summaryrefslogtreecommitdiffstats
path: root/arch/arm/boot/dts/gemini-dlink-dns-313.dts
blob: eba1c94ed7f7742c20f9ff786a17da5c12195557 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
// SPDX-License-Identifier: GPL-2.0
/*
 * Device Tree file for D-Link DNS-313 1-Bay Network Storage Enclosure
 */

/dts-v1/;

#include "gemini.dtsi"
#include <dt-bindings/input/input.h>
#include <dt-bindings/thermal/thermal.h>

/ {
	model = "D-Link DNS-313 1-Bay Network Storage Enclosure";
	compatible = "dlink,dns-313", "cortina,gemini";
	#address-cells = <1>;
	#size-cells = <1>;

	memory@0 {
		/* 64 MB SDRAM in a Nanya NT5DS32M16BS-6K package */
		device_type = "memory";
		reg = <0x00000000 0x4000000>;
	};

	aliases {
		mdio-gpio0 = &mdio0;
	};

	chosen {
		bootargs = "console=ttyS0,19200n8 root=/dev/sda4 rw rootwait";
		stdout-path = "uart0:19200n8";
	};

	gpio_keys {
		compatible = "gpio-keys";

		button-esc {
			debounce-interval = <100>;
			wakeup-source;
			linux,code = <KEY_ESC>;
			label = "reset";
			gpios = <&gpio1 31 GPIO_ACTIVE_LOW>;
		};
	};

	leds {
		compatible = "gpio-leds";
		led-power {
			label = "dns313:blue:power";
			gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
			default-state = "on";
			linux,default-trigger = "heartbeat";
		};
		led-disk-blue {
			label = "dns313:blue:disk";
			gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};
		led-disk-green {
			label = "dns313:green:disk";
			gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
			default-state = "off";
			linux,default-trigger = "disk-read";
		};
		led-disk-red {
			label = "dns313:red:disk";
			gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>;
			default-state = "off";
			linux,default-trigger = "disk-write";
		};
	};

	/*
	 * This is a ADDA AD0405GB-G73 fan @3000 and 6000 RPM.
	 */
	fan0: gpio-fan {
		compatible = "gpio-fan";
		gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>,
			<&gpio0 12 GPIO_ACTIVE_HIGH>;
		gpio-fan,speed-map = <0 0>, <3000 1>, <6000 2>;
		#cooling-cells = <2>;
	};


	/* Global Mixed-Mode Technology G751 mounted on GPIO I2C */
	i2c {
		compatible = "i2c-gpio";
		sda-gpios = <&gpio0 15 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
		scl-gpios = <&gpio0 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
		#address-cells = <1>;
		#size-cells = <0>;

		g751: temperature-sensor@48 {
			compatible = "gmt,g751";
			reg = <0x48>;
			#thermal-sensor-cells = <0>;
		};
	};

	thermal-zones {
		chassis-thermal {
			/* Poll every 20 seconds */
			polling-delay = <20000>;
			/* Poll every 2nd second when cooling */
			polling-delay-passive = <2000>;

			thermal-sensors = <&g751>;

			/* Tripping points from the fan.script in the rootfs */
			trips {
				chassis_alert0: chassis-alert0 {
					/* At 43 degrees turn on low speed */
					temperature = <43000>;
					hysteresis = <3000>;
					type = "active";
				};
				chassis_alert1: chassis-alert1 {
					/* At 47 degrees turn on high speed */
					temperature = <47000>;
					hysteresis = <3000>;
					type = "active";
				};
				chassis_crit: chassis-crit {
					/* Just shut down at 60 degrees */
					temperature = <60000>;
					hysteresis = <2000>;
					type = "critical";
				};
			};

			cooling-maps {
				map0 {
					trip = <&chassis_alert0>;
					cooling-device = <&fan0 1 1>;
				};
				map1 {
					trip = <&chassis_alert1>;
					cooling-device = <&fan0 2 2>;
				};
			};
		};
	};

	mdio0: mdio {
		compatible = "virtual,mdio-gpio";
		/* Uses MDC and MDIO */
		gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>, /* MDC */
			<&gpio0 21 GPIO_ACTIVE_HIGH>; /* MDIO */
		#address-cells = <1>;
		#size-cells = <0>;

