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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Device Tree file for Marvell Armada 3720 development board
* (DB-88F3720-DDR3)
* Copyright (C) 2016 Marvell
*
* Gregory CLEMENT <gregory.clement@free-electrons.com>
*
* This file is compatible with the version 1.4 and the version 2.0 of
* the board, however the CON numbers are different between the 2
* version
*/
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include "armada-372x.dtsi"
/ {
model = "Marvell Armada 3720 Development Board DB-88F3720-DDR3";
compatible = "marvell,armada-3720-db", "marvell,armada3720", "marvell,armada3700";
chosen {
stdout-path = "serial0:115200n8";
};
memory@0 {
device_type = "memory";
reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
};
exp_usb3_vbus: usb3-vbus {
compatible = "regulator-fixed";
regulator-name = "usb3-vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
enable-active-high;
regulator-always-on;
gpio = <&gpio_exp 1 GPIO_ACTIVE_HIGH>;
};
usb3_phy: usb3-phy {
compatible = "usb-nop-xceiv";
vcc-supply = <&exp_usb3_vbus>;
};
vcc_sd_reg1: regulator {
compatible = "regulator-gpio";
regulator-name = "vcc_sd1";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
gpios = <&gpiosb 23 GPIO_ACTIVE_HIGH>;
gpios-states = <0>;
states = <1800000 0x1
3300000 0x0>;
enable-active-high;
};
vcc_sd_reg2: regulator-vmcc {
compatible = "regulator-fixed";
regulator-name = "vcc_sd2";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
enable-active-high;
gpio = <&gpio_exp 4 GPIO_ACTIVE_HIGH>;
};
};
/* Gigabit module on CON19(V2.0)/CON21(V1.4) */
ð0 {
pinctrl-names = "default";
pinctrl-0 = <&rgmii_pins>;
phy-mode = "rgmii-id";
phy = <&phy0>;
status = "okay";
};
/* Gigabit module on CON18(V2.0)/CON20(V1.4) */
ð1 {
phy-mode = "sgmii";
phy = <&phy1>;
status = "okay";
};
&i2c0 {
pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins>;
status = "okay";
gpio_exp: pca9555@22 {
compatible = "nxp,pca9555";
gpio-controller;
#gpio-cells = <2>;
reg = <0x22>;
/*
* IO0_0: PWR_EN_USB2 IO1_0: PWR_EN_VTT
* IO0_1: PWR_EN_USB23 IO1_1: MPCIE_WDISABLE
* IO0_2: PWR_EN_SATA IO1_2: RGMII_DEV_RSTN
* IO0_3: PWR_EN_PCIE IO1_3: SGMII_DEV_RSTN
* IO0_4: PWR_EN_SD
* IO0_5: PWR_EN_EMMC
* IO0_6: PWR_EN_RGMII IO1_6: SATA_USB3.0_SEL
* IO0_7: PWR_EN_SGMII IO1_7: PWR_MCI_PS
*/
};
rtc@68 {
/* PT7C4337A from pericom fully compatible with the ds1337 */
compatible = "dallas,ds1337";
reg = <0x68>;
};
};
&mdio {
status = "okay";
phy0: ethernet-phy@0 {
reg = <0>;
};
phy1: ethernet-phy@1 {
reg = <1>;
};
};
/* CON15(V2.0)/CON17(V1.4) : PCIe / CON15(V2.0)/CON12(V1.4) :mini-PCIe */
&pcie0 {
pinctrl-names = "default";
pinctrl-0 = <&pcie_reset_pins &pcie_clkreq_pins>;
reset-gpios = <&gpiosb 3 GPIO_ACTIVE_LOW>;
status = "okay";
};
/* CON3 */
&sata {
status = "okay";
};
&sdhci0 {
non-removable;
bus-width = <8>;
mmc-ddr-1_8v;
mmc-hs400-1_8v;
marvell,pad-type = "fixed-1-8v";
status = "okay";
};
/* SD slot module on CON14(V2.0)/CON15(V1.4) */
&sdhci1 {
wp-inverted;
cd-gpios = <&gpiosb 2 GPIO_ACTIVE_LOW>;
bus-width = <4>;
marvell,pad-type = "sd";
vqmmc-supply = <&vcc_sd_reg1>;
vmmc-supply = <&vcc_sd_reg2>;
status = "okay";
};
&spi0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&spi_quad_pins>;
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <108000000>;
spi-rx-bus-width = <4>;
spi-tx-bus-width = <4>;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "bootloader";
reg = <0x0 0x200000>;
};
partition@200000 {
label = "U-boot Env";
reg = <0x200000 0x10000>;
};
partition@210000 {
label = "Linux";
reg = <0x210000 0xDF0000>;
};
};
};
};
/*
* Exported on the micro USB connector CON30(V2.0)/CON32(V1.4) through
* an FTDI (also on CON24(V2.0)/CON26(V1.4)).
*/
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart1_pins>;
status = "okay";
};
/* CON26(V2.0)/CON28(V1.4) */
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&uart2_pins>;
status = "okay";
};
/* CON27(V2.0)/CON29(V1.4) */
&usb2 {
status = "okay";
};
/* CON29(V2.0)/CON31(V1.4) */
&usb3 {
status = "okay";
usb-phy = <&usb3_phy>;
};
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