1// SPDX-License-Identifier: (GPL-2.0 OR MIT)
2
3/*
4 * Device tree file for ZII's SSMB SPU3 board
5 *
6 * SSMB - SPU3 Switch Management Board
7 * SPU - Seat Power Unit
8 *
9 * Copyright (C) 2015, 2016 Zodiac Inflight Innovations
10 *
11 * Based on an original 'vf610-twr.dts' which is Copyright 2015,
12 * Freescale Semiconductor, Inc.
13 */
14
15/dts-v1/;
16#include "vf610.dtsi"
17
18/ {
19	model = "ZII VF610 SSMB SPU3 Board";
20	compatible = "zii,vf610spu3", "zii,vf610dev", "fsl,vf610";
21
22	chosen {
23		stdout-path = &uart0;
24	};
25
26	memory@80000000 {
27		device_type = "memory";
28		reg = <0x80000000 0x20000000>;
29	};
30
31	gpio-leds {
32		compatible = "gpio-leds";
33		pinctrl-0 = <&pinctrl_leds_debug>;
34		pinctrl-names = "default";
35
36		led-debug {
37			label = "zii:green:debug1";
38			gpios = <&gpio2 18 GPIO_ACTIVE_HIGH>;
39			linux,default-trigger = "heartbeat";
40		};
41	};
42
43	reg_vcc_3v3_mcu: regulator {
44		compatible = "regulator-fixed";
45		regulator-name = "vcc_3v3_mcu";
46		regulator-min-microvolt = <3300000>;
47		regulator-max-microvolt = <3300000>;
48	};
49
50	supply-voltage-monitor {
51		compatible = "iio-hwmon";
52		io-channels = <&adc0 8>, /* 12V_MAIN */
53			      <&adc0 9>, /* +3.3V    */
54			      <&adc1 8>, /* VCC_1V5  */
55			      <&adc1 9>; /* VCC_1V2  */
56	};
57};
58
59&adc0 {
60	vref-supply = <&reg_vcc_3v3_mcu>;
61	status = "okay";
62};
63
64&adc1 {
65	vref-supply = <&reg_vcc_3v3_mcu>;
66	status = "okay";
67};
68
69&dspi1 {
70	bus-num = <1>;
71	pinctrl-names = "default";
72	pinctrl-0 = <&pinctrl_dspi1>;
73	/*
74	 * Some SPU3s come with SPI-NOR chip DNPed, so we leave this
75	 * node disabled by default and rely on bootloader to enable
76	 * it when appropriate.
77	 */
78	status = "disabled";
79
80	flash@0 {
81		#address-cells = <1>;
82		#size-cells = <1>;
83		compatible = "m25p128", "jedec,spi-nor";
84		reg = <0>;
85		spi-max-frequency = <50000000>;
86
87		partition@0 {
88			label = "m25p128-0";
89			reg = <0x0 0x01000000>;
90		};
91	};
92};
93
94&edma0 {
95	status = "okay";
96};
97
98&edma1 {
99	status = "okay";
100};
101
102&esdhc0 {
103	pinctrl-names = "default";
104	pinctrl-0 = <&pinctrl_esdhc0>;
105	bus-width = <8>;
106	non-removable;
107	no-1-8-v;
108	keep-power-in-suspend;
109	no-sdio;
110	no-sd;
111	status = "okay";
112};
113
114&esdhc1 {
115	pinctrl-names = "default";
116	pinctrl-0 = <&pinctrl_esdhc1>;
117	bus-width = <4>;
118	no-sdio;
119	status = "okay";
120};
121
122&fec1 {
123	phy-mode = "rmii";
124	pinctrl-names = "default";
125	pinctrl-0 = <&pinctrl_fec1>;
126	status = "okay";
127
128	fixed-link {
129		speed = <100>;
