1/*
2 * Google Spring board device tree source
3 *
4 * Copyright (c) 2013 Google, Inc
5 * Copyright (c) 2014 SUSE LINUX Products GmbH
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 */
11
12/dts-v1/;
13#include <dt-bindings/gpio/gpio.h>
14#include <dt-bindings/interrupt-controller/irq.h>
15#include <dt-bindings/input/input.h>
16#include "exynos5250.dtsi"
17
18/ {
19	model = "Google Spring";
20	compatible = "google,spring", "samsung,exynos5250", "samsung,exynos5";
21
22	memory {
23		reg = <0x40000000 0x80000000>;
24	};
25
26	chosen {
27		bootargs = "console=tty1";
28		stdout-path = "serial3:115200n8";
29	};
30
31	gpio-keys {
32		compatible = "gpio-keys";
33		pinctrl-names = "default";
34		pinctrl-0 = <&power_key_irq>, <&lid_irq>;
35
36		power {
37			label = "Power";
38			gpios = <&gpx1 3 GPIO_ACTIVE_LOW>;
39			linux,code = <KEY_POWER>;
40			gpio-key,wakeup;
41		};
42
43		lid-switch {
44			label = "Lid";
45			gpios = <&gpx3 5 GPIO_ACTIVE_LOW>;
46			linux,input-type = <5>; /* EV_SW */
47			linux,code = <0>; /* SW_LID */
48			debounce-interval = <1>;
49			gpio-key,wakeup;
50		};
51	};
52
53	usb-hub {
54		compatible = "smsc,usb3503a";
55		reset-gpios = <&gpe1 0 GPIO_ACTIVE_LOW>;
56		pinctrl-names = "default";
57		pinctrl-0 = <&hsic_reset>;
58	};
59
60	fixed-rate-clocks {
61		xxti {
62			compatible = "samsung,clock-xxti";
63			clock-frequency = <24000000>;
64		};
65	};
66};
67
68&cpu0 {
69	cpu0-supply = <&buck2_reg>;
70};
71
72&dp {
73	status = "okay";
74	pinctrl-names = "default";
75	pinctrl-0 = <&dp_hpd_gpio>;
76	samsung,color-space = <0>;
77	samsung,dynamic-range = <0>;
78	samsung,ycbcr-coeff = <0>;
79	samsung,color-depth = <1>;
80	samsung,link-rate = <0x0a>;
81	samsung,lane-count = <1>;
82	samsung,hpd-gpio = <&gpc3 0 GPIO_ACTIVE_HIGH>;
83};
84
85&ehci {
86	samsung,vbus-gpio = <&gpx1 1 GPIO_ACTIVE_HIGH>;
87};
88
89&fimd {
90	status = "okay";
91	samsung,invert-vclk;
92};
93
94&hdmi {
95	hpd-gpio = <&gpx3 7 GPIO_ACTIVE_HIGH>;
96	pinctrl-names = "default";
97	pinctrl-0 = <&hdmi_hpd_irq>;
98	phy = <&hdmiphy>;
99	ddc = <&i2c_2>;
100	hdmi-en-supply = <&ldo8_reg>;
101	vdd-supply = <&ldo8_reg>;
102	vdd_osc-supply = <&ldo10_reg>;
103	vdd_pll-supply = <&ldo8_reg>;
104};
105
106&i2c_0 {
107	status = "okay";
108	samsung,i2c-sda-delay = <100>;
109	samsung,i2c-max-bus-freq = <378000>;
110
111	s5m8767-pmic@66 {
112		compatible = "samsung,s5m8767-pmic";
113		reg = <0x66>;
114		interrupt-parent = <&gpx3>;
115		interrupts = <2 IRQ_TYPE_NONE>;
116		pinctrl-names = "default";
117		pinctrl-0 = <&s5m8767_irq &s5m8767_dvs &s5m8767_ds>;
118		wakeup-source;
119
120		s5m8767,pmic-buck-dvs-gpios = <&gpd1 0 GPIO_ACTIVE_LOW>, /* DVS1 */
121		                              <&gpd1 1 GPIO_ACTIVE_LOW>, /* DVS2 */
122		                              <&gpd1 2 GPIO_ACTIVE_LOW>; /* DVS3 */
123
124		s5m8767,pmic-buck-ds-gpios = <&gpx2 3 GPIO_ACTIVE_LOW>, /* SET1 */
125		                             <&gpx2 4 GPIO_ACTIVE_LOW>, /* SET2 */
126		                             <&gpx2 5 GPIO_ACTIVE_LOW>; /* SET3 */
127
128		/*
129		 * The following arrays of DVS voltages are not used, since we are
130		 * not using GPIOs to control PMIC bucks, but they must be defined
131		 * to please the driver.
