1/*
2 * support for the bosch am335x based shc c3 board
3 *
4 * Copyright, C) 2015 Heiko Schocher <hs@denx.de>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10/dts-v1/;
11
12#include "am33xx.dtsi"
13#include <dt-bindings/input/input.h>
14
15/ {
16	model = "Bosch SHC";
17	compatible = "ti,am335x-shc", "ti,am335x-bone", "ti,am33xx";
18
19	aliases {
20		mmcblk0 = &mmc1;
21		mmcblk1 = &mmc2;
22	};
23
24	cpus {
25		cpu@0 {
26			/*
27			 * To consider voltage drop between PMIC and SoC,
28			 * tolerance value is reduced to 2% from 4% and
29			 * voltage value is increased as a precaution.
30			 */
31			operating-points = <
32				/* kHz    uV */
33				594000  1225000
34				294000  1125000
35			>;
36			voltage-tolerance = <2>; /* 2 percentage */
37			cpu0-supply = <&dcdc2_reg>;
38		};
39	};
40
41	gpio_keys {
42		compatible = "gpio-keys";
43
44		back_button {
45			label = "Back Button";
46			gpios = <&gpio1 29 GPIO_ACTIVE_HIGH>;
47			linux,code = <KEY_BACK>;
48			debounce-interval = <1000>;
49			wakeup-source;
50		};
51
52		front_button {
53			label = "Front Button";
54			gpios = <&gpio1 25 GPIO_ACTIVE_HIGH>;
55			linux,code = <KEY_FRONT>;
56			debounce-interval = <1000>;
57			wakeup-source;
58		};
59	};
60
61	leds {
62		pinctrl-names = "default";
63		pinctrl-0 = <&user_leds_s0>;
64
65		compatible = "gpio-leds";
66
67		led1 {
68			label = "shc:power:red";
69			gpios = <&gpio0 23 GPIO_ACTIVE_HIGH>;
70			default-state = "off";
71		};
72
73		led2 {
74			label = "shc:power:bl";
75			gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>;
76			linux,default-trigger = "timer";
77			default-state = "on";
78		};
79
80		led3 {
81			label = "shc:lan:red";
82			gpios = <&gpio0 26 GPIO_ACTIVE_HIGH>;
83			default-state = "off";
84		};
85
86		led4 {
87			label = "shc:lan:bl";
88			gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>;
89			default-state = "off";
90		};
91
92		led5 {
93			label = "shc:cloud:red";
94			gpios = <&gpio2 2 GPIO_ACTIVE_HIGH>;
95			default-state = "off";
96		};
97
98		led6 {
99			label = "shc:cloud:bl";
100			gpios = <&gpio1 18 GPIO_ACTIVE_HIGH>;
101			default-state = "off";
102		};
103	};
104
105	memory@80000000 {
106		device_type = "memory";
107		reg = <0x80000000 0x20000000>; /* 512 MB */
108	};
109
110	vmmcsd_fixed: fixedregulator0 {
111		compatible = "regulator-fixed";
112		regulator-name = "vmmcsd_fixed";
113		regulator-min-microvolt = <3300000>;
114		regulator-max-microvolt = <3300000>;
115	};
116};
117
118&aes {
119	status = "okay";
120};
121
122&cppi41dma  {
123	status = "okay";
124};
125
126&davinci_mdio {
127	pinctrl-names = "default", "sleep";
128	pinctrl-0 = <&davinci_mdio_default>;
129	pinctrl-1 = <&davinci_mdio_sleep>;
130	status = "okay";
131
132	ethernetphy0: ethernet-phy@0 {
133		reg = <0>;
134		smsc,disable-energy-detect;
135	};
136};
137
138&epwmss1 {
139	status = "okay";
140
141	ehrpwm1: pwm@48302200 {
142		pinctrl-names = "default";
143		pinctrl-0 = <&ehrpwm1_pins>;
144		status = "okay";
145	};
146};
147
148&gpio1 {
149	hmtc_rst {
150		gpio-hog;
151		gpios = <24 GPIO_ACTIVE_LOW>;
152		output-high;
153		line-name = "homematic_reset";
