2 * Device Tree file for SolidRun Armada 38x Microsom
4 * Copyright (C) 2015 Russell King
6 * This board is in development; the contents of this file work with
7 * the A1 rev 2.0 of the board, which does not represent final
8 * production board. Things will change, don't expect this file to
9 * remain compatible info the future.
11 * This file is dual-licensed: you can use it either under the terms
12 * of the GPL or the X11 license, at your option. Note that this dual
13 * licensing only applies to this file, and not this project as a
16 * a) This file is free software; you can redistribute it and/or
17 * modify it under the terms of the GNU General Public License
18 * version 2 as published by the Free Software Foundation.
20 * This file is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
27 * b) Permission is hereby granted, free of charge, to any person
28 * obtaining a copy of this software and associated documentation
29 * files (the "Software"), to deal in the Software without
30 * restriction, including without limitation the rights to use,
31 * copy, modify, merge, publish, distribute, sublicense, and/or
32 * sell copies of the Software, and to permit persons to whom the
33 * Software is furnished to do so, subject to the following
36 * The above copyright notice and this permission notice shall be
37 * included in all copies or substantial portions of the Software.
39 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
40 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
41 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
42 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
43 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
44 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
45 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
46 * OTHER DEALINGS IN THE SOFTWARE.
48 #include <dt-bindings/input/input.h>
49 #include <dt-bindings/gpio/gpio.h>
53 device_type = "memory";
54 reg = <0x00000000 0x10000000>; /* 256 MB */
58 ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
59 MBUS_ID(0x01, 0x1d) 0 0xfff00000 0x100000
60 MBUS_ID(0x09, 0x19) 0 0xf1100000 0x10000
61 MBUS_ID(0x09, 0x15) 0 0xf1110000 0x10000
62 MBUS_ID(0x0c, 0x04) 0 0xf1200000 0x100000>;
67 * If the rtc doesn't work, run "date reset"
86 pinctrl-0 = <&ge0_rgmii_pins>;
87 pinctrl-names = "default";
88 phy = <&phy_dedicated>;
89 phy-mode = "rgmii-id";
90 buffer-manager = <&bm>;
98 * Add the phy clock here, so the phy can be accessed to read its
99 * IDs prior to binding with the driver.
101 pinctrl-0 = <&mdio_pins µsom_phy_clk_pins>;
102 pinctrl-names = "default";
104 phy_dedicated: ethernet-phy@0 {
106 * Annoyingly, the marvell phy driver configures the LED
107 * register, rather than preserving reset-loaded setting.
108 * We undo that rubbish here.
110 marvell,reg-init = <3 16 0 0x101e>;
116 microsom_phy_clk_pins: microsom-phy-clk-pins {
117 marvell,pins = "mpp45";
118 marvell,function = "ref";
121 microsom_sdhci_pins: microsom-sdhci-pins {
122 marvell,pins = "mpp21", "mpp28", "mpp37",
123 "mpp38", "mpp39", "mpp40";
124 marvell,function = "sd0";
129 /* The microsom has an optional W25Q32 on board, connected to CS0 */
130 pinctrl-0 = <&spi1_pins>;
132 w25q32: spi-flash@0 {
133 #address-cells = <1>;
135 compatible = "w25q32", "jedec,spi-nor";
136 reg = <0>; /* Chip select 0 */
137 spi-max-frequency = <3000000>;
143 pinctrl-0 = <&uart0_pins>;
144 pinctrl-names = "default";