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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * support for the bosch am335x based shc c3 board
4 *
5 * Copyright, (C) 2015 Heiko Schocher <hs@denx.de>
6 *
7 */
8/dts-v1/;
9
10#include "am33xx.dtsi"
11#include <dt-bindings/input/input.h>
12
13/ {
14	model = "Bosch SHC";
15	compatible = "ti,am335x-shc", "ti,am335x-bone", "ti,am33xx";
16
17	aliases {
18		mmcblk0 = &mmc1;
19		mmcblk1 = &mmc2;
20	};
21
22	cpus {
23		cpu@0 {
24			/*
25			 * To consider voltage drop between PMIC and SoC,
26			 * tolerance value is reduced to 2% from 4% and
27			 * voltage value is increased as a precaution.
28			 */
29			operating-points = <
30				/* kHz    uV */
31				594000  1225000
32				294000  1125000
33			>;
34			voltage-tolerance = <2>; /* 2 percentage */
35			cpu0-supply = <&dcdc2_reg>;
36		};
37	};
38
39	gpio_keys {
40		compatible = "gpio-keys";
41
42		back_button {
43			label = "Back Button";
44			gpios = <&gpio1 29 GPIO_ACTIVE_HIGH>;
45			linux,code = <KEY_BACK>;
46			debounce-interval = <1000>;
47			wakeup-source;
48		};
49
50		front_button {
51			label = "Front Button";
52			gpios = <&gpio1 25 GPIO_ACTIVE_HIGH>;
53			linux,code = <KEY_FRONT>;
54			debounce-interval = <1000>;
55			wakeup-source;
56		};
57	};
58
59	leds {
60		pinctrl-names = "default";
61		pinctrl-0 = <&user_leds_s0>;
62
63		compatible = "gpio-leds";
64
65		led1 {
66			label = "shc:power:red";
67			gpios = <&gpio0 23 GPIO_ACTIVE_HIGH>;
68			default-state = "off";
69		};
70
71		led2 {
72			label = "shc:power:bl";
73			gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>;
74			linux,default-trigger = "timer";
75			default-state = "on";
76		};
77
78		led3 {
79			label = "shc:lan:red";
80			gpios = <&gpio0 26 GPIO_ACTIVE_HIGH>;
81			default-state = "off";
82		};
83
84		led4 {
85			label = "shc:lan:bl";
86			gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>;
87			default-state = "off";
88		};
89
90		led5 {
91			label = "shc:cloud:red";
92			gpios = <&gpio2 2 GPIO_ACTIVE_HIGH>;
93			default-state = "off";
94		};
95
96		led6 {
97			label = "shc:cloud:bl";
98			gpios = <&gpio1 18 GPIO_ACTIVE_HIGH>;
99			default-state = "off";
100		};
101	};
102
103	memory@80000000 {
104		device_type = "memory";
105		reg = <0x80000000 0x20000000>; /* 512 MB */
106	};
107
108	vmmcsd_fixed: fixedregulator0 {
109		compatible = "regulator-fixed";
110		regulator-name = "vmmcsd_fixed";
111		regulator-min-microvolt = <3300000>;
112		regulator-max-microvolt = <3300000>;
113	};
114};
115
116&aes {
117	status = "okay";
118};
119
120&cppi41dma  {
121	status = "okay";
122};
123
124&davinci_mdio {
125	pinctrl-names = "default", "sleep";
126	pinctrl-0 = <&davinci_mdio_default>;
127	pinctrl-1 = <&davinci_mdio_sleep>;
128	status = "okay";
129
130	ethernetphy0: ethernet-phy@0 {
131		reg = <0>;
132		smsc,disable-energy-detect;
133	};
134};
135
136&epwmss1 {
137	status = "okay";
138
139	ehrpwm1: pwm@48302200 {
140		pinctrl-names = "default";
141		pinctrl-0 = <&ehrpwm1_pins>;
142		status = "okay";
143	};
144};
145
146&gpio1 {
147	hmtc_rst {
148		gpio-hog;
149		gpios = <24 GPIO_ACTIVE_LOW>;
