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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                         ports {
203                                 port@0 {
204                                         bridge_out: endpoint {
205                                                 remote-endpoint = <&panel_in>;
206                                         };
207                                 };
208
209                                 port@1 {
210                                         bridge_in: endpoint {
211                                                 remote-endpoint = <&dp_out>;
212                                         };
213                                 };
214                         };
215                 };
216
217                 soundcodec@22 {
218                         reg = <0x22>;
219                         compatible = "maxim,max98095-codec";
220                 };
221         };
222
223         i2c@12C90000 {
224                 clock-frequency = <100000>;
225                 tpm@20 {
226                         reg = <0x20>;
227                         u-boot,i2c-offset-len = <0>;
228                         compatible = "infineon,slb9635tt";
229                 };
230         };
231
232         spi@12d30000 {
233                 spi-max-frequency = <50000000>;
234                 firmware_storage_spi: flash@0 {
235                         compatible = "spi-flash";
236                         reg = <0>;
237                 };
238         };
239
240         backlight: backlight {
241                 compatible = "pwm-backlight";
242                 pwms = <&pwm 0 1000000 0>;
243                 brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
244                 default-brightness-level = <7>;
245                 enable-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>;
246                 power-supply = <&fet1>;
247         };
248
249         panel: panel {
250                 compatible = "auo,b116xw03";
251                 power-supply = <&fet6>;
252                 backlight = <&backlight>;
253
254                 port {
255                         panel_in: endpoint {
256                                 remote-endpoint = <&bridge_out>;
257                         };
258                 };
259         };
260
261         spi@131b0000 {
262                 spi-max-frequency = <1000000>;
263                 spi-deactivate-delay = <100>;
264
265                 /* Snow did support SPI but the released version used I2C */
266                 embedded-controller {
267                         compatible = "google,cros-ec-i2c";
268                         reg = <0x1e>;
269                         spi-max-frequency = <5000000>;
270                         ec-interrupt = <&gpx1 6 GPIO_ACTIVE_LOW>;
271                         optimise-flash-write;
272                         status = "disabled";
273                 };
274         };
275
276         sound@3830000 {
277                 samsung,codec-type = "max98095";
278                 codec-enable-gpio = <&gpx1 7 GPIO_ACTIVE_HIGH>;
279         };
280
281         sound@12d60000 {
282                 status = "disabled";
283         };
284
285         i2c@12C60000 {
286                 max77686@09 {
287                         reg = <0x9>;
288                         compatible = "maxim,max77686";
289                 };
290         };
291
292         mmc@12200000 {
293                 samsung,bus-width = <8>;
294                 samsung,timing = <1 3 3>;
295                 samsung,removable = <0>;
296         };
297
298         mmc@12210000 {
299                 status = "disabled";
300         };
301
302         mmc@12220000 {
303                 samsung,bus-width = <4>;
304                 samsung,timing = <1 2 3>;
305                 samsung,removable = <1>;
306         };
307
308         mmc@12230000 {
309                 status = "disabled";
310         };
311
312         ehci@12110000 {
313                 samsung,vbus-gpio = <&gpx1 1 GPIO_ACTIVE_HIGH>;
314                 status = "okay";
315         };
316
317         xhci@12000000 {
318                 samsung,vbus-gpio = <&gpx2 7 GPIO_ACTIVE_HIGH>;
319         };
320
321         tmu@10060000 {
322                 samsung,min-temp        = <25>;
323                 samsung,max-temp        = <125>;
324                 samsung,start-warning   = <95>;
325                 samsung,start-tripping  = <105>;
326                 samsung,hw-tripping     = <110>;
327                 samsung,efuse-min-value = <40>;
328                 samsung,efuse-value     = <55>;
329                 samsung,efuse-max-value = <100>;
330                 samsung,slope           = <274761730>;
