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		mmc0 = &sdhi2;
27		mmc1 = &sdhi0;
28	};
29
30	chosen {
31		bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
32		stdout-path = "serial0:115200n8";
33	};
34
35	audio_clkout: audio-clkout {
36		/*
37		 * This is same as <&rcar_sound 0>
38		 * but needed to avoid cs2000/rcar_sound probe dead-lock
39		 */
40		compatible = "fixed-clock";
41		#clock-cells = <0>;
42		clock-frequency = <12288000>;
43	};
44
45	hdmi0-out {
46		compatible = "hdmi-connector";
47		type = "a";
48
49		port {
50			hdmi0_con: endpoint {
51				remote-endpoint = <&rcar_dw_hdmi0_out>;
52			};
53		};
54	};
55
56	keyboard {
57		compatible = "gpio-keys";
58
59		key-1 {
60			linux,code = <KEY_1>;
61			label = "SW3";
62			wakeup-source;
63			debounce-interval = <20>;
64			gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
65		};
66	};
67
68	leds {
69		compatible = "gpio-leds";
70
71		led5 {
72			gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>;
73		};
74		led6 {
75			gpios = <&gpio6 13 GPIO_ACTIVE_HIGH>;
76		};
77	};
78
79	reg_1p8v: regulator0 {
80		compatible = "regulator-fixed";
81		regulator-name = "fixed-1.8V";
82		regulator-min-microvolt = <1800000>;
83		regulator-max-microvolt = <1800000>;
84		regulator-boot-on;
85		regulator-always-on;
86	};
87
88	reg_3p3v: regulator1 {
89		compatible = "regulator-fixed";
90		regulator-name = "fixed-3.3V";
91		regulator-min-microvolt = <3300000>;
92		regulator-max-microvolt = <3300000>;
93		regulator-boot-on;
94		regulator-always-on;
95	};
96
97	sound_card: sound {
98		compatible = "audio-graph-card2";
99		label = "rcar-sound";
100
101		links = <&rsnd_port0	/* ak4613 */
102			 &rsnd_port1	/* HDMI0  */
103			>;
104	};
105
106	vcc_sdhi0: regulator-vcc-sdhi0 {
107		compatible = "regulator-fixed";
108
109		regulator-name = "SDHI0 Vcc";
110		regulator-min-microvolt = <3300000>;
111		regulator-max-microvolt = <3300000>;
112
113		gpio = <&gpio5 2 GPIO_ACTIVE_HIGH>;
114		enable-active-high;
115	};
116
117	vccq_sdhi0: regulator-vccq-sdhi0 {
118		compatible = "regulator-gpio";
119
120		regulator-name = "SDHI0 VccQ";
121		regulator-min-microvolt = <1800000>;
122		regulator-max-microvolt = <3300000>;
123
124		gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>;
125		gpios-states = <1>;
126		states = <3300000 1>, <1800000 0>;
127	};
128
129	x12_clk: x12 {
130		compatible = "fixed-clock";
131		#clock-cells = <0>;
132		clock-frequency = <24576000>;
133	};
134
135	x23_clk: x23-clock {
136		compatible = "fixed-clock";
137		#clock-cells = <0>;
138		clock-frequency = <25000000>;
139	};
140};
141
142&a57_0 {
143	cpu-supply = <&dvfs>;
144};
145
146&audio_clk_a {
147	clock-frequency = <22579200>;
148};
149
150&avb {
151	pinctrl-0 = <&avb_pins>;
152	pinctrl-names = "default";
153	phy-handle = <&phy0>;
154	tx-internal-delay-ps = <2000>;
155	status = "okay";
156
157	phy0: ethernet-phy@0 {
158		compatible = "ethernet-phy-id0022.1622",
159			     "ethernet-phy-ieee802.3-c22";
160		rxc-skew-ps = <1500>;
161		reg = <0>;
162		interrupt-parent = <&gpio2>;
163		interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
164		reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
165	};
166};
167
168&du {
169	status = "okay";
170};
171
172&ehci1 {
173	status = "okay";
174};
175
176&extal_clk {
177	clock-frequency = <16666666>;
178};
179
180&extalr_clk {
