1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Device Tree Source for the R-Car Gen3 ULCB board
4 *
5 * Copyright (C) 2016 Renesas Electronics Corp.
6 * Copyright (C) 2016 Cogent Embedded, Inc.
7 */
8
9/*
10 * SSI-AK4613
11 *	aplay   -D plughw:0,0 xxx.wav
12 *	arecord -D plughw:0,0 xxx.wav
13 * SSI-HDMI
14 *	aplay   -D plughw:0,1 xxx.wav
15 */
16
17#include <dt-bindings/gpio/gpio.h>
18#include <dt-bindings/input/input.h>
19
20/ {
21	model = "Renesas R-Car Gen3 ULCB board";
22
23	aliases {
24		serial0 = &scif2;
25		ethernet0 = &avb;
26	};
27
28	chosen {
29		bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
30		stdout-path = "serial0:115200n8";
31	};
32
33	audio_clkout: audio-clkout {
34		/*
35		 * This is same as <&rcar_sound 0>
36		 * but needed to avoid cs2000/rcar_sound probe dead-lock
37		 */
38		compatible = "fixed-clock";
39		#clock-cells = <0>;
40		clock-frequency = <12288000>;
41	};
42
43	hdmi0-out {
44		compatible = "hdmi-connector";
45		type = "a";
46
47		port {
48			hdmi0_con: endpoint {
49			};
50		};
51	};
52
53	keyboard {
54		compatible = "gpio-keys";
55
56		key-1 {
57			linux,code = <KEY_1>;
58			label = "SW3";
59			wakeup-source;
60			debounce-interval = <20>;
61			gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
62		};
63	};
64
65	leds {
66		compatible = "gpio-leds";
67
68		led5 {
69			gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>;
70		};
71		led6 {
72			gpios = <&gpio6 13 GPIO_ACTIVE_HIGH>;
73		};
74	};
75
76	reg_1p8v: regulator0 {
77		compatible = "regulator-fixed";
78		regulator-name = "fixed-1.8V";
79		regulator-min-microvolt = <1800000>;
80		regulator-max-microvolt = <1800000>;
81		regulator-boot-on;
82		regulator-always-on;
83	};
84
85	reg_3p3v: regulator1 {
86		compatible = "regulator-fixed";
87		regulator-name = "fixed-3.3V";
88		regulator-min-microvolt = <3300000>;
89		regulator-max-microvolt = <3300000>;
90		regulator-boot-on;
91		regulator-always-on;
92	};
93
94	sound_card: sound {
95		compatible = "audio-graph-card";
96		label = "rcar-sound";
97
98		dais = <&rsnd_port0	/* ak4613 */
99			&rsnd_port1	/* HDMI0  */
100			>;
101	};
102
103	vcc_sdhi0: regulator-vcc-sdhi0 {
104		compatible = "regulator-fixed";
105
106		regulator-name = "SDHI0 Vcc";
107		regulator-min-microvolt = <3300000>;
108		regulator-max-microvolt = <3300000>;
109
110		gpio = <&gpio5 2 GPIO_ACTIVE_HIGH>;
111		enable-active-high;
112	};
113
114	vccq_sdhi0: regulator-vccq-sdhi0 {
115		compatible = "regulator-gpio";
116
117		regulator-name = "SDHI0 VccQ";
118		regulator-min-microvolt = <1800000>;
119		regulator-max-microvolt = <3300000>;
120
121		gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>;
122		gpios-states = <1>;
123		states = <3300000 1>, <1800000 0>;
124	};
125
126	x12_clk: x12 {
127		compatible = "fixed-clock";
128		#clock-cells = <0>;
129		clock-frequency = <24576000>;
130	};
131
132	x23_clk: x23-clock {
133		compatible = "fixed-clock";
134		#clock-cells = <0>;
135		clock-frequency = <25000000>;
136	};
137};
138
139&audio_clk_a {
140	clock-frequency = <22579200>;
141};
142
143&avb {
144	pinctrl-0 = <&avb_pins>;
145	pinctrl-names = "default";
146	phy-handle = <&phy0>;
147	phy-mode = "rgmii-txid";
148	status = "okay";
149
150	phy0: ethernet-phy@0 {
151		rxc-skew-ps = <1500>;
152		reg = <0>;
153		interrupt-parent = <&gpio2>;
154		interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
155		reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
156	};
157};
158
159&du {
160	status = "okay";
161};
162
