1/*
2 * Common definition for Hardkernel's Exynos4412 based ODROID-X/X2/U2/U3 boards
3 * device tree source
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
8*/
9
10#include <dt-bindings/sound/samsung-i2s.h>
11#include <dt-bindings/input/input.h>
12#include <dt-bindings/clock/maxim,max77686.h>
13#include "exynos4412.dtsi"
14#include <dt-bindings/gpio/gpio.h>
15
16/ {
17	chosen {
18		stdout-path = &serial_1;
19	};
20
21	firmware@0204F000 {
22		compatible = "samsung,secure-firmware";
23		reg = <0x0204F000 0x1000>;
24	};
25
26	gpio_keys {
27		compatible = "gpio-keys";
28		pinctrl-names = "default";
29		pinctrl-0 = <&gpio_power_key>;
30
31		power_key {
32			interrupt-parent = <&gpx1>;
33			interrupts = <3 0>;
34			gpios = <&gpx1 3 GPIO_ACTIVE_LOW>;
35			linux,code = <KEY_POWER>;
36			label = "power key";
37			debounce-interval = <10>;
38			gpio-key,wakeup;
39		};
40	};
41
42	sound: sound {
43		compatible = "simple-audio-card";
44		assigned-clocks = <&clock_audss EXYNOS_MOUT_AUDSS>,
45				<&clock_audss EXYNOS_MOUT_I2S>,
46				<&clock_audss EXYNOS_DOUT_SRP>,
47				<&clock_audss EXYNOS_DOUT_AUD_BUS>;
48		assigned-clock-parents = <&clock CLK_FOUT_EPLL>,
49				<&clock_audss EXYNOS_MOUT_AUDSS>;
50		assigned-clock-rates = <0>,
51				<0>,
52				<192000000>,
53				<19200000>;
54
55		simple-audio-card,format = "i2s";
56		simple-audio-card,bitclock-master = <&link0_codec>;
57		simple-audio-card,frame-master = <&link0_codec>;
58
59		simple-audio-card,cpu {
60			sound-dai = <&i2s0 0>;
61			system-clock-frequency = <19200000>;
62		};
63
64		link0_codec: simple-audio-card,codec {
65			sound-dai = <&max98090>;
66			clocks = <&i2s0 CLK_I2S_CDCLK>;
67		};
68	};
69
70	emmc_pwrseq: pwrseq {
71		pinctrl-0 = <&sd1_cd>;
72		pinctrl-names = "default";
73		compatible = "mmc-pwrseq-emmc";
74		reset-gpios = <&gpk1 2 GPIO_ACTIVE_LOW>;
75	};
76
77	camera {
78		status = "okay";
79		pinctrl-names = "default";
80		pinctrl-0 = <>;
81	};
82
83	fixed-rate-clocks {
84		xxti {
85			compatible = "samsung,clock-xxti";
86			clock-frequency = <0>;
87		};
88
89		xusbxti {
90			compatible = "samsung,clock-xusbxti";
91			clock-frequency = <24000000>;
92		};
93	};
94
95	thermal-zones {
96		cpu_thermal: cpu-thermal {
97			cooling-maps {
98				map0 {
99				     /* Corresponds to 800MHz at freq_table */
100				     cooling-device = <&cpu0 7 7>;
101				};
102				map1 {
103				     /* Corresponds to 200MHz at freq_table */
104				     cooling-device = <&cpu0 13 13>;
105			       };
106		       };
107		};
108	};
109};
110
111&cpu0 {
112	cpu0-supply = <&buck2_reg>;
113};
114
115/* RSTN signal for eMMC */
116&sd1_cd {
117	samsung,pin-pud = <0>;
118	samsung,pin-drv = <0>;
119};
120
121&pinctrl_1 {
122	gpio_power_key: power_key {
123		samsung,pins = "gpx1-3";
124		samsung,pin-pud = <0>;
125	};
126
127	max77686_irq: max77686-irq {
128		samsung,pins = "gpx3-2";
129		samsung,pin-function = <0>;
130		samsung,pin-pud = <0>;
131		samsung,pin-drv = <0>;
132	};
133
134	hdmi_hpd: hdmi-hpd {
135		samsung,pins = "gpx3-7";
136		samsung,pin-pud = <1>;
137	};
138};