132		 */
133		s5m8767,pmic-buck2-dvs-voltage = <1350000>, <1300000>,
134		                                 <1250000>, <1200000>,
135		                                 <1150000>, <1100000>,
136		                                 <1000000>, <950000>;
137
138		s5m8767,pmic-buck3-dvs-voltage = <1100000>, <1100000>,
139		                                 <1100000>, <1100000>,
140		                                 <1000000>, <1000000>,
141		                                 <1000000>, <1000000>;
142
143		s5m8767,pmic-buck4-dvs-voltage = <1200000>, <1200000>,
144		                                 <1200000>, <1200000>,
145		                                 <1200000>, <1200000>,
146		                                 <1200000>, <1200000>;
147
148		clocks {
149			compatible = "samsung,s5m8767-clk";
150			#clock-cells = <1>;
151			clock-output-names = "en32khz_ap",
152			                     "en32khz_cp",
153			                     "en32khz_bt";
154		};
155
156		regulators {
157			ldo4_reg: LDO4 {
158				regulator-name = "P1.0V_LDO_OUT4";
159				regulator-min-microvolt = <1000000>;
160				regulator-max-microvolt = <1000000>;
161				regulator-always-on;
162				op_mode = <0>;
163			};
164
165			ldo5_reg: LDO5 {
166				regulator-name = "P1.0V_LDO_OUT5";
167				regulator-min-microvolt = <1000000>;
168				regulator-max-microvolt = <1000000>;
169				regulator-always-on;
170				op_mode = <0>;
171			};
172
173			ldo6_reg: LDO6 {
174				regulator-name = "vdd_mydp";
175				regulator-min-microvolt = <1000000>;
176				regulator-max-microvolt = <1000000>;
177				regulator-always-on;
178				op_mode = <3>;
179			};
180
181			ldo7_reg: LDO7 {
182				regulator-name = "P1.1V_LDO_OUT7";
183				regulator-min-microvolt = <1100000>;
184				regulator-max-microvolt = <1100000>;
185				regulator-always-on;
186				op_mode = <3>;
187			};
188
189			ldo8_reg: LDO8 {
190				regulator-name = "P1.0V_LDO_OUT8";
191				regulator-min-microvolt = <1000000>;
192				regulator-max-microvolt = <1000000>;
193				regulator-always-on;
194				op_mode = <3>;
195			};
196
197			ldo10_reg: LDO10 {
198				regulator-name = "P1.8V_LDO_OUT10";
199				regulator-min-microvolt = <1800000>;
200				regulator-max-microvolt = <1800000>;
201				regulator-always-on;
202				op_mode = <3>;
203			};
204
205			ldo11_reg: LDO11 {
206				regulator-name = "P1.8V_LDO_OUT11";
207				regulator-min-microvolt = <1800000>;
208				regulator-max-microvolt = <1800000>;
209				regulator-always-on;
210				op_mode = <0>;
211			};
212
213			ldo12_reg: LDO12 {
214				regulator-name = "P3.0V_LDO_OUT12";
215				regulator-min-microvolt = <3000000>;
216				regulator-max-microvolt = <3000000>;
217				regulator-always-on;
218				op_mode = <3>;
219			};
220
221			ldo13_reg: LDO13 {
222				regulator-name = "P1.8V_LDO_OUT13";
223				regulator-min-microvolt = <1800000>;
224				regulator-max-microvolt = <1800000>;
225				regulator-always-on;
226				op_mode = <0>;
227			};
228
229			ldo14_reg: LDO14 {
230				regulator-name = "P1.8V_LDO_OUT14";
231				regulator-min-microvolt = <1800000>;
232				regulator-max-microvolt = <1800000>;
233				regulator-always-on;
234				op_mode = <3>;
235			};
236
237			ldo15_reg: LDO15 {
238				regulator-name = "P1.0V_LDO_OUT15";
239				regulator-min-microvolt = <1000000>;
240				regulator-max-microvolt = <1000000>;
241				regulator-always-on;
242				op_mode = <3>;
243			};
244
245			ldo16_reg: LDO16 {
246				regulator-name = "P1.8V_LDO_OUT16";
247				regulator-min-microvolt = <1800000>;
248				regulator-max-microvolt = <1800000>;
249				regulator-always-on;
250				op_mode = <3>;
251			};
252
253			ldo17_reg: LDO17 {
254				regulator-name = "P2.8V_LDO_OUT17";
255				regulator-min-microvolt = <2800000>;
256				regulator-max-microvolt = <2800000>;
257				regulator-always-on;
258				op_mode = <0>;
259			};
260
261			ldo25_reg: LDO25 {
262				regulator-name = "vdd_bridge";
263				regulator-min-microvolt = <1200000>;
264				regulator-max-microvolt = <1200000>;
265				regulator-always-on;
266				op_mode = <1>;
267			};
268
269			buck1_reg: BUCK1 {
270				regulator-name = "vdd_mif";
271				regulator-min-microvolt = <950000>;
272				regulator-max-microvolt = <1300000>;
