediatek,mt2712";
  15
  16         aliases {
  17                 serial0 = &uart0;
  18         };
  19
  20         memory@40000000 {
  21                 device_type = "memory";
  22                 reg = <0 0x40000000 0 0x80000000>;
  23         };
  24
  25         chosen {
  26                 stdout-path = "serial0:921600n8";
  27         };
  28
  29         cpus_fixed_vproc0: fixedregulator@0 {
  30                 compatible = "regulator-fixed";
  31                 regulator-name = "vproc_buck0";
  32                 regulator-min-microvolt = <1000000>;
  33                 regulator-max-microvolt = <1000000>;
  34         };
  35
  36         cpus_fixed_vproc1: fixedregulator@1 {
  37                 compatible = "regulator-fixed";
  38                 regulator-name = "vproc_buck1";
  39                 regulator-min-microvolt = <1000000>;
  40                 regulator-max-microvolt = <1000000>;
  41         };
  42
  43         extcon_usb: extcon_iddig {
  44                 compatible = "linux,extcon-usb-gpio";
  45                 id-gpio = <&pio 12 GPIO_ACTIVE_HIGH>;
  46         };
  47
  48         extcon_usb1: extcon_iddig1 {
  49                 compatible = "linux,extcon-usb-gpio";
  50                 id-gpio = <&pio 14 GPIO_ACTIVE_HIGH>;
  51         };
  52
  53         usb_p0_vbus: regulator@2 {
  54                 compatible = "regulator-fixed";
  55                 regulator-name = "p0_vbus";
  56                 regulator-min-microvolt = <5000000>;
  57                 regulator-max-microvolt = <5000000>;
  58                 gpio = <&pio 13 GPIO_ACTIVE_HIGH>;
  59                 enable-active-high;
  60         };
  61
  62         usb_p1_vbus: regulator@3 {
  63                 compatible = "regulator-fixed";
  64                 regulator-name = "p1_vbus";
  65                 regulator-min-microvolt = <5000000>;
  66                 regulator-max-microvolt = <5000000>;
  67                 gpio = <&pio 15 GPIO_ACTIVE_HIGH>;
  68                 enable-active-high;
  69         };
  70
  71         usb_p2_vbus: regulator@4 {
  72                 compatible = "regulator-fixed";
  73                 regulator-name = "p2_vbus";
  74                 regulator-min-microvolt = <5000000>;
  75                 regulator-max-microvolt = <5000000>;
  76                 gpio = <&pio 16 GPIO_ACTIVE_HIGH>;
  77                 enable-active-high;
  78         };
  79
  80         usb_p3_vbus: regulator@5 {
  81                 compatible = "regulator-fixed";
  82                 regulator-name = "p3_vbus";
  83                 regulator-min-microvolt = <5000000>;
  84                 regulator-max-microvolt = <5000000>;
  85                 gpio = <&pio 17 GPIO_ACTIVE_HIGH>;
  86                 enable-active-high;
  87                 regulator-always-on;
  88         };
  89
  90 };
  91
  92 &auxadc {
  93         status = "okay";
  94 };
  95
  96 &cpu0 {
  97         proc-supply = <&cpus_fixed_vproc0>;
  98 };
  99
 100 &cpu1 {
 101         proc-supply = <&cpus_fixed_vproc0>;
 102 };
 103
 104 &cpu2 {
 105         proc-supply = <&cpus_fixed_vproc1>;
 106 };
 107
 108 &pio {
 109         usb0_id_pins_float: usb0_iddig {
 110                 pins_iddig {
 111                         pinmux = <MT2712_PIN_12_IDDIG_P0__FUNC_IDDIG_A>;
 112                         bias-pull-up;
 113                 };
 114         };
 115
 116         usb1_id_pins_float: usb1_iddig {
 117                 pins_iddig {
 118                         pinmux = <MT2712_PIN_14_IDDIG_P1__FUNC_IDDIG_B>;
 119                         bias-pull-up;
 120                 };
 121         };
 122 };
 123
 124 &ssusb {
 125         vbus-supply = <&usb_p0_vbus>;
 126         extcon = <&extcon_usb>;
 127         dr_mode = "otg";
 128         wakeup-source;
 129         mediatek,u3p-dis-msk = <0x1>;
 130         //enable-manual-drd;
 131         //maximum-speed = "full-speed";
 132         pinctrl-names = "default";
 133         pinctrl-0 = <&usb0_id_pins_float>;
 134         status = "okay";
 135 };
 136
 137 &ssusb1 {
 138         vbus-supply = <&usb_p1_vbus>;
 139         extcon = <&extcon_usb1>;
 140         dr_mode = "otg";
 141         //mediatek,u3p-dis-msk = <0x1>;
 142         enable-manual-drd;
 143         wakeup-source;
 144         //maximum-speed = "full-speed";
 145         pinctrl-names = "default";
 146         pinctrl-0 = <&usb1_id_pins_float>;
 147         status = "okay";
 148 };
 149
 150 &uart0 {
 151         status = "okay";
 152 };
 153
 154 &usb_host0 {
 155         vbus-supply = <&usb_p2_vbus>;
 156         status = "okay";
 157 };
 158
 159 &usb_host1 {
 160         status = "okay";
 161 };