tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Samsung's Exynos4210 based Trats board device tree source
3 *
4 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
5 * http://www.samsung.com
6 *
7 * Device tree source file for Samsung's Trats board which is based on
8 * Samsung's Exynos4210 SoC.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13*/
14
15/dts-v1/;
16#include "exynos4210.dtsi"
17
18/ {
19 model = "Samsung Trats based on Exynos4210";
20 compatible = "samsung,trats", "samsung,exynos4210", "samsung,exynos4";
21
22 memory {
23 reg = <0x40000000 0x10000000
24 0x50000000 0x10000000
25 0x60000000 0x10000000
26 0x70000000 0x10000000>;
27 };
28
29 chosen {
30 bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rootwait earlyprintk panic=5";
31 };
32
33 regulators {
34 compatible = "simple-bus";
35
36 vemmc_reg: regulator-0 {
37 compatible = "regulator-fixed";
38 regulator-name = "VMEM_VDD_2.8V";
39 regulator-min-microvolt = <2800000>;
40 regulator-max-microvolt = <2800000>;
41 gpio = <&gpk0 2 0>;
42 enable-active-high;
43 };
44
45 tsp_reg: regulator-1 {
46 compatible = "regulator-fixed";
47 regulator-name = "TSP_FIXED_VOLTAGES";
48 regulator-min-microvolt = <2800000>;
49 regulator-max-microvolt = <2800000>;
50 gpio = <&gpl0 3 0>;
51 enable-active-high;
52 };
53
54 cam_af_28v_reg: regulator-2 {
55 compatible = "regulator-fixed";
56 regulator-name = "8M_AF_2.8V_EN";
57 regulator-min-microvolt = <2800000>;
58 regulator-max-microvolt = <2800000>;
59 gpio = <&gpk1 1 0>;
60 enable-active-high;
61 };
62
63 cam_io_en_reg: regulator-3 {
64 compatible = "regulator-fixed";
65 regulator-name = "CAM_IO_EN";
66 regulator-min-microvolt = <2800000>;
67 regulator-max-microvolt = <2800000>;
68 gpio = <&gpe2 1 0>;
69 enable-active-high;
70 };
71
72 cam_io_12v_reg: regulator-4 {
73 compatible = "regulator-fixed";
74 regulator-name = "8M_1.2V_EN";
75 regulator-min-microvolt = <1200000>;
76 regulator-max-microvolt = <1200000>;
77 gpio = <&gpe2 5 0>;
78 enable-active-high;
79 };
80
81 vt_core_15v_reg: regulator-5 {
82 compatible = "regulator-fixed";
83 regulator-name = "VT_CORE_1.5V";
84 regulator-min-microvolt = <1500000>;
85 regulator-max-microvolt = <1500000>;
86 gpio = <&gpe2 2 0>;
87 enable-active-high;
88 };
89 };
90
91 hsotg@12480000 {
92 vusb_d-supply = <&vusb_reg>;
93 vusb_a-supply = <&vusbdac_reg>;
94 status = "okay";
95 };
96
97 sdhci_emmc: sdhci@12510000 {
98 bus-width = <8>;
99 non-removable;
100 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus8>;
101 pinctrl-names = "default";
102 vmmc-supply = <&vemmc_reg>;
103 status = "okay";
104 };
105
106 exynos-usbphy@125B0000 {
107 status = "okay";
108 };
109
110 serial@13800000 {
111 status = "okay";
112 };
113
114 serial@13810000 {
115 status = "okay";
116 };
117
118 serial@13820000 {
119 status = "okay";
120 };
121
122 serial@13830000 {
123 status = "okay";
124 };
125
126 gpio-keys {
127 compatible = "gpio-keys";
128
129 vol-down-key {
130 gpios = <&gpx2 1 1>;
131 linux,code = <114>;
132 label = "volume down";
133 debounce-interval = <10>;
134 };
135
136 vol-up-key {
137 gpios = <&gpx2 0 1>;
138 linux,code = <115>;
139 label = "volume up";
140 debounce-interval = <10>;
141 };
142
143 power-key {
144 gpios = <&gpx2 7 1>;
145 linux,code = <116>;
146 label = "power";
147 debounce-interval = <10>;
148 gpio-key,wakeup;
149 };
150
151 ok-key {
152 gpios = <&gpx3 5 1>;
153 linux,code = <352>;
154 label = "ok";
155 debounce-interval = <10>;
156 };
157 };
158
159 i2c@13890000 {
160 samsung,i2c-sda-delay = <100>;
161 samsung,i2c-slave-addr = <0x10>;
162 samsung,i2c-max-bus-freq = <400000>;
163 pinctrl-0 = <&i2c3_bus>;
