1/*
2 * SAMSUNG Snow board device tree source
3 *
4 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
5 *		http://www.samsung.com
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 Snow";
20	compatible = "google,snow", "samsung,exynos5250", "samsung,exynos5";
21
22	aliases {
23		i2c0 = "/i2c@12C60000";
24		i2c1 = "/i2c@12C70000";
25		i2c2 = "/i2c@12C80000";
26		i2c3 = "/i2c@12C90000";
27		i2c4 = "/i2c@12CA0000";
28		i2c104 = &i2c_104;
29		i2c5 = "/i2c@12CB0000";
30		i2c6 = "/i2c@12CC0000";
31		i2c7 = "/i2c@12CD0000";
32		spi0 = "/spi@12d20000";
33		spi1 = "/spi@12d30000";
34		spi2 = "/spi@12d40000";
35		spi3 = "/spi@131a0000";
36		spi4 = "/spi@131b0000";
37		mmc0 = "/mmc@12200000";
38		mmc1 = "/mmc@12210000";
39		mmc2 = "/mmc@12220000";
40		mmc3 = "/mmc@12230000";
41		serial0 = "/serial@12C30000";
42		console = "/serial@12C30000";
43		i2s = "/sound@3830000";
44	};
45
46        memory {
47		reg = <0x40000000 0x80000000>;
48	};
49
50	chosen {
51		bootargs = "console=tty1";
52		stdout-path = "serial3:115200n8";
53	};
54
55	iram {
56		reg = <0x02020000 0x60000>;
57	};
58
59	config {
60		samsung,bl1-offset = <0x1400>;
61		samsung,bl2-offset = <0x3400>;
62		u-boot-memory = "/memory";
63		u-boot-offset = <0x3e00000 0x100000>;
64	};
65
66	flash {
67		reg = <0 0x100000>;
68		#address-cells = <1>;
69		#size-cells = <1>;
70		pre-boot {
71			label = "bl1 pre-boot";
72			reg = <0 0x2000>;
73			read-only;
74			filename = "e5250.nbl1.bin";
75			type = "blob exynos-bl1";
76			required;
77		};
78
79		spl {
80			label = "bl2 spl";
81			reg = <0x2000 0x4000>;
82			read-only;
83			filename = "bl2.bin";
84			type = "blob exynos-bl2 boot,dtb";
85			payload = "/flash/ro-boot";
86			required;
87		};
88
89		ro-boot {
90			label = "u-boot";
91			reg = <0x6000 0x9a000>;
92			read-only;
93			type = "blob boot,dtb";
94			required;
95		};
96	};
97
98	i2c-arbitrator {
99		compatible = "i2c-arb-gpio-challenge";
100		#address-cells = <1>;
101		#size-cells = <0>;
102
103		i2c-parent = <&{/i2c@12CA0000}>;
104
105		our-claim-gpio = <&gpf0 3 GPIO_ACTIVE_LOW>;
106		their-claim-gpios = <&gpe0 4 GPIO_ACTIVE_LOW>;
107		slew-delay-us = <10>;
108		wait-retry-us = <3000>;
109		wait-free-us = <50000>;
110
111		/* Use ID 104 as a hint that we're on physical bus 4 */
112		i2c_104: i2c@0 {
113			reg = <0>;
114			#address-cells = <1>;
115			#size-cells = <0>;
116
117			battery: sbs-battery@b {
118				compatible = "sbs,sbs-battery";
119				reg = <0xb>;
120				sbs,poll-retry-count = <1>;
121			};
122
123			cros_ec: embedded-controller {
124				compatible = "google,cros-ec-i2c";
125				reg = <0x1e>;
126				interrupts = <6 IRQ_TYPE_NONE>;
127				interrupt-parent = <&gpx1>;
128				wakeup-source;
129				i2c-max-frequency = <100000>;
130				u-boot,i2c-offset-len = <0>;
131				ec-interrupt = <&gpx1 6 GPIO_ACTIVE_LOW>;
132			};
133
134			power-regulator {
135				compatible = "ti,tps65090";
136				reg = <0x48>;
137
138				regulators {
