tjh.dev
Linux kernel mirror (for testing)
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linux
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Samsung's Exynos4210 based Universal C210 board device tree source
4 *
5 * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com
7 *
8 * Device tree source file for Samsung's Universal C210 board which is based on
9 * Samsung's Exynos4210 rev0 SoC.
10 */
11
12/dts-v1/;
13#include "exynos4210.dtsi"
14#include <dt-bindings/gpio/gpio.h>
15
16/ {
17 model = "Samsung Universal C210 based on Exynos4210 rev0";
18 compatible = "samsung,universal_c210", "samsung,exynos4210", "samsung,exynos4";
19
20 memory@40000000 {
21 device_type = "memory";
22 reg = <0x40000000 0x10000000
23 0x50000000 0x10000000>;
24 };
25
26 chosen {
27 bootargs = "root=/dev/mmcblk0p5 rw rootwait earlyprintk panic=5 maxcpus=1";
28 stdout-path = "serial2:115200n8";
29 };
30
31
32 fixed-rate-clocks {
33 xxti {
34 compatible = "samsung,clock-xxti";
35 clock-frequency = <0>;
36 };
37
38 xusbxti {
39 compatible = "samsung,clock-xusbxti";
40 clock-frequency = <24000000>;
41 };
42 };
43
44 vemmc_reg: voltage-regulator {
45 compatible = "regulator-fixed";
46 regulator-name = "VMEM_VDD_2_8V";
47 regulator-min-microvolt = <2800000>;
48 regulator-max-microvolt = <2800000>;
49 gpio = <&gpe1 3 GPIO_ACTIVE_HIGH>;
50 enable-active-high;
51 };
52
53 gpio-keys {
54 compatible = "gpio-keys";
55
56 vol-up-key {
57 gpios = <&gpx2 0 GPIO_ACTIVE_LOW>;
58 linux,code = <115>;
59 label = "volume up";
60 debounce-interval = <1>;
61 };
62
63 vol-down-key {
64 gpios = <&gpx2 1 GPIO_ACTIVE_LOW>;
65 linux,code = <114>;
66 label = "volume down";
67 debounce-interval = <1>;
68 };
69
70 config-key {
71 gpios = <&gpx2 2 GPIO_ACTIVE_LOW>;
72 linux,code = <171>;
73 label = "config";
74 debounce-interval = <1>;
75 wakeup-source;
76 };
77
78 camera-key {
79 gpios = <&gpx2 3 GPIO_ACTIVE_LOW>;
80 linux,code = <212>;
81 label = "camera";
82 debounce-interval = <1>;
83 };
84
85 power-key {
86 gpios = <&gpx2 7 GPIO_ACTIVE_LOW>;
87 linux,code = <116>;
88 label = "power";
89 debounce-interval = <1>;
90 wakeup-source;
91 };
92
93 ok-key {
94 gpios = <&gpx3 5 GPIO_ACTIVE_LOW>;
95 linux,code = <352>;
96 label = "ok";
97 debounce-interval = <1>;
98 };
99 };
100
101 tsp_reg: voltage-regulator {
102 compatible = "regulator-fixed";
103 regulator-name = "TSP_2_8V";
104 regulator-min-microvolt = <2800000>;
105 regulator-max-microvolt = <2800000>;
106 gpio = <&gpe2 3 GPIO_ACTIVE_HIGH>;
107 enable-active-high;
108 };
109
110 spi-lcd {
111 compatible = "spi-gpio";
112 #address-cells = <1>;
113 #size-cells = <0>;
114
115 gpio-sck = <&gpy3 1 GPIO_ACTIVE_HIGH>;
116 gpio-mosi = <&gpy3 3 GPIO_ACTIVE_HIGH>;
117 num-chipselects = <1>;
118 cs-gpios = <&gpy4 3 GPIO_ACTIVE_HIGH>;
119
120 lcd@0 {
121 compatible = "samsung,ld9040";
122 reg = <0>;
123 vdd3-supply = <&ldo7_reg>;
124 vci-supply = <&ldo17_reg>;
125 reset-gpios = <&gpy4 5 GPIO_ACTIVE_HIGH>;
126 spi-max-frequency = <1200000>;
127 spi-cpol;
128 spi-cpha;
129 power-on-delay = <10>;
130 reset-delay = <10>;
131 panel-width-mm = <90>;
132 panel-height-mm = <154>;
133 display-timings {
134 timing {
135 clock-frequency = <23492370>;
136 hactive = <480>;
137 vactive = <800>;
138 hback-porch = <16>;
139 hfront-porch = <16>;
140 vback-porch = <2>;
141 vfront-porch = <28>;
142 hsync-len = <2>;
143 vsync-len = <1>;
144 hsync-active = <0>;
145 vsync-active = <0>;
146 de-active = <0>;
147 pixelclk-active = <0>;