130		full-duplex;
131	};
132
133	mdio1: mdio {
134		#address-cells = <1>;
135		#size-cells = <0>;
136		clock-frequency = <12500000>;
137		suppress-preamble;
138		status = "okay";
139
140		switch0: switch0@0 {
141			compatible = "marvell,mv88e6190";
142			pinctrl-0 = <&pinctrl_gpio_switch0>;
143			pinctrl-names = "default";
144			reg = <0>;
145			eeprom-length = <65536>;
146			interrupt-parent = <&gpio3>;
147			interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
148			interrupt-controller;
149			#interrupt-cells = <2>;
150
151			ports {
152				#address-cells = <1>;
153				#size-cells = <0>;
154
155				port@0 {
156					reg = <0>;
157					label = "cpu";
158					ethernet = <&fec1>;
159
160					fixed-link {
161						speed = <100>;
162						full-duplex;
163					};
164				};
165
166				port@1 {
167					reg = <1>;
168					label = "eth_cu_1000_1";
169				};
170
171				port@2 {
172					reg = <2>;
173					label = "eth_cu_1000_2";
174				};
175
176				port@3 {
177					reg = <3>;
178					label = "eth_cu_1000_3";
179				};
180
181				port@4 {
182					reg = <4>;
183					label = "eth_cu_1000_4";
184				};
185
186				port@5 {
187					reg = <5>;
188					label = "eth_cu_1000_5";
189				};
190
191				port@6 {
192					reg = <6>;
193					label = "eth_cu_1000_6";
194				};
195			};
196		};
197	};
198};
199
200&i2c0 {
201	clock-frequency = <100000>;
202	pinctrl-names = "default";
203	pinctrl-0 = <&pinctrl_i2c0>;
204	status = "okay";
205
206	gpio6: io-expander@22 {
207		compatible = "nxp,pca9554";
208		reg = <0x22>;
209		gpio-controller;
210		#gpio-cells = <2>;
211	};
212
213	lm75@48 {
214		compatible = "national,lm75";
215		reg = <0x48>;
216	};
217
218	eeprom@50 {
219		compatible = "atmel,24c04";
220		reg = <0x50>;
221		label = "nameplate";
222	};
223
224	eeprom@52 {
225		compatible = "atmel,24c04";
226		reg = <0x52>;
227	};
228};
229
230&i2c1 {
231	clock-frequency = <100000>;
232	pinctrl-names = "default";
233	pinctrl-0 = <&pinctrl_i2c1>;
234	status = "okay";
235
236	watchdog@38 {
237		compatible = "zii,rave-wdt";
238		reg = <0x38>;
239	};
240};
241
242&snvsrtc {
243	status = "disabled";
244};
245
246&uart0 {
247	pinctrl-names = "default";
248	pinctrl-0 = <&pinctrl_uart0>;
249	status = "okay";
250};
251
252&uart1 {
253	pinctrl-names = "default";
254	pinctrl-0 = <&pinctrl_uart1>;
255	status = "okay";
256
257	mcu {
258		compatible = "zii,rave-sp-rdu2";
259		current-speed = <1000000>;
260		#address-cells = <1>;
261		#size-cells = <1>;
262
263		watchdog {
264			compatible = "zii,rave-sp-watchdog";
265		};
266
267		eeprom@a3 {
268			compatible = "zii,rave-sp-eeprom";
269			reg = <0xa3 0x4000>;
