1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
|
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -269,6 +269,7 @@ dtb-$(CONFIG_MACH_KIRKWOOD) += \
kirkwood-linkstation-lswsxl.dtb \
kirkwood-linkstation-lswvl.dtb \
kirkwood-linkstation-lswxl.dtb \
+ kirkwood-linksys-audi.dtb \
kirkwood-linksys-viper.dtb \
kirkwood-lschlv2.dtb \
kirkwood-lsxhl.dtb \
--- /dev/null
+++ b/arch/arm/boot/dts/kirkwood-linksys-audi.dts
@@ -0,0 +1,246 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * kirkwood-linksys-audi.dts - Device Tree file for Linksys EA3500
+ *
+ * (c) 2013 Jonas Gorski <jogo@openwrt.org>
+ * (c) 2013 Deutsche Telekom Innovation Laboratories
+ * (c) 2014 Luka Perkov <luka@openwrt.org>
+ * (c) 2014 Dan Walters <dan@walters.io>
+ *
+ */
+
+/dts-v1/;
+
+#include "kirkwood.dtsi"
+#include "kirkwood-6282.dtsi"
+
+/ {
+ model = "Linksys Audi (EA3500)";
+ compatible = "linksys,audi", "marvell,kirkwood-88f6282", "marvell,kirkwood";
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x00000000 0x4000000>;
+ };
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ gpio_keys {
+ compatible = "gpio-keys";
+ pinctrl-0 = < &pmx_btn_wps &pmx_btn_reset >;
+ pinctrl-names = "default";
+
+ wps {
+ label = "WPS Button";
+ linux,code = <KEY_WPS_BUTTON>;
+ gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
+ };
+
+ reset {
+ label = "Reset Button";
+ linux,code = <KEY_RESTART>;
+ gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+ gpio-leds {
+ compatible = "gpio-leds";
+ pinctrl-0 = < &pmx_led_green_power >;
+ pinctrl-names = "default";
+
+ green-power {
+ label = "audi:green:power";
+ gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
+ switches {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ mvsw61xx@10 {
+ compatible = "marvell,88e6171";
+ status = "okay";
+ reg = <0x10>;
+
+ mii-bus = <&mdio>;
+ cpu-port-0 = <5>;
+ cpu-port-1 = <6>;
+ is-indirect;
+ };
+ };
+
+ dsa {
+ compatible = "marvell,dsa";
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ dsa,ethernet = <ð0port>;
+ dsa,mii-bus = <&mdio>;
+
+ switch@16,0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <16 0>; /* MDIO address 16, switch 0 in tree */
+
+ port@0 {
+ reg = <0>;
+ label = "ethernet1";
+ };
+
+ port@1 {
+ reg = <1>;
+ label = "ethernet2";
+ };
+
+ port@2 {
+ reg = <2>;
+ label = "ethernet3";
+ };
+
+ port@3 {
+ reg = <3>;
+ label = "ethernet4";
+ };
+
+ port@4 {
+ reg = <4>;
+ label = "internet";
+ };
+
+ port@5 {
+ reg = <5>;
+ label = "cpu";
+ };
+ };
+ };
+};
+
+&pinctrl {
+ pmx_led_green_power: pmx-led-green-power {
+ marvell,pins = "mpp7";
+ marvell,function = "gpo";
+ };
+ pmx_btn_wps: pmx-btn-wps {
+ marvell,pins = "mpp47";
+ marvell,function = "gpio";
+ };
+ pmx_btn_reset: pmx-btn-reset {
+ marvell,pins = "mpp48";
+ marvell,function = "gpio";
+ };
+};
+
+&nand {
+ status = "okay";
+ pinctrl-0 = <&pmx_nand>;
+ pinctrl-names = "default";
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ label = "u-boot";
+ reg = <0x0 0x80000>;
+ read-only;
+ };
+
+ partition@80000 {
+ label = "u_env";
+ reg = <0x80000 0x4000>;
+ };
+
+ partition@84000 {
+ label = "s_env";
+ reg = <0x84000 0x4000>;
+ };
+
+ partition@200000 {
+ label = "kernel1";
+ reg = <0x200000 0x290000>;
+ };
+
+ partition@490000 {
+ label = "rootfs1";
+ reg = <0x490000 0x1170000>;
+ };
+
+ partition@1600000 {
+ label = "kernel2";
+ reg = <0x1600000 0x290000>;
+ };
+
+ partition@1890000 {
+ label = "rootfs2";
+ reg = <0x1890000 0x1170000>;
+ };
+
+ partition@2a00000 {
+ label = "syscfg";
+ reg = <0x2a00000 0x1600000>;
+ };
+
+ partition@88000 {
+ label = "unused";
+ reg = <0x88000 0x178000>;
+ };
+
+ };
+};
+
+&pciec {
+ status = "okay";
+};
+
+&pcie0 {
+ status = "okay";
+};
+
+&pcie1 {
+ status = "okay";
+};
+
+&mdio {
+ status = "okay";
+};
+
+&uart0 {
+ status = "okay";
+};
+
+/* eth0 is connected to a Marvell 88E6171 switch, without a PHY. So set
+ * fixed speed and duplex.
+ */
+ð0 {
+ status = "okay";
+ ethernet0-port@0 {
+ speed = <1000>;
+ duplex = <1>;
+ };
+};
+
+/* eth1 is connected to the switch at port 6. However DSA only supports a
+ * single CPU port. Upstream uses DSA so they disable this port to avoid confusion.
+ */
+ð1 {
+ status = "okay";
+ ethernet1-port@0 {
+ speed = <1000>;
+ duplex = <1>;
+ };
+};
+
+/* There is no battery on the board, so the RTC does not keep
+ * time when there is no power, making it useless.
+ */
+&rtc {
+ status = "disabled";
+};
|