139
140&ehci {
141	status = "okay";
142};
143
144&exynos_usbphy {
145	status = "okay";
146};
147
148&fimc_0 {
149	status = "okay";
150	assigned-clocks = <&clock CLK_MOUT_FIMC0>,
151			<&clock CLK_SCLK_FIMC0>;
152	assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
153	assigned-clock-rates = <0>, <176000000>;
154};
155
156&fimc_1 {
157	status = "okay";
158	assigned-clocks = <&clock CLK_MOUT_FIMC1>,
159			<&clock CLK_SCLK_FIMC1>;
160	assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
161	assigned-clock-rates = <0>, <176000000>;
162};
163
164&fimc_2 {
165	status = "okay";
166	assigned-clocks = <&clock CLK_MOUT_FIMC2>,
167			<&clock CLK_SCLK_FIMC2>;
168	assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
169	assigned-clock-rates = <0>, <176000000>;
170};
171
172&fimc_3 {
173	status = "okay";
174	assigned-clocks = <&clock CLK_MOUT_FIMC3>,
175			<&clock CLK_SCLK_FIMC3>;
176	assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
177	assigned-clock-rates = <0>, <176000000>;
178};
179
180&hdmi {
181	hpd-gpio = <&gpx3 7 GPIO_ACTIVE_HIGH>;
182	pinctrl-names = "default";
183	pinctrl-0 = <&hdmi_hpd>;
184	vdd-supply = <&ldo8_reg>;
185	vdd_osc-supply = <&ldo10_reg>;
186	vdd_pll-supply = <&ldo8_reg>;
187	ddc = <&i2c_2>;
188	status = "okay";
189};
190
191&hsotg {
192	dr_mode = "peripheral";
193	status = "okay";
194	vusb_d-supply = <&ldo15_reg>;
195	vusb_a-supply = <&ldo12_reg>;
196};
197
198&i2c_0 {
199	samsung,i2c-sda-delay = <100>;
200	samsung,i2c-max-bus-freq = <400000>;
201	status = "okay";
202
203	usb3503: usb3503@08 {
204		compatible = "smsc,usb3503";
205		reg = <0x08>;
206
207		intn-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>;
208		connect-gpios = <&gpx3 4 GPIO_ACTIVE_HIGH>;
209		reset-gpios = <&gpx3 5 GPIO_ACTIVE_HIGH>;
210		initial-mode = <1>;
211	};
212
213	max77686: pmic@09 {
214		compatible = "maxim,max77686";
215		interrupt-parent = <&gpx3>;
216		interrupts = <2 0>;
217		pinctrl-names = "default";
218		pinctrl-0 = <&max77686_irq>;
219		reg = <0x09>;
220		#clock-cells = <1>;
221
222		voltage-regulators {
223			ldo1_reg: LDO1 {
224				regulator-name = "VDD_ALIVE_1.0V";
225				regulator-min-microvolt = <1000000>;
226				regulator-max-microvolt = <1000000>;
227				regulator-always-on;
228			};
229
230			ldo2_reg: LDO2 {
231				regulator-name = "VDDQ_M1_2_1.8V";
232				regulator-min-microvolt = <1800000>;
233				regulator-max-microvolt = <1800000>;
234				regulator-always-on;
235			};
236
237			ldo3_reg: LDO3 {
238				regulator-name = "VDDQ_EXT_1.8V";
239				regulator-min-microvolt = <1800000>;
240				regulator-max-microvolt = <1800000>;
241				regulator-always-on;
242			};
243
244			ldo4_reg: LDO4 {
245				regulator-name = "VDDQ_MMC2_2.8V";
246				regulator-min-microvolt = <2800000>;
247				regulator-max-microvolt = <2800000>;
248				regulator-always-on;
249				regulator-boot-on;
250			};
251
252			ldo5_reg: LDO5 {
253				regulator-name = "VDDQ_MMC1_3_1.8V";
254				regulator-min-microvolt = <1800000>;
255				regulator-max-microvolt = <1800000>;
256				regulator-always-on;