270			#address-cells = <1>;
271			#size-cells = <1>;
272			zii,eeprom-name = "main-eeprom";
273		};
274	};
275};
276
277&wdoga5 {
278	status = "disabled";
279};
280
281&iomuxc {
282	pinctrl_dspi1: dspi1grp {
283		fsl,pins = <
284			VF610_PAD_PTD5__DSPI1_CS0		0x1182
285			VF610_PAD_PTD4__DSPI1_CS1		0x1182
286			VF610_PAD_PTC6__DSPI1_SIN		0x1181
287			VF610_PAD_PTC7__DSPI1_SOUT		0x1182
288			VF610_PAD_PTC8__DSPI1_SCK		0x1182
289		>;
290	};
291
292	pinctrl_esdhc0: esdhc0grp {
293		fsl,pins = <
294			VF610_PAD_PTC0__ESDHC0_CLK		0x31ef
295			VF610_PAD_PTC1__ESDHC0_CMD		0x31ef
296			VF610_PAD_PTC2__ESDHC0_DAT0		0x31ef
297			VF610_PAD_PTC3__ESDHC0_DAT1		0x31ef
298			VF610_PAD_PTC4__ESDHC0_DAT2		0x31ef
299			VF610_PAD_PTC5__ESDHC0_DAT3		0x31ef
300			VF610_PAD_PTD23__ESDHC0_DAT4		0x31ef
301			VF610_PAD_PTD22__ESDHC0_DAT5		0x31ef
302			VF610_PAD_PTD21__ESDHC0_DAT6		0x31ef
303			VF610_PAD_PTD20__ESDHC0_DAT7		0x31ef
304		>;
305	};
306
307	pinctrl_esdhc1: esdhc1grp {
308		fsl,pins = <
309			VF610_PAD_PTA24__ESDHC1_CLK		0x31ef
310			VF610_PAD_PTA25__ESDHC1_CMD		0x31ef
311			VF610_PAD_PTA26__ESDHC1_DAT0		0x31ef
312			VF610_PAD_PTA27__ESDHC1_DAT1		0x31ef
313			VF610_PAD_PTA28__ESDHC1_DATA2		0x31ef
314			VF610_PAD_PTA29__ESDHC1_DAT3		0x31ef
315		>;
316	};
317
318	pinctrl_fec1: fec1grp {
319		fsl,pins = <
320			VF610_PAD_PTA6__RMII_CLKIN		0x30d1
321			VF610_PAD_PTC9__ENET_RMII1_MDC		0x30d2
322			VF610_PAD_PTC10__ENET_RMII1_MDIO	0x30d3
323			VF610_PAD_PTC11__ENET_RMII1_CRS		0x30d1
324			VF610_PAD_PTC12__ENET_RMII1_RXD1	0x30d1
325			VF610_PAD_PTC13__ENET_RMII1_RXD0	0x30d1
326			VF610_PAD_PTC14__ENET_RMII1_RXER	0x30d1
327			VF610_PAD_PTC15__ENET_RMII1_TXD1	0x30d2
328			VF610_PAD_PTC16__ENET_RMII1_TXD0	0x30d2
329			VF610_PAD_PTC17__ENET_RMII1_TXEN	0x30d2
330		>;
331	};
332
333	pinctrl_gpio_switch0: pinctrl-gpio-switch0 {
334		fsl,pins = <
335			VF610_PAD_PTB28__GPIO_98		0x219d
336		>;
337	};
338
339	pinctrl_i2c0: i2c0grp {
340		fsl,pins = <
341			VF610_PAD_PTB14__I2C0_SCL		0x37ff
342			VF610_PAD_PTB15__I2C0_SDA		0x37ff
343		>;
344	};
345
346	pinctrl_i2c1: i2c1grp {
347		fsl,pins = <
348			VF610_PAD_PTB16__I2C1_SCL		0x37ff
349			VF610_PAD_PTB17__I2C1_SDA		0x37ff
350		>;
351	};
352
353	pinctrl_leds_debug: pinctrl-leds-debug {
354		fsl,pins = <
355			VF610_PAD_PTD3__GPIO_82			0x31c2
356		>;
357	};
358
359	pinctrl_uart0: uart0grp {
360		fsl,pins = <
361			VF610_PAD_PTB10__UART0_TX		0x21a2
362			VF610_PAD_PTB11__UART0_RX		0x21a1
363		>;
364	};
365
366	pinctrl_uart1: uart1grp {
367		fsl,pins = <
368			VF610_PAD_PTB23__UART1_TX		0x21a2
369			VF610_PAD_PTB24__UART1_RX		0x21a1
370		>;
371	};
372};
373