		/* This is a Realtek RTL8211B Gigabit ethernet transceiver */
		phy0: ethernet-phy@1 {
			reg = <1>;
			device_type = "ethernet-phy";
		};
	};

	soc {
		flash@30000000 {
			/*
			 * This is a Eon EN29LV400AB 512 KiB flash with
			 * three partitions.
			 */
			compatible = "cortina,gemini-flash", "jedec-flash";
			status = "okay";
			reg = <0x30000000 0x00080000>;

			/*
			 * This "RedBoot" is the Storlink derivative.
			 */
			partition@0 {
				label = "RedBoot";
				reg = <0x00000000 0x00040000>;
				read-only;
			};
			partition@40000 {
				label = "MTD1";
				reg = <0x00040000 0x00020000>;
				read-only;
			};
			partition@60000 {
				label = "MTD2";
				reg = <0x00060000 0x00020000>;
				read-only;
			};
		};

		syscon: syscon@40000000 {
			pinctrl {
				/*
				 */
				gpio0_default_pins: pinctrl-gpio0 {
					mux {
						function = "gpio0";
						groups =
						/* Used by LEDs conflicts ICE */
						"gpio0bgrp",
						/* Used by ? conflicts ICE */
						"gpio0cgrp",
						/*
						 * Used by fan & G751, conflicts LPC,
						 * UART modem lines, SSP
						 */
						"gpio0egrp",
						/* Used by G751 */
						"gpio0fgrp",
						/* Used by MDIO */
						"gpio0igrp";
					};
				};
				gpio1_default_pins: pinctrl-gpio1 {
					mux {
						function = "gpio1";
						/* Used by "reset" button */
						groups = "gpio1dgrp";
					};
				};
				pinctrl-gmii {
					mux {
						function = "gmii";
						groups = "gmii_gmac0_grp";
					};
					/*
					 * In the vendor Linux tree, these values are set for the C3
					 * version of the SL3512 ASIC with the comment "benson suggest"
					 */
					conf0 {
						pins = "R8 GMAC0 RXDV", "U11 GMAC1 RXDV";
						skew-delay = <0>;
					};
					conf1 {
						pins = "T8 GMAC0 RXC";
						skew-delay = <10>;
					};
					conf2 {
						pins = "T11 GMAC1 RXC";
						skew-delay = <15>;
					};
					conf3 {
						pins = "P8 GMAC0 TXEN", "V11 GMAC1 TXEN";
						skew-delay = <7>;
					};
					conf4 {
						pins = "V7 GMAC0 TXC", "P10 GMAC1 TXC";
						skew-delay = <10>;
					};
					conf5 {
						/* The data lines all have default skew */
						pins = "U8 GMAC0 RXD0", "V8 GMAC0 RXD1",
						       "P9 GMAC0 RXD2", "R9 GMAC0 RXD3",
						       "R11 GMAC1 RXD0", "P11 GMAC1 RXD1",
						       "V12 GMAC1 RXD2", "U12 GMAC1 RXD3",
						       "R10 GMAC1 TXD0", "T10 GMAC1 TXD1",
						       "U10 GMAC1 TXD2", "V10 GMAC1 TXD3";
						skew-delay = <7>;
					};
					conf6 {
						pins = "U7 GMAC0 TXD0", "T7 GMAC0 TXD1",
						       "R7 GMAC0 TXD2", "P7 GMAC0 TXD3";
						skew-delay = <5>;
					};
					/* Set up drive strength on GMAC0 to 16 mA */
					conf7 {
						groups = "gmii_gmac0_grp";
						drive-strength = <16>;
					};
				};
			};
		};

		sata: sata@46000000 {
			/* The ROM uses this muxmode */
			cortina,gemini-ata-muxmode = <0>;
			cortina,gemini-enable-sata-bridge;
			status = "okay";
		};

		gpio0: gpio@4d000000 {
			pinctrl-names = "default";
			pinctrl-0 = <&gpio0_default_pins>;
		};

		gpio1: gpio@4e000000 {
			pinctrl-names = "default";
			pinctrl-0 = <&gpio1_default_pins>;
		};

		ethernet@60000000 {
			status = "okay";

			ethernet-port@0 {
				phy-mode = "rgmii";
				phy-handle = <&phy0>;
			};
			ethernet-port@1 {
				/* Not used in this platform */
			};
		};

		ide@63000000 {
			status = "okay";
		};
	};
};