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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 wlan_pwrseq: sdhci3-pwrseq {
54 compatible = "mmc-pwrseq-simple";
55 reset-gpios = <&gpe3 1 GPIO_ACTIVE_LOW>;
56 };
57
58 gpio-keys {
59 compatible = "gpio-keys";
60
61 vol-up-key {
62 gpios = <&gpx2 0 GPIO_ACTIVE_LOW>;
63 linux,code = <115>;
64 label = "volume up";
65 debounce-interval = <1>;
66 };
67
68 vol-down-key {
69 gpios = <&gpx2 1 GPIO_ACTIVE_LOW>;
70 linux,code = <114>;
71 label = "volume down";
72 debounce-interval = <1>;
73 };
74
75 config-key {
76 gpios = <&gpx2 2 GPIO_ACTIVE_LOW>;
77 linux,code = <171>;
78 label = "config";
79 debounce-interval = <1>;
80 wakeup-source;
81 };
82
83 camera-key {
84 gpios = <&gpx2 3 GPIO_ACTIVE_LOW>;
85 linux,code = <212>;
86 label = "camera";
87 debounce-interval = <1>;
88 };
89
90 power-key {
91 gpios = <&gpx2 7 GPIO_ACTIVE_LOW>;
92 linux,code = <116>;
93 label = "power";
94 debounce-interval = <1>;
95 wakeup-source;
96 };
97
98 ok-key {
99 gpios = <&gpx3 5 GPIO_ACTIVE_LOW>;
100 linux,code = <352>;
101 label = "ok";
102 debounce-interval = <1>;
103 };
104 };
105
106 tsp_reg: voltage-regulator {
107 compatible = "regulator-fixed";
108 regulator-name = "TSP_2_8V";
109 regulator-min-microvolt = <2800000>;
110 regulator-max-microvolt = <2800000>;
111 gpio = <&gpe2 3 GPIO_ACTIVE_HIGH>;
112 enable-active-high;
113 };
114
115 spi-lcd {
116 compatible = "spi-gpio";
117 #address-cells = <1>;
118 #size-cells = <0>;
119
120 gpio-sck = <&gpy3 1 GPIO_ACTIVE_HIGH>;
121 gpio-mosi = <&gpy3 3 GPIO_ACTIVE_HIGH>;
122 num-chipselects = <1>;
123 cs-gpios = <&gpy4 3 GPIO_ACTIVE_LOW>;
124
125 lcd@0 {
126 compatible = "samsung,ld9040";
127 reg = <0>;
128 vdd3-supply = <&ldo7_reg>;
129 vci-supply = <&ldo17_reg>;
130 reset-gpios = <&gpy4 5 GPIO_ACTIVE_HIGH>;
131 spi-max-frequency = <1200000>;
132 power-on-delay = <10>;
133 reset-delay = <10>;
134 panel-width-mm = <90>;
135 panel-height-mm = <154>;
136 display-timings {
137 timing {
138 clock-frequency = <23492370>;
139 hactive = <480>;
140 vactive = <800>;
141 hback-porch = <16>;
142 hfront-porch = <16>;
143 vback-porch = <2>;
144 vfront-porch = <28>;
145 hsync-len = <2>;
146 vsync-len = <1>;
147 hsync-active = <0>;
148 vsync-active = <0>;
149 de-active = <0>;
150 pixelclk-active = <0>;
151 };
152 };
153 port {
154 lcd_ep: endpoint {
155 remote-endpoint = <&fimd_dpi_ep>;
156 };
157 };
158 };
159 };
160
161 hdmi_en: voltage-regulator-hdmi-5v {
162 compatible = "regulator-fixed";
163 regulator-name = "HDMI_5V";
164 regulator-min-microvolt = <5000000>;
165 regulator-max-microvolt = <5000000>;
166 gpio = <&gpe0 1 GPIO_ACTIVE_HIGH>;
167 enable-active-high;
168 };
169
170 hdmi_ddc: i2c-ddc {
171 compatible = "i2c-gpio";
172 sda-gpios = <&gpe4 2 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
173 scl-gpios = <&gpe4 3 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
174 i2c-gpio,delay-us = <100>;
175 #address-cells = <1>;
176 #size-cells = <0>;
177
178 pinctrl-0 = <&i2c_ddc_bus>;
179 pinctrl-names = "default";
180 status = "okay";
181 };
182};
183
184&camera {
185 status = "okay";
186
187 pinctrl-names = "default";
188 pinctrl-0 = <>;
189};
190
191&cpu0 {
192 cpu0-supply = <&vdd_arm_reg>;
193};
194
195&ehci {
196 status = "okay";
197 phys = <&exynos_usbphy 1>;
198 phy-names = "host";
199};
