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};
633