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 *
>> 8 * This file is dual-licensed: you can use it either under the terms
>> 9 * of the GPL or the X11 license, at your option. Note that this dual
>> 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.
>> 45 *
9 * This file is compatible with the version 1. 46 * This file is compatible with the version 1.4 and the version 2.0 of
10 * the board, however the CON numbers are diff 47 * the board, however the CON numbers are different between the 2
11 * version 48 * version
12 */ 49 */
13 50
14 /dts-v1/; 51 /dts-v1/;
15 52
16 #include <dt-bindings/gpio/gpio.h> 53 #include <dt-bindings/gpio/gpio.h>
17 #include "armada-372x.dtsi" 54 #include "armada-372x.dtsi"
18 55
19 / { 56 / {
20 model = "Marvell Armada 3720 Developme 57 model = "Marvell Armada 3720 Development Board DB-88F3720-DDR3";
21 compatible = "marvell,armada-3720-db", !! 58 compatible = "marvell,armada-3720-db", "marvell,armada3720", "marvell,armada3710";
22 59
23 chosen { 60 chosen {
24 stdout-path = "serial0:115200n 61 stdout-path = "serial0:115200n8";
25 }; 62 };
26 63
27 memory@0 { 64 memory@0 {
28 device_type = "memory"; 65 device_type = "memory";
29 reg = <0x00000000 0x00000000 0 66 reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
30 }; 67 };
31 68
32 exp_usb3_vbus: usb3-vbus { 69 exp_usb3_vbus: usb3-vbus {
33 compatible = "regulator-fixed" 70 compatible = "regulator-fixed";
34 regulator-name = "usb3-vbus"; 71 regulator-name = "usb3-vbus";
35 regulator-min-microvolt = <500 72 regulator-min-microvolt = <5000000>;
36 regulator-max-microvolt = <500 73 regulator-max-microvolt = <5000000>;
37 enable-active-high; 74 enable-active-high;
38 regulator-always-on; 75 regulator-always-on;
39 gpio = <&gpio_exp 1 GPIO_ACTIV 76 gpio = <&gpio_exp 1 GPIO_ACTIVE_HIGH>;
40 }; 77 };
41 78
42 usb3_phy: usb3-phy { 79 usb3_phy: usb3-phy {
43 compatible = "usb-nop-xceiv"; 80 compatible = "usb-nop-xceiv";
44 vcc-supply = <&exp_usb3_vbus>; 81 vcc-supply = <&exp_usb3_vbus>;
45 }; 82 };
46 83
47 vcc_sd_reg1: regulator { 84 vcc_sd_reg1: regulator {
48 compatible = "regulator-gpio"; 85 compatible = "regulator-gpio";
49 regulator-name = "vcc_sd1"; 86 regulator-name = "vcc_sd1";
50 regulator-min-microvolt = <180 87 regulator-min-microvolt = <1800000>;
51 regulator-max-microvolt = <330 88 regulator-max-microvolt = <3300000>;
52 regulator-boot-on; 89 regulator-boot-on;
53 90
54 gpios = <&gpiosb 23 GPIO_ACTIV 91 gpios = <&gpiosb 23 GPIO_ACTIVE_HIGH>;
55 gpios-states = <0>; 92 gpios-states = <0>;
56 states = <1800000 0x1 93 states = <1800000 0x1
57 3300000 0x0>; 94 3300000 0x0>;
58 enable-active-high; 95 enable-active-high;
59 }; 96 };
60 97
61 vcc_sd_reg2: regulator-vmcc { 98 vcc_sd_reg2: regulator-vmcc {
62 compatible = "regulator-fixed" 99 compatible = "regulator-fixed";
63 regulator-name = "vcc_sd2"; 100 regulator-name = "vcc_sd2";
64 regulator-min-microvolt = <330 101 regulator-min-microvolt = <3300000>;
65 regulator-max-microvolt = <330 102 regulator-max-microvolt = <3300000>;
66 regulator-boot-on; 103 regulator-boot-on;