164 pinctrl-names = "default";
165 status = "okay";
166
167 mms114-touchscreen@48 {
168 compatible = "melfas,mms114";
169 reg = <0x48>;
170 interrupt-parent = <&gpx0>;
171 interrupts = <4 2>;
172 x-size = <720>;
173 y-size = <1280>;
174 avdd-supply = <&tsp_reg>;
175 vdd-supply = <&tsp_reg>;
176 };
177 };
178
179 i2c@138B0000 {
180 samsung,i2c-sda-delay = <100>;
181 samsung,i2c-slave-addr = <0x10>;
182 samsung,i2c-max-bus-freq = <100000>;
183 pinctrl-0 = <&i2c5_bus>;
184 pinctrl-names = "default";
185 status = "okay";
186
187 max8997_pmic@66 {
188 compatible = "maxim,max8997-pmic";
189
190 reg = <0x66>;
191
192 max8997,pmic-buck1-uses-gpio-dvs;
193 max8997,pmic-buck2-uses-gpio-dvs;
194 max8997,pmic-buck5-uses-gpio-dvs;
195
196 max8997,pmic-ignore-gpiodvs-side-effect;
197 max8997,pmic-buck125-default-dvs-idx = <0>;
198
199 max8997,pmic-buck125-dvs-gpios = <&gpx0 5 0>,
200 <&gpx0 6 0>,
201 <&gpl0 0 0>;
202
203 max8997,pmic-buck1-dvs-voltage = <1350000>, <1300000>,
204 <1250000>, <1200000>,
205 <1150000>, <1100000>,
206 <1000000>, <950000>;
207
208 max8997,pmic-buck2-dvs-voltage = <1100000>, <1000000>,
209 <950000>, <900000>,
210 <1100000>, <1000000>,
211 <950000>, <900000>;
212
213 max8997,pmic-buck5-dvs-voltage = <1200000>, <1200000>,
214 <1200000>, <1200000>,
215 <1200000>, <1200000>,
216 <1200000>, <1200000>;
217
218 regulators {
219 valive_reg: LDO2 {
220 regulator-name = "VALIVE_1.1V_C210";
221 regulator-min-microvolt = <1100000>;
222 regulator-max-microvolt = <1100000>;
223 regulator-always-on;
224 };
225
226 vusb_reg: LDO3 {
227 regulator-name = "VUSB_1.1V_C210";
228 regulator-min-microvolt = <1100000>;
229 regulator-max-microvolt = <1100000>;
230 };
231
232 vmipi_reg: LDO4 {
233 regulator-name = "VMIPI_1.8V";
234 regulator-min-microvolt = <1800000>;
235 regulator-max-microvolt = <1800000>;
236 };
237
238 vpda_reg: LDO6 {
239 regulator-name = "VCC_1.8V_PDA";
240 regulator-min-microvolt = <1800000>;
241 regulator-max-microvolt = <1800000>;
242 regulator-always-on;
243 };
244
245 vcam_reg: LDO7 {
246 regulator-name = "CAM_ISP_1.8V";
247 regulator-min-microvolt = <1800000>;
248 regulator-max-microvolt = <1800000>;
249 };
250
251 vusbdac_reg: LDO8 {
252 regulator-name = "VUSB/VDAC_3.3V_C210";
253 regulator-min-microvolt = <3300000>;
254 regulator-max-microvolt = <3300000>;
255 };
256
257 vccpda_reg: LDO9 {
258 regulator-name = "VCC_2.8V_PDA";
259 regulator-min-microvolt = <2800000>;
260 regulator-max-microvolt = <2800000>;
261 regulator-always-on;
262 };
263
264 vpll_reg: LDO10 {
265 regulator-name = "VPLL_1.1V_C210";
266 regulator-min-microvolt = <1100000>;
267 regulator-max-microvolt = <1100000>;
268 regulator-always-on;
269 };
270
271 vtcam_reg: LDO12 {
272 regulator-name = "VT_CAM_1.8V";
273 regulator-min-microvolt = <1800000>;
274 regulator-max-microvolt = <1800000>;
275 };
276
277 vcclcd_reg: LDO13 {
278 regulator-name = "VCC_3.3V_LCD";
279 regulator-min-microvolt = <3300000>;
280 regulator-max-microvolt = <3300000>;
281 };
282
283 vlcd_reg: LDO15 {
284 regulator-name = "VLCD_2.2V";
285 regulator-min-microvolt = <2200000>;
286 regulator-max-microvolt = <2200000>;
287 };
288
289 camsensor_reg: LDO16 {
290 regulator-name = "CAM_SENSOR_IO_1.8V";
291 regulator-min-microvolt = <1800000>;
292 regulator-max-microvolt = <1800000>;
293 };
294
295 vddq_reg: LDO21 {
296 regulator-name = "VDDQ_M1M2_1.2V";
297 regulator-min-microvolt = <1200000>;
298 regulator-max-microvolt = <1200000>;
299 regulator-always-on;
300 };
301
302 varm_breg: BUCK1 {
303 /*
304 * HACK: The real name is VARM_1.2V_C210,
305 * but exynos-cpufreq does not support
306 * DT-based regulator lookup yet.