331                 samsung,dc-value        = <25>;
332         };
333
334         fimd@14400000 {
335                 samsung,vl-freq = <60>;
336                 samsung,vl-col = <1366>;
337                 samsung,vl-row = <768>;
338                 samsung,vl-width = <1366>;
339                 samsung,vl-height = <768>;
340
341                 samsung,vl-clkp;
342                 samsung,vl-dp;
343                 samsung,vl-hsp;
344                 samsung,vl-vsp;
345
346                 samsung,vl-bpix = <4>;
347
348                 samsung,vl-hspw = <32>;
349                 samsung,vl-hbpd = <80>;
350                 samsung,vl-hfpd = <48>;
351                 samsung,vl-vspw = <5>;
352                 samsung,vl-vbpd = <14>;
353                 samsung,vl-vfpd = <3>;
354                 samsung,vl-cmd-allow-len = <0xf>;
355
356                 samsung,winid = <0>;
357                 samsung,interface-mode = <1>;
358                 samsung,dp-enabled = <1>;
359                 samsung,dual-lcd-enabled = <0>;
360         };
361
362         dp@145b0000 {
363                 samsung,lt-status = <0>;
364
365                 samsung,master-mode = <0>;
366                 samsung,bist-mode = <0>;
367                 samsung,bist-pattern = <0>;
368                 samsung,h-sync-polarity = <0>;
369                 samsung,v-sync-polarity = <0>;
370                 samsung,interlaced = <0>;
371                 samsung,color-space = <0>;
372                 samsung,dynamic-range = <0>;
373                 samsung,ycbcr-coeff = <0>;
374                 samsung,color-depth = <1>;
375                 samsung,hpd-gpio = <&gpx0 7 GPIO_ACTIVE_HIGH>;
376
377                 ports {
378                         port@0 {
379                                 dp_out: endpoint {
380                                         remote-endpoint = <&bridge_in>;
381                                 };
382                         };
383                 };
384         };
385
386 };
387
388 &i2c_0 {
389         status = "okay";
390         samsung,i2c-sda-delay = <100>;
391         samsung,i2c-max-bus-freq = <378000>;
392
393         max77686: max77686@09 {
394                 compatible = "maxim,max77686";
395                 interrupt-parent = <&gpx3>;
396                 interrupts = <2 IRQ_TYPE_NONE>;
397                 wakeup-source;
398                 reg = <0x09>;
399                 #clock-cells = <1>;
400
401                 voltage-regulators {
402                         ldo1_reg: LDO1 {
403                                 regulator-name = "P1.0V_LDO_OUT1";
404                                 regulator-min-microvolt = <1000000>;
405                                 regulator-max-microvolt = <1000000>;
406                                 regulator-always-on;
407                         };
408
409                         ldo2_reg: LDO2 {
410                                 regulator-name = "P1.8V_LDO_OUT2";
411                                 regulator-min-microvolt = <1800000>;
412                                 regulator-max-microvolt = <1800000>;
413                                 regulator-always-on;
414                         };
415
416                         ldo3_reg: LDO3 {
417                                 regulator-name = "P1.8V_LDO_OUT3";
418                                 regulator-min-microvolt = <1800000>;
419                                 regulator-max-microvolt = <1800000>;
420                                 regulator-always-on;
421                         };
422
423                         ldo7_reg: LDO7 {
424                                 regulator-name = "P1.1V_LDO_OUT7";
425                                 regulator-min-microvolt = <1100000>;
426                                 regulator-max-microvolt = <1100000>;
427                                 regulator-always-on;
428                         };
429
430                         ldo8_reg: LDO8 {
431                                 regulator-name = "P1.0V_LDO_OUT8";
432                                 regulator-min-microvolt = <1000000>;
433                                 regulator-max-microvolt = <1000000>;
434                                 regulator-always-on;
435                         };
436
437                         ldo10_reg: LDO10 {
438                                 regulator-name = "P1.8V_LDO_OUT10";
439                                 regulator-min-microvolt = <1800000>;
440                                 regulator-max-microvolt = <1800000>;
441                                 regulator-always-on;
442                         };
443
444                         ldo12_reg: LDO12 {
445                                 regulator-name = "P3.0V_LDO_OUT12";
446                                 regulator-min-microvolt = <3000000>;
