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_LOW>;
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 power-on-delay = <10>;
128 reset-delay = <10>;
129 panel-width-mm = <90>;
130 panel-height-mm = <154>;
131 display-timings {
132 timing {
133 clock-frequency = <23492370>;
134 hactive = <480>;
135 vactive = <800>;
136 hback-porch = <16>;
137 hfront-porch = <16>;
138 vback-porch = <2>;
139 vfront-porch = <28>;
140 hsync-len = <2>;
141 vsync-len = <1>;
142 hsync-active = <0>;
143 vsync-active = <0>;
144 de-active = <0>;
145 pixelclk-active = <0>;
146 };
147 };
148 port {
149 lcd_ep: endpoint {
150 remote-endpoint = <&fimd_dpi_ep>;
151 };
152 };
153 };
154 };
155
156 hdmi_en: voltage-regulator-hdmi-5v {
157 compatible = "regulator-fixed";
158 regulator-name = "HDMI_5V";
159 regulator-min-microvolt = <5000000>;
160 regulator-max-microvolt = <5000000>;
161 gpio = <&gpe0 1 GPIO_ACTIVE_HIGH>;
162 enable-active-high;
163 };
164
165 hdmi_ddc: i2c-ddc {
166 compatible = "i2c-gpio";
167 gpios = <&gpe4 2 GPIO_ACTIVE_HIGH &gpe4 3 GPIO_ACTIVE_HIGH>;
168 i2c-gpio,delay-us = <100>;
169 #address-cells = <1>;
170 #size-cells = <0>;
171
172 pinctrl-0 = <&i2c_ddc_bus>;
173 pinctrl-names = "default";
174 status = "okay";
175 };
176};
177
178&amba {
179 mdma0: mdma@12840000 {
180 compatible = "arm,pl330", "arm,primecell";
181 reg = <0x12840000 0x1000>;
182 interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
183 clocks = <&clock CLK_MDMA>;
184 clock-names = "apb_pclk";
185 #dma-cells = <1>;
186 #dma-channels = <8>;
187 #dma-requests = <1>;
188 power-domains = <&pd_lcd0>;
189 };
190};
191
192&camera {
193 status = "okay";
194
195 pinctrl-names = "default";
196 pinctrl-0 = <>;
197};
198
199&cpu0 {
200 cpu0-supply = <&vdd_arm_reg>;
201};
202
203&ehci {
204 status = "okay";
205 phys = <&exynos_usbphy 1>;
206 phy-names = "host";
207};
208
209&exynos_usbphy {
210 status = "okay";
211 vbus-supply = <&safeout1_reg>;
212};
213
214&fimc_0 {
215 status = "okay";
216 assigned-clocks = <&clock CLK_MOUT_FIMC0>,
217 <&clock CLK_SCLK_FIMC0>;
218 assigned-clock-parents = <&clock CLK_SCLK_MPLL>;
219 assigned-clock-rates = <0>, <160000000>;
220};
221
222&fimc_1 {
223 status = "okay";
224 assigned-clocks = <&clock CLK_MOUT_FIMC1>,
225 <&clock CLK_SCLK_FIMC1>;
226 assigned-clock-parents = <&clock CLK_SCLK_MPLL>;
227 assigned-clock-rates = <0>, <160000000>;
228};
229
230&fimc_2 {
231 status = "okay";
232 assigned-clocks = <&clock CLK_MOUT_FIMC2>,
233 <&clock CLK_SCLK_FIMC2>;
234 assigned-clock-parents = <&clock CLK_SCLK_MPLL>;
235 assigned-clock-rates = <0>, <160000000>;
236};
237
238&fimc_3 {
239 status = "okay";
240 assigned-clocks = <&clock CLK_MOUT_FIMC3>,
241 <&clock CLK_SCLK_FIMC3>;
242 assigned-clock-parents = <&clock CLK_SCLK_MPLL>;
243 assigned-clock-rates = <0>, <160000000>;
244};
245
246&fimd {
247 pinctrl-0 = <&lcd_clk>, <&lcd_data24>;
248 pinctrl-names = "default";
249 status = "okay";
250 samsung,invert-vden;
251 samsung,invert-vclk;
252 #address-cells = <1>;
253 #size-cells = <0>;
254 port@3 {
255 reg = <3>;
256 fimd_dpi_ep: endpoint {
257 remote-endpoint = <&lcd_ep>;
258 };
259 };
260};
261
262&gpu {
263 mali-supply = <&buck2_reg>;
264 status = "okay";
265};
266
267&hdmi {
268 hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
269 pinctrl-names = "default";
270 pinctrl-0 = <&hdmi_hpd>;
271 hdmi-en-supply = <&hdmi_en>;
272 vdd-supply = <&ldo3_reg>;
273 vdd_osc-supply = <&ldo4_reg>;
274 vdd_pll-supply = <&ldo3_reg>;
275 ddc = <&hdmi_ddc>;
276 status = "okay";
277};
278
279&hsotg {
280 vusb_d-supply = <&ldo3_reg>;
281 vusb_a-supply = <&ldo8_reg>;
282 dr_mode = "peripheral";
283 status = "okay";
284};
285
