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	status = "okay";
132};
133
134/* CON3 */
135&sata {
136	status = "okay";
137};
138
139&sdhci0 {
140	non-removable;
141	bus-width = <8>;
142	mmc-ddr-1_8v;
143	mmc-hs400-1_8v;
144	marvell,pad-type = "fixed-1-8v";
145	status = "okay";
146};
147
148/* SD slot module on CON14(V2.0)/CON15(V1.4) */
149&sdhci1 {
150	wp-inverted;
151	cd-gpios = <&gpiosb 2 GPIO_ACTIVE_LOW>;
152	bus-width = <4>;
153	marvell,pad-type = "sd";
154	vqmmc-supply = <&vcc_sd_reg1>;
155	vmmc-supply = <&vcc_sd_reg2>;
156	status = "okay";
157};
158
159&spi0 {
160	status = "okay";
161	pinctrl-names = "default";
162	pinctrl-0 = <&spi_quad_pins>;
163
164	m25p80@0 {
165		compatible = "jedec,spi-nor";
166		reg = <0>;
167		spi-max-frequency = <108000000>;
168		spi-rx-bus-width = <4>;
169		spi-tx-bus-width = <4>;
170
171		partitions {
172			compatible = "fixed-partitions";
173			#address-cells = <1>;
174			#size-cells = <1>;
175			partition@0 {
176				label = "bootloader";
177				reg = <0x0 0x200000>;
178			};
179			partition@200000 {
180				label = "U-boot Env";
181				reg = <0x200000 0x10000>;
182			};
183			partition@210000 {
184				label = "Linux";
185				reg = <0x210000 0xDF0000>;
186			};
187		};
188	};
189};
190
191/*
192 * Exported on the micro USB connector CON30(V2.0)/CON32(V1.4) through
193 * an FTDI (also on CON24(V2.0)/CON26(V1.4)).
194 */
195&uart0 {
196	pinctrl-names = "default";
197	pinctrl-0 = <&uart1_pins>;
198	status = "okay";
199};
200
201/* CON26(V2.0)/CON28(V1.4) */
202&uart1 {
203	pinctrl-names = "default";
204	pinctrl-0 = <&uart2_pins>;
205	status = "okay";
206};
207
208/* CON27(V2.0)/CON29(V1.4) */
209&usb2 {
210	status = "okay";
211};
212
213/* CON29(V2.0)/CON31(V1.4) */
214&usb3 {
215	status = "okay";
216	usb-phy = <&usb3_phy>;
217};
218