148 };
149 };
150 port {
151 lcd_ep: endpoint {
152 remote-endpoint = <&fimd_dpi_ep>;
153 };
154 };
155 };
156 };
157
158 hdmi_en: voltage-regulator-hdmi-5v {
159 compatible = "regulator-fixed";
160 regulator-name = "HDMI_5V";
161 regulator-min-microvolt = <5000000>;
162 regulator-max-microvolt = <5000000>;
163 gpio = <&gpe0 1 GPIO_ACTIVE_HIGH>;
164 enable-active-high;
165 };
166
167 hdmi_ddc: i2c-ddc {
168 compatible = "i2c-gpio";
169 gpios = <&gpe4 2 GPIO_ACTIVE_HIGH &gpe4 3 GPIO_ACTIVE_HIGH>;
170 i2c-gpio,delay-us = <100>;
171 #address-cells = <1>;
172 #size-cells = <0>;
173
174 pinctrl-0 = <&i2c_ddc_bus>;
175 pinctrl-names = "default";
176 status = "okay";
177 };
178};
179
180&amba {
181 mdma0: mdma@12840000 {
182 compatible = "arm,pl330", "arm,primecell";
183 reg = <0x12840000 0x1000>;
184 interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
185 clocks = <&clock CLK_MDMA>;
186 clock-names = "apb_pclk";
187 #dma-cells = <1>;
188 #dma-channels = <8>;
189 #dma-requests = <1>;
190 power-domains = <&pd_lcd0>;
191 };
192};
193
194&camera {
195 status = "okay";
196
197 pinctrl-names = "default";
198 pinctrl-0 = <>;
199};
200
201&cpu0 {
202 cpu0-supply = <&vdd_arm_reg>;
203};
204
205&ehci {
206 status = "okay";
207 port@0 {
208 status = "okay";
209 };
210};
211
212&exynos_usbphy {
213 status = "okay";
214 vbus-supply = <&safeout1_reg>;
215};
216
217&fimc_0 {
218 status = "okay";
219 assigned-clocks = <&clock CLK_MOUT_FIMC0>,
220 <&clock CLK_SCLK_FIMC0>;
221 assigned-clock-parents = <&clock CLK_SCLK_MPLL>;
222 assigned-clock-rates = <0>, <160000000>;
223};
224
225&fimc_1 {
226 status = "okay";
227 assigned-clocks = <&clock CLK_MOUT_FIMC1>,
228 <&clock CLK_SCLK_FIMC1>;
229 assigned-clock-parents = <&clock CLK_SCLK_MPLL>;
230 assigned-clock-rates = <0>, <160000000>;
231};
232
233&fimc_2 {
234 status = "okay";
235 assigned-clocks = <&clock CLK_MOUT_FIMC2>,
236 <&clock CLK_SCLK_FIMC2>;
237 assigned-clock-parents = <&clock CLK_SCLK_MPLL>;
238 assigned-clock-rates = <0>, <160000000>;
239};
240
241&fimc_3 {
242 status = "okay";
243 assigned-clocks = <&clock CLK_MOUT_FIMC3>,
244 <&clock CLK_SCLK_FIMC3>;
245 assigned-clock-parents = <&clock CLK_SCLK_MPLL>;
246 assigned-clock-rates = <0>, <160000000>;
247};
248
249&fimd {
250 pinctrl-0 = <&lcd_clk>, <&lcd_data24>;
251 pinctrl-names = "default";
252 status = "okay";
253 samsung,invert-vden;
254 samsung,invert-vclk;
255 #address-cells = <1>;
256 #size-cells = <0>;
257 port@3 {
258 reg = <3>;
259 fimd_dpi_ep: endpoint {
260 remote-endpoint = <&lcd_ep>;
261 };
262 };
263};
264
265&hdmi {
266 hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
267 pinctrl-names = "default";
268 pinctrl-0 = <&hdmi_hpd>;
269 hdmi-en-supply = <&hdmi_en>;
270 vdd-supply = <&ldo3_reg>;
271 vdd_osc-supply = <&ldo4_reg>;
272 vdd_pll-supply = <&ldo3_reg>;
273 ddc = <&hdmi_ddc>;
274 status = "okay";
275};
276
277&hsotg {
278 vusb_d-supply = <&ldo3_reg>;
279 vusb_a-supply = <&ldo8_reg>;
280 dr_mode = "peripheral";
281 status = "okay";
282};
283
284&i2c_3 {
285 samsung,i2c-sda-delay = <100>;
286 samsung,i2c-slave-addr = <0x10>;
287 samsung,i2c-max-bus-freq = <100000>;
288 pinctrl-0 = <&i2c3_bus>;
289 pinctrl-names = "default";
290 status = "okay";
291
292 tsp@4a {
293 /* TBD: Atmel maXtouch touchscreen */
294 reg = <0x4a>;
295 };
296};
297
298&i2c_5 {
299 samsung,i2c-sda-delay = <100>;
300 samsung,i2c-slave-addr = <0x10>;
301 samsung,i2c-max-bus-freq = <100000>;
302 pinctrl-0 = <&i2c5_bus>;