150		output-high;
151		line-name = "homematic_reset";
152	};
153
154	hmtc_prog {
155		gpio-hog;
156		gpios = <27 GPIO_ACTIVE_LOW>;
157		output-high;
158		line-name = "homematic_program";
159	};
160};
161
162&gpio3 {
163	zgb_rst {
164		gpio-hog;
165		gpios = <18 GPIO_ACTIVE_LOW>;
166		output-low;
167		line-name = "zigbee_reset";
168	};
169
170	zgb_boot {
171		gpio-hog;
172		gpios = <19 GPIO_ACTIVE_HIGH>;
173		output-high;
174		line-name = "zigbee_boot";
175	};
176};
177
178&i2c0 {
179	pinctrl-names = "default";
180	pinctrl-0 = <&i2c0_pins>;
181	status = "okay";
182	clock-frequency = <400000>;
183
184	tps: tps@24 {
185		reg = <0x24>;
186	};
187
188	at24@50 {
189		compatible = "atmel,24c32";
190		pagesize = <32>;
191		reg = <0x50>;
192	};
193
194	pcf8563@51 {
195		compatible = "nxp,pcf8563";
196		reg = <0x51>;
197	};
198};
199
200&cpsw_emac0 {
201	phy-mode = "mii";
202	phy-handle = <&ethernetphy0>;
203};
204
205&mac {
206	pinctrl-names = "default", "sleep";
207	pinctrl-0 = <&cpsw_default>;
208	pinctrl-1 = <&cpsw_sleep>;
209	status = "okay";
210	slaves = <1>;
211};
212
213&mmc1 {
214	pinctrl-names = "default";
215	pinctrl-0 = <&mmc1_pins>;
216	bus-width = <0x4>;
217	cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
218	cd-inverted;
219	max-frequency = <26000000>;
220	vmmc-supply = <&vmmcsd_fixed>;
221	status = "okay";
222};
223
224&mmc2 {
225	pinctrl-names = "default";
226	pinctrl-0 = <&emmc_pins>;
227	bus-width = <8>;
228	max-frequency = <26000000>;
229	sd-uhs-sdr25;
230	vmmc-supply = <&vmmcsd_fixed>;
231	status = "okay";
232};
233
234&mmc3 {
235	pinctrl-names = "default";
236	pinctrl-0 = <&mmc3_pins>;
237	bus-width = <4>;
238	cap-power-off-card;
239	max-frequency = <26000000>;
240	sd-uhs-sdr25;
241	vmmc-supply = <&vmmcsd_fixed>;
242	status = "okay";
243};
244
245&rtc {
246	ti,no-init;
247};
248
249&sham {
250	status = "okay";
251};
252
253&tps {
254	compatible = "ti,tps65217";
255	ti,pmic-shutdown-controller;
256
257	regulators {
258		#address-cells = <1>;
259		#size-cells = <0>;
260
261		dcdc1_reg: regulator@0 {
262			reg = <0>;
263			regulator-name = "vdds_dpr";
264			regulator-compatible = "dcdc1";
265			regulator-min-microvolt = <1300000>;
266			regulator-max-microvolt = <1450000>;
267			regulator-boot-on;
268			regulator-always-on;
269		};
270
271		dcdc2_reg: regulator@1 {
272			reg = <1>;
273			/*
274			 * VDD_MPU voltage limits 0.95V - 1.26V with
275			 * +/-4% tolerance
276			 */
277			regulator-compatible = "dcdc2";
278			regulator-name = "vdd_mpu";
279			regulator-min-microvolt = <925000>;
280			regulator-max-microvolt = <1375000>;
281			regulator-boot-on;
282			regulator-always-on;
283			regulator-ramp-delay = <70000>;
284		};
285
286		dcdc3_reg: regulator@2 {
287			reg = <2>;
288			/*
289			 * VDD_CORE voltage limits 0.95V - 1.1V with
290			 * +/-4% tolerance
291			 */
292			regulator-name = "vdd_core";
293			regulator-compatible = "dcdc3";
294			regulator-min-microvolt = <925000>;
295			regulator-max-microvolt = <1125000>;
296			regulator-boot-on;
297			regulator-always-on;
298		};
299
300		ldo1_reg: regulator@3 {
301			reg = <3>;
302			regulator-name = "vio,vrtc,vdds";
