1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Device Tree Source for the iWave-RZG1E SODIMM carrier board
4 *
5 * Copyright (C) 2017 Renesas Electronics Corp.
6 */
7
8/*
9 * SSI-SGTL5000
10 *
11 * This command is required when Playback/Capture
12 *
13 *      amixer set "DVC Out" 100%
14 *      amixer set "DVC In" 100%
15 *
16 * You can use Mute
17 *
18 *      amixer set "DVC Out Mute" on
19 *      amixer set "DVC In Mute" on
20 *
21 * You can use Volume Ramp
22 *
23 *      amixer set "DVC Out Ramp Up Rate"   "0.125 dB/64 steps"
24 *      amixer set "DVC Out Ramp Down Rate" "0.125 dB/512 steps"
25 *      amixer set "DVC Out Ramp" on
26 *      aplay xxx.wav &
27 *      amixer set "DVC Out"  80%  // Volume Down
28 *      amixer set "DVC Out" 100%  // Volume Up
29 */
30
31/dts-v1/;
32#include "r8a7745-iwg22m.dtsi"
33#include <dt-bindings/pwm/pwm.h>
34
35/ {
36	model = "iWave Systems RainboW-G22D-SODIMM board based on RZ/G1E";
37	compatible = "iwave,g22d", "iwave,g22m", "renesas,r8a7745";
38
39	aliases {
40		ethernet0 = &avb;
41		serial3 = &scif4;
42		serial5 = &hscif1;
43	};
44
45	chosen {
46		bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
47		stdout-path = "serial3:115200n8";
48	};
49
50	audio_clock: audio_clock {
51		compatible = "fixed-clock";
52		#clock-cells = <0>;
53		clock-frequency = <26000000>;
54	};
55
56	backlight_lcd: backlight {
57		compatible = "pwm-backlight";
58		pwms = <&tpu 3 5000000 PWM_POLARITY_INVERTED>;
59		brightness-levels = <0 4 8 16 32 64 128 255>;
60		default-brightness-level = <7>;
61	};
62
63	lcd_panel: lcd {
64		compatible = "edt,etm043080dh6gp";
65		power-supply = <&vccq_panel>;
66		backlight = <&backlight_lcd>;
67
68		port {
69			lcd_in: endpoint {
70				remote-endpoint = <&du_out_rgb0>;
71			};
72		};
73	};
74
75	vccq_panel: regulator-vccq-panel {
76		compatible = "regulator-fixed";
77		regulator-name = "Panel VccQ";
78		regulator-min-microvolt = <3300000>;
79		regulator-max-microvolt = <3300000>;
80		gpio = <&gpio1 13 GPIO_ACTIVE_LOW>;
81		enable-active-high;
82	};
83
84	vccq_sdhi0: regulator-vccq-sdhi0 {
85		compatible = "regulator-gpio";
86
87		regulator-name = "SDHI0 VccQ";
88		regulator-min-microvolt = <1800000>;
89		regulator-max-microvolt = <3300000>;
90
91		gpios = <&gpio0 20 GPIO_ACTIVE_LOW>;
92		gpios-states = <1>;
93		states = <3300000 1>, <1800000 0>;
94	};
95
96	rsnd_sgtl5000: sound {
97		compatible = "simple-audio-card";
98		simple-audio-card,format = "i2s";
99		simple-audio-card,bitclock-master = <&sndcodec>;
100		simple-audio-card,frame-master = <&sndcodec>;
101
102		sndcpu: simple-audio-card,cpu {
103			sound-dai = <&rcar_sound>;
104		};
105
106		sndcodec: simple-audio-card,codec {
107			sound-dai = <&sgtl5000>;
108		};
109	};
110};
111
112&avb {
113	pinctrl-0 = <&avb_pins>;
114	pinctrl-names = "default";
115
116	phy-handle = <&phy3>;
117	phy-mode = "gmii";
118	renesas,no-ether-link;
119	status = "okay";
120
121	phy3: ethernet-phy@3 {
122	/*
123	 * On some older versions of the platform (before R4.0) the phy address
124	 * may be 1 or 3. The address is fixed to 3 for R4.0 onwards.