273				regulator-always-on;
274				regulator-boot-on;
275				op_mode = <3>;
276			};
277
278			buck2_reg: BUCK2 {
279				regulator-name = "vdd_arm";
280				regulator-min-microvolt = <850000>;
281				regulator-max-microvolt = <1350000>;
282				regulator-always-on;
283				regulator-boot-on;
284				op_mode = <3>;
285			};
286
287			buck3_reg: BUCK3 {
288				regulator-name = "vdd_int";
289				regulator-min-microvolt = <900000>;
290				regulator-max-microvolt = <1200000>;
291				regulator-always-on;
292				regulator-boot-on;
293				op_mode = <3>;
294			};
295
296			buck4_reg: BUCK4 {
297				regulator-name = "vdd_g3d";
298				regulator-min-microvolt = <850000>;
299				regulator-max-microvolt = <1300000>;
300				regulator-boot-on;
301				op_mode = <3>;
302			};
303
304			buck5_reg: BUCK5 {
305				regulator-name = "P1.8V_BUCK_OUT5";
306				regulator-min-microvolt = <1800000>;
307				regulator-max-microvolt = <1800000>;
308				regulator-always-on;
309				regulator-boot-on;
310				op_mode = <1>;
311			};
312
313			buck6_reg: BUCK6 {
314				regulator-name = "P1.2V_BUCK_OUT6";
315				regulator-min-microvolt = <1200000>;
316				regulator-max-microvolt = <1200000>;
317				regulator-always-on;
318				regulator-boot-on;
319				op_mode = <0>;
320			};
321
322			buck9_reg: BUCK9 {
323				regulator-name = "vdd_ummc";
324				regulator-min-microvolt = <950000>;
325				regulator-max-microvolt = <3000000>;
326				regulator-always-on;
327				regulator-boot-on;
328				op_mode = <3>;
329			};
330		};
331	};
332};
333
334&i2c_1 {
335	status = "okay";
336	samsung,i2c-sda-delay = <100>;
337	samsung,i2c-max-bus-freq = <378000>;
338
339	trackpad@4b {
340		compatible = "atmel,maxtouch";
341		reg = <0x4b>;
342		interrupt-parent = <&gpx1>;
343		interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
344		pinctrl-names = "default";
345		pinctrl-0 = <&trackpad_irq>;
346		linux,gpio-keymap = <KEY_RESERVED
347				     KEY_RESERVED
348				     KEY_RESERVED
349				     KEY_RESERVED
350				     KEY_RESERVED
351				     BTN_LEFT>;
352		wakeup-source;
353	};
354};
355
356/*
357 * Disabled pullups since external part has its own pullups and
358 * double-pulling gets us out of spec in some cases.
359 */
360&i2c2_bus {
361	samsung,pin-pud = <0>;
362};
363
364&i2c_2 {
365	status = "okay";
366	samsung,i2c-sda-delay = <100>;
367	samsung,i2c-max-bus-freq = <66000>;
368
369	hdmiddc@50 {
370		compatible = "samsung,exynos4210-hdmiddc";
371		reg = <0x50>;
372	};
373};
374
375&i2c_3 {
376	status = "okay";
377	samsung,i2c-sda-delay = <100>;
378	samsung,i2c-max-bus-freq = <66000>;
379};
380
381&i2c_4 {
382	status = "okay";
383	samsung,i2c-sda-delay = <100>;
384	samsung,i2c-max-bus-freq = <66000>;
385
386	cros_ec: embedded-controller {
387		compatible = "google,cros-ec-i2c";
388		reg = <0x1e>;
389		interrupts = <6 IRQ_TYPE_NONE>;
390		interrupt-parent = <&gpx1>;
391		wakeup-source;
392		pinctrl-names = "default";
393		pinctrl-0 = <&ec_irq>;
394	};
395};
396
397&i2c_5 {
398	status = "okay";
399	samsung,i2c-sda-delay = <100>;
400	samsung,i2c-max-bus-freq = <66000>;
401};
402
403&i2c_7 {
404	status = "okay";
405	samsung,i2c-sda-delay = <100>;
406	samsung,i2c-max-bus-freq = <66000>;
407
408	temperature-sensor@4c {
409		compatible = "gmt,g781";
410		reg = <0x4c>;
411	};
412};
413
414&i2c_8 {
415	status = "okay";
416	samsung,i2c-sda-delay = <100>;
417	samsung,i2c-max-bus-freq = <378000>;
418
419	hdmiphy: hdmiphy@38 {
420		compatible = "samsung,exynos4212-hdmiphy";
421		reg = <0x38>;
422	};
423};
424
425&i2s0 {
426	status = "okay";
427};
428
429&mfc {
430	samsung,mfc-r = <0x43000000 0x800000>;
431	samsung,mfc-l = <0x51000000 0x800000>;
432};
433
434&mmc_0 {
435	status = "okay";
436	num-slots = <1>;
437	broken-cd;
438	card-detect-delay = <200>;
439	samsung,dw-mshc-ciu-div = <3>;
440	samsung,dw-mshc-sdr-timing = <2 3>;
441	samsung,dw-mshc-ddr-timing = <1 2>;
442	pinctrl-names = "default";
443	pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_cd &sd0_bus4 &sd0_bus8>;
444	bus-width = <8>;
445	cap-mmc-highspeed;
446};
447
448/*
449 * On Spring we've got SIP WiFi and so can keep drive strengths low to
450 * reduce EMI.
