xref: /linux/arch/arm/boot/dts/marvell/kirkwood-linksys-viper.dts (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0) 
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * kirkwood-viper.dts - Device Tree file for Linksys viper (E4200v2 / EA4500)
4 *
5 * (c) 2013 Jonas Gorski <jogo@openwrt.org>
6 * (c) 2013 Deutsche Telekom Innovation Laboratories
7 * (c) 2014 Luka Perkov <luka@openwrt.org>
8 * (c) 2014 Randy C. Will <randall.will@gmail.com>
9 *
10 */
11
12/dts-v1/;
13
14#include "kirkwood.dtsi"
15#include "kirkwood-6282.dtsi"
16
17/ {
18	model = "Linksys Viper (E4200v2 / EA4500)";
19	compatible = "linksys,viper", "marvell,kirkwood-88f6282", "marvell,kirkwood";
20
21	memory {
22		device_type = "memory";
23		reg = <0x00000000 0x8000000>;
24	};
25
26	aliases {
27		serial0 = &uart0;
28	};
29
30	chosen {
31		stdout-path = "serial0:115200n8";
32	};
33
34	gpio_keys {
35		compatible = "gpio-keys";
36		pinctrl-0 = < &pmx_btn_wps &pmx_btn_reset >;
37		pinctrl-names = "default";
38
39		button-wps {
40			label = "WPS Button";
41			linux,code = <KEY_WPS_BUTTON>;
42			gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
43		};
44
45		button-reset {
46			label = "Reset Button";
47			linux,code = <KEY_RESTART>;
48			gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
49		};
50	};
51
52	gpio-leds {
53		compatible = "gpio-leds";
54		pinctrl-0 = < &pmx_led_white_health &pmx_led_white_pulse >;
55		pinctrl-names = "default";
56
57		led-white-health {
58			label = "viper:white:health";
59			gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
60		};
61
62		led-white-pulse {
63			label = "viper:white:pulse";
64			gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
65		};
66	};
67};
68
69&pinctrl {
70	pmx_led_white_health: pmx-led-white-health {
71		marvell,pins = "mpp7";
72		marvell,function = "gpo";
73	};
74	pmx_led_white_pulse: pmx-led-white-pulse {
75		marvell,pins = "mpp14";
76		marvell,function = "gpio";
77	};
78	pmx_btn_wps: pmx-btn-wps {
79		marvell,pins = "mpp47";
80		marvell,function = "gpio";
81	};
82	pmx_btn_reset: pmx-btn-reset {
83		marvell,pins = "mpp48";
84		marvell,function = "gpio";
85	};
86};
87
88&nand {
89	status = "okay";
90	pinctrl-0 = <&pmx_nand>;
91	pinctrl-names = "default";
92
93	partitions {
94		compatible = "fixed-partitions";
95		#address-cells = <1>;
96		#size-cells = <1>;
97
98		partition@0 {
99			label = "u-boot";
100			reg = <0x0 0x80000>;
101			read-only;
102		};
103
104		partition@80000 {
105			label = "u_env";
106			reg = <0x80000 0x20000>;
107		};
108
109		partition@a0000 {
110			label = "s_env";
111			reg = <0xA0000 0x20000>;
112		};
113
114		partition@200000 {
115			label = "kernel";
116			reg = <0x200000 0x2A0000>;
117		};
118
119		partition@4a0000 {
120			label = "rootfs";
121			reg = <0x4A0000 0x1760000>;
122		};
123
124		partition@1c00000 {
125			label = "alt_kernel";
126			reg = <0x1C00000 0x2A0000>;
127		};
128
129		partition@1ea0000 {
130			label = "alt_rootfs";
131			reg = <0x1EA0000 0x1760000>;
132		};
133
134		partition@3600000 {
135			label = "syscfg";
136			reg = <0x3600000 0x4A00000>;
137		};
138
139		partition@c0000 {
140			label = "unused";
141			reg = <0xC0000 0x140000>;
142		};
143
144	};
145};
146
147&pciec {
148	status = "okay";
149};
150
151&pcie0 {
152	status = "okay";
153};
154
155&pcie1 {
156	status = "okay";
157};
158
159&mdio {
160	status = "okay";
161
162	switch@10 {
163		compatible = "marvell,mv88e6085";
164		#address-cells = <1>;
165		#size-cells = <0>;
166		reg = <16>;
167
168		ports {
169			#address-cells = <1>;
170			#size-cells = <0>;
171
172			port@0 {
173				reg = <0>;
174				label = "ethernet1";
175			};
176
177			port@1 {
178				reg = <1>;
179				label = "ethernet2";
180			};
181
182			port@2 {
183				reg = <2>;
184				label = "ethernet3";
185			};
186
187			port@3 {
188				reg = <3>;
189				label = "ethernet4";
190			};
191
192			port@4 {
193				reg = <4>;
194				label = "internet";
195			};
196
197			port@5 {
198				reg = <5>;
199				phy-mode = "rgmii-id";
200				ethernet = <&eth0port>;
201				fixed-link {
202					speed = <1000>;
203					full-duplex;
204				};
205			};
206		};
207	};
208};
209
210&uart0 {
211	status = "okay";
212};
213
214/* eth0 is connected to a Marvell 88E6171 switch, without a PHY. So set
215 * fixed speed and duplex.
216 */
217&eth0 {
218	status = "okay";
219	ethernet0-port@0 {
220		speed = <1000>;
221		duplex = <1>;
222		phy-mode = "rgmii";
223	};
224};
225
226/* eth1 is connected to the switch at port 6. However DSA only supports a
227 * single CPU port. So leave this port disabled to avoid confusion.
228 */
229&eth1 {
230	status = "disabled";
231};
232
233/* There is no battery on the board, so the RTC does not keep
234 * time when there is no power, making it useless.
235 */
236&rtc {
237	status = "disabled";
238};
239
240