303			regulator-compatible = "ldo1";
304			regulator-min-microvolt = <1000000>;
305			regulator-max-microvolt = <1800000>;
306			regulator-always-on;
307		};
308
309		ldo2_reg: regulator@4 {
310			reg = <4>;
311			regulator-name = "vdd_3v3aux";
312			regulator-compatible = "ldo2";
313			regulator-min-microvolt = <900000>;
314			regulator-max-microvolt = <3300000>;
315			regulator-always-on;
316		};
317
318		ldo3_reg: regulator@5 {
319			reg = <5>;
320			regulator-name = "vdd_1v8";
321			regulator-compatible = "ldo3";
322			regulator-min-microvolt = <900000>;
323			regulator-max-microvolt = <1800000>;
324			regulator-always-on;
325		};
326
327		ldo4_reg: regulator@6 {
328			reg = <6>;
329			regulator-name = "vdd_3v3a";
330			regulator-compatible = "ldo4";
331			regulator-min-microvolt = <1800000>;
332			regulator-max-microvolt = <3300000>;
333			regulator-always-on;
334		};
335	};
336};
337
338&uart0 {
339	pinctrl-names = "default";
340	pinctrl-0 = <&uart0_pins>;
341	status = "okay";
342};
343
344&uart1 {
345	pinctrl-names = "default";
346	pinctrl-0 = <&uart1_pins>;
347	status = "okay";
348};
349
350&uart2 {
351	pinctrl-names = "default";
352	pinctrl-0 = <&uart2_pins>;
353	status = "okay";
354};
355
356&uart4 {
357	pinctrl-names = "default";
358	pinctrl-0 = <&uart4_pins>;
359	status = "okay";
360};
361
362&usb {
363	status = "okay";
364};
365
366&usb_ctrl_mod {
367	status = "okay";
368};
369
370&usb1_phy {
371	status = "okay";
372};
373
374&usb1 {
375	status = "okay";
376	dr_mode = "host";
377};
378
379&am33xx_pinmux {
380	pinctrl-names = "default";
381	pinctrl-0 = <&clkout2_pin>;
382
383	clkout2_pin: pinmux_clkout2_pin {
384		pinctrl-single,pins = <
385			/* xdma_event_intr1.clkout2 */
386			AM33XX_IOPAD(0x9b4, PIN_INPUT | MUX_MODE6)
387		>;
388	};
389
390	cpsw_default: cpsw_default {
391		pinctrl-single,pins = <
392			/* Slave 1 */
393			AM33XX_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE0)
394			AM33XX_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
395			AM33XX_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE0)
396			AM33XX_IOPAD(0x91c, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
397			AM33XX_IOPAD(0x920, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
398			AM33XX_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE0)
399			AM33XX_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE0)
400			AM33XX_IOPAD(0x92c, PIN_INPUT_PULLUP | MUX_MODE0)
401			AM33XX_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE0)
402			AM33XX_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE0)
403			AM33XX_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE0)
404			AM33XX_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE0)
405			AM33XX_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE0)
406		>;
407	};
408
409	cpsw_sleep: cpsw_sleep {
410		pinctrl-single,pins = <
411			/* Slave 1 reset value */
412			AM33XX_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE7)
413			AM33XX_IOPAD(0x914, PIN_INPUT_PULLDOWN | MUX_MODE7)
414			AM33XX_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE7)