139					dcdc1 {
140						ti,enable-ext-control;
141					};
142					dcdc2 {
143						ti,enable-ext-control;
144					};
145					dcdc3 {
146						ti,enable-ext-control;
147					};
148					fet1: fet1 {
149						regulator-name = "vcd_led";
150						ti,overcurrent-wait = <3>;
151					};
152					tps65090_fet2: fet2 {
153						regulator-name = "video_mid";
154						regulator-always-on;
155						ti,overcurrent-wait = <3>;
156					};
157					fet3 {
158						regulator-name = "wwan_r";
159						regulator-always-on;
160						ti,overcurrent-wait = <3>;
161					};
162					fet4 {
163						regulator-name = "sdcard";
164						ti,overcurrent-wait = <3>;
165					};
166					fet5 {
167						regulator-name = "camout";
168						regulator-always-on;
169						ti,overcurrent-wait = <3>;
170					};
171					fet6: fet6 {
172						regulator-name = "lcd_vdd";
173						ti,overcurrent-wait = <3>;
174					};
175					tps65090_fet7: fet7 {
176						regulator-name = "video_mid_1a";
177						regulator-always-on;
178						ti,overcurrent-wait = <3>;
179					};
180					ldo1 {
181					};
182					ldo2 {
183					};
184				};
185
186				charger {
187					compatible = "ti,tps65090-charger";
188				};
189			};
190		};
191	};
192
193	i2c@12CD0000 {
194		ptn3460: lvds-bridge@20 {
195			compatible = "nxp,ptn3460";
196			reg = <0x20>;
197			sleep-gpios = <&gpy2 5 GPIO_ACTIVE_LOW>;
198			reset-gpios = <&gpx1 5 GPIO_ACTIVE_LOW>;
199			hotplug-gpios = <&gpx0 7 GPIO_ACTIVE_HIGH>;
200			edid-emulation = <5>;
201		};
202
203		soundcodec@22 {
204			reg = <0x22>;
205			compatible = "maxim,max98095-codec";
206		};
207	};
208
209	i2c@12C90000 {
210		clock-frequency = <100000>;
211		tpm@20 {
212			reg = <0x20>;
213			u-boot,i2c-offset-len = <0>;
214			compatible = "infineon,slb9635tt";
215		};
216	};
217
218	spi@12d30000 {
219		spi-max-frequency = <50000000>;
220		firmware_storage_spi: flash@0 {
221			compatible = "spi-flash";
222			reg = <0>;
223		};
224	};
225
226	spi@131b0000 {
227		spi-max-frequency = <1000000>;
228		spi-deactivate-delay = <100>;
229
230		/* Snow did support SPI but the released version used I2C */
231		embedded-controller {
232			compatible = "google,cros-ec-i2c";
233			reg = <0x1e>;
234			spi-max-frequency = <5000000>;
235			ec-interrupt = <&gpx1 6 GPIO_ACTIVE_LOW>;
236			optimise-flash-write;
237			status = "disabled";
238		};
239	};
240
241	sound@3830000 {
242		samsung,codec-type = "max98095";
243		codec-enable-gpio = <&gpx1 7 GPIO_ACTIVE_HIGH>;
244	};
245
246	sound@12d60000 {
247		status = "disabled";
248	};
249
250	i2c@12C60000 {
251		max77686@09 {
252			reg = <0x9>;
253			compatible = "maxim,max77686";
254		};
255	};
256
257	mmc@12200000 {
258		samsung,bus-width = <8>;
259		samsung,timing = <1 3 3>;
260		samsung,removable = <0>;
261	};
262
263	mmc@12210000 {
264		status = "disabled";
265	};
266
267	mmc@12220000 {
268		samsung,bus-width = <4>;
269		samsung,timing = <1 2 3>;
270		samsung,removable = <1>;
271	};