200
201&exynos_usbphy {
202 status = "okay";
203 vbus-supply = <&safeout1_reg>;
204};
205
206&fimc_0 {
207 status = "okay";
208 assigned-clocks = <&clock CLK_MOUT_FIMC0>,
209 <&clock CLK_SCLK_FIMC0>;
210 assigned-clock-parents = <&clock CLK_SCLK_MPLL>;
211 assigned-clock-rates = <0>, <160000000>;
212};
213
214&fimc_1 {
215 status = "okay";
216 assigned-clocks = <&clock CLK_MOUT_FIMC1>,
217 <&clock CLK_SCLK_FIMC1>;
218 assigned-clock-parents = <&clock CLK_SCLK_MPLL>;
219 assigned-clock-rates = <0>, <160000000>;
220};
221
222&fimc_2 {
223 status = "okay";
224 assigned-clocks = <&clock CLK_MOUT_FIMC2>,
225 <&clock CLK_SCLK_FIMC2>;
226 assigned-clock-parents = <&clock CLK_SCLK_MPLL>;
227 assigned-clock-rates = <0>, <160000000>;
228};
229
230&fimc_3 {
231 status = "okay";
232 assigned-clocks = <&clock CLK_MOUT_FIMC3>,
233 <&clock CLK_SCLK_FIMC3>;
234 assigned-clock-parents = <&clock CLK_SCLK_MPLL>;
235 assigned-clock-rates = <0>, <160000000>;
236};
237
238&fimd {
239 pinctrl-0 = <&lcd_clk>, <&lcd_data24>;
240 pinctrl-names = "default";
241 status = "okay";
242 samsung,invert-vden;
243 samsung,invert-vclk;
244 #address-cells = <1>;
245 #size-cells = <0>;
246 port@3 {
247 reg = <3>;
248 fimd_dpi_ep: endpoint {
249 remote-endpoint = <&lcd_ep>;
250 };
251 };
252};
253
254&gpu {
255 mali-supply = <&buck2_reg>;
256 status = "okay";
257};
258
259&hdmi {
260 hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
261 pinctrl-names = "default";
262 pinctrl-0 = <&hdmi_hpd>;
263 hdmi-en-supply = <&hdmi_en>;
264 vdd-supply = <&ldo3_reg>;
265 vdd_osc-supply = <&ldo4_reg>;
266 vdd_pll-supply = <&ldo3_reg>;
267 ddc = <&hdmi_ddc>;
268 status = "okay";
269};
270
271&hsotg {
272 vusb_d-supply = <&ldo3_reg>;
273 vusb_a-supply = <&ldo8_reg>;
274 dr_mode = "peripheral";
275 status = "okay";
276};
277
278&i2c_3 {
279 samsung,i2c-sda-delay = <100>;
280 samsung,i2c-slave-addr = <0x10>;
281 samsung,i2c-max-bus-freq = <100000>;
282 pinctrl-0 = <&i2c3_bus>;
283 pinctrl-names = "default";
284 status = "okay";
285
286 tsp@4a {
287 /* TBD: Atmel maXtouch touchscreen */
288 reg = <0x4a>;
289 };
290};
291
292&i2c_5 {
293 samsung,i2c-sda-delay = <100>;
294 samsung,i2c-slave-addr = <0x10>;
295 samsung,i2c-max-bus-freq = <100000>;
296 pinctrl-0 = <&i2c5_bus>;
297 pinctrl-names = "default";
298 status = "okay";
299
300 vdd_arm_reg: pmic@60 {
301 compatible = "maxim,max8952";
302 reg = <0x60>;
303
304 max8952,vid-gpios = <&gpx0 3 GPIO_ACTIVE_HIGH>,
305 <&gpx0 4 GPIO_ACTIVE_HIGH>;
306 max8952,default-mode = <0>;
307 max8952,dvs-mode-microvolt = <1250000>, <1200000>,
308 <1050000>, <950000>;
309 max8952,sync-freq = <0>;
310 max8952,ramp-speed = <0>;
311
312 regulator-name = "VARM_1.2V_C210";
313 regulator-min-microvolt = <770000>;
314 regulator-max-microvolt = <1400000>;
315 regulator-always-on;
316 regulator-boot-on;
317 };
318
319 pmic@66 {
320 compatible = "national,lp3974";
321 interrupts-extended = <&gpx0 7 0>, <&gpx2 7 0>;
322 pinctrl-names = "default";
323 pinctrl-0 = <&lp3974_irq>;
324 reg = <0x66>;
325
326 max8998,pmic-buck1-default-dvs-idx = <0>;
327 max8998,pmic-buck1-dvs-gpios = <&gpx0 5 GPIO_ACTIVE_HIGH>,
328 <&gpx0 6 GPIO_ACTIVE_HIGH>;
329 max8998,pmic-buck1-dvs-voltage = <1100000>, <1000000>,
330 <1100000>, <1000000>;
331
332 max8998,pmic-buck2-default-dvs-idx = <0>;
333 max8998,pmic-buck2-dvs-gpio = <&gpe2 0 GPIO_ACTIVE_HIGH>;
