1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) <<
2 /* 1 /*
3 * Device Tree file for Marvell Armada 3720 de 2 * Device Tree file for Marvell Armada 3720 development board
4 * (DB-88F3720-DDR3) 3 * (DB-88F3720-DDR3)
5 * Copyright (C) 2016 Marvell 4 * Copyright (C) 2016 Marvell
6 * 5 *
7 * Gregory CLEMENT <gregory.clement@free-electr 6 * Gregory CLEMENT <gregory.clement@free-electrons.com>
8 * 7 *
9 * This file is compatible with the version 1. !! 8 * This file is dual-licensed: you can use it either under the terms
10 * the board, however the CON numbers are diff !! 9 * of the GPL or the X11 license, at your option. Note that this dual
11 * version !! 10 * licensing only applies to this file, and not this project as a
>> 11 * whole.
>> 12 *
>> 13 * a) This file is free software; you can redistribute it and/or
>> 14 * modify it under the terms of the GNU General Public License as
>> 15 * published by the Free Software Foundation; either version 2 of the
>> 16 * License, or (at your option) any later version.
>> 17 *
>> 18 * This file is distributed in the hope that it will be useful,
>> 19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
>> 20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
>> 21 * GNU General Public License for more details.
>> 22 *
>> 23 * Or, alternatively,
>> 24 *
>> 25 * b) Permission is hereby granted, free of charge, to any person
>> 26 * obtaining a copy of this software and associated documentation
>> 27 * files (the "Software"), to deal in the Software without
>> 28 * restriction, including without limitation the rights to use,
>> 29 * copy, modify, merge, publish, distribute, sublicense, and/or
>> 30 * sell copies of the Software, and to permit persons to whom the
>> 31 * Software is furnished to do so, subject to the following
>> 32 * conditions:
>> 33 *
>> 34 * The above copyright notice and this permission notice shall be
>> 35 * included in all copies or substantial portions of the Software.
>> 36 *
>> 37 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
>> 38 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
>> 39 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
>> 40 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
>> 41 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
>> 42 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
>> 43 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
>> 44 * OTHER DEALINGS IN THE SOFTWARE.
12 */ 45 */
13 46
14 /dts-v1/; 47 /dts-v1/;
15 48
16 #include <dt-bindings/gpio/gpio.h> 49 #include <dt-bindings/gpio/gpio.h>
17 #include "armada-372x.dtsi" 50 #include "armada-372x.dtsi"
18 51
19 / { 52 / {
20 model = "Marvell Armada 3720 Developme 53 model = "Marvell Armada 3720 Development Board DB-88F3720-DDR3";
21 compatible = "marvell,armada-3720-db", !! 54 compatible = "marvell,armada-3720-db", "marvell,armada3720", "marvell,armada3710";
22 55
23 chosen { 56 chosen {
24 stdout-path = "serial0:115200n 57 stdout-path = "serial0:115200n8";
25 }; 58 };
26 59
27 memory@0 { 60 memory@0 {
28 device_type = "memory"; 61 device_type = "memory";
