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		interrupts-extended = <&gpio4 4 IRQ_TYPE_LEVEL_LOW>;
189
190		/* 3.25 MHz ADC clock speed */
191		st,adc-freq = <1>;
192		/* ADC conversion time: 80 clocks */
193		st,sample-time = <4>;
194		/* 12-bit ADC */
195		st,mod-12b = <1>;
196		/* internal ADC reference */
197		st,ref-sel = <0>;
198
199		touchscreen {
200			compatible = "st,stmpe-ts";
201			/* 8 sample average control */
202			st,ave-ctrl = <3>;
203			/* 7 length fractional part in z */
204			st,fraction-z = <7>;
205			/*
206			 * 50 mA typical 80 mA max touchscreen drivers
207			 * current limit value
208			 */
209			st,i-drive = <1>;
210			/* 1 ms panel driver settling time */
211			st,settling = <3>;
212			/* 5 ms touch detect interrupt delay */
213			st,touch-det-delay = <5>;
214		};
215	};
216};
217
218&pci1 {
219	status = "okay";
220	pinctrl-0 = <&usb1_pins>;
221	pinctrl-names = "default";
222};
223
224&pfc {
225	avb_pins: avb {
226		groups = "avb_mdio", "avb_gmii";
227		function = "avb";
228	};
229
230	backlight_pins: backlight {
231		groups = "tpu_to3_c";
232		function = "tpu";
233	};
234
235	can0_pins: can0 {
236		groups = "can0_data";
237		function = "can0";
238	};
239
240	du0_pins: du0 {
241		groups = "du0_rgb666", "du0_sync", "du0_disp", "du0_clk0_out";
242		function = "du0";
243	};
244
245	hscif1_pins: hscif1 {
246		groups = "hscif1_data", "hscif1_ctrl";
247		function = "hscif1";
248	};
249
250	i2c5_pins: i2c5 {
251		groups = "i2c5_b";
252		function = "i2c5";
253	};
254
255	scif4_pins: scif4 {
256		groups = "scif4_data_b";
257		function = "scif4";
258	};
259
260	sdhi0_pins: sd0 {
261		groups = "sdhi0_data4", "sdhi0_ctrl";
262		function = "sdhi0";
263		power-source = <3300>;
264	};
265
266	sound_pins: sound {
267		groups = "ssi34_ctrl", "ssi3_data", "ssi4_data";
268		function = "ssi";
269	};
270
271	usb0_pins: usb0 {
272		groups = "usb0";
273		function = "usb0";
274	};
275
276	usb1_pins: usb1 {
277		groups = "usb1";
278		function = "usb1";
279	};
280};
281
282&rcar_sound {
283	pinctrl-0 = <&sound_pins>;
284	pinctrl-names = "default";
285	status = "okay";
286
287	/* Single DAI */
288
289	#sound-dai-cells = <0>;
290
291	rcar_sound,dai {
292		dai0 {
293			playback = <&ssi3>, <&src3>, <&dvc0>;
294			capture = <&ssi4>, <&src4>, <&dvc1>;
295		};
296	};
297};
298
299&scif4 {
300	pinctrl-0 = <&scif4_pins>;
301	pinctrl-names = "default";
302
303	status = "okay";
304};
305
306&sdhi0 {
307	pinctrl-0 = <&sdhi0_pins>;
308	pinctrl-names = "default";
309
310	vmmc-supply = <&reg_3p3v>;
311	vqmmc-supply = <&vccq_sdhi0>;
312	cd-gpios = <&gpio6 6 GPIO_ACTIVE_LOW>;
313	status = "okay";
314};
315
316&ssi4 {
317	shared-pin;
318};
319
320&tpu {
321	pinctrl-0 = <&backlight_pins>;
322	pinctrl-names = "default";
323	status = "okay";
324};
325
326&usbphy {
327	status = "okay";
328};