286&i2c_3 {
287 samsung,i2c-sda-delay = <100>;
288 samsung,i2c-slave-addr = <0x10>;
289 samsung,i2c-max-bus-freq = <100000>;
290 pinctrl-0 = <&i2c3_bus>;
291 pinctrl-names = "default";
292 status = "okay";
293
294 tsp@4a {
295 /* TBD: Atmel maXtouch touchscreen */
296 reg = <0x4a>;
297 };
298};
299
300&i2c_5 {
301 samsung,i2c-sda-delay = <100>;
302 samsung,i2c-slave-addr = <0x10>;
303 samsung,i2c-max-bus-freq = <100000>;
304 pinctrl-0 = <&i2c5_bus>;
305 pinctrl-names = "default";
306 status = "okay";
307
308 vdd_arm_reg: pmic@60 {
309 compatible = "maxim,max8952";
310 reg = <0x60>;
311
312 max8952,vid-gpios = <&gpx0 3 GPIO_ACTIVE_HIGH>,
313 <&gpx0 4 GPIO_ACTIVE_HIGH>;
314 max8952,default-mode = <0>;
315 max8952,dvs-mode-microvolt = <1250000>, <1200000>,
316 <1050000>, <950000>;
317 max8952,sync-freq = <0>;
318 max8952,ramp-speed = <0>;
319
320 regulator-name = "vdd_arm";
321 regulator-min-microvolt = <770000>;
322 regulator-max-microvolt = <1400000>;
323 regulator-always-on;
324 regulator-boot-on;
325 };
326
327 pmic@66 {
328 compatible = "national,lp3974";
329 interrupts-extended = <&gpx0 7 0>, <&gpx2 7 0>;
330 pinctrl-names = "default";
331 pinctrl-0 = <&lp3974_irq>;
332 reg = <0x66>;
333
334 max8998,pmic-buck1-default-dvs-idx = <0>;
335 max8998,pmic-buck1-dvs-gpios = <&gpx0 5 GPIO_ACTIVE_HIGH>,
336 <&gpx0 6 GPIO_ACTIVE_HIGH>;
337 max8998,pmic-buck1-dvs-voltage = <1100000>, <1000000>,
338 <1100000>, <1000000>;
339
340 max8998,pmic-buck2-default-dvs-idx = <0>;
341 max8998,pmic-buck2-dvs-gpio = <&gpe2 0 GPIO_ACTIVE_HIGH>;
342 max8998,pmic-buck2-dvs-voltage = <1200000>, <1100000>;
343
344 regulators {
345 ldo2_reg: LDO2 {
346 regulator-name = "VALIVE_1.2V";
347 regulator-min-microvolt = <1200000>;
348 regulator-max-microvolt = <1200000>;
349 regulator-always-on;
350 };
351
352 ldo3_reg: LDO3 {
353 regulator-name = "VUSB+MIPI_1.1V";
354 regulator-min-microvolt = <1100000>;
355 regulator-max-microvolt = <1100000>;
356 regulator-always-on;
357 };
358
359 ldo4_reg: LDO4 {
360 regulator-name = "VADC_3.3V";
361 regulator-min-microvolt = <3300000>;
362 regulator-max-microvolt = <3300000>;
363 };
364
365 ldo5_reg: LDO5 {
366 regulator-name = "VTF_2.8V";
367 regulator-min-microvolt = <2800000>;
368 regulator-max-microvolt = <2800000>;
369 };
370
371 ldo6_reg: LDO6 {
372 regulator-name = "LDO6";
373 regulator-min-microvolt = <2000000>;
374 regulator-max-microvolt = <2000000>;
375 };
376
377 ldo7_reg: LDO7 {
378 regulator-name = "VLCD+VMIPI_1.8V";
379 regulator-min-microvolt = <1800000>;
380 regulator-max-microvolt = <1800000>;
381 };
382
383 ldo8_reg: LDO8 {
384 regulator-name = "VUSB+VDAC_3.3V";
385 regulator-min-microvolt = <3300000>;
386 regulator-max-microvolt = <3300000>;
387 regulator-always-on;
388 };
389
390 ldo9_reg: LDO9 {
391 regulator-name = "VCC_2.8V";
392 regulator-min-microvolt = <2800000>;
393 regulator-max-microvolt = <2800000>;
394 regulator-always-on;
395 };
396
397 ldo10_reg: LDO10 {
398 regulator-name = "VPLL_1.1V";
399 regulator-min-microvolt = <1100000>;
400 regulator-max-microvolt = <1100000>;
401 regulator-boot-on;
402 regulator-always-on;
403 };
404
405 ldo11_reg: LDO11 {
406 regulator-name = "CAM_AF_3.3V";
407 regulator-min-microvolt = <3300000>;
408 regulator-max-microvolt = <3300000>;
409 };
410
411 ldo12_reg: LDO12 {
412 regulator-name = "PS_2.8V";
413 regulator-min-microvolt = <2800000>;
414 regulator-max-microvolt = <2800000>;
415 };
416
417 ldo13_reg: LDO13 {
418 regulator-name = "VHIC_1.2V";
419 regulator-min-microvolt = <1200000>;
420 regulator-max-microvolt = <1200000>;
421 };
422
423 ldo14_reg: LDO14 {
424 regulator-name = "CAM_I_HOST_1.8V";
425 regulator-min-microvolt = <1800000>;