334 max8998,pmic-buck2-dvs-voltage = <1200000>, <1100000>;
335
336 regulators {
337 ldo2_reg: LDO2 {
338 regulator-name = "VALIVE_1.2V";
339 regulator-min-microvolt = <1200000>;
340 regulator-max-microvolt = <1200000>;
341 regulator-always-on;
342 };
343
344 ldo3_reg: LDO3 {
345 regulator-name = "VUSB+MIPI_1.1V";
346 regulator-min-microvolt = <1100000>;
347 regulator-max-microvolt = <1100000>;
348 regulator-always-on;
349 };
350
351 ldo4_reg: LDO4 {
352 regulator-name = "VADC_3.3V";
353 regulator-min-microvolt = <3300000>;
354 regulator-max-microvolt = <3300000>;
355 };
356
357 ldo5_reg: LDO5 {
358 regulator-name = "VTF_2.8V";
359 regulator-min-microvolt = <2800000>;
360 regulator-max-microvolt = <2800000>;
361 };
362
363 ldo6_reg: LDO6 {
364 regulator-name = "LDO6";
365 regulator-min-microvolt = <2000000>;
366 regulator-max-microvolt = <2000000>;
367 };
368
369 ldo7_reg: LDO7 {
370 regulator-name = "VLCD+VMIPI_1.8V";
371 regulator-min-microvolt = <1800000>;
372 regulator-max-microvolt = <1800000>;
373 };
374
375 ldo8_reg: LDO8 {
376 regulator-name = "VUSB+VDAC_3.3V";
377 regulator-min-microvolt = <3300000>;
378 regulator-max-microvolt = <3300000>;
379 regulator-always-on;
380 };
381
382 ldo9_reg: LDO9 {
383 regulator-name = "VCC_2.8V";
384 regulator-min-microvolt = <2800000>;
385 regulator-max-microvolt = <2800000>;
386 regulator-always-on;
387 };
388
389 ldo10_reg: LDO10 {
390 regulator-name = "VPLL_1.1V";
391 regulator-min-microvolt = <1100000>;
392 regulator-max-microvolt = <1100000>;
393 regulator-boot-on;
394 regulator-always-on;
395 };
396
397 ldo11_reg: LDO11 {
398 regulator-name = "CAM_AF_3.3V";
399 regulator-min-microvolt = <3300000>;
400 regulator-max-microvolt = <3300000>;
401 };
402
403 ldo12_reg: LDO12 {
404 regulator-name = "PS_2.8V";
405 regulator-min-microvolt = <2800000>;
406 regulator-max-microvolt = <2800000>;
407 };
408
409 ldo13_reg: LDO13 {
410 regulator-name = "VHIC_1.2V";
411 regulator-min-microvolt = <1200000>;
412 regulator-max-microvolt = <1200000>;
413 };
414
415 ldo14_reg: LDO14 {
416 regulator-name = "CAM_I_HOST_1.8V";
417 regulator-min-microvolt = <1800000>;
418 regulator-max-microvolt = <1800000>;
419 };
420
421 ldo15_reg: LDO15 {
422 regulator-name = "CAM_S_DIG+FM33_CORE_1.2V";
423 regulator-min-microvolt = <1200000>;
424 regulator-max-microvolt = <1200000>;
425 };
426
427 ldo16_reg: LDO16 {
428 regulator-name = "CAM_S_ANA_2.8V";
429 regulator-min-microvolt = <2800000>;
430 regulator-max-microvolt = <2800000>;
431 };
432
433 ldo17_reg: LDO17 {
434 regulator-name = "VCC_3.0V_LCD";
435 regulator-min-microvolt = <3000000>;
436 regulator-max-microvolt = <3000000>;
437 };
438
439 buck1_reg: BUCK1 {
440 regulator-name = "VINT_1.1V";
441 regulator-min-microvolt = <750000>;
442 regulator-max-microvolt = <1500000>;
443 regulator-boot-on;
444 regulator-always-on;
445 };
446
447 buck2_reg: BUCK2 {
448 regulator-name = "VG3D_1.1V";
449 regulator-min-microvolt = <750000>;
450 regulator-max-microvolt = <1500000>;
451 regulator-boot-on;
452 };
453
454 buck3_reg: BUCK3 {
455 regulator-name = "VCC_1.8V";
456 regulator-min-microvolt = <1800000>;
457 regulator-max-microvolt = <1800000>;
458 regulator-always-on;
459 };
460
461 buck4_reg: BUCK4 {
462 regulator-name = "VMEM_1.2V";
463 regulator-min-microvolt = <1200000>;