272
273	mmc@12230000 {
274		status = "disabled";
275	};
276
277	ehci@12110000 {
278		samsung,vbus-gpio = <&gpx1 1 GPIO_ACTIVE_HIGH>;
279		status = "okay";
280	};
281
282	xhci@12000000 {
283		samsung,vbus-gpio = <&gpx2 7 GPIO_ACTIVE_HIGH>;
284	};
285
286	tmu@10060000 {
287		samsung,min-temp	= <25>;
288		samsung,max-temp	= <125>;
289		samsung,start-warning	= <95>;
290		samsung,start-tripping	= <105>;
291		samsung,hw-tripping	= <110>;
292		samsung,efuse-min-value	= <40>;
293		samsung,efuse-value	= <55>;
294		samsung,efuse-max-value	= <100>;
295		samsung,slope		= <274761730>;
296		samsung,dc-value	= <25>;
297	};
298
299	fimd@14400000 {
300		samsung,vl-freq = <60>;
301		samsung,vl-col = <1366>;
302		samsung,vl-row = <768>;
303		samsung,vl-width = <1366>;
304		samsung,vl-height = <768>;
305
306		samsung,vl-clkp;
307		samsung,vl-dp;
308		samsung,vl-hsp;
309		samsung,vl-vsp;
310
311		samsung,vl-bpix = <4>;
312
313		samsung,vl-hspw = <32>;
314		samsung,vl-hbpd = <80>;
315		samsung,vl-hfpd = <48>;
316		samsung,vl-vspw = <5>;
317		samsung,vl-vbpd = <14>;
318		samsung,vl-vfpd = <3>;
319		samsung,vl-cmd-allow-len = <0xf>;
320
321		samsung,winid = <0>;
322		samsung,interface-mode = <1>;
323		samsung,dp-enabled = <1>;
324		samsung,dual-lcd-enabled = <0>;
325	};
326
327	dp@145b0000 {
328		samsung,lt-status = <0>;
329
330		samsung,master-mode = <0>;
331		samsung,bist-mode = <0>;
332		samsung,bist-pattern = <0>;
333		samsung,h-sync-polarity = <0>;
334		samsung,v-sync-polarity = <0>;
335		samsung,interlaced = <0>;
336		samsung,color-space = <0>;
337		samsung,dynamic-range = <0>;
338		samsung,ycbcr-coeff = <0>;
339		samsung,color-depth = <1>;
340	};
341
342};
343
344&i2c_0 {
345	status = "okay";
346	samsung,i2c-sda-delay = <100>;
347	samsung,i2c-max-bus-freq = <378000>;
348
349	max77686: max77686@09 {
350		compatible = "maxim,max77686";
351		interrupt-parent = <&gpx3>;
352		interrupts = <2 IRQ_TYPE_NONE>;
353		wakeup-source;
354		reg = <0x09>;
355		#clock-cells = <1>;
356
357		voltage-regulators {
358			ldo1_reg: LDO1 {
359				regulator-name = "P1.0V_LDO_OUT1";
360				regulator-min-microvolt = <1000000>;
361				regulator-max-microvolt = <1000000>;
362				regulator-always-on;
363			};
364
365			ldo2_reg: LDO2 {
366				regulator-name = "P1.8V_LDO_OUT2";
367				regulator-min-microvolt = <1800000>;
368				regulator-max-microvolt = <1800000>;
369				regulator-always-on;
370			};
371
372			ldo3_reg: LDO3 {
373				regulator-name = "P1.8V_LDO_OUT3";
374				regulator-min-microvolt = <1800000>;
375				regulator-max-microvolt = <1800000>;
376				regulator-always-on;
377			};
378
379			ldo7_reg: LDO7 {
380				regulator-name = "P1.1V_LDO_OUT7";
381				regulator-min-microvolt = <1100000>;
382				regulator-max-microvolt = <1100000>;
383				regulator-always-on;
384			};
385
386			ldo8_reg: LDO8 {
387				regulator-name = "P1.0V_LDO_OUT8";
388				regulator-min-microvolt = <1000000>;
389				regulator-max-microvolt = <1000000>;