154	};
155
156	hmtc_prog {
157		gpio-hog;
158		gpios = <27 GPIO_ACTIVE_LOW>;
159		output-high;
160		line-name = "homematic_program";
161	};
162};
163
164&gpio3 {
165	zgb_rst {
166		gpio-hog;
167		gpios = <18 GPIO_ACTIVE_LOW>;
168		output-low;
169		line-name = "zigbee_reset";
170	};
171
172	zgb_boot {
173		gpio-hog;
174		gpios = <19 GPIO_ACTIVE_HIGH>;
175		output-high;
176		line-name = "zigbee_boot";
177	};
178};
179
180&i2c0 {
181	pinctrl-names = "default";
182	pinctrl-0 = <&i2c0_pins>;
183	status = "okay";
184	clock-frequency = <400000>;
185
186	tps: tps@24 {
187		reg = <0x24>;
188	};
189
190	at24@50 {
191		compatible = "atmel,24c32";
192		pagesize = <32>;
193		reg = <0x50>;
194	};
195
196	pcf8563@51 {
197		compatible = "nxp,pcf8563";
198		reg = <0x51>;
199	};
200};
201
202&mac {
203	pinctrl-names = "default", "sleep";
204	pinctrl-0 = <&cpsw_default>;
205	pinctrl-1 = <&cpsw_sleep>;
206	status = "okay";
207	slaves = <1>;
208	cpsw_emac0: slave@4a100200  {
209		phy_id = <&davinci_mdio>, <0>;
210		phy-mode = "mii";
211		phy-handle = <&ethernetphy0>;
212	};
213};
214
215&mmc1 {
216	pinctrl-names = "default";
217	pinctrl-0 = <&mmc1_pins>;
218	bus-width = <0x4>;
219	cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
220	cd-inverted;
221	max-frequency = <26000000>;
222	vmmc-supply = <&vmmcsd_fixed>;
223	status = "okay";
224};
225
226&mmc2 {
227	pinctrl-names = "default";
228	pinctrl-0 = <&emmc_pins>;
229	bus-width = <8>;
230	max-frequency = <26000000>;
231	sd-uhs-sdr25;
232	vmmc-supply = <&vmmcsd_fixed>;
233	status = "okay";
234};
235
236&mmc3 {
237	pinctrl-names = "default";
238	pinctrl-0 = <&mmc3_pins>;
239	bus-width = <4>;
240	cap-power-off-card;
241	max-frequency = <26000000>;
242	sd-uhs-sdr25;
243	vmmc-supply = <&vmmcsd_fixed>;
244	status = "okay";
245};
246
247&rtc {
248	ti,no-init;
249};
250
251&sham {
252	status = "okay";
253};
254
255&tps {
256	compatible = "ti,tps65217";
257	ti,pmic-shutdown-controller;
258
259	regulators {
260		#address-cells = <1>;
261		#size-cells = <0>;
262
263		dcdc1_reg: regulator@0 {
264			reg = <0>;
265			regulator-name = "vdds_dpr";
266			regulator-compatible = "dcdc1";
267			regulator-min-microvolt = <1300000>;
268			regulator-max-microvolt = <1450000>;
269			regulator-boot-on;
270			regulator-always-on;
271		};
272
273		dcdc2_reg: regulator@1 {
274			reg = <1>;
275			/*
276			 * VDD_MPU voltage limits 0.95V - 1.26V with
277			 * +/-4% tolerance
278			 */
279			regulator-compatible = "dcdc2";
280			regulator-name = "vdd_mpu";
281			regulator-min-microvolt = <925000>;
282			regulator-max-microvolt = <1375000>;
283			regulator-boot-on;
284			regulator-always-on;
285			regulator-ramp-delay = <70000>;
286		};
287
288		dcdc3_reg: regulator@2 {
289			reg = <2>;
290			/*
291			 * VDD_CORE voltage limits 0.95V - 1.1V with
292			 * +/-4% tolerance
293			 */
294			regulator-name = "vdd_core";
295			regulator-compatible = "dcdc3";
296			regulator-min-microvolt = <925000>;
297			regulator-max-microvolt = <1125000>;
298			regulator-boot-on;
299			regulator-always-on;
300		};
301
302		ldo1_reg: regulator@3 {
303			reg = <3>;
304			regulator-name = "vio,vrtc,vdds";