447                                 regulator-max-microvolt = <3000000>;
448                                 regulator-always-on;
449                         };
450
451                         ldo14_reg: LDO14 {
452                                 regulator-name = "P1.8V_LDO_OUT14";
453                                 regulator-min-microvolt = <1800000>;
454                                 regulator-max-microvolt = <1800000>;
455                                 regulator-always-on;
456                         };
457
458                         ldo15_reg: LDO15 {
459                                 regulator-name = "P1.0V_LDO_OUT15";
460                                 regulator-min-microvolt = <1000000>;
461                                 regulator-max-microvolt = <1000000>;
462                                 regulator-always-on;
463                         };
464
465                         ldo16_reg: LDO16 {
466                                 regulator-name = "P1.8V_LDO_OUT16";
467                                 regulator-min-microvolt = <1800000>;
468                                 regulator-max-microvolt = <1800000>;
469                                 regulator-always-on;
470                         };
471
472                         ldo17_reg: LDO17 {
473                                 regulator-name = "vdd_mydp";
474                                 regulator-min-microvolt = <1200000>;
475                                 regulator-max-microvolt = <1200000>;
476                         };
477
478                         buck1_reg: BUCK1 {
479                                 regulator-name = "vdd_mif";
480                                 regulator-min-microvolt = <950000>;
481                                 regulator-max-microvolt = <1300000>;
482                                 regulator-always-on;
483                                 regulator-boot-on;
484                         };
485
486                         buck2_reg: BUCK2 {
487                                 regulator-name = "vdd_arm";
488                                 regulator-min-microvolt = <850000>;
489                                 regulator-max-microvolt = <1350000>;
490                                 regulator-always-on;
491                                 regulator-boot-on;
492                         };
493
494                         buck3_reg: BUCK3 {
495                                 regulator-name = "vdd_int";
496                                 regulator-min-microvolt = <900000>;
497                                 regulator-max-microvolt = <1200000>;
498                                 regulator-always-on;
499                                 regulator-boot-on;
500                         };
501
502                         buck4_reg: BUCK4 {
503                                 regulator-name = "vdd_g3d";
504                                 regulator-min-microvolt = <850000>;
505                                 regulator-max-microvolt = <1300000>;
506                                 regulator-always-on;
507                                 regulator-boot-on;
508                         };
509
510                         buck5_reg: BUCK5 {
511                                 regulator-name = "P1.8V_BUCK_OUT5";
512                                 regulator-min-microvolt = <1800000>;
513                                 regulator-max-microvolt = <1800000>;
514                                 regulator-always-on;
515                                 regulator-boot-on;
516                         };
517
518                         buck6_reg: BUCK6 {
519                                 regulator-name = "P1.35V_BUCK_OUT6";
520                                 regulator-min-microvolt = <1350000>;
521                                 regulator-max-microvolt = <1350000>;
522                                 regulator-always-on;
523                         };
524
525                         buck7_reg: BUCK7 {
526                                 regulator-name = "P2.0V_BUCK_OUT7";
527                                 regulator-min-microvolt = <2000000>;
528                                 regulator-max-microvolt = <2000000>;
529                                 regulator-always-on;
530                         };
531
532                         buck8_reg: BUCK8 {
533                                 regulator-name = "P2.85V_BUCK_OUT8";
534                                 regulator-min-microvolt = <2850000>;
535                                 regulator-max-microvolt = <2850000>;
536                                 regulator-always-on;
537                         };
538                 };
539         };
540 };
541
542 #include "cros-ec-keyboard.dtsi"