181	clock-frequency = <32768>;
182};
183
184&hdmi0 {
185	status = "okay";
186
187	ports {
188		port@1 {
189			reg = <1>;
190			rcar_dw_hdmi0_out: endpoint {
191				remote-endpoint = <&hdmi0_con>;
192			};
193		};
194		port@2 {
195			reg = <2>;
196			dw_hdmi0_snd_in: endpoint {
197				remote-endpoint = <&rsnd_for_hdmi>;
198			};
199		};
200	};
201};
202
203&i2c2 {
204	pinctrl-0 = <&i2c2_pins>;
205	pinctrl-names = "default";
206
207	status = "okay";
208
209	clock-frequency = <100000>;
210
211	ak4613: codec@10 {
212		compatible = "asahi-kasei,ak4613";
213		#sound-dai-cells = <0>;
214		reg = <0x10>;
215		clocks = <&rcar_sound 3>;
216
217		asahi-kasei,in1-single-end;
218		asahi-kasei,in2-single-end;
219		asahi-kasei,out1-single-end;
220		asahi-kasei,out2-single-end;
221		asahi-kasei,out3-single-end;
222		asahi-kasei,out4-single-end;
223		asahi-kasei,out5-single-end;
224		asahi-kasei,out6-single-end;
225
226		port {
227			ak4613_endpoint: endpoint {
228				remote-endpoint = <&rsnd_for_ak4613>;
229			};
230		};
231	};
232
233	cs2000: clk-multiplier@4f {
234		#clock-cells = <0>;
235		compatible = "cirrus,cs2000-cp";
236		reg = <0x4f>;
237		clocks = <&audio_clkout>, <&x12_clk>;
238		clock-names = "clk_in", "ref_clk";
239
240		assigned-clocks = <&cs2000>;
241		assigned-clock-rates = <24576000>; /* 1/1 divide */
242	};
243};
244
245&i2c4 {
246	status = "okay";
247
248	clock-frequency = <400000>;
249
250	versaclock5: clock-generator@6a {
251		compatible = "idt,5p49v5925";
252		reg = <0x6a>;
253		#clock-cells = <1>;
254		clocks = <&x23_clk>;
255		clock-names = "xin";
256	};
257};
258
259&i2c_dvfs {
260	status = "okay";
261
262	clock-frequency = <400000>;
263
264	pmic: pmic@30 {
265		pinctrl-0 = <&irq0_pins>;
266		pinctrl-names = "default";
267
268		compatible = "rohm,bd9571mwv";
269		reg = <0x30>;
270		interrupt-parent = <&intc_ex>;
271		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
272		interrupt-controller;
273		#interrupt-cells = <2>;
274		gpio-controller;
275		#gpio-cells = <2>;
276		rohm,ddr-backup-power = <0xf>;
277		rohm,rstbmode-pulse;
278
279		regulators {
280			dvfs: dvfs {
281				regulator-name = "dvfs";
282				regulator-min-microvolt = <750000>;
283				regulator-max-microvolt = <1030000>;
284				regulator-boot-on;
285				regulator-always-on;
286			};
287		};
288	};
289};
290
291&ohci1 {
292	status = "okay";
293};
294
295&pfc {
296	pinctrl-0 = <&scif_clk_pins>;
297	pinctrl-names = "default";
298
299	avb_pins: avb {
300		mux {
301			groups = "avb_link", "avb_mdio", "avb_mii";
302			function = "avb";
303		};
304
305		pins_mdio {
306			groups = "avb_mdio";
307			drive-strength = <24>;
308		};
309
310		pins_mii_tx {
311			pins = "PIN_AVB_TX_CTL", "PIN_AVB_TXC", "PIN_AVB_TD0",
312			       "PIN_AVB_TD1", "PIN_AVB_TD2", "PIN_AVB_TD3";
313			drive-strength = <12>;
314		};
315	};
316
317	i2c2_pins: i2c2 {
318		groups = "i2c2_a";
319		function = "i2c2";
320	};
321
322	irq0_pins: irq0 {
323		groups = "intc_ex_irq0";
324		function = "intc_ex";
325	};
326
327	scif2_pins: scif2 {
328		groups = "scif2_data_a";
329		function = "scif2";
330	};
331
332	scif_clk_pins: scif_clk {
333		groups = "scif_clk_a";
334		function = "scif_clk";
335	};
336
337	sdhi0_pins: sd0 {
338		groups = "sdhi0_data4", "sdhi0_ctrl";
339		function = "sdhi0";
340		power-source = <3300>;
341	};
342
343	sdhi0_pins_uhs: sd0_uhs {
