xref: /openbmc/linux/arch/mips/boot/dts/ingenic/ci20.dts (revision 34d4b67e)
1// SPDX-License-Identifier: GPL-2.0
2/dts-v1/;
3
4#include "jz4780.dtsi"
5#include <dt-bindings/clock/ingenic,tcu.h>
6#include <dt-bindings/gpio/gpio.h>
7#include <dt-bindings/input/input.h>
8#include <dt-bindings/interrupt-controller/irq.h>
9#include <dt-bindings/regulator/active-semi,8865-regulator.h>
10
11/ {
12	compatible = "img,ci20", "ingenic,jz4780";
13
14	aliases {
15		serial0 = &uart0;
16		serial1 = &uart1;
17		serial3 = &uart3;
18		serial4 = &uart4;
19	};
20
21	chosen {
22		stdout-path = &uart4;
23	};
24
25	memory {
26		device_type = "memory";
27		reg = <0x0 0x10000000
28		       0x30000000 0x30000000>;
29	};
30
31	gpio-keys {
32		compatible = "gpio-keys";
33
34		switch {
35			label = "ci20:sw1";
36			linux,code = <KEY_F13>;
37			gpios = <&gpd 17 GPIO_ACTIVE_HIGH>;
38			wakeup-source;
39		};
40	};
41
42	leds {
43		compatible = "gpio-leds";
44
45		led-0 {
46			label = "ci20:red:led0";
47			gpios = <&gpc 3 GPIO_ACTIVE_HIGH>;
48			linux,default-trigger = "none";
49		};
50
51		led-1 {
52			label = "ci20:red:led1";
53			gpios = <&gpc 2 GPIO_ACTIVE_HIGH>;
54			linux,default-trigger = "nand-disk";
55		};
56
57		led-2 {
58			label = "ci20:red:led2";
59			gpios = <&gpc 1 GPIO_ACTIVE_HIGH>;
60			linux,default-trigger = "cpu1";
61		};
62
63		led-3 {
64			label = "ci20:red:led3";
65			gpios = <&gpc 0 GPIO_ACTIVE_HIGH>;
66			linux,default-trigger = "cpu0";
67		};
68	};
69
70	eth0_power: fixedregulator-0 {
71		compatible = "regulator-fixed";
72
73		regulator-name = "eth0_power";
74		regulator-min-microvolt = <3300000>;
75		regulator-max-microvolt = <3300000>;
76
77		gpio = <&gpb 25 0>;
78		enable-active-high;
79	};
80
81	hdmi_out: connector {
82		compatible = "hdmi-connector";
83		label = "HDMI OUT";
84		type = "a";
85
86		ddc-en-gpios = <&gpa 25 GPIO_ACTIVE_HIGH>;
87
88		port {
89			hdmi_con: endpoint {
90				remote-endpoint = <&dw_hdmi_out>;
91			};
92		};
93	};
94
95	ir: ir {
96		compatible = "gpio-ir-receiver";
97		gpios = <&gpe 3 GPIO_ACTIVE_LOW>;
98	};
99
100	wlan0_power: fixedregulator-1 {
101		compatible = "regulator-fixed";
102
103		regulator-name = "wlan0_power";
104
105		gpio = <&gpb 19 0>;
106		enable-active-high;
107	};
108
109	otg_power: fixedregulator-2 {
110		compatible = "regulator-fixed";
111
112		regulator-name = "otg_power";
113		regulator-min-microvolt = <5000000>;
114		regulator-max-microvolt = <5000000>;
115
116		gpio = <&gpf 15 0>;
117		enable-active-high;
118	};
119};
120
121&ext {
122	clock-frequency = <48000000>;
123};
124
125&cgu {
126	/*
127	 * Use the 32.768 kHz oscillator as the parent of the RTC for a higher
128	 * precision.
129	 */
130	assigned-clocks = <&cgu JZ4780_CLK_OTGPHY>, <&cgu JZ4780_CLK_RTC>,
131			  <&cgu JZ4780_CLK_SSIPLL>, <&cgu JZ4780_CLK_SSI>,
132			  <&cgu JZ4780_CLK_HDMI>;
133	assigned-clock-parents = <0>, <&cgu JZ4780_CLK_RTCLK>,
134				 <&cgu JZ4780_CLK_MPLL>,
135				 <&cgu JZ4780_CLK_SSIPLL>;
136	assigned-clock-rates = <48000000>, <0>, <54000000>, <0>, <27000000>;
137};
138
139&tcu {
140	/*
141	 * 750 kHz for the system timers and clocksource,
142	 * use channel #0 and #1 for the per cpu system timers,
143	 * and use channel #2 for the clocksource.