390				regulator-always-on;
391			};
392
393			ldo10_reg: LDO10 {
394				regulator-name = "P1.8V_LDO_OUT10";
395				regulator-min-microvolt = <1800000>;
396				regulator-max-microvolt = <1800000>;
397				regulator-always-on;
398			};
399
400			ldo12_reg: LDO12 {
401				regulator-name = "P3.0V_LDO_OUT12";
402				regulator-min-microvolt = <3000000>;
403				regulator-max-microvolt = <3000000>;
404				regulator-always-on;
405			};
406
407			ldo14_reg: LDO14 {
408				regulator-name = "P1.8V_LDO_OUT14";
409				regulator-min-microvolt = <1800000>;
410				regulator-max-microvolt = <1800000>;
411				regulator-always-on;
412			};
413
414			ldo15_reg: LDO15 {
415				regulator-name = "P1.0V_LDO_OUT15";
416				regulator-min-microvolt = <1000000>;
417				regulator-max-microvolt = <1000000>;
418				regulator-always-on;
419			};
420
421			ldo16_reg: LDO16 {
422				regulator-name = "P1.8V_LDO_OUT16";
423				regulator-min-microvolt = <1800000>;
424				regulator-max-microvolt = <1800000>;
425				regulator-always-on;
426			};
427
428			ldo17_reg: LDO17 {
429				regulator-name = "vdd_mydp";
430				regulator-min-microvolt = <1200000>;
431				regulator-max-microvolt = <1200000>;
432			};
433
434			buck1_reg: BUCK1 {
435				regulator-name = "vdd_mif";
436				regulator-min-microvolt = <950000>;
437				regulator-max-microvolt = <1300000>;
438				regulator-always-on;
439				regulator-boot-on;
440			};
441
442			buck2_reg: BUCK2 {
443				regulator-name = "vdd_arm";
444				regulator-min-microvolt = <850000>;
445				regulator-max-microvolt = <1350000>;
446				regulator-always-on;
447				regulator-boot-on;
448			};
449
450			buck3_reg: BUCK3 {
451				regulator-name = "vdd_int";
452				regulator-min-microvolt = <900000>;
453				regulator-max-microvolt = <1200000>;
454				regulator-always-on;
455				regulator-boot-on;
456			};
457
458			buck4_reg: BUCK4 {
459				regulator-name = "vdd_g3d";
460				regulator-min-microvolt = <850000>;
461				regulator-max-microvolt = <1300000>;
462				regulator-always-on;
463				regulator-boot-on;
464			};
465
466			buck5_reg: BUCK5 {
467				regulator-name = "P1.8V_BUCK_OUT5";
468				regulator-min-microvolt = <1800000>;
469				regulator-max-microvolt = <1800000>;
470				regulator-always-on;
471				regulator-boot-on;
472			};
473
474			buck6_reg: BUCK6 {
475				regulator-name = "P1.35V_BUCK_OUT6";
476				regulator-min-microvolt = <1350000>;
477				regulator-max-microvolt = <1350000>;
478				regulator-always-on;
479			};
480
481			buck7_reg: BUCK7 {
482				regulator-name = "P2.0V_BUCK_OUT7";
483				regulator-min-microvolt = <2000000>;
484				regulator-max-microvolt = <2000000>;
485				regulator-always-on;
486			};
487
488			buck8_reg: BUCK8 {
489				regulator-name = "P2.85V_BUCK_OUT8";
490				regulator-min-microvolt = <2850000>;
491				regulator-max-microvolt = <2850000>;
492				regulator-always-on;
493			};
494		};
495	};
496};
497
498#include "cros-ec-keyboard.dtsi"
499