344		groups = "sdhi0_data4", "sdhi0_ctrl";
345		function = "sdhi0";
346		power-source = <1800>;
347	};
348
349	sdhi2_pins: sd2 {
350		groups = "sdhi2_data8", "sdhi2_ctrl", "sdhi2_ds";
351		function = "sdhi2";
352		power-source = <1800>;
353	};
354
355	sound_pins: sound {
356		groups = "ssi01239_ctrl", "ssi0_data", "ssi1_data_a";
357		function = "ssi";
358	};
359
360	sound_clk_pins: sound-clk {
361		groups = "audio_clk_a_a", "audio_clk_b_a", "audio_clk_c_a",
362			 "audio_clkout_a", "audio_clkout3_a";
363		function = "audio_clk";
364	};
365
366	usb1_pins: usb1 {
367		groups = "usb1";
368		function = "usb1";
369	};
370};
371
372&rcar_sound {
373	pinctrl-0 = <&sound_pins>, <&sound_clk_pins>;
374	pinctrl-names = "default";
375
376	/* Single DAI */
377	#sound-dai-cells = <0>;
378
379	/* audio_clkout0/1/2/3 */
380	#clock-cells = <1>;
381	clock-frequency = <12288000 11289600>;
382
383	status = "okay";
384
385	/* update <audio_clk_b> to <cs2000> */
386	clocks = <&cpg CPG_MOD 1005>,
387		 <&cpg CPG_MOD 1006>, <&cpg CPG_MOD 1007>,
388		 <&cpg CPG_MOD 1008>, <&cpg CPG_MOD 1009>,
389		 <&cpg CPG_MOD 1010>, <&cpg CPG_MOD 1011>,
390		 <&cpg CPG_MOD 1012>, <&cpg CPG_MOD 1013>,
391		 <&cpg CPG_MOD 1014>, <&cpg CPG_MOD 1015>,
392		 <&cpg CPG_MOD 1022>, <&cpg CPG_MOD 1023>,
393		 <&cpg CPG_MOD 1024>, <&cpg CPG_MOD 1025>,
394		 <&cpg CPG_MOD 1026>, <&cpg CPG_MOD 1027>,
395		 <&cpg CPG_MOD 1028>, <&cpg CPG_MOD 1029>,
396		 <&cpg CPG_MOD 1030>, <&cpg CPG_MOD 1031>,
397		 <&cpg CPG_MOD 1020>, <&cpg CPG_MOD 1021>,
398		 <&cpg CPG_MOD 1020>, <&cpg CPG_MOD 1021>,
399		 <&cpg CPG_MOD 1019>, <&cpg CPG_MOD 1018>,
400		 <&audio_clk_a>, <&cs2000>,
401		 <&audio_clk_c>,
402		 <&cpg CPG_CORE CPG_AUDIO_CLK_I>;
403
404	ports {
405		#address-cells = <1>;
406		#size-cells = <0>;
407		rsnd_port0: port@0 {
408			reg = <0>;
409			rsnd_for_ak4613: endpoint {
410				remote-endpoint = <&ak4613_endpoint>;
411				bitclock-master;
412				frame-master;
413				playback = <&ssi0>, <&src0>, <&dvc0>;
414				capture  = <&ssi1>, <&src1>, <&dvc1>;
415			};
416		};
417		rsnd_port1: port@1 {
418			reg = <1>;
419			rsnd_for_hdmi: endpoint {
420				remote-endpoint = <&dw_hdmi0_snd_in>;
421				bitclock-master;
422				frame-master;
423				playback = <&ssi2>;
424			};
425		};
426	};
427};
428
429&rwdt {
430	timeout-sec = <60>;
431	status = "okay";
432};
433
434&scif2 {
435	pinctrl-0 = <&scif2_pins>;
436	pinctrl-names = "default";
437
438	status = "okay";
439};
440
441&scif_clk {
442	clock-frequency = <14745600>;
443};
444
445&sdhi0 {
446	pinctrl-0 = <&sdhi0_pins>;
447	pinctrl-1 = <&sdhi0_pins_uhs>;
448	pinctrl-names = "default", "state_uhs";
449
450	vmmc-supply = <&vcc_sdhi0>;
451	vqmmc-supply = <&vccq_sdhi0>;
452	cd-gpios = <&gpio3 12 GPIO_ACTIVE_LOW>;
453	bus-width = <4>;
454	sd-uhs-sdr50;
455	sd-uhs-sdr104;
456	status = "okay";
457};
458
459&sdhi2 {
460	/* used for on-board 8bit eMMC */
461	pinctrl-0 = <&sdhi2_pins>;
462	pinctrl-1 = <&sdhi2_pins>;
463	pinctrl-names = "default", "state_uhs";
464
465	vmmc-supply = <&reg_3p3v>;
466	vqmmc-supply = <&reg_1p8v>;
467	bus-width = <8>;
468	mmc-hs200-1_8v;
469	mmc-hs400-1_8v;
470	no-sd;
471	no-sdio;
472	non-removable;
473	full-pwr-cycle-in-suspend;
474	status = "okay";
475};
476
477&ssi1 {
478	shared-pin;
479};
480
481&usb2_phy1 {
482	pinctrl-0 = <&usb1_pins>;
483	pinctrl-names = "default";
484
485	status = "okay";
486};
487