67 enable-active-high; 104 enable-active-high;
68 gpio = <&gpio_exp 4 GPIO_ACTIV 105 gpio = <&gpio_exp 4 GPIO_ACTIVE_HIGH>;
69 }; 106 };
70 }; 107 };
71 108
72 /* Gigabit module on CON19(V2.0)/CON21(V1.4) * 109 /* Gigabit module on CON19(V2.0)/CON21(V1.4) */
73 ð0 { 110 ð0 {
74 pinctrl-names = "default"; 111 pinctrl-names = "default";
75 pinctrl-0 = <&rgmii_pins>; 112 pinctrl-0 = <&rgmii_pins>;
76 phy-mode = "rgmii-id"; 113 phy-mode = "rgmii-id";
77 phy = <&phy0>; 114 phy = <&phy0>;
78 status = "okay"; 115 status = "okay";
79 }; 116 };
80 117
81 /* Gigabit module on CON18(V2.0)/CON20(V1.4) * 118 /* Gigabit module on CON18(V2.0)/CON20(V1.4) */
82 ð1 { 119 ð1 {
83 phy-mode = "sgmii"; 120 phy-mode = "sgmii";
84 phy = <&phy1>; 121 phy = <&phy1>;
85 status = "okay"; 122 status = "okay";
86 }; 123 };
87 124
88 &i2c0 { 125 &i2c0 {
89 pinctrl-names = "default"; 126 pinctrl-names = "default";
90 pinctrl-0 = <&i2c1_pins>; 127 pinctrl-0 = <&i2c1_pins>;
91 status = "okay"; 128 status = "okay";
92 129
93 gpio_exp: pca9555@22 { 130 gpio_exp: pca9555@22 {
94 compatible = "nxp,pca9555"; 131 compatible = "nxp,pca9555";
95 gpio-controller; 132 gpio-controller;
96 #gpio-cells = <2>; 133 #gpio-cells = <2>;
97 134
98 reg = <0x22>; 135 reg = <0x22>;
99 /* 136 /*
100 * IO0_0: PWR_EN_USB2 IO1_0: 137 * IO0_0: PWR_EN_USB2 IO1_0: PWR_EN_VTT
101 * IO0_1: PWR_EN_USB23 IO1_1: 138 * IO0_1: PWR_EN_USB23 IO1_1: MPCIE_WDISABLE
102 * IO0_2: PWR_EN_SATA IO1_2: 139 * IO0_2: PWR_EN_SATA IO1_2: RGMII_DEV_RSTN
103 * IO0_3: PWR_EN_PCIE IO1_3: 140 * IO0_3: PWR_EN_PCIE IO1_3: SGMII_DEV_RSTN
104 * IO0_4: PWR_EN_SD 141 * IO0_4: PWR_EN_SD
105 * IO0_5: PWR_EN_EMMC 142 * IO0_5: PWR_EN_EMMC
106 * IO0_6: PWR_EN_RGMII IO1_6: 143 * IO0_6: PWR_EN_RGMII IO1_6: SATA_USB3.0_SEL
107 * IO0_7: PWR_EN_SGMII IO1_7: 144 * IO0_7: PWR_EN_SGMII IO1_7: PWR_MCI_PS
108 */ 145 */
109 }; 146 };
110 147
111 rtc@68 { 148 rtc@68 {
112 /* PT7C4337A from pericom full 149 /* PT7C4337A from pericom fully compatible with the ds1337 */
113 compatible = "dallas,ds1337"; 150 compatible = "dallas,ds1337";
114 reg = <0x68>; 151 reg = <0x68>;
115 }; 152 };
116 }; 153 };
117 154
118 &mdio { 155 &mdio {
119 status = "okay"; 156 status = "okay";
120 phy0: ethernet-phy@0 { 157 phy0: ethernet-phy@0 {
121 reg = <0>; 158 reg = <0>;
122 }; 159 };
123 160
124 phy1: ethernet-phy@1 { 161 phy1: ethernet-phy@1 {
125 reg = <1>; 162 reg = <1>;
126 }; 163 };
127 }; 164 };
128 165
129 /* CON15(V2.0)/CON17(V1.4) : PCIe / CON15(V2.0 166 /* CON15(V2.0)/CON17(V1.4) : PCIe / CON15(V2.0)/CON12(V1.4) :mini-PCIe */
130 &pcie0 { 167 &pcie0 {
131 pinctrl-names = "default"; <<
132 pinctrl-0 = <&pcie_reset_pins &pcie_cl <<
133 reset-gpios = <&gpiosb 3 GPIO_ACTIVE_L <<
134 status = "okay"; 168 status = "okay";
135 }; 169 };
136 170
137 /* CON3 */ 171 /* CON3 */
138 &sata { 172 &sata {
139 status = "okay"; 173 status = "okay";
140 }; 174 };
141 175
142 &sdhci0 { 176 &sdhci0 {
143 non-removable; 177 non-removable;
144 bus-width = <8>; 178 bus-width = <8>;
145 mmc-ddr-1_8v; 179 mmc-ddr-1_8v;
146 mmc-hs400-1_8v; 180 mmc-hs400-1_8v;