305			regulator-compatible = "ldo1";
306			regulator-min-microvolt = <1000000>;
307			regulator-max-microvolt = <1800000>;
308			regulator-always-on;
309		};
310
311		ldo2_reg: regulator@4 {
312			reg = <4>;
313			regulator-name = "vdd_3v3aux";
314			regulator-compatible = "ldo2";
315			regulator-min-microvolt = <900000>;
316			regulator-max-microvolt = <3300000>;
317			regulator-always-on;
318		};
319
320		ldo3_reg: regulator@5 {
321			reg = <5>;
322			regulator-name = "vdd_1v8";
323			regulator-compatible = "ldo3";
324			regulator-min-microvolt = <900000>;
325			regulator-max-microvolt = <1800000>;
326			regulator-always-on;
327		};
328
329		ldo4_reg: regulator@6 {
330			reg = <6>;
331			regulator-name = "vdd_3v3a";
332			regulator-compatible = "ldo4";
333			regulator-min-microvolt = <1800000>;
334			regulator-max-microvolt = <3300000>;
335			regulator-always-on;
336		};
337	};
338};
339
340&uart0 {
341	pinctrl-names = "default";
342	pinctrl-0 = <&uart0_pins>;
343	status = "okay";
344};
345
346&uart1 {
347	pinctrl-names = "default";
348	pinctrl-0 = <&uart1_pins>;
349	status = "okay";
350};
351
352&uart2 {
353	pinctrl-names = "default";
354	pinctrl-0 = <&uart2_pins>;
355	status = "okay";
356};
357
358&uart4 {
359	pinctrl-names = "default";
360	pinctrl-0 = <&uart4_pins>;
361	status = "okay";
362};
363
364&usb {
365	status = "okay";
366};
367
368&usb_ctrl_mod {
369	status = "okay";
370};
371
372&usb1_phy {
373	status = "okay";
374};
375
376&usb1 {
377	status = "okay";
378	dr_mode = "host";
379};
380
381&am33xx_pinmux {
382	pinctrl-names = "default";
383	pinctrl-0 = <&clkout2_pin>;
384
385	clkout2_pin: pinmux_clkout2_pin {
386		pinctrl-single,pins = <
387			/* xdma_event_intr1.clkout2 */
388			AM33XX_IOPAD(0x9b4, PIN_INPUT | MUX_MODE6)
389		>;
390	};
391
392	cpsw_default: cpsw_default {
393		pinctrl-single,pins = <
394			/* Slave 1 */
395			AM33XX_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE0)
396			AM33XX_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
397			AM33XX_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE0)
398			AM33XX_IOPAD(0x91c, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
399			AM33XX_IOPAD(0x920, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
400			AM33XX_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE0)
401			AM33XX_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE0)
402			AM33XX_IOPAD(0x92c, PIN_INPUT_PULLUP | MUX_MODE0)
403			AM33XX_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE0)
404			AM33XX_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE0)
405			AM33XX_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE0)
406			AM33XX_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE0)
407			AM33XX_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE0)
408		>;
409	};
410
411	cpsw_sleep: cpsw_sleep {
412		pinctrl-single,pins = <
413			/* Slave 1 reset value */
414			AM33XX_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE7)
415			AM33XX_IOPAD(0x914, PIN_INPUT_PULLDOWN | MUX_MODE7)
416			AM33XX_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE7)
