arch/arm/dts/armada-3720-db.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Device Tree file for Marvell Armada 3720 development board
   4  * (DB-88F3720-DDR3)
   5  * Copyright (C) 2016 Marvell
   6  *
   7  * Gregory CLEMENT <gregory.clement@free-electrons.com>
   8  *
   9  * This file is compatible with the version 1.4 and the version 2.0 of
  10  * the board, however the CON numbers are different between the 2
  11  * version
  12  */
  13
  14 /dts-v1/;
  15
  16 #include <dt-bindings/gpio/gpio.h>
  17 #include "armada-372x.dtsi"
  18
  19 / {
  20         model = "Marvell Armada 3720 Development Board DB-88F3720-DDR3";
  21         compatible = "marvell,armada-3720-db", "marvell,armada3720", "marvell,armada3710";
  22
  23         chosen {
  24                 stdout-path = "serial0:115200n8";
  25         };
  26
  27         memory@0 {
  28                 device_type = "memory";
  29                 reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
  30         };
  31
  32         exp_usb3_vbus: usb3-vbus {
  33                 compatible = "regulator-fixed";
  34                 regulator-name = "usb3-vbus";
  35                 regulator-min-microvolt = <5000000>;
  36                 regulator-max-microvolt = <5000000>;
  37                 enable-active-high;
  38                 regulator-always-on;
  39                 gpio = <&gpio_exp 1 GPIO_ACTIVE_HIGH>;
  40         };
  41
  42         usb3_phy: usb3-phy {
  43                 compatible = "usb-nop-xceiv";
  44                 vcc-supply = <&exp_usb3_vbus>;
  45         };
  46
  47         vcc_sd_reg1: regulator {
  48                 compatible = "regulator-gpio";
  49                 regulator-name = "vcc_sd1";
  50                 regulator-min-microvolt = <1800000>;
  51                 regulator-max-microvolt = <3300000>;
  52                 regulator-boot-on;
  53
  54                 gpios = <&gpiosb 23 GPIO_ACTIVE_HIGH>;
  55                 gpios-states = <0>;
  56                 states = <1800000 0x1
  57                           3300000 0x0>;
  58                 enable-active-high;
  59         };
  60
  61         vcc_sd_reg2: regulator-vmcc {
  62                 compatible = "regulator-fixed";
  63                 regulator-name = "vcc_sd2";
  64                 regulator-min-microvolt = <3300000>;
  65                 regulator-max-microvolt = <3300000>;
  66                 regulator-boot-on;
  67                 enable-active-high;
  68                 gpio = <&gpio_exp 4 GPIO_ACTIVE_HIGH>;
  69         };
  70 };
  71
  72 /* Gigabit module on CON19(V2.0)/CON21(V1.4) */
  73 &eth0 {
  74         pinctrl-names = "default";
  75         pinctrl-0 = <&rgmii_pins>;
  76         phy-mode = "rgmii-id";
  77         phy = <&phy0>;
  78         status = "okay";
  79 };
  80
  81 /* Gigabit module on CON18(V2.0)/CON20(V1.4) */
  82 &eth1 {
  83         phy-mode = "sgmii";
  84         phy = <&phy1>;
  85         status = "okay";
  86 };
  87
  88 &i2c0 {
  89         pinctrl-names = "default";
  90         pinctrl-0 = <&i2c1_pins>;
  91         status = "okay";
  92
  93         gpio_exp: pca9555@22 {
  94                 compatible = "nxp,pca9555";
  95                 gpio-controller;
  96                 #gpio-cells = <2>;
  97
  98                 reg = <0x22>;
  99                 /*
 100                  * IO0_0: PWR_EN_USB2   IO1_0: PWR_EN_VTT
 101                  * IO0_1: PWR_EN_USB23  IO1_1: MPCIE_WDISABLE
 102                  * IO0_2: PWR_EN_SATA   IO1_2: RGMII_DEV_RSTN