144	 *
145	 * 3000 kHz for the OST timer to provide a higher
146	 * precision clocksource.
147	 */
148	assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER1>,
149					  <&tcu TCU_CLK_TIMER2>, <&tcu TCU_CLK_OST>;
150	assigned-clock-rates = <750000>, <750000>, <750000>, <3000000>;
151};
152
153&mmc0 {
154	status = "okay";
155
156	bus-width = <4>;
157	max-frequency = <50000000>;
158
159	pinctrl-names = "default";
160	pinctrl-0 = <&pins_mmc0>;
161
162	cd-gpios = <&gpf 20 GPIO_ACTIVE_LOW>;
163};
164
165&mmc1 {
166	status = "okay";
167
168	bus-width = <4>;
169	max-frequency = <50000000>;
170	non-removable;
171
172	pinctrl-names = "default";
173	pinctrl-0 = <&pins_mmc1>;
174
175	brcmf: wifi@1 {
176/*		reg = <4>;*/
177		compatible = "brcm,bcm4330-fmac";
178		vcc-supply = <&wlan0_power>;
179		device-wakeup-gpios = <&gpd 9 GPIO_ACTIVE_HIGH>;
180		shutdown-gpios = <&gpf 7 GPIO_ACTIVE_LOW>;
181	};
182};
183
184&uart0 {
185	status = "okay";
186
187	pinctrl-names = "default";
188	pinctrl-0 = <&pins_uart0>;
189};
190
191&uart1 {
192	status = "okay";
193
194	pinctrl-names = "default";
195	pinctrl-0 = <&pins_uart1>;
196};
197
198&uart2 {
199	status = "okay";
200
201	pinctrl-names = "default";
202	pinctrl-0 = <&pins_uart2>;
203	uart-has-rtscts;
204
205	bluetooth {
206		compatible = "brcm,bcm4330-bt";
207		reset-gpios = <&gpf 8 GPIO_ACTIVE_HIGH>;
208		vcc-supply = <&wlan0_power>;
209		device-wakeup-gpios = <&gpf 5 GPIO_ACTIVE_HIGH>;
210		host-wakeup-gpios = <&gpf 6 GPIO_ACTIVE_HIGH>;
211		shutdown-gpios = <&gpf 4 GPIO_ACTIVE_LOW>;
212	};
213};
214
215&uart3 {
216	status = "okay";
217
218	pinctrl-names = "default";
219	pinctrl-0 = <&pins_uart3>;
220};
221
222&uart4 {
223	status = "okay";
224
225	pinctrl-names = "default";
226	pinctrl-0 = <&pins_uart4>;
227};
228
229&i2c0 {
230	status = "okay";
231
232	pinctrl-names = "default";
233	pinctrl-0 = <&pins_i2c0>;
234
235	clock-frequency = <400000>;
236
237	act8600: act8600@5a {
238		compatible = "active-semi,act8600";
239		reg = <0x5a>;
240
241		regulators {
242			vddcore: DCDC1 {
243				regulator-min-microvolt = <1100000>;
244				regulator-max-microvolt = <1100000>;
245				vp1-supply = <&vcc_33v>;
246				regulator-always-on;
247			};
248			vddmem: DCDC2 {
249				regulator-min-microvolt = <1500000>;
250				regulator-max-microvolt = <1500000>;
251				vp2-supply = <&vcc_33v>;
252				regulator-always-on;
253			};
254			vcc_33: DCDC3 {
255				regulator-min-microvolt = <3300000>;
256				regulator-max-microvolt = <3300000>;
257				vp3-supply = <&vcc_33v>;
258				regulator-always-on;
259			};
260			vcc_50: SUDCDC_REG4 {
261				regulator-min-microvolt = <5000000>;
262				regulator-max-microvolt = <5000000>;
263				regulator-always-on;
264			};
265			vcc_25: LDO5 {
266				regulator-min-microvolt = <2500000>;
267				regulator-max-microvolt = <2500000>;
268				inl-supply = <&vcc_33v>;
269				regulator-always-on;
270			};
271			wifi_io: LDO6 {
272				regulator-min-microvolt = <2500000>;
273				regulator-max-microvolt = <2500000>;
274				inl-supply = <&vcc_33v>;
275			};
276			cim_io_28: LDO7 {
277				regulator-min-microvolt = <2800000>;
278				regulator-max-microvolt = <2800000>;
279				inl-supply = <&vcc_33v>;
280			};
281			cim_io_15: LDO8 {
282				regulator-min-microvolt = <1500000>;
283				regulator-max-microvolt = <1500000>;
284				inl-supply = <&vcc_33v>;
285			};
286			vrtc_18: LDO_REG9 {
287				/* Despite the datasheet stating 3.3V
288				 * for REG9 and the driver expecting that,
289				 * REG9 outputs 1.8V.
