1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
3
4 #include "kirkwood.dtsi"
5 #include "kirkwood-6282.dtsi"
6
7 / {
8 model = "Universal Scientific Industrial Co. Topkick-1281P2";
9 compatible = "usi,topkick-1281P2", "usi,topkick", "marvell,kirkwood-88f6282", "marvell,kirkwood";
10
11 memory {
12 device_type = "memory";
13 reg = <0x00000000 0x10000000>;
14 };
15
16 chosen {
17 bootargs = "console=ttyS0,115200n8 earlyprintk";
18 stdout-path = &uart0;
19 };
20
21 ocp@f1000000 {
22 pinctrl: pin-controller@10000 {
23 /*
24 * Switch positions
25 *
26 * /-SW_LEFT(2)
27 * |
28 * | /-SW_IDLE
29 * | |
30 * | | /-SW_RIGHT
31 * | | |
32 * PS [L] [I] [R] LEDS
33 */
34 pinctrl-0 = <&pmx_sw_left &pmx_sw_right
35 &pmx_sw_idle &pmx_sw_left2>;
36 pinctrl-names = "default";
37
38 pmx_led_disk_yellow: pmx-led-disk-yellow {
39 marvell,pins = "mpp21";
40 marvell,function = "gpio";
41 };
42
43 pmx_sata0_pwr_enable: pmx-sata0-pwr-enable {
44 marvell,pins = "mpp36";
45 marvell,function = "gpio";
46 };
47
48 pmx_led_sys_red: pmx-led-sys-red {
49 marvell,pins = "mpp37";
50 marvell,function = "gpio";
51 };
52
53 pmx_led_sys_blue: pmx-led-sys-blue {
54 marvell,pins = "mpp38";
55 marvell,function = "gpio";
56 };
57
58 pmx_led_wifi_green: pmx-led-wifi-green {
59 marvell,pins = "mpp39";
60 marvell,function = "gpio";
61 };
62
63 pmx_sw_left: pmx-sw-left {
64 marvell,pins = "mpp43";
65 marvell,function = "gpio";
66 };
67
68 pmx_sw_right: pmx-sw-right {
69 marvell,pins = "mpp44";
70 marvell,function = "gpio";
71 };
72
73 pmx_sw_idle: pmx-sw-idle {
74 marvell,pins = "mpp45";
75 marvell,function = "gpio";
76 };
77
78 pmx_sw_left2: pmx-sw-left2 {
79 marvell,pins = "mpp46";
80 marvell,function = "gpio";
81 };
82
83 pmx_led_wifi_yellow: pmx-led-wifi-yellow {
84 marvell,pins = "mpp48";
85 marvell,function = "gpio";
86 };
87 };
88
89 serial@12000 {
90 status = "okay";
91 };
92
93 sata@80000 {
94 status = "okay";
95 nr-ports = <1>;
96 };
97
98 i2c@11000 {
99 status = "okay";
100 };
101
102 mvsdio@90000 {
103 pinctrl-0 = <&pmx_sdio>;
104 pinctrl-names = "default";
105 status = "okay";
106 /* No CD or WP GPIOs */
107 broken-cd;
108 };
109 };
110
111 gpio-leds {
112 /*
113 * GPIO LED layout
114 *
115 * /-SYS_LED(2)
116 * |
117 * | /-DISK_LED
118 * | |
119 * | | /-WLAN_LED(2)
120 * | | |
121 * [SW] [*] [*] [*]
122 */
123
124 compatible = "gpio-leds";
125 pinctrl-0 = <&pmx_led_disk_yellow &pmx_led_sys_red
126 &pmx_led_sys_blue &pmx_led_wifi_green
127 &pmx_led_wifi_yellow>;
128 pinctrl-names = "default";
129
130 disk {
131 label = "topkick:yellow:disk";
132 gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
133 linux,default-trigger = "disk-activity";
134 };
135 system2 {
136 label = "topkick:red:system";
137 gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
138 };
139 system {
140 label = "topkick:blue:system";
141 gpios = <&gpio1 6 GPIO_ACTIVE_LOW>;
142 default-state = "on";
143 };
144 wifi {
145 label = "topkick:green:wifi";
146 gpios = <&gpio1 7 GPIO_ACTIVE_LOW>;
147 };
148 wifi2 {
149 label = "topkick:yellow:wifi";
150 gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
151 };
152 };
153 regulators {
154 compatible = "simple-bus";
155 #address-cells = <1>;
156 #size-cells = <0>;
157 pinctrl-0 = <&pmx_sata0_pwr_enable>;
158 pinctrl-names = "default";
159
160 sata0_power: regulator@1 {
161 compatible = "regulator-fixed";
162 reg = <1>;
163 regulator-name = "SATA0 Power";
164 regulator-min-microvolt = <5000000>;
165 regulator-max-microvolt = <5000000>;
166 enable-active-high;
167 regulator-always-on;
168 regulator-boot-on;
169 gpio = <&gpio1 4 0>;
170 };
171 };
172 };
173
174 &nand {
175 status = "okay";
176
177 partition@0 {
178 label = "u-boot";
179 reg = <0x0000000 0x180000>;
180 };
181
182 partition@180000 {
183 label = "u-boot env";
184 reg = <0x0180000 0x20000>;
185 };
186
187 partition@200000 {
188 label = "uImage";
189 reg = <0x0200000 0x600000>;
190 };
191
192 partition@800000 {
193 label = "uInitrd";
194 reg = <0x0800000 0x1000000>;
195 };
196
197 partition@1800000 {
198 label = "rootfs";
199 reg = <0x1800000 0xe800000>;
200 };
201 };
202
203 &mdio {
204 status = "okay";
205
206 ethphy0: ethernet-phy@0 {
207 reg = <0>;
208 };
209 };
210
211 ð0 {
212 status = "okay";
213 ethernet0-port@0 {
214 phy-handle = <ðphy0>;
215 };
216 };
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