arch/arm/dts/armada-3720-turris-mox.dts

   1 // SPDX-License-Identifier: GPL-2.0+ or X11
   2 /*
   3  * Device Tree file for CZ.NIC Turris Mox Board
   4  * 2018 by Marek Behun <marek.behun@nic.cz>
   5  *
   6  * Based on armada-3720-espressobin.dts by:
   7  *   Gregory CLEMENT <gregory.clement@free-electrons.com>
   8  *   Konstantin Porotchkin <kostap@marvell.com>
   9  */
  10
  11 /dts-v1/;
  12
  13 #include <dt-bindings/gpio/gpio.h>
  14 #include <dt-bindings/input/input.h>
  15 #include <dt-bindings/leds/common.h>
  16 #include "armada-372x.dtsi"
  17
  18 / {
  19         model = "CZ.NIC Turris Mox Board";
  20         compatible = "cznic,turris-mox", "marvell,armada3720",
  21                      "marvell,armada3710";
  22
  23         chosen {
  24                 stdout-path = "serial0:115200n8";
  25         };
  26
  27         aliases {
  28                 ethernet0 = &eth0;
  29                 ethernet1 = &eth1;
  30                 i2c0 = &i2c0;
  31                 spi0 = &spi0;
  32         };
  33
  34         memory {
  35                 device_type = "memory";
  36                 reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
  37         };
  38
  39         leds {
  40                 compatible = "gpio-leds";
  41
  42                 led {
  43                         gpios = <&gpiosb 21 GPIO_ACTIVE_LOW>;
  44                         color = <LED_COLOR_ID_RED>;
  45                         function = LED_FUNCTION_ACTIVITY;
  46                 };
  47         };
  48
  49         gpio-keys {
  50                 compatible = "gpio-keys";
  51
  52                 reset {
  53                         compatible = "gpio-keys";
  54                         label = "reset";
  55                         linux,code = <KEY_RESTART>;
  56                         gpios = <&gpiosb 20 GPIO_ACTIVE_LOW>;
  57                         debounce-interval = <60>;
  58                 };
  59         };
  60
  61         reg_usb3_vbus: usb3_vbus@0 {
  62                 compatible = "regulator-fixed";
  63                 regulator-name = "usb3-vbus";
  64                 regulator-min-microvolt = <5000000>;
  65                 regulator-max-microvolt = <5000000>;
  66                 startup-delay-us = <2000000>;
  67                 shutdown-delay-us = <1000000>;
  68                 gpio = <&gpiosb 0 GPIO_ACTIVE_HIGH>;
  69                 enable-active-high;
  70                 regulator-boot-on;
  71         };
  72
  73         vsdc_reg: vsdc-reg {
  74                 compatible = "regulator-gpio";
  75                 regulator-name = "vsdc";
  76                 regulator-min-microvolt = <1800000>;
  77                 regulator-max-microvolt = <3300000>;
  78                 regulator-boot-on;
  79
  80                 gpios = <&gpiosb 23 GPIO_ACTIVE_HIGH>;
  81                 gpios-states = <0>;
  82                 states = <1800000 0x1
  83                           3300000 0x0>;
  84                 enable-active-high;
  85         };
  86
  87         mdio {
  88                 #address-cells = <1>;
  89                 #size-cells = <0>;
  90
  91                 eth_phy1: ethernet-phy@1 {
  92                         reg = <1>;
  93                 };
  94         };
  95 };
  96
  97 &eth0 {
  98         status = "okay";
  99         pinctrl-names = "default";
 100         pinctrl-0 = <&rgmii_pins>, <&smi_pins>;
 101         phy-mode = "rgmii";
 102         phy = <&eth_phy1>;
 103 };
 104
 105 &eth1 {
 106         phy-mode = "2500base-x";
 107         phys = <&comphy0 1>;
 108 };
 109
 110 &i2c0 {
 111         pinctrl-names = "default";
 112         pinctrl-0 = <&i2c1_pins>;
 113         status = "okay";
 114         #address-cells = <1>;
 115         #size-cells = <0>;
 116
 117         rtc@6f {
 118                 compatible = "microchip,mcp7941x";
 119                 reg = <0x6f>;
 120         };
 121 };
 122
 123 &sdhci1 {
 124         wp-inverted;
 125         bus-width = <4>;
 126         cd-gpios = <&gpionb 10 GPIO_ACTIVE_HIGH>;
 127         vqmmc-supply = <&vsdc_reg>;
 128         marvell,pad-type = "sd";
 129         status = "okay";
 130 };
 131
 132 &pinctrl_nb {
 133         spi_cs1_pins: spi-cs1-pins {
 134                 groups = "spi_cs1";
 135                 function = "spi";
 136         };
 137 };
 138
 139 &spi0 {
 140         status = "okay";
 141         pinctrl-names = "default";
 142         pinctrl-0 = <&spi_cs1_pins>;
 143         assigned-clocks = <&nb_periph_clk 7>;
 144         assigned-clock-parents = <&tbg 1>;
 145         assigned-clock-rates = <20000000>;
 146
 147         spi-flash@0 {
 148                 #address-cells = <1>;
 149                 #size-cells = <1>;
 150                 compatible = "st,s25fl064l", "jedec,spi-nor";
 151                 reg = <0>;
 152                 spi-max-frequency = <20000000>;
 153                 m25p,fast-read;
 154
 155                 partitions {
 156                         compatible = "fixed-partitions";
 157                         #address-cells = <1>;
 158                         #size-cells = <1>;
 159
 160                         partition@0 {
 161                                 label = "secure-firmware";
 162                                 reg = <0x0 0x20000>;
 163                         };
 164
 165                         partition@20000 {
 166                                 label = "a53-firmware";
 167                                 reg = <0x20000 0x160000>;
 168                         };
 169
 170                         partition@180000 {
 171                                 label = "u-boot-env";
 172                                 reg = <0x180000 0x10000>;
 173                         };
 174
 175                         partition@190000 {
 176                                 label = "Rescue system";
 177                                 reg = <0x190000 0x660000>;
 178                         };
 179
 180                         partition@7f0000 {
 181                                 label = "dtb";
 182                                 reg = <0x7f0000 0x10000>;
 183                         };
 184                 };
 185         };
 186
 187         moxtet@1 {
 188                 #address-cells = <1>;
 189                 #size-cells = <0>;
 190                 compatible = "cznic,moxtet";
 191                 reg = <1>;
 192                 reset-gpios = <&gpiosb 2 GPIO_ACTIVE_LOW>;
 193                 spi-max-frequency = <1000000>;
 194                 spi-cpol;
 195                 spi-cpha;
 196         };
 197 };
 198
 199 &uart0 {
 200         pinctrl-names = "default";
 201         pinctrl-0 = <&uart1_pins>;
 202         status = "okay";
 203 };
 204
 205 &usb2 {
 206         status = "okay";
 207 };
 208
 209 &usb3 {
 210         vbus-supply = <&reg_usb3_vbus>;
 211         status = "okay";
 212         phys = <&comphy2 0>;
 213 };
 214
 215 &pcie0 {
 216         pinctrl-names = "default";
 217         pinctrl-0 = <&pcie_pins>;
 218         reset-gpios = <&gpiosb 3 GPIO_ACTIVE_LOW>;
 219         status = "disabled";
 220         phys = <&comphy1 0>;
 221 };