307 */
308 regulator-name = "vdd_arm";
309 regulator-min-microvolt = <900000>;
310 regulator-max-microvolt = <1350000>;
311 regulator-always-on;
312 };
313
314 vint_breg: BUCK2 {
315 regulator-name = "VINT_1.1V_C210";
316 regulator-min-microvolt = <900000>;
317 regulator-max-microvolt = <1100000>;
318 regulator-always-on;
319 };
320
321 camisp_breg: BUCK4 {
322 regulator-name = "CAM_ISP_CORE_1.2V";
323 regulator-min-microvolt = <1200000>;
324 regulator-max-microvolt = <1200000>;
325 };
326
327 vmem_breg: BUCK5 {
328 regulator-name = "VMEM_1.2V_C210";
329 regulator-min-microvolt = <1200000>;
330 regulator-max-microvolt = <1200000>;
331 regulator-always-on;
332 };
333
334 vccsub_breg: BUCK7 {
335 regulator-name = "VCC_SUB_2.0V";
336 regulator-min-microvolt = <2000000>;
337 regulator-max-microvolt = <2000000>;
338 regulator-always-on;
339 };
340
341 safe1_sreg: ESAFEOUT1 {
342 regulator-name = "SAFEOUT1";
343 regulator-always-on;
344 };
345
346 safe2_sreg: ESAFEOUT2 {
347 regulator-name = "SAFEOUT2";
348 regulator-boot-on;
349 };
350 };
351 };
352 };
353
354 fixed-rate-clocks {
355 xxti {
356 compatible = "samsung,clock-xxti";
357 clock-frequency = <0>;
358 };
359
360 xusbxti {
361 compatible = "samsung,clock-xusbxti";
362 clock-frequency = <24000000>;
363 };
364 };
365
366 dsi_0: dsi@11C80000 {
367 vddcore-supply = <&vusb_reg>;
368 vddio-supply = <&vmipi_reg>;
369 samsung,pll-clock-frequency = <24000000>;
370 status = "okay";
371
372 ports {
373 #address-cells = <1>;
374 #size-cells = <0>;
375
376 port@1 {
377 reg = <1>;
378
379 dsi_out: endpoint {
380 remote-endpoint = <&dsi_in>;
381 samsung,burst-clock-frequency = <500000000>;
382 samsung,esc-clock-frequency = <20000000>;
383 };
384 };
385 };
386
387 panel@0 {
388 reg = <0>;
389 compatible = "samsung,s6e8aa0";
390 vdd3-supply = <&vcclcd_reg>;
391 vci-supply = <&vlcd_reg>;
392 reset-gpios = <&gpy4 5 0>;
393 power-on-delay= <50>;
394 reset-delay = <100>;
395 init-delay = <100>;
396 flip-horizontal;
397 flip-vertical;
398 panel-width-mm = <58>;
399 panel-height-mm = <103>;
400
401 display-timings {
402 timing-0 {
403 clock-frequency = <57153600>;
404 hactive = <720>;
405 vactive = <1280>;
406 hfront-porch = <5>;
407 hback-porch = <5>;
408 hsync-len = <5>;
409 vfront-porch = <13>;
410 vback-porch = <1>;
411 vsync-len = <2>;
412 };
413 };
414
415 port {
416 dsi_in: endpoint {
417 remote-endpoint = <&dsi_out>;
418 };
419 };
420 };
421 };
422
423 fimd@11c00000 {
424 status = "okay";
425 };
426
427 camera {
428 pinctrl-names = "default";
429 pinctrl-0 = <>;
430 status = "okay";
431
432 fimc_0: fimc@11800000 {
433 status = "okay";
434 };
435
436 fimc_1: fimc@11810000 {
437 status = "okay";
438 };
439
440 fimc_2: fimc@11820000 {
441 status = "okay";
442 };
443
444 fimc_3: fimc@11830000 {
445 status = "okay";
446 };
447 };
448};