1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Device Tree Source for the Wheat board
4 *
5 * Copyright (C) 2016 Renesas Electronics Corporation
6 * Copyright (C) 2016 Cogent  Embedded, Inc.
7 */
8
9/dts-v1/;
10#include "r8a7792.dtsi"
11#include <dt-bindings/gpio/gpio.h>
12#include <dt-bindings/input/input.h>
13
14/ {
15	model = "Wheat";
16	compatible = "renesas,wheat", "renesas,r8a7792";
17
18	aliases {
19		serial0 = &scif0;
20	};
21
22	chosen {
23		bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
24		stdout-path = "serial0:115200n8";
25	};
26
27	memory@40000000 {
28		device_type = "memory";
29		reg = <0 0x40000000 0 0x40000000>;
30	};
31
32	d1_8v: regulator-1v8 {
33		compatible = "regulator-fixed";
34		regulator-name = "D1.8V";
35		regulator-min-microvolt = <1800000>;
36		regulator-max-microvolt = <1800000>;
37		regulator-boot-on;
38		regulator-always-on;
39	};
40
41	d3_3v: regulator-3v3 {
42		compatible = "regulator-fixed";
43		regulator-name = "D3.3V";
44		regulator-min-microvolt = <3300000>;
45		regulator-max-microvolt = <3300000>;
46		regulator-boot-on;
47		regulator-always-on;
48	};
49
50	keyboard {
51		compatible = "gpio-keys";
52
53		key-a {
54			linux,code = <KEY_A>;
55			label = "SW2";
56			wakeup-source;
57			debounce-interval = <20>;
58			gpios = <&gpio3 20 GPIO_ACTIVE_LOW>;
59		};
60		key-b {
61			linux,code = <KEY_B>;
62			label = "SW3";
63			wakeup-source;
64			debounce-interval = <20>;
65			gpios = <&gpio11 2 GPIO_ACTIVE_LOW>;
66		};
67	};
68
69	vcc_sdhi0: regulator-vcc-sdhi0 {
70		compatible = "regulator-fixed";
71
72		regulator-name = "SDHI0 Vcc";
73		regulator-min-microvolt = <3300000>;
74		regulator-max-microvolt = <3300000>;
75
76		gpio = <&gpio11 12 GPIO_ACTIVE_HIGH>;
77		enable-active-high;
78	};
79
80	hdmi-out0 {
81		compatible = "hdmi-connector";
82		type = "a";
83
84		port {
85			hdmi_con0: endpoint {
86				remote-endpoint = <&adv7513_0_out>;
87			};
88		};
89	};
90
91	hdmi-out1 {
92		compatible = "hdmi-connector";
93		type = "a";
94
95		port {
96			hdmi_con1: endpoint {
97				remote-endpoint = <&adv7513_1_out>;
98			};
99		};
100	};
101
102	osc2_clk: osc2 {
103		compatible = "fixed-clock";
104		#clock-cells = <0>;
105		clock-frequency = <74250000>;
106	};
107};
108
109&extal_clk {
110	clock-frequency = <20000000>;
111};
112
113&lbsc {
114	ethernet@18000000 {
115		compatible = "smsc,lan89218", "smsc,lan9115";
116		reg = <0x18000000 0x100>;
117		phy-mode = "mii";
118		interrupt-parent = <&irqc>;
119		interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
120		smsc,irq-push-pull;
121		smsc,save-mac-address;
122		reg-io-width = <4>;
123		vddvario-supply = <&d3_3v>;
124		vdd33a-supply = <&d3_3v>;
125
126		pinctrl-0 = <&lan89218_pins>;
127		pinctrl-names = "default";
128	};
129};
130
131&pfc {
132	scif0_pins: scif0 {
133		groups = "scif0_data";
134		function = "scif0";
135	};
136
137	lan89218_pins: lan89218 {
138		intc {
139			groups = "intc_irq0";
140			function = "intc";
141		};
142		lbsc {
143			groups = "lbsc_ex_cs0";
144			function = "lbsc";
145		};
146	};
147
148	can0_pins: can0 {
149		groups = "can0_data";
150		function = "can0";
151	};
152
153	can1_pins: can1 {
154		groups = "can1_data";
155		function = "can1";
156	};
157
158	sdhi0_pins: sdhi0 {
159		groups = "sdhi0_data4", "sdhi0_ctrl";
160		function = "sdhi0";
161	};
162
163	qspi_pins: qspi {
164		groups = "qspi_ctrl", "qspi_data4";
165		function = "qspi";
166	};
167
168	du0_pins: du0 {
169		groups = "du0_rgb888", "du0_sync", "du0_disp";
170		function = "du0";
171	};
172
173	du1_pins: du1 {
174		groups = "du1_rgb666", "du1_sync", "du1_disp";
