1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Device Tree file for Seagate Blackarmor NAS220
4 *
5 * Copyright (C) 2014 Evgeni Dobrev <evgeni@studio-punkt.com>
6 */
7
8 /dts-v1/;
9
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/input/input.h>
12 #include "kirkwood.dtsi"
13 #include "kirkwood-6192.dtsi"
14
15 / {
16 model = "Seagate Blackarmor NAS220";
17 compatible = "seagate,blackarmor-nas220","marvell,kirkwood-88f6192",
18 "marvell,kirkwood";
19
20 memory { /* 128 MB */
21 device_type = "memory";
22 reg = <0x00000000 0x8000000>;
23 };
24
25 chosen {
26 bootargs = "console=ttyS0,115200n8";
27 stdout-path = &uart0;
28 };
29
30 gpio_poweroff {
31 compatible = "gpio-poweroff";
32 gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
33 };
34
35 gpio_keys {
36 compatible = "gpio-keys";
37
38 button-reset {
39 label = "Reset";
40 linux,code = <KEY_POWER>;
41 gpios = <&gpio0 29 GPIO_ACTIVE_HIGH>;
42 };
43
44 button-power {
45 label = "Power";
46 linux,code = <KEY_SLEEP>;
47 gpios = <&gpio0 26 GPIO_ACTIVE_LOW>;
48 };
49 };
50
51 gpio-leds {
52 compatible = "gpio-leds";
53
54 led-blue-power {
55 label = "nas220:blue:power";
56 gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>;
57 linux,default-trigger = "default-on";
58 };
59 };
60
61 regulators {
62 compatible = "simple-bus";
63 #address-cells = <1>;
64 #size-cells = <0>;
65 pinctrl-0 = <&pmx_power_sata0 &pmx_power_sata1>;
66 pinctrl-names = "default";
67
68 sata0_power: regulator@1 {
69 compatible = "regulator-fixed";
70 reg = <1>;
71 regulator-name = "SATA0 Power";
72 regulator-min-microvolt = <5000000>;
73 regulator-max-microvolt = <5000000>;
74 enable-active-high;
75 regulator-always-on;
76 regulator-boot-on;
77 gpio = <&gpio0 24 GPIO_ACTIVE_LOW>;
78 };
79
80 sata1_power: regulator@2 {
81 compatible = "regulator-fixed";
82 reg = <2>;
83 regulator-name = "SATA1 Power";
84 regulator-min-microvolt = <5000000>;
85 regulator-max-microvolt = <5000000>;
86 enable-active-high;
87 regulator-always-on;
88 regulator-boot-on;
89 gpio = <&gpio0 28 GPIO_ACTIVE_LOW>;
90 };
91 };
92 };
93
94 /*
95 * Serial port routed to connector CN5
96 *
97 * pin 1 - TX (CPU's TX)
98 * pin 4 - RX (CPU's RX)
99 * pin 6 - GND
100 */
101 &uart0 {
102 status = "okay";
103 };
104
105 &pinctrl {
106 pinctrl-0 = <&pmx_button_reset &pmx_button_power>;
107 pinctrl-names = "default";
108
109 pmx_act_sata0: pmx-act-sata0 {
110 marvell,pins = "mpp15";
111 marvell,function = "sata0";
112 };
113
114 pmx_act_sata1: pmx-act-sata1 {
115 marvell,pins = "mpp16";
116 marvell,function = "sata1";
117 };
118
119 pmx_power_sata0: pmx-power-sata0 {
120 marvell,pins = "mpp24";
121 marvell,function = "gpio";
122 };
123
124 pmx_power_sata1: pmx-power-sata1 {
125 marvell,pins = "mpp28";
126 marvell,function = "gpio";
127 };
128
129 pmx_button_reset: pmx-button-reset {
130 marvell,pins = "mpp29";
131 marvell,function = "gpio";
132 };
133
134 pmx_button_power: pmx-button-power {
135 marvell,pins = "mpp26";
136 marvell,function = "gpio";
137 };
138 };
139
140 &sata {
141 status = "okay";
142 nr-ports = <2>;
143 };
144
145 &i2c0 {
146 status = "okay";
147
148 adt7476: thermal@2e {
149 compatible = "adi,adt7476";
150 reg = <0x2e>;
151 };
152 };
153
154 &nand {
155 status = "okay";
156 };
157
158 &mdio {
159 status = "okay";
160
161 ethphy0: ethernet-phy@8 {
162 reg = <8>;
163 };
164 };
165
166 ð0 {
167 status = "okay";
168
169 ethernet0-port@0 {
170 phy-handle = <ðphy0>;
171 };
172 };
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