257				regulator-boot-on;
258			};
259
260			ldo6_reg: LDO6 {
261				regulator-name = "VDD10_MPLL_1.0V";
262				regulator-min-microvolt = <1000000>;
263				regulator-max-microvolt = <1000000>;
264				regulator-always-on;
265			};
266
267			ldo7_reg: LDO7 {
268				regulator-name = "VDD10_XPLL_1.0V";
269				regulator-min-microvolt = <1000000>;
270				regulator-max-microvolt = <1000000>;
271				regulator-always-on;
272			};
273
274			ldo8_reg: LDO8 {
275				regulator-name = "VDD10_HDMI_1.0V";
276				regulator-min-microvolt = <1000000>;
277				regulator-max-microvolt = <1000000>;
278			};
279
280			ldo10_reg: LDO10 {
281				regulator-name = "VDDQ_MIPIHSI_1.8V";
282				regulator-min-microvolt = <1800000>;
283				regulator-max-microvolt = <1800000>;
284			};
285
286			ldo11_reg: LDO11 {
287				regulator-name = "VDD18_ABB1_1.8V";
288				regulator-min-microvolt = <1800000>;
289				regulator-max-microvolt = <1800000>;
290				regulator-always-on;
291			};
292
293			ldo12_reg: LDO12 {
294				regulator-name = "VDD33_USB_3.3V";
295				regulator-min-microvolt = <3300000>;
296				regulator-max-microvolt = <3300000>;
297				regulator-always-on;
298				regulator-boot-on;
299			};
300
301			ldo13_reg: LDO13 {
302				regulator-name = "VDDQ_C2C_W_1.8V";
303				regulator-min-microvolt = <1800000>;
304				regulator-max-microvolt = <1800000>;
305				regulator-always-on;
306				regulator-boot-on;
307			};
308
309			ldo14_reg: LDO14 {
310				regulator-name = "VDD18_ABB0_2_1.8V";
311				regulator-min-microvolt = <1800000>;
312				regulator-max-microvolt = <1800000>;
313				regulator-always-on;
314				regulator-boot-on;
315			};
316
317			ldo15_reg: LDO15 {
318				regulator-name = "VDD10_HSIC_1.0V";
319				regulator-min-microvolt = <1000000>;
320				regulator-max-microvolt = <1000000>;
321				regulator-always-on;
322				regulator-boot-on;
323			};
324
325			ldo16_reg: LDO16 {
326				regulator-name = "VDD18_HSIC_1.8V";
327				regulator-min-microvolt = <1800000>;
328				regulator-max-microvolt = <1800000>;
329				regulator-always-on;
330				regulator-boot-on;
331			};
332
333			ldo20_reg: LDO20 {
334				regulator-name = "LDO20_1.8V";
335				regulator-min-microvolt = <1800000>;
336				regulator-max-microvolt = <1800000>;
337				regulator-boot-on;
338			};
339
340			ldo21_reg: LDO21 {
341				regulator-name = "LDO21_3.3V";
342				regulator-min-microvolt = <3300000>;
343				regulator-max-microvolt = <3300000>;
344				regulator-always-on;
345				regulator-boot-on;
346			};
347
348			ldo25_reg: LDO25 {
349				regulator-name = "VDDQ_LCD_1.8V";
350				regulator-min-microvolt = <1800000>;
351				regulator-max-microvolt = <1800000>;
352				regulator-always-on;
353				regulator-boot-on;
354			};
355
356			buck1_reg: BUCK1 {
357				regulator-name = "vdd_mif";
358				regulator-min-microvolt = <1000000>;
359				regulator-max-microvolt = <1000000>;
360				regulator-always-on;
361				regulator-boot-on;
362			};
363
364			buck2_reg: BUCK2 {
365				regulator-name = "vdd_arm";
366				regulator-min-microvolt = <900000>;
367				regulator-max-microvolt = <1350000>;