451 */
452&mmc_1 {
453	status = "okay";
454	num-slots = <1>;
455	broken-cd;
456	card-detect-delay = <200>;
457	samsung,dw-mshc-ciu-div = <3>;
458	samsung,dw-mshc-sdr-timing = <2 3>;
459	samsung,dw-mshc-ddr-timing = <1 2>;
460	pinctrl-names = "default";
461	pinctrl-0 = <&sd1_clk &sd1_cmd &sd1_cd &sd1_bus4>;
462	bus-width = <4>;
463	cap-sd-highspeed;
464};
465
466&pinctrl_0 {
467	s5m8767_dvs: s5m8767-dvs {
468		samsung,pins = "gpd1-0", "gpd1-1", "gpd1-2";
469		samsung,pin-function = <0>;
470		samsung,pin-pud = <1>;
471		samsung,pin-drv = <0>;
472	};
473
474	dp_hpd_gpio: dp-hpd-gpio {
475		samsung,pins = "gpc3-0";
476		samsung,pin-function = <0>;
477		samsung,pin-pud = <3>;
478		samsung,pin-drv = <0>;
479	};
480
481	trackpad_irq: trackpad-irq {
482		samsung,pins = "gpx1-2";
483		samsung,pin-function = <0xf>;
484		samsung,pin-pud = <0>;
485		samsung,pin-drv = <0>;
486	};
487
488	power_key_irq: power-key-irq {
489		samsung,pins = "gpx1-3";
490		samsung,pin-function = <0xf>;
491		samsung,pin-pud = <0>;
492		samsung,pin-drv = <0>;
493	};
494
495	ec_irq: ec-irq {
496		samsung,pins = "gpx1-6";
497		samsung,pin-function = <0>;
498		samsung,pin-pud = <0>;
499		samsung,pin-drv = <0>;
500	};
501
502	s5m8767_ds: s5m8767-ds {
503		samsung,pins = "gpx2-3", "gpx2-4", "gpx2-5";
504		samsung,pin-function = <0>;
505		samsung,pin-pud = <1>;
506		samsung,pin-drv = <0>;
507	};
508
509	s5m8767_irq: s5m8767-irq {
510		samsung,pins = "gpx3-2";
511		samsung,pin-function = <0>;
512		samsung,pin-pud = <0>;
513		samsung,pin-drv = <0>;
514	};
515
516	lid_irq: lid-irq {
517		samsung,pins = "gpx3-5";
518		samsung,pin-function = <0xf>;
519		samsung,pin-pud = <0>;
520		samsung,pin-drv = <0>;
521	};
522
523	hdmi_hpd_irq: hdmi-hpd-irq {
524		samsung,pins = "gpx3-7";
525		samsung,pin-function = <0>;
526		samsung,pin-pud = <1>;
527		samsung,pin-drv = <0>;
528	};
529};
530
531&pinctrl_1 {
532	hsic_reset: hsic-reset {
533		samsung,pins = "gpe1-0";
534		samsung,pin-function = <1>;
535		samsung,pin-pud = <0>;
536		samsung,pin-drv = <0>;
537	};
538};
539
540&sd1_bus4 {
541	samsung,pin-drv = <0>;
542};
543
544&sd1_cd {
545	samsung,pin-drv = <0>;
546};
547
548&sd1_clk {
549	samsung,pin-drv = <0>;
550};
551
552&sd1_cmd {
553	samsung,pin-pud = <3>;
554	samsung,pin-drv = <0>;
555};
556
557&spi_1 {
558	status = "okay";
559	samsung,spi-src-clk = <0>;
560	num-cs = <1>;
561};
562
563#include "cros-ec-keyboard.dtsi"
564