415			AM33XX_IOPAD(0x91c, PIN_INPUT_PULLDOWN | MUX_MODE7)
416			AM33XX_IOPAD(0x920, PIN_INPUT_PULLDOWN | MUX_MODE7)
417			AM33XX_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE7)
418			AM33XX_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE7)
419			AM33XX_IOPAD(0x92c, PIN_INPUT_PULLDOWN | MUX_MODE7)
420			AM33XX_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE7)
421			AM33XX_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE7)
422			AM33XX_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE7)
423			AM33XX_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE7)
424			AM33XX_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE7)
425		>;
426	};
427
428	davinci_mdio_default: davinci_mdio_default {
429		pinctrl-single,pins = <
430			/* mdio_data.mdio_data */
431			AM33XX_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)
432			/* mdio_clk.mdio_clk */
433			AM33XX_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0)
434		>;
435	};
436
437	davinci_mdio_sleep: davinci_mdio_sleep {
438		pinctrl-single,pins = <
439			/* MDIO reset value */
440			AM33XX_IOPAD(0x948, PIN_INPUT_PULLDOWN | MUX_MODE7)
441			AM33XX_IOPAD(0x94c, PIN_INPUT_PULLDOWN | MUX_MODE7)
442		>;
443	};
444
445	ehrpwm1_pins: pinmux_ehrpwm1 {
446		pinctrl-single,pins = <
447			AM33XX_IOPAD(0x84c, PIN_OUTPUT | MUX_MODE6) /* gpmc_a3.gpio1_19 */
448		>;
449	};
450
451	emmc_pins: pinmux_emmc_pins {
452		pinctrl-single,pins = <
453			AM33XX_IOPAD(0x880, PIN_INPUT | MUX_MODE2)
454			AM33XX_IOPAD(0x884, PIN_INPUT_PULLUP | MUX_MODE2)
455			AM33XX_IOPAD(0x800, PIN_INPUT_PULLUP | MUX_MODE1)
456			AM33XX_IOPAD(0x804, PIN_INPUT_PULLUP | MUX_MODE1)
457			AM33XX_IOPAD(0x808, PIN_INPUT_PULLUP | MUX_MODE1)
458			AM33XX_IOPAD(0x80c, PIN_INPUT_PULLUP | MUX_MODE1)
459			AM33XX_IOPAD(0x810, PIN_INPUT_PULLUP | MUX_MODE1)
460			AM33XX_IOPAD(0x814, PIN_INPUT_PULLUP | MUX_MODE1)
461			AM33XX_IOPAD(0x818, PIN_INPUT_PULLUP | MUX_MODE1)
462			AM33XX_IOPAD(0x81c, PIN_INPUT_PULLUP | MUX_MODE1)
463		>;
464	};
465
466	i2c0_pins: pinmux_i2c0_pins {
467		pinctrl-single,pins = <
468			AM33XX_IOPAD(0x988, PIN_INPUT | MUX_MODE0)
469			AM33XX_IOPAD(0x98c, PIN_INPUT | MUX_MODE0)
470		>;
471	};
472
473	mmc1_pins: pinmux_mmc1_pins {
474		pinctrl-single,pins = <
475			AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE5)
476		>;
477	};
478
479	mmc3_pins: pinmux_mmc3_pins {
480		pinctrl-single,pins = <
481			AM33XX_IOPAD(0x830, PIN_INPUT | MUX_MODE3)
482			AM33XX_IOPAD(0x834, PIN_INPUT | MUX_MODE3)
483			AM33XX_IOPAD(0x838, PIN_INPUT | MUX_MODE3)
484			AM33XX_IOPAD(0x83c, PIN_INPUT | MUX_MODE3)
485			AM33XX_IOPAD(0x888, PIN_INPUT | MUX_MODE3)
486			AM33XX_IOPAD(0x88c, PIN_INPUT | MUX_MODE3)
487		>;
488	};
489
490	uart0_pins: pinmux_uart0_pins {
491		pinctrl-single,pins = <
492			AM33XX_IOPAD(0x968, PIN_INPUT_PULLDOWN | MUX_MODE0)
493			AM33XX_IOPAD(0x96c, PIN_OUTPUT | MUX_MODE0)
494			AM33XX_IOPAD(0x970, PIN_INPUT_PULLDOWN | MUX_MODE0)
495			AM33XX_IOPAD(0x974, PIN_OUTPUT | MUX_MODE0)
496		>;
497	};
498
499	uart1_pins: pinmux_uart1 {
500		pinctrl-single,pins = <
501			AM33XX_IOPAD(0x978, PIN_INPUT_PULLDOWN | MUX_MODE0)