417			AM33XX_IOPAD(0x91c, PIN_INPUT_PULLDOWN | MUX_MODE7)
418			AM33XX_IOPAD(0x920, PIN_INPUT_PULLDOWN | MUX_MODE7)
419			AM33XX_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE7)
420			AM33XX_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE7)
421			AM33XX_IOPAD(0x92c, PIN_INPUT_PULLDOWN | MUX_MODE7)
422			AM33XX_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE7)
423			AM33XX_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE7)
424			AM33XX_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE7)
425			AM33XX_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE7)
426			AM33XX_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE7)
427		>;
428	};
429
430	davinci_mdio_default: davinci_mdio_default {
431		pinctrl-single,pins = <
432			/* mdio_data.mdio_data */
433			AM33XX_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)
434			/* mdio_clk.mdio_clk */
435			AM33XX_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0)
436		>;
437	};
438
439	davinci_mdio_sleep: davinci_mdio_sleep {
440		pinctrl-single,pins = <
441			/* MDIO reset value */
442			AM33XX_IOPAD(0x948, PIN_INPUT_PULLDOWN | MUX_MODE7)
443			AM33XX_IOPAD(0x94c, PIN_INPUT_PULLDOWN | MUX_MODE7)
444		>;
445	};
446
447	ehrpwm1_pins: pinmux_ehrpwm1 {
448		pinctrl-single,pins = <
449			AM33XX_IOPAD(0x84c, PIN_OUTPUT | MUX_MODE6) /* gpmc_a3.gpio1_19 */
450		>;
451	};
452
453	emmc_pins: pinmux_emmc_pins {
454		pinctrl-single,pins = <
455			AM33XX_IOPAD(0x880, PIN_INPUT | MUX_MODE2)
456			AM33XX_IOPAD(0x884, PIN_INPUT_PULLUP | MUX_MODE2)
457			AM33XX_IOPAD(0x800, PIN_INPUT_PULLUP | MUX_MODE1)
458			AM33XX_IOPAD(0x804, PIN_INPUT_PULLUP | MUX_MODE1)
459			AM33XX_IOPAD(0x808, PIN_INPUT_PULLUP | MUX_MODE1)
460			AM33XX_IOPAD(0x80c, PIN_INPUT_PULLUP | MUX_MODE1)
461			AM33XX_IOPAD(0x810, PIN_INPUT_PULLUP | MUX_MODE1)
462			AM33XX_IOPAD(0x814, PIN_INPUT_PULLUP | MUX_MODE1)
463			AM33XX_IOPAD(0x818, PIN_INPUT_PULLUP | MUX_MODE1)
464			AM33XX_IOPAD(0x81c, PIN_INPUT_PULLUP | MUX_MODE1)
465		>;
466	};
467
468	i2c0_pins: pinmux_i2c0_pins {
469		pinctrl-single,pins = <
470			AM33XX_IOPAD(0x988, PIN_INPUT | MUX_MODE0)
471			AM33XX_IOPAD(0x98c, PIN_INPUT | MUX_MODE0)
472		>;
473	};
474
475	mmc1_pins: pinmux_mmc1_pins {
476		pinctrl-single,pins = <
477			AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE5)
478		>;
479	};
480
481	mmc3_pins: pinmux_mmc3_pins {
482		pinctrl-single,pins = <
483			AM33XX_IOPAD(0x830, PIN_INPUT | MUX_MODE3)
484			AM33XX_IOPAD(0x834, PIN_INPUT | MUX_MODE3)
485			AM33XX_IOPAD(0x838, PIN_INPUT | MUX_MODE3)
486			AM33XX_IOPAD(0x83c, PIN_INPUT | MUX_MODE3)
487			AM33XX_IOPAD(0x888, PIN_INPUT | MUX_MODE3)
488			AM33XX_IOPAD(0x88c, PIN_INPUT | MUX_MODE3)
489		>;
490	};
491
492	uart0_pins: pinmux_uart0_pins {
493		pinctrl-single,pins = <
494			AM33XX_IOPAD(0x968, PIN_INPUT_PULLDOWN | MUX_MODE0)
495			AM33XX_IOPAD(0x96c, PIN_OUTPUT | MUX_MODE0)
496			AM33XX_IOPAD(0x970, PIN_INPUT_PULLDOWN | MUX_MODE0)
497			AM33XX_IOPAD(0x974, PIN_OUTPUT | MUX_MODE0)
498		>;
499	};
500
501	uart1_pins: pinmux_uart1 {
502		pinctrl-single,pins = <
503			AM33XX_IOPAD(0x978, PIN_INPUT_PULLDOWN | MUX_MODE0)
