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