502			AM33XX_IOPAD(0x97C, PIN_OUTPUT | MUX_MODE0)
503			AM33XX_IOPAD(0x980, PIN_INPUT | MUX_MODE0)
504			AM33XX_IOPAD(0x984, PIN_OUTPUT | MUX_MODE0)
505		>;
506	};
507
508	uart2_pins: pinmux_uart2_pins {
509		pinctrl-single,pins = <
510			AM33XX_IOPAD(0x950, PIN_INPUT | MUX_MODE1)
511			AM33XX_IOPAD(0x954, PIN_OUTPUT | MUX_MODE1)
512		>;
513	};
514
515	uart4_pins: pinmux_uart4_pins {
516		pinctrl-single,pins = <
517			AM33XX_IOPAD(0x870, PIN_INPUT_PULLUP | MUX_MODE6)
518			AM33XX_IOPAD(0x874, PIN_OUTPUT_PULLUP | MUX_MODE6)
519		>;
520	};
521
522	user_leds_s0: user_leds_s0 {
523		pinctrl-single,pins = <
524			AM33XX_IOPAD(0x820, PIN_OUTPUT | MUX_MODE7)
525			AM33XX_IOPAD(0x824, PIN_OUTPUT | MUX_MODE7)
526			AM33XX_IOPAD(0x828, PIN_OUTPUT | MUX_MODE7)
527			AM33XX_IOPAD(0x82c, PIN_OUTPUT | MUX_MODE7)
528			AM33XX_IOPAD(0x840, PIN_OUTPUT | MUX_MODE7)
529			AM33XX_IOPAD(0x844, PIN_OUTPUT | MUX_MODE7)
530			AM33XX_IOPAD(0x848, PIN_OUTPUT | MUX_MODE7)
531			AM33XX_IOPAD(0x850, PIN_OUTPUT_PULLDOWN | MUX_MODE7)
532			AM33XX_IOPAD(0x854, PIN_OUTPUT | MUX_MODE7)
533			AM33XX_IOPAD(0x858, PIN_OUTPUT | MUX_MODE7)
534			AM33XX_IOPAD(0x85c, PIN_OUTPUT_PULLUP | MUX_MODE7)
535			AM33XX_IOPAD(0x860, PIN_INPUT | MUX_MODE7)
536			AM33XX_IOPAD(0x864, PIN_INPUT | MUX_MODE7)
537			AM33XX_IOPAD(0x868, PIN_INPUT | MUX_MODE7)
538			AM33XX_IOPAD(0x86c, PIN_INPUT | MUX_MODE7)
539			AM33XX_IOPAD(0x878, PIN_OUTPUT_PULLUP | MUX_MODE7)
540			AM33XX_IOPAD(0x87c, PIN_INPUT | MUX_MODE7)
541			AM33XX_IOPAD(0x890, PIN_OUTPUT | MUX_MODE7)
542			AM33XX_IOPAD(0x894, PIN_INPUT | MUX_MODE7)
543			AM33XX_IOPAD(0x898, PIN_OUTPUT | MUX_MODE7)
544			AM33XX_IOPAD(0x89c, PIN_OUTPUT | MUX_MODE7)
545			AM33XX_IOPAD(0x8a0, PIN_OUTPUT | MUX_MODE7)
546			AM33XX_IOPAD(0x8a4, PIN_OUTPUT | MUX_MODE7)
547			AM33XX_IOPAD(0x8a8, PIN_OUTPUT | MUX_MODE7)
548			AM33XX_IOPAD(0x8ac, PIN_OUTPUT | MUX_MODE7)
549			AM33XX_IOPAD(0x8b0, PIN_OUTPUT | MUX_MODE7)
550			AM33XX_IOPAD(0x8b4, PIN_OUTPUT | MUX_MODE7)
551			AM33XX_IOPAD(0x8b8, PIN_OUTPUT | MUX_MODE7)
552			AM33XX_IOPAD(0x8bc, PIN_OUTPUT | MUX_MODE7)
553			AM33XX_IOPAD(0x8c0, PIN_OUTPUT | MUX_MODE7)
554			AM33XX_IOPAD(0x8c4, PIN_OUTPUT | MUX_MODE7)
555			AM33XX_IOPAD(0x8c8, PIN_OUTPUT | MUX_MODE7)
556			AM33XX_IOPAD(0x8cc, PIN_OUTPUT | MUX_MODE7)
557			AM33XX_IOPAD(0x8d0, PIN_OUTPUT | MUX_MODE7)
558			AM33XX_IOPAD(0x8d4, PIN_OUTPUT | MUX_MODE7)
559			AM33XX_IOPAD(0x8d8, PIN_OUTPUT | MUX_MODE7)
560			AM33XX_IOPAD(0x8dc, PIN_OUTPUT | MUX_MODE7)
561			AM33XX_IOPAD(0x8e0, PIN_OUTPUT | MUX_MODE7)
562			AM33XX_IOPAD(0x8e4, PIN_OUTPUT | MUX_MODE7)
563			AM33XX_IOPAD(0x8e8, PIN_OUTPUT | MUX_MODE7)
564			AM33XX_IOPAD(0x8ec, PIN_OUTPUT | MUX_MODE7)
565			AM33XX_IOPAD(0x944, PIN_INPUT_PULLDOWN | MUX_MODE7)
566			AM33XX_IOPAD(0x958, PIN_OUTPUT | MUX_MODE7)
567			AM33XX_IOPAD(0x95c, PIN_OUTPUT | MUX_MODE7)
568			AM33XX_IOPAD(0x964, PIN_OUTPUT_PULLUP | MUX_MODE7)
569			AM33XX_IOPAD(0x9a0, PIN_OUTPUT_PULLDOWN | MUX_MODE7)
570			AM33XX_IOPAD(0x9a4, PIN_OUTPUT_PULLDOWN | MUX_MODE7)
571			AM33XX_IOPAD(0x9a8, PIN_INPUT_PULLDOWN | MUX_MODE7)
572			AM33XX_IOPAD(0x9ac, PIN_INPUT_PULLUP | MUX_MODE7)
573		>;
574	};
575};
576