1 // SPDX-License-Identifier: GPL-2.0-only
2 // Copyright (C) 2012 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
3
4 /*
5 * TODO: add Orion USB device port init when kernel.org support is added.
6 * TODO: add flash write support: see below.
7 * TODO: add power-off support.
8 * TODO: add I2C EEPROM support.
9 */
10
11 /dts-v1/;
12
13 #include <dt-bindings/gpio/gpio.h>
14 #include <dt-bindings/input/input.h>
15 #include <dt-bindings/interrupt-controller/irq.h>
16 #include "orion5x-mv88f5182.dtsi"
17
18 / {
19 model = "LaCie Ethernet Disk mini V2";
20 compatible = "lacie,ethernet-disk-mini-v2", "marvell,orion5x-88f5182", "marvell,orion5x";
21
22 memory {
23 device_type = "memory";
24 reg = <0x00000000 0x4000000>; /* 64 MB */
25 };
26
27 chosen {
28 bootargs = "console=ttyS0,115200n8 earlyprintk";
29 stdout-path = &uart0;
30 };
31
32 soc {
33 ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000>,
34 <MBUS_ID(0x09, 0x00) 0 0xf2200000 0x800>,
35 <MBUS_ID(0x01, 0x0f) 0 0xfff80000 0x80000>;
36 };
37
38 gpio-keys {
39 compatible = "gpio-keys";
40 pinctrl-0 = <&pmx_power_button>;
41 pinctrl-names = "default";
42
43 button-1 {
44 label = "Power-on Switch";
45 linux,code = <KEY_POWER>;
46 gpios = <&gpio0 18 GPIO_ACTIVE_HIGH>;
47 };
48 };
49
50 gpio-leds {
51 compatible = "gpio-leds";
52 pinctrl-0 = <&pmx_power_led>;
53 pinctrl-names = "default";
54
55 led-1 {
56 label = "power:blue";
57 gpios = <&gpio0 16 GPIO_ACTIVE_LOW>;
58 };
59 };
60 };
61
62 &devbus_bootcs {
63 status = "okay";
64
65 /* Read parameters */
66 devbus,bus-width = <8>;
67 devbus,turn-off-ps = <90000>;
68 devbus,badr-skew-ps = <0>;
69 devbus,acc-first-ps = <186000>;
70 devbus,acc-next-ps = <186000>;
71
72 /* Write parameters */
73 devbus,wr-high-ps = <90000>;
74 devbus,wr-low-ps = <90000>;
75 devbus,ale-wr-ps = <90000>;
76
77 /*
78 * Currently the MTD code does not recognize the MX29LV400CBCT
79 * as a bottom-type device. This could cause risks of
80 * accidentally erasing critical flash sectors. We thus define
81 * a single, write-protected partition covering the whole
82 * flash. TODO: once the flash part TOP/BOTTOM detection
83 * issue is sorted out in the MTD code, break this into at
84 * least three partitions: 'u-boot code', 'u-boot environment'
85 * and 'whatever is left'.
86 */
87 flash@0 {
88 compatible = "cfi-flash";
89 reg = <0 0x80000>;
90 bank-width = <1>;
91 #address-cells = <1>;
92 #size-cells = <1>;
93
94 partition@0 {
95 label = "Full512Kb";
96 reg = <0 0x80000>;
97 read-only;
98 };
99 };
100 };
101
102 &ehci0 {
103 status = "okay";
104 };
105
106 ð {
107 status = "okay";
108
109 ethernet-port@0 {
110 phy-handle = <ðphy>;
111 };
112 };
113
114 &i2c {
115 status = "okay";
116 clock-frequency = <100000>;
117 #address-cells = <1>;
118
119 rtc@32 {
120 compatible = "ricoh,rs5c372a";
121 reg = <0x32>;
122 interrupt-parent = <&gpio0>;
123 interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
124 };
125 };
126
127 &mdio {
128 status = "okay";
129
130 ethphy: ethernet-phy {
131 reg = <8>;
132 };
133 };
134
135 &pinctrl {
136 pinctrl-0 = <&pmx_rtc &pmx_power_led_ctrl>;
137 pinctrl-names = "default";
138
139 pmx_power_button: pmx-power-button {
140 marvell,pins = "mpp18";
141 marvell,function = "gpio";
142 };
143
144 pmx_power_led: pmx-power-led {
145 marvell,pins = "mpp16";
146 marvell,function = "gpio";
147 };
148
149 pmx_power_led_ctrl: pmx-power-led-ctrl {
150 marvell,pins = "mpp17";
151 marvell,function = "gpio";
152 };
153
154 pmx_rtc: pmx-rtc {
155 marvell,pins = "mpp3";
156 marvell,function = "gpio";
157 };
158 };
159
160 &sata {
161 pinctrl-0 = <&pmx_sata0 &pmx_sata1>;
162 pinctrl-names = "default";
163 status = "okay";
164 nr-ports = <2>;
165 };
166
167 &uart0 {
168 status = "okay";
169 };
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