290				 * Likely the CI20 uses a proprietary
291				 * factory programmed chip variant.
292				 * Since this is a simple on/off LDO the
293				 * exact values do not matter.
294				 */
295				regulator-min-microvolt = <3300000>;
296				regulator-max-microvolt = <3300000>;
297				regulator-always-on;
298			};
299			vcc_11: LDO_REG10 {
300				regulator-min-microvolt = <1200000>;
301				regulator-max-microvolt = <1200000>;
302				regulator-always-on;
303			};
304		};
305	};
306};
307
308&i2c1 {
309	status = "okay";
310
311	pinctrl-names = "default";
312	pinctrl-0 = <&pins_i2c1>;
313
314};
315
316&i2c2 {
317	status = "okay";
318
319	pinctrl-names = "default";
320	pinctrl-0 = <&pins_i2c2>;
321
322};
323
324&i2c3 {
325	status = "okay";
326
327	pinctrl-names = "default";
328	pinctrl-0 = <&pins_i2c3>;
329
330};
331
332&i2c4 {
333	status = "okay";
334
335	pinctrl-names = "default";
336	pinctrl-0 = <&pins_i2c4>;
337
338	clock-frequency = <400000>;
339
340		rtc@51 {
341			compatible = "nxp,pcf8563";
342			reg = <0x51>;
343
344			interrupt-parent = <&gpf>;
345			interrupts = <30 IRQ_TYPE_LEVEL_LOW>;
346		};
347};
348
349&nemc {
350	status = "okay";
351
352	nandc: nand-controller@1 {
353		compatible = "ingenic,jz4780-nand";
354		reg = <1 0 0x1000000>;
355
356		#address-cells = <1>;
357		#size-cells = <0>;
358
359		ingenic,bch-controller = <&bch>;
360
361		ingenic,nemc-tAS = <10>;
362		ingenic,nemc-tAH = <5>;
363		ingenic,nemc-tBP = <10>;
364		ingenic,nemc-tAW = <15>;
365		ingenic,nemc-tSTRV = <100>;
366
367		/*
368		 * Only CLE/ALE are needed for the devices that are connected, rather
369		 * than the full address line set.
370		 */
371		pinctrl-names = "default";
372		pinctrl-0 = <&pins_nemc>;
373
374		nand@1 {
375			reg = <1>;
376
377			nand-ecc-step-size = <1024>;
378			nand-ecc-strength = <24>;
379			nand-ecc-mode = "hw";
380			nand-on-flash-bbt;
381
382			pinctrl-names = "default";
383			pinctrl-0 = <&pins_nemc_cs1>;
384
385			partitions {
386				compatible = "fixed-partitions";
387				#address-cells = <2>;
388				#size-cells = <2>;
389
390				partition@0 {
391					label = "u-boot-spl";
392					reg = <0x0 0x0 0x0 0x800000>;
393				};
394
395				partition@800000 {
396					label = "u-boot";
397					reg = <0x0 0x800000 0x0 0x200000>;
398				};
399
400				partition@a00000 {
401					label = "u-boot-env";
402					reg = <0x0 0xa00000 0x0 0x200000>;
403				};
404
405				partition@c00000 {
406					label = "boot";
407					reg = <0x0 0xc00000 0x0 0x4000000>;
408				};
409
410				partition@4c00000 {
411					label = "system";
412					reg = <0x0 0x4c00000 0x1 0xfb400000>;
413				};
414			};
415		};
416	};
417
418	dm9000@6 {
419		compatible = "davicom,dm9000";
420		davicom,no-eeprom;
421
422		pinctrl-names = "default";
423		pinctrl-0 = <&pins_nemc_cs6>;
424
425		reg = <6 0 1   /* addr */
426		       6 2 1>; /* data */
427
428		ingenic,nemc-tAS = <15>;
429		ingenic,nemc-tAH = <10>;
