1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Device Tree common file for the Seagate NAS 2 and 4-bay (Armada 370 SoC).
4 *
5 * Copyright (C) 2015 Seagate
6 *
7 * Author: Vincent Donnefort <vdonnefort@gmail.com>
8 */
9
10 /*
11 * TODO: add support for the white SATA LEDs associated with HDD 0 and 1.
12 */
13
14 #include "armada-370.dtsi"
15 #include <dt-bindings/gpio/gpio.h>
16 #include <dt-bindings/input/input.h>
17
18 / {
19 chosen {
20 stdout-path = "serial0:115200n8";
21 };
22
23 memory@0 {
24 device_type = "memory";
25 reg = <0x00000000 0x20000000>; /* 512 MB */
26 };
27
28 soc {
29 ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
30 MBUS_ID(0x01, 0xe0) 0 0xfff00000 0x100000>;
31
32 internal-regs {
33 serial@12000 {
34 status = "okay";
35 };
36
37 sata@a0000 {
38 nr-ports = <2>;
39 status = "okay";
40 };
41
42 ethernet@70000 {
43 status = "okay";
44 pinctrl-0 = <&ge0_rgmii_pins>;
45 pinctrl-names = "default";
46 phy = <&phy0>;
47 phy-mode = "rgmii-id";
48 };
49
50 i2c@11000 {
51 status = "okay";
52 pinctrl-0 = <&i2c0_pins>;
53 pinctrl-names = "default";
54 clock-frequency = <100000>;
55
56 /* RTC - NXP 8563T (second source) */
57 rtc@51 {
58 compatible = "nxp,pcf8563";
59 reg = <0x51>;
60 interrupts = <110>;
61 };
62 /* RTC - MCP7940NT */
63 rtc@6f {
64 compatible = "microchip,mcp7941x";
65 reg = <0x6f>;
66 interrupts = <110>;
67 };
68 };
69 };
70
71 };
72
73 regulator-1 {
74 compatible = "regulator-fixed";
75 regulator-name = "SATA0 power";
76 regulator-min-microvolt = <5000000>;
77 regulator-max-microvolt = <5000000>;
78 enable-active-high;
79 regulator-always-on;
80 regulator-boot-on;
81 gpio = <&gpio1 18 GPIO_ACTIVE_HIGH>;
82 };
83
84 regulator-2 {
85 compatible = "regulator-fixed";
86 regulator-name = "SATA1 power";
87 regulator-min-microvolt = <5000000>;
88 regulator-max-microvolt = <5000000>;
89 enable-active-high;
90 regulator-always-on;
91 regulator-boot-on;
92 gpio = <&gpio1 22 GPIO_ACTIVE_HIGH>;
93 };
94
95 gpio-fan {
96 compatible = "gpio-fan";
97 gpios = <&gpio2 0 GPIO_ACTIVE_HIGH
98 &gpio2 1 GPIO_ACTIVE_HIGH>;
99 };
100
101 gpio-keys {
102 compatible = "gpio-keys";
103
104 button-power {
105 label = "Power button";
106 linux,code = <KEY_POWER>;
107 gpios = <&gpio1 19 GPIO_ACTIVE_LOW>;
108 debounce-interval = <100>;
109 };
110 button-backup {
111 label = "Backup button";
112 linux,code = <KEY_OPTION>;
113 gpios = <&gpio0 31 GPIO_ACTIVE_LOW>;
114 debounce-interval = <100>;
115 };
116 button-reset {
117 label = "Reset Button";
118 linux,code = <KEY_RESTART>;
119 gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
120 debounce-interval = <100>;
121 };
122 };
123
124 gpio-leds {
125 compatible = "gpio-leds";
126
127 led-white-power {
128 label = "dart:white:power";
129 gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
130 linux,default-trigger = "timer";
131
132 };
133 led-red-power {
134 label = "dart:red:power";
135 gpios = <&gpio1 31 GPIO_ACTIVE_HIGH>;
136 };
137 led-red-sata0 {
138 label = "dart:red:sata0";
139 gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
140 };
141 led-red-sata1 {
142 label = "dart:red:sata1";
143 gpios = <&gpio1 21 GPIO_ACTIVE_LOW>;
144 };
145 };
146
147 gpio_poweroff {
148 compatible = "gpio-poweroff";
149 gpios = <&gpio1 30 GPIO_ACTIVE_LOW>;
150 };
151 };
152
153 &pciec {
154 status = "okay";
155
156 /* USB 3.0 bridge ASM1042A */
157 pcie@2,0 {
158 status = "okay";
159 };
160 };
161
162
163 &mdio {
164 pinctrl-0 = <&mdio_pins>;
165 pinctrl-names = "default";
166
167 phy0: ethernet-phy@0 {
168 reg = <0>;
169 };
170 };
171
172 &pinctrl {
173 pinctrl-0 = <&hdd0_led_sata_pin>, <&hdd1_led_sata_pin>;
174 pinctrl-names = "default";
175
176 hdd0_led_sata_pin: hdd0-led-sata-pin {
177 marvell,pins = "mpp48";
178 marvell,function = "sata1";
179 };
180 hdd0_led_gpio_pin: hdd0-led-gpio-pin {
181 marvell,pins = "mpp48";
182 marvell,function = "gpio";
183 };
184 hdd1_led_sata_pin: hdd1-led-sata-pin {
185 marvell,pins = "mpp57";
186 marvell,function = "sata0";
187 };
188 hdd1_led_gpio_pin: hdd1-led-gpio-pin {
189 marvell,pins = "mpp57";
190 marvell,function = "gpio";
191 };
192 };
193
194 &nand_controller {
195 status = "okay";
196
197 nand@0 {
198 reg = <0>;
199 label = "pxa3xx_nand-0";
200 nand-rb = <0>;
201 marvell,nand-keep-config;
202 nand-on-flash-bbt;
203 nand-ecc-strength = <4>;
204 nand-ecc-step-size = <512>;
205
206 partitions {
207 compatible = "fixed-partitions";
208 #address-cells = <1>;
209 #size-cells = <1>;
210
211 partition@0 {
212 label = "u-boot";
213 reg = <0x0 0x300000>;
214 };
215 partition@300000 {
216 label = "device-tree";
217 reg = <0x300000 0x20000>;
218 };
219 partition@320000 {
220 label = "linux";
221 reg = <0x320000 0x2000000>;
222 };
223 partition@2320000 {
224 label = "rootfs";
225 reg = <0x2320000 0xdce0000>;
226 };
227 };
228 };
229 };
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