163&ehci1 {
164	status = "okay";
165};
166
167&extal_clk {
168	clock-frequency = <16666666>;
169};
170
171&extalr_clk {
172	clock-frequency = <32768>;
173};
174
175&hdmi0 {
176	status = "okay";
177
178	ports {
179		port@1 {
180			reg = <1>;
181			rcar_dw_hdmi0_out: endpoint {
182				remote-endpoint = <&hdmi0_con>;
183			};
184		};
185		port@2 {
186			reg = <2>;
187			dw_hdmi0_snd_in: endpoint {
188				remote-endpoint = <&rsnd_for_hdmi>;
189			};
190		};
191	};
192};
193
194&hdmi0_con {
195	remote-endpoint = <&rcar_dw_hdmi0_out>;
196};
197
198&i2c2 {
199	pinctrl-0 = <&i2c2_pins>;
200	pinctrl-names = "default";
201
202	status = "okay";
203
204	clock-frequency = <100000>;
205
206	ak4613: codec@10 {
207		compatible = "asahi-kasei,ak4613";
208		#sound-dai-cells = <0>;
209		reg = <0x10>;
210		clocks = <&rcar_sound 3>;
211
212		asahi-kasei,in1-single-end;
213		asahi-kasei,in2-single-end;
214		asahi-kasei,out1-single-end;
215		asahi-kasei,out2-single-end;
216		asahi-kasei,out3-single-end;
217		asahi-kasei,out4-single-end;
218		asahi-kasei,out5-single-end;
219		asahi-kasei,out6-single-end;
220
221		port {
222			ak4613_endpoint: endpoint {
223				remote-endpoint = <&rsnd_for_ak4613>;
224			};
225		};
226	};
227
228	cs2000: clk-multiplier@4f {
229		#clock-cells = <0>;
230		compatible = "cirrus,cs2000-cp";
231		reg = <0x4f>;
232		clocks = <&audio_clkout>, <&x12_clk>;
233		clock-names = "clk_in", "ref_clk";
234
235		assigned-clocks = <&cs2000>;
236		assigned-clock-rates = <24576000>; /* 1/1 divide */
237	};
238};
239
240&i2c4 {
241	status = "okay";
242
243	clock-frequency = <400000>;
244
245	versaclock5: clock-generator@6a {
246		compatible = "idt,5p49v5925";
247		reg = <0x6a>;
248		#clock-cells = <1>;
249		clocks = <&x23_clk>;
250		clock-names = "xin";
251	};
252};
253
254&i2c_dvfs {
255	status = "okay";
256
257	clock-frequency = <400000>;
258
259	pmic: pmic@30 {
260		pinctrl-0 = <&irq0_pins>;
261		pinctrl-names = "default";
262
263		compatible = "rohm,bd9571mwv";
264		reg = <0x30>;
265		interrupt-parent = <&intc_ex>;
266		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
267		interrupt-controller;
268		#interrupt-cells = <2>;
269		gpio-controller;
270		#gpio-cells = <2>;
271		rohm,ddr-backup-power = <0xf>;
272		rohm,rstbmode-pulse;
273
274		regulators {
275			dvfs: dvfs {
276				regulator-name = "dvfs";
277				regulator-min-microvolt = <750000>;
278				regulator-max-microvolt = <1030000>;
279				regulator-boot-on;
280				regulator-always-on;
281			};
282		};
283	};
284};
285
286&ohci1 {
287	status = "okay";
288};
289
290&pfc {
291	pinctrl-0 = <&scif_clk_pins>;
292	pinctrl-names = "default";
293
294	avb_pins: avb {
295		mux {
296			groups = "avb_link", "avb_mdio", "avb_mii";
297			function = "avb";
298		};
299
300		pins_mdio {
301			groups = "avb_mdio";
302			drive-strength = <24>;
303		};
304
305		pins_mii_tx {
306			pins = "PIN_AVB_TX_CTL", "PIN_AVB_TXC", "PIN_AVB_TD0",
307			       "PIN_AVB_TD1", "PIN_AVB_TD2", "PIN_AVB_TD3";
308			drive-strength = <12>;
309		};
310	};
311
312	i2c2_pins: i2c2 {
313		groups = "i2c2_a";
314		function = "i2c2";
315	};
316
317	irq0_pins: irq0 {
318		groups = "intc_ex_irq0";
319		function = "intc_ex";
320	};
321
322	scif2_pins: scif2 {
323		groups = "scif2_data_a";
324		function = "scif2";
325	};
326
327	scif_clk_pins: scif_clk {
328		groups = "scif_clk_a";
329		function = "scif_clk";
330	};
331
332	sdhi0_pins: sd0 {
333		groups = "sdhi0_data4", "sdhi0_ctrl";
334		function = "sdhi0";
335		power-source = <3300>;
