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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Device Tree file for Globalscale Marvell ESPRESSOBin Board
* Copyright (C) 2016 Marvell
*
* Romain Perier <romain.perier@free-electrons.com>
*
*/
/*
* Schematic available at http://espressobin.net/wp-content/uploads/2017/08/ESPRESSObin_V5_Schematics.pdf
*/
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include "armada-372x.dtsi"
/ {
model = "Globalscale Marvell ESPRESSOBin Board";
compatible = "globalscale,espressobin", "marvell,armada3720", "marvell,armada3710";
chosen {
stdout-path = "serial0:115200n8";
};
memory@0 {
device_type = "memory";
reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
};
vcc_sd_reg1: regulator {
compatible = "regulator-gpio";
regulator-name = "vcc_sd1";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
gpios = <&gpionb 4 GPIO_ACTIVE_HIGH>;
gpios-states = <0>;
states = <1800000 0x1
3300000 0x0>;
enable-active-high;
};
};
/* J9 */
&pcie0 {
status = "okay";
phys = <&comphy1 0>;
pinctrl-names = "default";
pinctrl-0 = <&pcie_reset_pins &pcie_clkreq_pins>;
};
/* J6 */
&sata {
status = "okay";
};
/* J1 */
&sdhci1 {
wp-inverted;
bus-width = <4>;
cd-gpios = <&gpionb 3 GPIO_ACTIVE_LOW>;
marvell,pad-type = "sd";
vqmmc-supply = <&vcc_sd_reg1>;
pinctrl-names = "default";
pinctrl-0 = <&sdio_pins>;
status = "okay";
};
/* U11 */
&sdhci0 {
non-removable;
bus-width = <8>;
mmc-ddr-1_8v;
mmc-hs400-1_8v;
marvell,xenon-emmc;
marvell,xenon-tun-count = <9>;
marvell,pad-type = "fixed-1-8v";
pinctrl-names = "default";
pinctrl-0 = <&mmc_pins>;
/*
* This eMMC is not populated on all boards, so disable it by
* default and let the bootloader enable it, if it is present
*/
status = "disabled";
};
&spi0 {
status = "okay";
flash@0 {
reg = <0>;
compatible = "winbond,w25q32dw", "jedec,spi-flash";
spi-max-frequency = <104000000>;
m25p,fast-read;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "uboot";
reg = <0 0x180000>;
};
partition@180000 {
label = "ubootenv";
reg = <0x180000 0x10000>;
};
};
};
};
/* Exported on the micro USB connector J5 through an FTDI */
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart1_pins>;
status = "okay";
};
/*
* Connector J17 and J18 expose a number of different features. Some pins are
* multiplexed. This is the case for instance for the following features:
* - UART1 (pin 24 = RX, pin 26 = TX). See armada-3720-db.dts for an example of
* how to enable it. Beware that the signals are 1.8V TTL.
* - I2C
* - SPI
* - MMC
*/
/* J7 */
&usb3 {
status = "okay";
};
/* J8 */
&usb2 {
status = "okay";
};
&mdio {
switch0: switch0@1 {
compatible = "marvell,mv88e6085";
#address-cells = <1>;
#size-cells = <0>;
reg = <1>;
dsa,member = <0 0>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
label = "cpu";
ethernet = <ð0>;
phy-mode = "rgmii-id";
fixed-link {
speed = <1000>;
full-duplex;
};
};
port@1 {
reg = <1>;
label = "wan";
phy-handle = <&switch0phy0>;
};
port@2 {
reg = <2>;
label = "lan0";
phy-handle = <&switch0phy1>;
};
port@3 {
reg = <3>;
label = "lan1";
phy-handle = <&switch0phy2>;
};
};
mdio {
#address-cells = <1>;
#size-cells = <0>;
switch0phy0: switch0phy0@11 {
reg = <0x11>;
};
switch0phy1: switch0phy1@12 {
reg = <0x12>;
};
switch0phy2: switch0phy2@13 {
reg = <0x13>;
};
};
};
};
ð0 {
pinctrl-names = "default";
pinctrl-0 = <&rgmii_pins>, <&smi_pins>;
phy-mode = "rgmii-id";
status = "okay";
fixed-link {
speed = <1000>;
full-duplex;
};
};
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