 103                  * IO0_3: PWR_EN_PCIE   IO1_3: SGMII_DEV_RSTN
 104                  * IO0_4: PWR_EN_SD
 105                  * IO0_5: PWR_EN_EMMC
 106                  * IO0_6: PWR_EN_RGMII  IO1_6: SATA_USB3.0_SEL
 107                  * IO0_7: PWR_EN_SGMII  IO1_7: PWR_MCI_PS
 108                  */
 109         };
 110
 111         rtc@68  {
 112                 /* PT7C4337A from pericom fully compatible with the ds1337 */
 113                 compatible = "dallas,ds1337";
 114                 reg = <0x68>;
 115         };
 116 };
 117
 118 &mdio {
 119         status = "okay";
 120         phy0: ethernet-phy@0 {
 121                 reg = <0>;
 122         };
 123
 124         phy1: ethernet-phy@1 {
 125                 reg = <1>;
 126         };
 127 };
 128
 129 /* CON15(V2.0)/CON17(V1.4) : PCIe / CON15(V2.0)/CON12(V1.4) :mini-PCIe */
 130 &pcie0 {
 131         pinctrl-names = "default";
 132         pinctrl-0 = <&pcie_reset_pins &pcie_clkreq_pins>;
 133         reset-gpios = <&gpiosb 3 GPIO_ACTIVE_LOW>;
 134         status = "okay";
 135 };
 136
 137 /* CON3 */
 138 &sata {
 139         status = "okay";
 140 };
 141
 142 &sdhci0 {
 143         non-removable;
 144         bus-width = <8>;
 145         mmc-ddr-1_8v;
 146         mmc-hs400-1_8v;
 147         marvell,pad-type = "fixed-1-8v";
 148         status = "okay";
 149 };
 150
 151 /* SD slot module on CON14(V2.0)/CON15(V1.4) */
 152 &sdhci1 {
 153         wp-inverted;
 154         cd-gpios = <&gpiosb 2 GPIO_ACTIVE_LOW>;
 155         bus-width = <4>;
 156         marvell,pad-type = "sd";
 157         vqmmc-supply = <&vcc_sd_reg1>;
 158         vmmc-supply = <&vcc_sd_reg2>;
 159         status = "okay";
 160 };
 161
 162 &spi0 {
 163         status = "okay";
 164         pinctrl-names = "default";
 165         pinctrl-0 = <&spi_quad_pins>;
 166
 167         m25p80@0 {
 168                 compatible = "jedec,spi-nor";
 169                 reg = <0>;
 170                 spi-max-frequency = <108000000>;
 171                 spi-rx-bus-width = <4>;
 172                 spi-tx-bus-width = <4>;
 173
 174                 partitions {
 175                         compatible = "fixed-partitions";
 176                         #address-cells = <1>;
 177                         #size-cells = <1>;
 178                         partition@0 {
 179                                 label = "bootloader";
 180                                 reg = <0x0 0x200000>;
 181                         };
 182                         partition@200000 {
 183                                 label = "U-boot Env";
 184                                 reg = <0x200000 0x10000>;
 185                         };
 186                         partition@210000 {
 187                                 label = "Linux";
 188                                 reg = <0x210000 0xDF0000>;
 189                         };
 190                 };
 191         };
 192 };
 193
 194 /*
 195  * Exported on the micro USB connector CON30(V2.0)/CON32(V1.4) through
 196  * an FTDI (also on CON24(V2.0)/CON26(V1.4)).
 197  */
 198 &uart0 {
 199         pinctrl-names = "default";
 200         pinctrl-0 = <&uart1_pins>;
 201         status = "okay";
 202 };
 203
 204 /* CON26(V2.0)/CON28(V1.4) */
 205 &uart1 {
 206         pinctrl-names = "default";
 207         pinctrl-0 = <&uart2_pins>;
 208         status = "okay";
 209 };
 210
 211 /* CON27(V2.0)/CON29(V1.4) */
 212 &usb2 {
 213         status = "okay";
 214 };
 215
 216 /* CON29(V2.0)/CON31(V1.4) */
 217 &usb3 {
 218         status = "okay";
 219         usb-phy = <&usb3_phy>;
 220 };