303 pinctrl-names = "default";
304 status = "okay";
305
306 vdd_arm_reg: pmic@60 {
307 compatible = "maxim,max8952";
308 reg = <0x60>;
309
310 max8952,vid-gpios = <&gpx0 3 GPIO_ACTIVE_HIGH>,
311 <&gpx0 4 GPIO_ACTIVE_HIGH>;
312 max8952,default-mode = <0>;
313 max8952,dvs-mode-microvolt = <1250000>, <1200000>,
314 <1050000>, <950000>;
315 max8952,sync-freq = <0>;
316 max8952,ramp-speed = <0>;
317
318 regulator-name = "vdd_arm";
319 regulator-min-microvolt = <770000>;
320 regulator-max-microvolt = <1400000>;
321 regulator-always-on;
322 regulator-boot-on;
323 };
324
325 pmic@66 {
326 compatible = "national,lp3974";
327 interrupts-extended = <&gpx0 7 0>, <&gpx2 7 0>;
328 pinctrl-names = "default";
329 pinctrl-0 = <&lp3974_irq>;
330 reg = <0x66>;
331
332 max8998,pmic-buck1-default-dvs-idx = <0>;
333 max8998,pmic-buck1-dvs-gpios = <&gpx0 5 GPIO_ACTIVE_HIGH>,
334 <&gpx0 6 GPIO_ACTIVE_HIGH>;
335 max8998,pmic-buck1-dvs-voltage = <1100000>, <1000000>,
336 <1100000>, <1000000>;
337
338 max8998,pmic-buck2-default-dvs-idx = <0>;
339 max8998,pmic-buck2-dvs-gpio = <&gpe2 0 GPIO_ACTIVE_HIGH>;
340 max8998,pmic-buck2-dvs-voltage = <1200000>, <1100000>;
341
342 regulators {
343 ldo2_reg: LDO2 {
344 regulator-name = "VALIVE_1.2V";
345 regulator-min-microvolt = <1200000>;
346 regulator-max-microvolt = <1200000>;
347 regulator-always-on;
348 };
349
350 ldo3_reg: LDO3 {
351 regulator-name = "VUSB+MIPI_1.1V";
352 regulator-min-microvolt = <1100000>;
353 regulator-max-microvolt = <1100000>;
354 regulator-always-on;
355 };
356
357 ldo4_reg: LDO4 {
358 regulator-name = "VADC_3.3V";
359 regulator-min-microvolt = <3300000>;
360 regulator-max-microvolt = <3300000>;
361 };
362
363 ldo5_reg: LDO5 {
364 regulator-name = "VTF_2.8V";
365 regulator-min-microvolt = <2800000>;
366 regulator-max-microvolt = <2800000>;
367 };
368
369 ldo6_reg: LDO6 {
370 regulator-name = "LDO6";
371 regulator-min-microvolt = <2000000>;
372 regulator-max-microvolt = <2000000>;
373 };
374
375 ldo7_reg: LDO7 {
376 regulator-name = "VLCD+VMIPI_1.8V";
377 regulator-min-microvolt = <1800000>;
378 regulator-max-microvolt = <1800000>;
379 };
380
381 ldo8_reg: LDO8 {
382 regulator-name = "VUSB+VDAC_3.3V";
383 regulator-min-microvolt = <3300000>;
384 regulator-max-microvolt = <3300000>;
385 regulator-always-on;
386 };
387
388 ldo9_reg: LDO9 {
389 regulator-name = "VCC_2.8V";
390 regulator-min-microvolt = <2800000>;
391 regulator-max-microvolt = <2800000>;
392 regulator-always-on;
393 };
394
395 ldo10_reg: LDO10 {
396 regulator-name = "VPLL_1.1V";
397 regulator-min-microvolt = <1100000>;
398 regulator-max-microvolt = <1100000>;
399 regulator-boot-on;
400 regulator-always-on;
401 };
402
403 ldo11_reg: LDO11 {
404 regulator-name = "CAM_AF_3.3V";
405 regulator-min-microvolt = <3300000>;
406 regulator-max-microvolt = <3300000>;
407 };
408
409 ldo12_reg: LDO12 {
410 regulator-name = "PS_2.8V";
411 regulator-min-microvolt = <2800000>;
412 regulator-max-microvolt = <2800000>;
413 };
414
415 ldo13_reg: LDO13 {
416 regulator-name = "VHIC_1.2V";
417 regulator-min-microvolt = <1200000>;
418 regulator-max-microvolt = <1200000>;
419 };
420
421 ldo14_reg: LDO14 {
422 regulator-name = "CAM_I_HOST_1.8V";
423 regulator-min-microvolt = <1800000>;
424 regulator-max-microvolt = <1800000>;
425 };
426
427 ldo15_reg: LDO15 {
428 regulator-name = "CAM_S_DIG+FM33_CORE_1.2V";
429 regulator-min-microvolt = <1200000>;
430 regulator-max-microvolt = <1200000>;
431 };
432
433 ldo16_reg: LDO16 {