29 reg = <0x00000000 0x00000000 0 62 reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
30 }; 63 };
31 64
32 exp_usb3_vbus: usb3-vbus { 65 exp_usb3_vbus: usb3-vbus {
33 compatible = "regulator-fixed" 66 compatible = "regulator-fixed";
34 regulator-name = "usb3-vbus"; 67 regulator-name = "usb3-vbus";
35 regulator-min-microvolt = <500 68 regulator-min-microvolt = <5000000>;
36 regulator-max-microvolt = <500 69 regulator-max-microvolt = <5000000>;
37 enable-active-high; 70 enable-active-high;
38 regulator-always-on; 71 regulator-always-on;
39 gpio = <&gpio_exp 1 GPIO_ACTIV 72 gpio = <&gpio_exp 1 GPIO_ACTIVE_HIGH>;
40 }; 73 };
41 74
42 usb3_phy: usb3-phy { 75 usb3_phy: usb3-phy {
43 compatible = "usb-nop-xceiv"; 76 compatible = "usb-nop-xceiv";
44 vcc-supply = <&exp_usb3_vbus>; 77 vcc-supply = <&exp_usb3_vbus>;
45 }; 78 };
46 <<
47 vcc_sd_reg1: regulator { <<
48 compatible = "regulator-gpio"; <<
49 regulator-name = "vcc_sd1"; <<
50 regulator-min-microvolt = <180 <<
51 regulator-max-microvolt = <330 <<
52 regulator-boot-on; <<
53 <<
54 gpios = <&gpiosb 23 GPIO_ACTIV <<
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 = <330 <<
65 regulator-max-microvolt = <330 <<
66 regulator-boot-on; <<
67 enable-active-high; <<
68 gpio = <&gpio_exp 4 GPIO_ACTIV <<
69 }; <<
70 }; <<
71 <<
72 /* Gigabit module on CON19(V2.0)/CON21(V1.4) * <<
73 ð0 { <<
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 ð1 { <<
83 phy-mode = "sgmii"; <<
84 phy = <&phy1>; <<
85 status = "okay"; <<
86 }; 79 };
87 80
88 &i2c0 { 81 &i2c0 {
89 pinctrl-names = "default"; 82 pinctrl-names = "default";
90 pinctrl-0 = <&i2c1_pins>; 83 pinctrl-0 = <&i2c1_pins>;
91 status = "okay"; 84 status = "okay";
92 85
93 gpio_exp: pca9555@22 { 86 gpio_exp: pca9555@22 {
94 compatible = "nxp,pca9555"; 87 compatible = "nxp,pca9555";
95 gpio-controller; 88 gpio-controller;
96 #gpio-cells = <2>; 89 #gpio-cells = <2>;
97 90
98 reg = <0x22>; 91 reg = <0x22>;
99 /* 92 /*
100 * IO0_0: PWR_EN_USB2 IO1_0: 93 * IO0_0: PWR_EN_USB2 IO1_0: PWR_EN_VTT
101 * IO0_1: PWR_EN_USB23 IO1_1: 94 * IO0_1: PWR_EN_USB23 IO1_1: MPCIE_WDISABLE
102 * IO0_2: PWR_EN_SATA IO1_2: 95 * IO0_2: PWR_EN_SATA IO1_2: RGMII_DEV_RSTN
103 * IO0_3: PWR_EN_PCIE IO1_3: 96 * IO0_3: PWR_EN_PCIE IO1_3: SGMII_DEV_RSTN
104 * IO0_4: PWR_EN_SD 97 * IO0_4: PWR_EN_SD
105 * IO0_5: PWR_EN_EMMC 98 * IO0_5: PWR_EN_EMMC
106 * IO0_6: PWR_EN_RGMII IO1_6: 99 * IO0_6: PWR_EN_RGMII IO1_6: SATA_USB3.0_SEL
107 * IO0_7: PWR_EN_SGMII IO1_7: 100 * IO0_7: PWR_EN_SGMII IO1_7: PWR_MCI_PS
108 */ 101 */
109 }; 102 };
110 103
111 rtc@68 { 104 rtc@68 {
112 /* PT7C4337A from pericom full 105 /* PT7C4337A from pericom fully compatible with the ds1337 */
113 compatible = "dallas,ds1337"; 106 compatible = "dallas,ds1337";
114 reg = <0x68>; 107 reg = <0x68>;
115 }; 108 };
116 }; 109 };
117 110
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 <<
130 &pcie0 { <<
131 pinctrl-names = "default"; <<
132 pinctrl-0 = <&pcie_reset_pins &pcie_cl <<
133 reset-gpios = <&gpiosb 3 GPIO_ACTIVE_L <<
134 status = "okay"; <<
135 }; <<