175		function = "du1";
176	};
177};
178
179&rwdt {
180	timeout-sec = <60>;
181	status = "okay";
182};
183
184&scif0 {
185	pinctrl-0 = <&scif0_pins>;
186	pinctrl-names = "default";
187
188	status = "okay";
189};
190
191&can0 {
192	pinctrl-0 = <&can0_pins>;
193	pinctrl-names = "default";
194
195	status = "okay";
196};
197
198&can1 {
199	pinctrl-0 = <&can1_pins>;
200	pinctrl-names = "default";
201
202	status = "okay";
203};
204
205&sdhi0 {
206	pinctrl-0 = <&sdhi0_pins>;
207	pinctrl-names = "default";
208
209	vmmc-supply = <&vcc_sdhi0>;
210	cd-gpios = <&gpio11 11 GPIO_ACTIVE_LOW>;
211	status = "okay";
212};
213
214&qspi {
215	pinctrl-0 = <&qspi_pins>;
216	pinctrl-names = "default";
217	status = "okay";
218
219	flash@0 {
220		compatible = "spansion,s25fl512s", "jedec,spi-nor";
221		reg = <0>;
222		spi-max-frequency = <30000000>;
223		spi-tx-bus-width = <4>;
224		spi-rx-bus-width = <4>;
225		spi-cpol;
226		spi-cpha;
227		m25p,fast-read;
228
229		partitions {
230			compatible = "fixed-partitions";
231			#address-cells = <1>;
232			#size-cells = <1>;
233
234			partition@0 {
235				label = "loader";
236				reg = <0x00000000 0x00040000>;
237				read-only;
238			};
239			partition@40000 {
240				label = "user";
241				reg = <0x00040000 0x00400000>;
242				read-only;
243			};
244			partition@440000 {
245				label = "flash";
246				reg = <0x00440000 0x03bc0000>;
247			};
248		};
249	};
250};
251
252&i2c4 {
253	status = "okay";
254	clock-frequency = <400000>;
255
256	/*
257	 * The adv75xx resets its addresses to defaults during low power mode.
258	 * Because we have two ADV7513 devices on the same bus, we must change
259	 * both of them away from the defaults so that they do not conflict.
260	 */
261	hdmi@3d {
262		compatible = "adi,adv7513";
263		reg = <0x3d>, <0x4d>, <0x2d>, <0x5d>;
264		reg-names = "main", "edid", "cec", "packet";
265
266		avdd-supply = <&d1_8v>;
267		dvdd-supply = <&d1_8v>;
268		pvdd-supply = <&d1_8v>;
269		dvdd-3v-supply = <&d3_3v>;
270		bgvdd-supply = <&d1_8v>;
271
272		adi,input-depth = <8>;
273		adi,input-colorspace = "rgb";
274		adi,input-clock = "1x";
275
276		ports {
277			#address-cells = <1>;
278			#size-cells = <0>;
279
280			port@0 {
281				reg = <0>;
282				adv7513_0_in: endpoint {
283					remote-endpoint = <&du_out_rgb0>;
284				};
285			};
286
287			port@1 {
288				reg = <1>;
289				adv7513_0_out: endpoint {
290					remote-endpoint = <&hdmi_con0>;
291				};
292			};
293		};
294	};
295
296	hdmi@39 {
297		compatible = "adi,adv7513";
298		reg = <0x39>, <0x49>, <0x29>, <0x59>;
299		reg-names = "main", "edid", "cec", "packet";
300
301		avdd-supply = <&d1_8v>;
302		dvdd-supply = <&d1_8v>;
303		pvdd-supply = <&d1_8v>;
304		dvdd-3v-supply = <&d3_3v>;
305		bgvdd-supply = <&d1_8v>;
306
307		adi,input-depth = <8>;
308		adi,input-colorspace = "rgb";
309		adi,input-clock = "1x";
310
311		ports {
312			#address-cells = <1>;
313			#size-cells = <0>;
314
315			port@0 {
316				reg = <0>;
317				adv7513_1_in: endpoint {
318					remote-endpoint = <&du_out_rgb1>;
319				};
320			};
321
322			port@1 {
323				reg = <1>;
324				adv7513_1_out: endpoint {
325					remote-endpoint = <&hdmi_con1>;
326				};
327			};
328		};
329	};
330};
331
332&du {
333	pinctrl-0 = <&du0_pins>, <&du1_pins>;
334	pinctrl-names = "default";
335
336	clocks = <&cpg CPG_MOD 724>, <&cpg CPG_MOD 723>, <&osc2_clk>;
337	clock-names = "du.0", "du.1", "dclkin.0";
338	status = "okay";
339
340	ports {
341		port@0 {
342			endpoint {
343				remote-endpoint = <&adv7513_0_in>;
344			};
345		};
346		port@1 {
347			endpoint {
348				remote-endpoint = <&adv7513_1_in>;
349			};
350		};
351	};
352};
353