336	};
337
338	sdhi0_pins_uhs: sd0_uhs {
339		groups = "sdhi0_data4", "sdhi0_ctrl";
340		function = "sdhi0";
341		power-source = <1800>;
342	};
343
344	sdhi2_pins: sd2 {
345		groups = "sdhi2_data8", "sdhi2_ctrl", "sdhi2_ds";
346		function = "sdhi2";
347		power-source = <1800>;
348	};
349
350	sound_pins: sound {
351		groups = "ssi01239_ctrl", "ssi0_data", "ssi1_data_a";
352		function = "ssi";
353	};
354
355	sound_clk_pins: sound-clk {
356		groups = "audio_clk_a_a", "audio_clk_b_a", "audio_clk_c_a",
357			 "audio_clkout_a", "audio_clkout3_a";
358		function = "audio_clk";
359	};
360
361	usb1_pins: usb1 {
362		groups = "usb1";
363		function = "usb1";
364	};
365};
366
367&rcar_sound {
368	pinctrl-0 = <&sound_pins &sound_clk_pins>;
369	pinctrl-names = "default";
370
371	/* Single DAI */
372	#sound-dai-cells = <0>;
373
374	/* audio_clkout0/1/2/3 */
375	#clock-cells = <1>;
376	clock-frequency = <12288000 11289600>;
377
378	status = "okay";
379
380	/* update <audio_clk_b> to <cs2000> */
381	clocks = <&cpg CPG_MOD 1005>,
382		 <&cpg CPG_MOD 1006>, <&cpg CPG_MOD 1007>,
383		 <&cpg CPG_MOD 1008>, <&cpg CPG_MOD 1009>,
384		 <&cpg CPG_MOD 1010>, <&cpg CPG_MOD 1011>,
385		 <&cpg CPG_MOD 1012>, <&cpg CPG_MOD 1013>,
386		 <&cpg CPG_MOD 1014>, <&cpg CPG_MOD 1015>,
387		 <&cpg CPG_MOD 1022>, <&cpg CPG_MOD 1023>,
388		 <&cpg CPG_MOD 1024>, <&cpg CPG_MOD 1025>,
389		 <&cpg CPG_MOD 1026>, <&cpg CPG_MOD 1027>,
390		 <&cpg CPG_MOD 1028>, <&cpg CPG_MOD 1029>,
391		 <&cpg CPG_MOD 1030>, <&cpg CPG_MOD 1031>,
392		 <&cpg CPG_MOD 1020>, <&cpg CPG_MOD 1021>,
393		 <&cpg CPG_MOD 1020>, <&cpg CPG_MOD 1021>,
394		 <&cpg CPG_MOD 1019>, <&cpg CPG_MOD 1018>,
395		 <&audio_clk_a>, <&cs2000>,
396		 <&audio_clk_c>,
397		 <&cpg CPG_CORE CPG_AUDIO_CLK_I>;
398
399	ports {
400		#address-cells = <1>;
401		#size-cells = <0>;
402		rsnd_port0: port@0 {
403			reg = <0>;
404			rsnd_for_ak4613: endpoint {
405				remote-endpoint = <&ak4613_endpoint>;
406
407				dai-format = "left_j";
408				bitclock-master = <&rsnd_for_ak4613>;
409				frame-master = <&rsnd_for_ak4613>;
410
411				playback = <&ssi0 &src0 &dvc0>;
412				capture  = <&ssi1 &src1 &dvc1>;
413			};
414		};
415		rsnd_port1: port@1 {
416			reg = <1>;
417			rsnd_for_hdmi: endpoint {
418				remote-endpoint = <&dw_hdmi0_snd_in>;
419
420				dai-format = "i2s";
421				bitclock-master = <&rsnd_for_hdmi>;
422				frame-master = <&rsnd_for_hdmi>;
423
424				playback = <&ssi2>;
425			};
426		};
427	};
428};
429
430&rwdt {
431	timeout-sec = <60>;
432	status = "okay";
433};
434
435&scif2 {
436	pinctrl-0 = <&scif2_pins>;
437	pinctrl-names = "default";
438
439	status = "okay";
440};
441
442&scif_clk {
443	clock-frequency = <14745600>;
444};
445
446&sdhi0 {
447	pinctrl-0 = <&sdhi0_pins>;
448	pinctrl-1 = <&sdhi0_pins_uhs>;
449	pinctrl-names = "default", "state_uhs";
450
451	vmmc-supply = <&vcc_sdhi0>;
452	vqmmc-supply = <&vccq_sdhi0>;
453	cd-gpios = <&gpio3 12 GPIO_ACTIVE_LOW>;
454	bus-width = <4>;
455	sd-uhs-sdr50;
456	sd-uhs-sdr104;
457	status = "okay";
458};
459
460&sdhi2 {
461	/* used for on-board 8bit eMMC */
462	pinctrl-0 = <&sdhi2_pins>;
463	pinctrl-1 = <&sdhi2_pins>;
464	pinctrl-names = "default", "state_uhs";
465
466	vmmc-supply = <&reg_3p3v>;
467	vqmmc-supply = <&reg_1p8v>;
468	bus-width = <8>;
469	mmc-hs200-1_8v;
470	mmc-hs400-1_8v;
471	non-removable;
472	status = "okay";
473};
474
475&ssi1 {
476	shared-pin;
477};
478
479&usb2_phy1 {
480	pinctrl-0 = <&usb1_pins>;
481	pinctrl-names = "default";
482
483	status = "okay";
484};
485