136 <<
137 /* CON3 */ 111 /* CON3 */
138 &sata { 112 &sata {
139 status = "okay"; 113 status = "okay";
140 }; 114 };
141 115
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 { 116 &spi0 {
163 status = "okay"; 117 status = "okay";
164 pinctrl-names = "default"; 118 pinctrl-names = "default";
165 pinctrl-0 = <&spi_quad_pins>; 119 pinctrl-0 = <&spi_quad_pins>;
166 120
167 flash@0 { !! 121 m25p80@0 {
168 compatible = "jedec,spi-nor"; 122 compatible = "jedec,spi-nor";
169 reg = <0>; 123 reg = <0>;
170 spi-max-frequency = <108000000 124 spi-max-frequency = <108000000>;
171 spi-rx-bus-width = <4>; 125 spi-rx-bus-width = <4>;
172 spi-tx-bus-width = <4>; 126 spi-tx-bus-width = <4>;
173 127
174 partitions { 128 partitions {
175 compatible = "fixed-pa 129 compatible = "fixed-partitions";
176 #address-cells = <1>; 130 #address-cells = <1>;
177 #size-cells = <1>; 131 #size-cells = <1>;
178 partition@0 { 132 partition@0 {
179 label = "bootl 133 label = "bootloader";
180 reg = <0x0 0x2 134 reg = <0x0 0x200000>;
181 }; 135 };
182 partition@200000 { 136 partition@200000 {
183 label = "U-boo 137 label = "U-boot Env";
184 reg = <0x20000 138 reg = <0x200000 0x10000>;
185 }; 139 };
186 partition@210000 { 140 partition@210000 {
187 label = "Linux 141 label = "Linux";
188 reg = <0x21000 142 reg = <0x210000 0xDF0000>;
189 }; 143 };
190 }; 144 };
191 }; 145 };
192 }; 146 };
193 147
194 /* !! 148 /* Exported on the micro USB connector CON32 through an FTDI */
195 * Exported on the micro USB connector CON30(V <<
196 * an FTDI (also on CON24(V2.0)/CON26(V1.4)). <<
197 */ <<
198 &uart0 { 149 &uart0 {
199 pinctrl-names = "default"; 150 pinctrl-names = "default";
200 pinctrl-0 = <&uart1_pins>; 151 pinctrl-0 = <&uart1_pins>;
201 status = "okay"; 152 status = "okay";
202 }; 153 };
203 154
204 /* CON26(V2.0)/CON28(V1.4) */ !! 155 &sdhci0 {
205 &uart1 { !! 156 non-removable;
206 pinctrl-names = "default"; !! 157 bus-width = <8>;
207 pinctrl-0 = <&uart2_pins>; !! 158 mmc-ddr-1_8v;
>> 159 mmc-hs400-1_8v;
>> 160 marvell,pad-type = "fixed-1-8v";
>> 161 status = "okay";
>> 162 };
>> 163
>> 164 /* CON31 */
>> 165 &usb3 {
>> 166 status = "okay";
>> 167 usb-phy = <&usb3_phy>;
>> 168 };
>> 169
>> 170 /* CON17 (PCIe) / CON12 (mini-PCIe) */
>> 171 &pcie0 {
208 status = "okay"; 172 status = "okay";
209 }; 173 };
210 174
211 /* CON27(V2.0)/CON29(V1.4) */ !! 175 /* CON27 */
212 &usb2 { 176 &usb2 {
213 status = "okay"; 177 status = "okay";
214 }; 178 };
215 179
216 /* CON29(V2.0)/CON31(V1.4) */ !! 180
217 &usb3 { !! 181 &mdio {
>> 182 status = "okay";
>> 183 phy0: ethernet-phy@0 {
>> 184 reg = <0>;
>> 185 };
>> 186
>> 187 phy1: ethernet-phy@1 {
>> 188 reg = <1>;
>> 189 };
>> 190 };
>> 191
>> 192 ð0 {
>> 193 pinctrl-names = "default";
>> 194 pinctrl-0 = <&rgmii_pins>;
>> 195 phy-mode = "rgmii-id";
>> 196 phy = <&phy0>;
>> 197 status = "okay";
>> 198 };
>> 199
>> 200 ð1 {
>> 201 phy-mode = "sgmii";
>> 202 phy = <&phy1>;
218 status = "okay"; 203 status = "okay";
219 usb-phy = <&usb3_phy>; <<
220 }; 204 };
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