426 regulator-max-microvolt = <1800000>;
427 };
428
429 ldo15_reg: LDO15 {
430 regulator-name = "CAM_S_DIG+FM33_CORE_1.2V";
431 regulator-min-microvolt = <1200000>;
432 regulator-max-microvolt = <1200000>;
433 };
434
435 ldo16_reg: LDO16 {
436 regulator-name = "CAM_S_ANA_2.8V";
437 regulator-min-microvolt = <2800000>;
438 regulator-max-microvolt = <2800000>;
439 };
440
441 ldo17_reg: LDO17 {
442 regulator-name = "VCC_3.0V_LCD";
443 regulator-min-microvolt = <3000000>;
444 regulator-max-microvolt = <3000000>;
445 };
446
447 buck1_reg: BUCK1 {
448 regulator-name = "VINT_1.1V";
449 regulator-min-microvolt = <750000>;
450 regulator-max-microvolt = <1500000>;
451 regulator-boot-on;
452 regulator-always-on;
453 };
454
455 buck2_reg: BUCK2 {
456 regulator-name = "VG3D_1.1V";
457 regulator-min-microvolt = <750000>;
458 regulator-max-microvolt = <1500000>;
459 regulator-boot-on;
460 };
461
462 buck3_reg: BUCK3 {
463 regulator-name = "VCC_1.8V";
464 regulator-min-microvolt = <1800000>;
465 regulator-max-microvolt = <1800000>;
466 regulator-always-on;
467 };
468
469 buck4_reg: BUCK4 {
470 regulator-name = "VMEM_1.2V";
471 regulator-min-microvolt = <1200000>;
472 regulator-max-microvolt = <1200000>;
473 regulator-always-on;
474 };
475
476 ap32khz_reg: EN32KHz-AP {
477 regulator-name = "32KHz AP";
478 regulator-always-on;
479 };
480
481 cp32khz_reg: EN32KHz-CP {
482 regulator-name = "32KHz CP";
483 };
484
485 vichg_reg: ENVICHG {
486 regulator-name = "VICHG";
487 };
488
489 safeout1_reg: ESAFEOUT1 {
490 regulator-name = "SAFEOUT1";
491 };
492
493 safeout2_reg: ESAFEOUT2 {
494 regulator-name = "SAFEOUT2";
495 regulator-boot-on;
496 };
497 };
498 };
499};
500
501&i2c_8 {
502 status = "okay";
503};
504
505&mct {
506 compatible = "none";
507};
508
509&mdma1 {
510 /* Use the secure mdma0 */
511 status = "disabled";
512};
513
514&mixer {
515 status = "okay";
516};
517
518&ohci {
519 status = "okay";
520};
521
522&pinctrl_1 {
523 lp3974_irq: lp3974-irq {
524 samsung,pins = "gpx0-7", "gpx2-7";
525 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
526 };
527
528 hdmi_hpd: hdmi-hpd {
529 samsung,pins = "gpx3-7";
530 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
531 };
532};
533
534&pinctrl_0 {
535 i2c_ddc_bus: i2c-ddc-bus {
536 samsung,pins = "gpe4-2", "gpe4-3";
537 samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
538 samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
539 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
540 };
541};
542
543&pwm {
544 compatible = "samsung,s5p6440-pwm";
545 status = "okay";
546};
547
548&sdhci_0 {
549 bus-width = <8>;
550 non-removable;
551 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus8>;
552 pinctrl-names = "default";
553 vmmc-supply = <&vemmc_reg>;
554 status = "okay";
555};
556
557&sdhci_2 {
558 bus-width = <4>;
559 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>;
560 pinctrl-names = "default";
561 vmmc-supply = <&ldo5_reg>;
562 cd-gpios = <&gpx3 4 GPIO_ACTIVE_LOW>;
563 status = "okay";
564};
565
566&serial_0 {
567 status = "okay";
568 /delete-property/dmas;
569 /delete-property/dma-names;
570};
571
572&serial_1 {
573 status = "okay";
574 /delete-property/dmas;
575 /delete-property/dma-names;
576};
577
578&serial_2 {
579 status = "okay";
580 /delete-property/dmas;
581 /delete-property/dma-names;
582};
583
584&serial_3 {
585 status = "okay";
586 /delete-property/dmas;
587 /delete-property/dma-names;
588};
589
590&sysram {
591 smp-sram@0 {
592 status = "disabled";
593 };
594
595 smp-sram@5000 {
596 compatible = "samsung,exynos4210-sysram";
597 reg = <0x5000 0x1000>;
598 };
599
600 smp-sram@1f000 {
601 status = "disabled";
602 };
603};