464 regulator-max-microvolt = <1200000>;
465 regulator-always-on;
466 };
467
468 ap32khz_reg: EN32KHz-AP {
469 regulator-name = "32KHz AP";
470 regulator-always-on;
471 };
472
473 cp32khz_reg: EN32KHz-CP {
474 regulator-name = "32KHz CP";
475 };
476
477 vichg_reg: ENVICHG {
478 regulator-name = "VICHG";
479 };
480
481 safeout1_reg: ESAFEOUT1 {
482 regulator-name = "SAFEOUT1";
483 };
484
485 safeout2_reg: ESAFEOUT2 {
486 regulator-name = "SAFEOUT2";
487 regulator-boot-on;
488 };
489 };
490 };
491};
492
493&i2c_8 {
494 status = "okay";
495};
496
497&mct {
498 compatible = "none";
499};
500
501&mdma1 {
502 /* Use the secure mdma0 */
503 status = "disabled";
504};
505
506&mixer {
507 status = "okay";
508};
509
510&ohci {
511 status = "okay";
512};
513
514&pinctrl_1 {
515 lp3974_irq: lp3974-irq {
516 samsung,pins = "gpx0-7", "gpx2-7";
517 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
518 };
519
520 hdmi_hpd: hdmi-hpd {
521 samsung,pins = "gpx3-7";
522 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
523 };
524};
525
526&pinctrl_0 {
527 i2c_ddc_bus: i2c-ddc-bus {
528 samsung,pins = "gpe4-2", "gpe4-3";
529 samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
530 samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
531 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
532 };
533};
534
535&pwm {
536 compatible = "samsung,s5p6440-pwm";
537 status = "okay";
538};
539
540&sdhci_0 {
541 bus-width = <8>;
542 non-removable;
543 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus8>;
544 pinctrl-names = "default";
545 vmmc-supply = <&vemmc_reg>;
546 status = "okay";
547};
548
549&sdhci_2 {
550 bus-width = <4>;
551 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>;
552 pinctrl-names = "default";
553 vmmc-supply = <&ldo5_reg>;
554 cd-gpios = <&gpx3 4 GPIO_ACTIVE_LOW>;
555 status = "okay";
556};
557
558&sdhci_3 {
559 status = "okay";
560
561 #address-cells = <1>;
562 #size-cells = <0>;
563
564 non-removable;
565 bus-width = <4>;
566 mmc-pwrseq = <&wlan_pwrseq>;
567 vmmc-supply = <&ldo5_reg>;
568
569 pinctrl-names = "default";
570 pinctrl-0 = <&sd3_clk>, <&sd3_cmd>, <&sd3_bus4>;
571
572 brcmf: wifi@1 {
573 compatible = "brcm,bcm4330-fmac";
574 reg = <1>;
575 interrupt-parent = <&gpx2>;
576 interrupts = <5 IRQ_TYPE_LEVEL_HIGH>;
577 interrupt-names = "host-wake";
578 };
579};
580
581&serial_0 {
582 status = "okay";
583 /delete-property/dmas;
584 /delete-property/dma-names;
585};
586
587&serial_1 {
588 status = "okay";
589 /delete-property/dmas;
590 /delete-property/dma-names;
591};
592
593&serial_2 {
594 status = "okay";
595 /delete-property/dmas;
596 /delete-property/dma-names;
597};
598
599&serial_3 {
600 status = "okay";
601 /delete-property/dmas;
602 /delete-property/dma-names;
603};
604
605&soc {
606 mdma0: mdma@12840000 {
607 compatible = "arm,pl330", "arm,primecell";
608 reg = <0x12840000 0x1000>;
609 interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
610 clocks = <&clock CLK_MDMA>;
611 clock-names = "apb_pclk";
612 #dma-cells = <1>;
613 #dma-channels = <8>;
614 #dma-requests = <1>;
615 power-domains = <&pd_lcd0>;
616 };
617};
618
619&sysram {
620 smp-sram@0 {
621 status = "disabled";
622 };
623
624 smp-sram@5000 {
625 compatible = "samsung,exynos4210-sysram";
626 reg = <0x5000 0x1000>;
627 };
628
629 smp-sram@1f000 {
630 status = "disabled";
631 };
632};