430		ingenic,nemc-tBP = <20>;
431		ingenic,nemc-tAW = <50>;
432		ingenic,nemc-tSTRV = <100>;
433
434		reset-gpios = <&gpf 12 GPIO_ACTIVE_LOW>;
435		vcc-supply = <&eth0_power>;
436
437		interrupt-parent = <&gpe>;
438		interrupts = <19 4>;
439
440		nvmem-cells = <&eth0_addr>;
441		nvmem-cell-names = "mac-address";
442	};
443};
444
445&bch {
446	status = "okay";
447};
448
449&otg_phy {
450	status = "okay";
451
452	vcc-supply = <&otg_power>;
453};
454
455&otg {
456	status = "okay";
457};
458
459&pinctrl {
460	pins_uart0: uart0 {
461		function = "uart0";
462		groups = "uart0-data";
463		bias-disable;
464	};
465
466	pins_uart1: uart1 {
467		function = "uart1";
468		groups = "uart1-data";
469		bias-disable;
470	};
471
472	pins_uart2: uart2 {
473		function = "uart2";
474		groups = "uart2-data", "uart2-hwflow";
475		bias-disable;
476	};
477
478	pins_uart3: uart3 {
479		function = "uart3";
480		groups = "uart3-data", "uart3-hwflow";
481		bias-disable;
482	};
483
484	pins_uart4: uart4 {
485		function = "uart4";
486		groups = "uart4-data";
487		bias-disable;
488	};
489
490	pins_i2c0: i2c0 {
491		function = "i2c0";
492		groups = "i2c0-data";
493		bias-disable;
494	};
495
496	pins_i2c1: i2c1 {
497		function = "i2c1";
498		groups = "i2c1-data";
499		bias-disable;
500	};
501
502	pins_i2c2: i2c2 {
503		function = "i2c2";
504		groups = "i2c2-data";
505		bias-disable;
506	};
507
508	pins_i2c3: i2c3 {
509		function = "i2c3";
510		groups = "i2c3-data";
511		bias-disable;
512	};
513
514	pins_i2c4: i2c4 {
515		function = "i2c4";
516		groups = "i2c4-data-e";
517		bias-disable;
518	};
519
520	pins_hdmi_ddc: hdmi_ddc {
521		function = "hdmi-ddc";
522		groups = "hdmi-ddc";
523		bias-disable;
524	};
525
526	pins_nemc: nemc {
527		function = "nemc";
528		groups = "nemc-data", "nemc-cle-ale", "nemc-rd-we", "nemc-frd-fwe";
529		bias-disable;
530	};
531
532	pins_nemc_cs1: nemc-cs1 {
533		function = "nemc-cs1";
534		groups = "nemc-cs1";
535		bias-disable;
536	};
537
538	pins_nemc_cs6: nemc-cs6 {
539		function = "nemc-cs6";
540		groups = "nemc-cs6";
541		bias-disable;
542	};
543
544	pins_mmc0: mmc0 {
545		function = "mmc0";
546		groups = "mmc0-1bit-e", "mmc0-4bit-e";
547		bias-disable;
548	};
549
550	pins_mmc1: mmc1 {
551		function = "mmc1";
552		groups = "mmc1-1bit-d", "mmc1-4bit-d";
553		bias-disable;
554	};
555};
556
557&hdmi {
558	status = "okay";
559
560	pinctrl-names = "default";
561	pinctrl-0 = <&pins_hdmi_ddc>;
562
563	ports {
564		#address-cells = <1>;
565		#size-cells = <0>;
566
567		port@0 {
568			reg = <0>;
569			dw_hdmi_in: endpoint {
570				remote-endpoint = <&lcd_out>;
571			};
572		};
573
574		port@1 {
575			reg = <1>;
576			dw_hdmi_out: endpoint {
577				remote-endpoint = <&hdmi_con>;
578			};
579		};
580	};
581};
582
583&lcdc0 {
584	status = "okay";
585
586	port {
587		lcd_out: endpoint {
588			remote-endpoint = <&dw_hdmi_in>;
589		};
590	};
591};
592