125	 */
126		compatible = "ethernet-phy-id0022.1622",
127			     "ethernet-phy-ieee802.3-c22";
128		reg = <3>;
129		micrel,led-mode = <1>;
130	};
131};
132
133&can0 {
134	pinctrl-0 = <&can0_pins>;
135	pinctrl-names = "default";
136
137	status = "okay";
138};
139
140&du {
141	pinctrl-0 = <&du0_pins>;
142	pinctrl-names = "default";
143
144	status = "okay";
145
146	ports {
147		port@0 {
148			endpoint {
149				remote-endpoint = <&lcd_in>;
150			};
151		};
152	};
153};
154
155&hscif1 {
156	pinctrl-0 = <&hscif1_pins>;
157	pinctrl-names = "default";
158
159	uart-has-rtscts;
160	status = "okay";
161};
162
163&hsusb {
164	status = "okay";
165	pinctrl-0 = <&usb0_pins>;
166	pinctrl-names = "default";
167};
168
169&i2c5 {
170	pinctrl-0 = <&i2c5_pins>;
171	pinctrl-names = "default";
172
173	status = "okay";
174	clock-frequency = <400000>;
175
176	sgtl5000: codec@a {
177		compatible = "fsl,sgtl5000";
178		#sound-dai-cells = <0>;
179		reg = <0x0a>;
180		clocks = <&audio_clock>;
181		VDDA-supply = <&reg_3p3v>;
182		VDDIO-supply = <&reg_3p3v>;
183	};
184
185	port-expander@44 {
186		compatible = "st,stmpe811";
187		reg = <0x44>;
188		interrupt-parent = <&gpio4>;
189		interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
190
191		/* 3.25 MHz ADC clock speed */
192		st,adc-freq = <1>;
193		/* ADC conversion time: 80 clocks */
194		st,sample-time = <4>;
195		/* 12-bit ADC */
196		st,mod-12b = <1>;
197		/* internal ADC reference */
198		st,ref-sel = <0>;
199
200		touchscreen {
201			compatible = "st,stmpe-ts";
202			/* 8 sample average control */
203			st,ave-ctrl = <3>;
204			/* 7 length fractional part in z */
205			st,fraction-z = <7>;
206			/*
207			 * 50 mA typical 80 mA max touchscreen drivers
208			 * current limit value
209			 */
210			st,i-drive = <1>;
211			/* 1 ms panel driver settling time */
212			st,settling = <3>;
213			/* 5 ms touch detect interrupt delay */
214			st,touch-det-delay = <5>;
215		};
216	};
217};
218
219&pci1 {
220	status = "okay";
221	pinctrl-0 = <&usb1_pins>;
222	pinctrl-names = "default";
223};
224
225&pfc {
226	avb_pins: avb {
227		groups = "avb_mdio", "avb_gmii";
228		function = "avb";
229	};
230
231	backlight_pins: backlight {
232		groups = "tpu_to3_c";
233		function = "tpu";
234	};
235
236	can0_pins: can0 {
237		groups = "can0_data";
238		function = "can0";
239	};
240
241	du0_pins: du0 {
242		groups = "du0_rgb666", "du0_sync", "du0_disp", "du0_clk0_out";
243		function = "du0";
244	};
245
246	hscif1_pins: hscif1 {
247		groups = "hscif1_data", "hscif1_ctrl";
248		function = "hscif1";
249	};
250
251	i2c5_pins: i2c5 {
252		groups = "i2c5_b";
253		function = "i2c5";
254	};
255
256	scif4_pins: scif4 {
257		groups = "scif4_data_b";
258		function = "scif4";
259	};
260
261	sdhi0_pins: sd0 {
262		groups = "sdhi0_data4", "sdhi0_ctrl";
263		function = "sdhi0";
264		power-source = <3300>;
265	};
266
267	sound_pins: sound {
268		groups = "ssi34_ctrl", "ssi3_data", "ssi4_data";
269		function = "ssi";
270	};
271
272	usb0_pins: usb0 {
273		groups = "usb0";
274		function = "usb0";
275	};
276
277	usb1_pins: usb1 {
278		groups = "usb1";
279		function = "usb1";
280	};
281};
282
283&rcar_sound {
284	pinctrl-0 = <&sound_pins>;
285	pinctrl-names = "default";
286	status = "okay";
287
288	/* Single DAI */
289
290	#sound-dai-cells = <0>;
291
292	rcar_sound,dai {
293		dai0 {
294			playback = <&ssi3>, <&src3>, <&dvc0>;
295			capture = <&ssi4>, <&src4>, <&dvc1>;
296		};
297	};
298};
299
300&scif4 {
301	pinctrl-0 = <&scif4_pins>;
302	pinctrl-names = "default";
303
304	status = "okay";
305};
306
307&sdhi0 {
308	pinctrl-0 = <&sdhi0_pins>;
309	pinctrl-names = "default";
310
311	vmmc-supply = <&reg_3p3v>;
312	vqmmc-supply = <&vccq_sdhi0>;
313	cd-gpios = <&gpio6 6 GPIO_ACTIVE_LOW>;
314	status = "okay";
315};
316
317&ssi4 {
318	shared-pin;
319};
320
321&tpu {
322	pinctrl-0 = <&backlight_pins>;
323	pinctrl-names = "default";
324	status = "okay";
325};
326
327&usbphy {
328	status = "okay";
329};
330