147 marvell,pad-type = "fixed-1-8v"; 181 marvell,pad-type = "fixed-1-8v";
148 status = "okay"; 182 status = "okay";
149 }; 183 };
150 184
151 /* SD slot module on CON14(V2.0)/CON15(V1.4) * 185 /* SD slot module on CON14(V2.0)/CON15(V1.4) */
152 &sdhci1 { 186 &sdhci1 {
153 wp-inverted; 187 wp-inverted;
154 cd-gpios = <&gpiosb 2 GPIO_ACTIVE_LOW> 188 cd-gpios = <&gpiosb 2 GPIO_ACTIVE_LOW>;
155 bus-width = <4>; 189 bus-width = <4>;
156 marvell,pad-type = "sd"; 190 marvell,pad-type = "sd";
157 vqmmc-supply = <&vcc_sd_reg1>; 191 vqmmc-supply = <&vcc_sd_reg1>;
158 vmmc-supply = <&vcc_sd_reg2>; 192 vmmc-supply = <&vcc_sd_reg2>;
159 status = "okay"; 193 status = "okay";
160 }; 194 };
161 195
162 &spi0 { 196 &spi0 {
163 status = "okay"; 197 status = "okay";
164 pinctrl-names = "default"; 198 pinctrl-names = "default";
165 pinctrl-0 = <&spi_quad_pins>; 199 pinctrl-0 = <&spi_quad_pins>;
166 200
167 flash@0 { !! 201 m25p80@0 {
168 compatible = "jedec,spi-nor"; 202 compatible = "jedec,spi-nor";
169 reg = <0>; 203 reg = <0>;
170 spi-max-frequency = <108000000 204 spi-max-frequency = <108000000>;
171 spi-rx-bus-width = <4>; 205 spi-rx-bus-width = <4>;
172 spi-tx-bus-width = <4>; 206 spi-tx-bus-width = <4>;
173 207
174 partitions { 208 partitions {
175 compatible = "fixed-pa 209 compatible = "fixed-partitions";
176 #address-cells = <1>; 210 #address-cells = <1>;
177 #size-cells = <1>; 211 #size-cells = <1>;
178 partition@0 { 212 partition@0 {
179 label = "bootl 213 label = "bootloader";
180 reg = <0x0 0x2 214 reg = <0x0 0x200000>;
181 }; 215 };
182 partition@200000 { 216 partition@200000 {
183 label = "U-boo 217 label = "U-boot Env";
184 reg = <0x20000 218 reg = <0x200000 0x10000>;
185 }; 219 };
186 partition@210000 { 220 partition@210000 {
187 label = "Linux 221 label = "Linux";
188 reg = <0x21000 222 reg = <0x210000 0xDF0000>;
189 }; 223 };
190 }; 224 };
191 }; 225 };
192 }; 226 };
193 227
194 /* 228 /*
195 * Exported on the micro USB connector CON30(V 229 * Exported on the micro USB connector CON30(V2.0)/CON32(V1.4) through
196 * an FTDI (also on CON24(V2.0)/CON26(V1.4)). 230 * an FTDI (also on CON24(V2.0)/CON26(V1.4)).
197 */ 231 */
198 &uart0 { 232 &uart0 {
199 pinctrl-names = "default"; 233 pinctrl-names = "default";
200 pinctrl-0 = <&uart1_pins>; 234 pinctrl-0 = <&uart1_pins>;
201 status = "okay"; 235 status = "okay";
202 }; 236 };
203 237
204 /* CON26(V2.0)/CON28(V1.4) */ 238 /* CON26(V2.0)/CON28(V1.4) */
205 &uart1 { 239 &uart1 {
206 pinctrl-names = "default"; 240 pinctrl-names = "default";
207 pinctrl-0 = <&uart2_pins>; 241 pinctrl-0 = <&uart2_pins>;
208 status = "okay"; 242 status = "okay";
209 }; 243 };
210 244
211 /* CON27(V2.0)/CON29(V1.4) */ 245 /* CON27(V2.0)/CON29(V1.4) */
212 &usb2 { 246 &usb2 {
213 status = "okay"; 247 status = "okay";
214 }; 248 };
215 249
216 /* CON29(V2.0)/CON31(V1.4) */ 250 /* CON29(V2.0)/CON31(V1.4) */
217 &usb3 { 251 &usb3 {
218 status = "okay"; 252 status = "okay";
219 usb-phy = <&usb3_phy>; 253 usb-phy = <&usb3_phy>;
220 }; 254 };
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