1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Device Tree file for OpenBlocks A7 board
4 *
5 * Copyright (C) 2013 Free Electrons
6 *
7 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
8 *
9 */
10
11 /dts-v1/;
12
13 #include "kirkwood.dtsi"
14 #include "kirkwood-6282.dtsi"
15
16 / {
17 model = "Plat'Home OpenBlocksA7";
18 compatible = "plathome,openblocks-a7", "marvell,kirkwood-88f6283", "marvell,kirkwood";
19
20 memory {
21 device_type = "memory";
22 reg = <0x00000000 0x40000000>; /* 1 GB */
23 };
24
25 chosen {
26 bootargs = "console=ttyS0,115200n8 earlyprintk";
27 stdout-path = &uart0;
28 };
29
30 ocp@f1000000 {
31 serial@12000 {
32 status = "okay";
33 };
34
35 serial@12100 {
36 status = "okay";
37 };
38
39 sata@80000 {
40 nr-ports = <1>;
41 status = "okay";
42 };
43
44 i2c@11100 {
45 status = "okay";
46
47 s24c02: s24c02@50 {
48 compatible = "atmel,24c02";
49 reg = <0x50>;
50 };
51 };
52
53 pinctrl: pin-controller@10000 {
54 pinctrl-0 = <&pmx_dip_switches &pmx_gpio_header
55 &pmx_gpio_header_gpo>;
56 pinctrl-names = "default";
57
58 pmx_uart0: pmx-uart0 {
59 marvell,pins = "mpp10", "mpp11", "mpp15",
60 "mpp16";
61 marvell,function = "uart0";
62 };
63
64 pmx_uart1: pmx-uart1 {
65 marvell,pins = "mpp13", "mpp14", "mpp8",
66 "mpp9";
67 marvell,function = "uart1";
68 };
69
70 pmx_sysrst: pmx-sysrst {
71 marvell,pins = "mpp6";
72 marvell,function = "sysrst";
73 };
74
75 pmx_dip_switches: pmx-dip-switches {
76 marvell,pins = "mpp44", "mpp45", "mpp46", "mpp47";
77 marvell,function = "gpio";
78 };
79
80 /*
81 * Accessible on connector J202. The MPP
82 * listed below are pin 1-7, pin 8 is unused,
83 * pin 9 is external reset input and pin 10 is
84 * ground.
85 */
86 pmx_gpio_header: pmx-gpio-header {
87 marvell,pins = "mpp17", "mpp29", "mpp28",
88 "mpp35", "mpp34", "mpp40";
89 marvell,function = "gpio";
90 };
91
92 pmx_gpio_header_gpo: pxm-gpio-header-gpo {
93 marvell,pins = "mpp7";
94 marvell,function = "gpo";
95 };
96
97 pmx_gpio_init: pmx-init {
98 marvell,pins = "mpp38";
99 marvell,function = "gpio";
100 };
101
102 pmx_usb_oc: pmx-usb-oc {
103 marvell,pins = "mpp39";
104 marvell,function = "gpio";
105 };
106
107 pmx_leds: pmx-leds {
108 marvell,pins = "mpp41", "mpp42", "mpp43";
109 marvell,function = "gpio";
110 };
111 };
112 };
113
114 gpio-leds {
115 compatible = "gpio-leds";
116 pinctrl-0 = <&pmx_leds>;
117 pinctrl-names = "default";
118
119 led-red {
120 label = "obsa7:red:stat";
121 gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
122 };
123
124 led-green {
125 label = "obsa7:green:stat";
126 gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
127 };
128
129 led-yellow {
130 label = "obsa7:yellow:stat";
131 gpios = <&gpio1 11 GPIO_ACTIVE_LOW>;
132 };
133 };
134
135 gpio_keys {
136 compatible = "gpio-keys";
137 pinctrl-0 = <&pmx_gpio_init>;
138 pinctrl-names = "default";
139
140 button {
141 label = "Init Button";
142 linux,code = <KEY_POWER>;
143 gpios = <&gpio1 6 GPIO_ACTIVE_HIGH>;
144 };
145 };
146 };
147
148 &nand {
149 chip-delay = <25>;
150 status = "okay";
151
152 partition@0 {
153 label = "uboot";
154 reg = <0x0 0x1c0000>;
155 };
156
157 partition@1c0000 {
158 label = "env";
159 reg = <0x1c0000 0x2c0000>;
160 };
161
162 partition@480000 {
163 label = "test";
164 reg = <0x480000 0x160000>;
165 };
166
167 partition@5e0000 {
168 label = "conf";
169 reg = <0x5e0000 0x540000>;
170 };
171
172 partition@b20000 {
173 label = "linux";
174 reg = <0xb20000 0x3d40000>;
175 };
176
177 partition@4860000 {
178 label = "user";
179 reg = <0x4860000 0xb7a0000>;
180 };
181 };
182
183 &mdio {
184 status = "okay";
185
186 ethphy0: ethernet-phy@0 {
187 reg = <0>;
188 };
189
190 ethphy1: ethernet-phy@1 {
191 reg = <1>;
192 };
193 };
194
195 ð0 {
196 status = "okay";
197 ethernet0-port@0 {
198 phy-handle = <ðphy0>;
199 };
200 };
201
202 ð1 {
203 status = "okay";
204 ethernet1-port@0 {
205 phy-handle = <ðphy1>;
206 };
207 };
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