504			AM33XX_IOPAD(0x97C, PIN_OUTPUT | MUX_MODE0)
505			AM33XX_IOPAD(0x980, PIN_INPUT | MUX_MODE0)
506			AM33XX_IOPAD(0x984, PIN_OUTPUT | MUX_MODE0)
507		>;
508	};
509
510	uart2_pins: pinmux_uart2_pins {
511		pinctrl-single,pins = <
512			AM33XX_IOPAD(0x950, PIN_INPUT | MUX_MODE1)
513			AM33XX_IOPAD(0x954, PIN_OUTPUT | MUX_MODE1)
514		>;
515	};
516
517	uart4_pins: pinmux_uart4_pins {
518		pinctrl-single,pins = <
519			AM33XX_IOPAD(0x870, PIN_INPUT_PULLUP | MUX_MODE6)
520			AM33XX_IOPAD(0x874, PIN_OUTPUT_PULLUP | MUX_MODE6)
521		>;
522	};
523
524	user_leds_s0: user_leds_s0 {
525		pinctrl-single,pins = <
526			AM33XX_IOPAD(0x820, PIN_OUTPUT | MUX_MODE7)
527			AM33XX_IOPAD(0x824, PIN_OUTPUT | MUX_MODE7)
528			AM33XX_IOPAD(0x828, PIN_OUTPUT | MUX_MODE7)
529			AM33XX_IOPAD(0x82c, PIN_OUTPUT | MUX_MODE7)
530			AM33XX_IOPAD(0x840, PIN_OUTPUT | MUX_MODE7)
531			AM33XX_IOPAD(0x844, PIN_OUTPUT | MUX_MODE7)
532			AM33XX_IOPAD(0x848, PIN_OUTPUT | MUX_MODE7)
533			AM33XX_IOPAD(0x850, PIN_OUTPUT_PULLDOWN | MUX_MODE7)
534			AM33XX_IOPAD(0x854, PIN_OUTPUT | MUX_MODE7)
535			AM33XX_IOPAD(0x858, PIN_OUTPUT | MUX_MODE7)
536			AM33XX_IOPAD(0x85c, PIN_OUTPUT_PULLUP | MUX_MODE7)
537			AM33XX_IOPAD(0x860, PIN_INPUT | MUX_MODE7)
538			AM33XX_IOPAD(0x864, PIN_INPUT | MUX_MODE7)
539			AM33XX_IOPAD(0x868, PIN_INPUT | MUX_MODE7)
540			AM33XX_IOPAD(0x86c, PIN_INPUT | MUX_MODE7)
541			AM33XX_IOPAD(0x878, PIN_OUTPUT_PULLUP | MUX_MODE7)
542			AM33XX_IOPAD(0x87c, PIN_INPUT | MUX_MODE7)
543			AM33XX_IOPAD(0x890, PIN_OUTPUT | MUX_MODE7)
544			AM33XX_IOPAD(0x894, PIN_INPUT | MUX_MODE7)
545			AM33XX_IOPAD(0x898, PIN_OUTPUT | MUX_MODE7)
546			AM33XX_IOPAD(0x89c, PIN_OUTPUT | MUX_MODE7)
547			AM33XX_IOPAD(0x8a0, PIN_OUTPUT | MUX_MODE7)
548			AM33XX_IOPAD(0x8a4, PIN_OUTPUT | MUX_MODE7)
549			AM33XX_IOPAD(0x8a8, PIN_OUTPUT | MUX_MODE7)
550			AM33XX_IOPAD(0x8ac, PIN_OUTPUT | MUX_MODE7)
551			AM33XX_IOPAD(0x8b0, PIN_OUTPUT | MUX_MODE7)
552			AM33XX_IOPAD(0x8b4, PIN_OUTPUT | MUX_MODE7)
553			AM33XX_IOPAD(0x8b8, PIN_OUTPUT | MUX_MODE7)
554			AM33XX_IOPAD(0x8bc, PIN_OUTPUT | MUX_MODE7)
555			AM33XX_IOPAD(0x8c0, PIN_OUTPUT | MUX_MODE7)
556			AM33XX_IOPAD(0x8c4, PIN_OUTPUT | MUX_MODE7)
557			AM33XX_IOPAD(0x8c8, PIN_OUTPUT | MUX_MODE7)
558			AM33XX_IOPAD(0x8cc, PIN_OUTPUT | MUX_MODE7)
559			AM33XX_IOPAD(0x8d0, PIN_OUTPUT | MUX_MODE7)
560			AM33XX_IOPAD(0x8d4, PIN_OUTPUT | MUX_MODE7)
561			AM33XX_IOPAD(0x8d8, PIN_OUTPUT | MUX_MODE7)
562			AM33XX_IOPAD(0x8dc, PIN_OUTPUT | MUX_MODE7)
563			AM33XX_IOPAD(0x8e0, PIN_OUTPUT | MUX_MODE7)
564			AM33XX_IOPAD(0x8e4, PIN_OUTPUT | MUX_MODE7)
565			AM33XX_IOPAD(0x8e8, PIN_OUTPUT | MUX_MODE7)
566			AM33XX_IOPAD(0x8ec, PIN_OUTPUT | MUX_MODE7)
567			AM33XX_IOPAD(0x944, PIN_INPUT_PULLDOWN | MUX_MODE7)
568			AM33XX_IOPAD(0x958, PIN_OUTPUT | MUX_MODE7)
569			AM33XX_IOPAD(0x95c, PIN_OUTPUT | MUX_MODE7)
570			AM33XX_IOPAD(0x964, PIN_OUTPUT_PULLUP | MUX_MODE7)
571			AM33XX_IOPAD(0x9a0, PIN_OUTPUT_PULLDOWN | MUX_MODE7)
572			AM33XX_IOPAD(0x9a4, PIN_OUTPUT_PULLDOWN | MUX_MODE7)
573			AM33XX_IOPAD(0x9a8, PIN_INPUT_PULLDOWN | MUX_MODE7)
574			AM33XX_IOPAD(0x9ac, PIN_INPUT_PULLUP | MUX_MODE7)
575		>;
576	};
577};
578