368				regulator-always-on;
369				regulator-boot-on;
370			};
371
372			buck3_reg: BUCK3 {
373				regulator-name = "vdd_int";
374				regulator-min-microvolt = <1000000>;
375				regulator-max-microvolt = <1000000>;
376				regulator-always-on;
377				regulator-boot-on;
378			};
379
380			buck4_reg: BUCK4 {
381				regulator-name = "vdd_g3d";
382				regulator-min-microvolt = <900000>;
383				regulator-max-microvolt = <1100000>;
384				regulator-microvolt-offset = <50000>;
385			};
386
387			buck5_reg: BUCK5 {
388				regulator-name = "VDDQ_CKEM1_2_1.2V";
389				regulator-min-microvolt = <1200000>;
390				regulator-max-microvolt = <1200000>;
391				regulator-always-on;
392				regulator-boot-on;
393			};
394
395			buck6_reg: BUCK6 {
396				regulator-name = "BUCK6_1.35V";
397				regulator-min-microvolt = <1350000>;
398				regulator-max-microvolt = <1350000>;
399				regulator-always-on;
400				regulator-boot-on;
401			};
402
403			buck7_reg: BUCK7 {
404				regulator-name = "BUCK7_2.0V";
405				regulator-min-microvolt = <2000000>;
406				regulator-max-microvolt = <2000000>;
407				regulator-always-on;
408			};
409
410			buck8_reg: BUCK8 {
411				regulator-name = "BUCK8_2.8V";
412				regulator-min-microvolt = <2800000>;
413				regulator-max-microvolt = <2800000>;
414			};
415		};
416	};
417};
418
419&i2c_1 {
420	status = "okay";
421	max98090: max98090@10 {
422		compatible = "maxim,max98090";
423		reg = <0x10>;
424		interrupt-parent = <&gpx0>;
425		interrupts = <0 0>;
426		clocks = <&i2s0 CLK_I2S_CDCLK>;
427		clock-names = "mclk";
428		#sound-dai-cells = <0>;
429	};
430};
431
432&i2c_2 {
433	status = "okay";
434};
435
436&i2c_8 {
437	status = "okay";
438};
439
440&i2s0 {
441	pinctrl-0 = <&i2s0_bus>;
442	pinctrl-names = "default";
443	status = "okay";
444	clocks = <&clock_audss EXYNOS_I2S_BUS>,
445		 <&clock_audss EXYNOS_DOUT_AUD_BUS>,
446		 <&clock_audss EXYNOS_SCLK_I2S>;
447	clock-names = "iis", "i2s_opclk0", "i2s_opclk1";
448};
449
450&mixer {
451	status = "okay";
452};
453
454&mshc_0 {
455	pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
456	pinctrl-names = "default";
457	vmmc-supply = <&ldo20_reg &buck8_reg>;
458	mmc-pwrseq = <&emmc_pwrseq>;
459	status = "okay";
460
461	num-slots = <1>;
462	broken-cd;
463	card-detect-delay = <200>;
464	samsung,dw-mshc-ciu-div = <3>;
465	samsung,dw-mshc-sdr-timing = <2 3>;
466	samsung,dw-mshc-ddr-timing = <1 2>;
467	bus-width = <8>;
468	cap-mmc-highspeed;
469};
470
471&rtc {
472	status = "okay";
473	clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>;
474	clock-names = "rtc", "rtc_src";
475};
476
477&sdhci_2 {
478	bus-width = <4>;
479	pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
480	pinctrl-names = "default";
481	vmmc-supply = <&ldo4_reg &ldo21_reg>;
482	cd-gpios = <&gpk2 2 GPIO_ACTIVE_HIGH>;
483	cd-inverted;
484	status = "okay";
485};
486
487&serial_0 {
488	status = "okay";
489};
490
491&serial_1 {
492	status = "okay";
493};
494
495&tmu {
496	vtmu-supply = <&ldo10_reg>;
497	status = "okay";
498};
499
500&watchdog {
501	status = "okay";
502};
503