434 regulator-name = "CAM_S_ANA_2.8V";
435 regulator-min-microvolt = <2800000>;
436 regulator-max-microvolt = <2800000>;
437 };
438
439 ldo17_reg: LDO17 {
440 regulator-name = "VCC_3.0V_LCD";
441 regulator-min-microvolt = <3000000>;
442 regulator-max-microvolt = <3000000>;
443 };
444
445 buck1_reg: BUCK1 {
446 regulator-name = "VINT_1.1V";
447 regulator-min-microvolt = <750000>;
448 regulator-max-microvolt = <1500000>;
449 regulator-boot-on;
450 regulator-always-on;
451 };
452
453 buck2_reg: BUCK2 {
454 regulator-name = "VG3D_1.1V";
455 regulator-min-microvolt = <750000>;
456 regulator-max-microvolt = <1500000>;
457 regulator-boot-on;
458 };
459
460 buck3_reg: BUCK3 {
461 regulator-name = "VCC_1.8V";
462 regulator-min-microvolt = <1800000>;
463 regulator-max-microvolt = <1800000>;
464 regulator-always-on;
465 };
466
467 buck4_reg: BUCK4 {
468 regulator-name = "VMEM_1.2V";
469 regulator-min-microvolt = <1200000>;
470 regulator-max-microvolt = <1200000>;
471 regulator-always-on;
472 };
473
474 ap32khz_reg: EN32KHz-AP {
475 regulator-name = "32KHz AP";
476 regulator-always-on;
477 };
478
479 cp32khz_reg: EN32KHz-CP {
480 regulator-name = "32KHz CP";
481 };
482
483 vichg_reg: ENVICHG {
484 regulator-name = "VICHG";
485 };
486
487 safeout1_reg: ESAFEOUT1 {
488 regulator-name = "SAFEOUT1";
489 };
490
491 safeout2_reg: ESAFEOUT2 {
492 regulator-name = "SAFEOUT2";
493 regulator-boot-on;
494 };
495 };
496 };
497};
498
499&i2c_8 {
500 status = "okay";
501};
502
503&mct {
504 compatible = "none";
505};
506
507&mdma1 {
508 /* Use the secure mdma0 */
509 status = "disabled";
510};
511
512&mixer {
513 status = "okay";
514};
515
516&ohci {
517 status = "okay";
518 port@0 {
519 status = "okay";
520 };
521};
522
523&pinctrl_1 {
524 lp3974_irq: lp3974-irq {
525 samsung,pins = "gpx0-7", "gpx2-7";
526 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
527 };
528
529 hdmi_hpd: hdmi-hpd {
530 samsung,pins = "gpx3-7";
531 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
532 };
533};
534
535&pinctrl_0 {
536 i2c_ddc_bus: i2c-ddc-bus {
537 samsung,pins = "gpe4-2", "gpe4-3";
538 samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
539 samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
540 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
541 };
542};
543
544&pwm {
545 compatible = "samsung,s5p6440-pwm";
546 status = "okay";
547};
548
549&sdhci_0 {
550 bus-width = <8>;
551 non-removable;
552 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus8>;
553 pinctrl-names = "default";
554 vmmc-supply = <&vemmc_reg>;
555 status = "okay";
556};
557
558&sdhci_2 {
559 bus-width = <4>;
560 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>;
561 pinctrl-names = "default";
562 vmmc-supply = <&ldo5_reg>;
563 cd-gpios = <&gpx3 4 GPIO_ACTIVE_LOW>;
564 status = "okay";
565};
566
567&serial_0 {
568 status = "okay";
569 /delete-property/dmas;
570 /delete-property/dma-names;
571};
572
573&serial_1 {
574 status = "okay";
575 /delete-property/dmas;
576 /delete-property/dma-names;
577};
578
579&serial_2 {
580 status = "okay";
581 /delete-property/dmas;
582 /delete-property/dma-names;
583};
584
585&serial_3 {
586 status = "okay";
587 /delete-property/dmas;
588 /delete-property/dma-names;
589};
590
591&sysram {
592 smp-sysram@0 {
593 status = "disabled";
594 };
595
596 smp-sysram@5000 {
597 compatible = "samsung,exynos4210-sysram";
598 reg = <0x5000 0x1000>;
599 };
600
601 smp-sysram@1f000 {
602 status = "disabled";
603 };
604};