1/*
  2 * Device Tree Source for the Wheat board
  3 *
  4 * Copyright (C) 2016 Renesas Electronics Corporation
  5 * Copyright (C) 2016 Cogent  Embedded, Inc.
  6 *
  7 * This file is licensed under the terms of the GNU General Public License
  8 * version 2.  This program is licensed "as is" without any warranty of any
  9 * kind, whether express or implied.
 10 */
 11
 12/dts-v1/;
 13#include "r8a7792.dtsi"
 14#include <dt-bindings/gpio/gpio.h>
 15#include <dt-bindings/input/input.h>
 16
 17/ {
 18	model = "Wheat";
 19	compatible = "renesas,wheat", "renesas,r8a7792";
 20
 21	aliases {
 22		serial0 = &scif0;
 23	};
 24
 25	chosen {
 26		bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
 27		stdout-path = "serial0:115200n8";
 28	};
 29
 30	memory@40000000 {
 31		device_type = "memory";
 32		reg = <0 0x40000000 0 0x40000000>;
 33	};
 34
 35	d3_3v: regulator-3v3 {
 36		compatible = "regulator-fixed";
 37		regulator-name = "D3.3V";
 38		regulator-min-microvolt = <3300000>;
 39		regulator-max-microvolt = <3300000>;
 40		regulator-boot-on;
 41		regulator-always-on;
 42	};
 43
 44	ethernet@18000000 {
 45		compatible = "smsc,lan89218", "smsc,lan9115";
 46		reg = <0 0x18000000 0 0x100>;
 47		phy-mode = "mii";
 48		interrupt-parent = <&irqc>;
 49		interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
 50		smsc,irq-push-pull;
 51		smsc,save-mac-address;
 52		reg-io-width = <4>;
 53		vddvario-supply = <&d3_3v>;
 54		vdd33a-supply = <&d3_3v>;
 55
 56		pinctrl-0 = <&lan89218_pins>;
 57		pinctrl-names = "default";
 58	};
 59
 60	keyboard {
 61		compatible = "gpio-keys";
 62
 63		key-a {
 64			linux,code = <KEY_A>;
 65			label = "SW2";
 66			wakeup-source;
 67			debounce-interval = <20>;
 68			gpios = <&gpio3 20 GPIO_ACTIVE_LOW>;
 69		};
 70		key-b {
 71			linux,code = <KEY_B>;
 72			label = "SW3";
 73			wakeup-source;
 74			debounce-interval = <20>;
 75			gpios = <&gpio11 2 GPIO_ACTIVE_LOW>;
 76		};
 77	};
 78
 79	vcc_sdhi0: regulator-vcc-sdhi0 {
 80		compatible = "regulator-fixed";
 81
 82		regulator-name = "SDHI0 Vcc";
 83		regulator-min-microvolt = <3300000>;
 84		regulator-max-microvolt = <3300000>;
 85
 86		gpio = <&gpio11 12 GPIO_ACTIVE_HIGH>;
 87		enable-active-high;
 88	};
 89
 90	hdmi-out0 {
 91		compatible = "hdmi-connector";
 92		type = "a";
 93
 94		port {
 95			hdmi_con0: endpoint {
 96				remote-endpoint = <&adv7513_0_out>;
 97			};
 98		};
 99	};
100
101	hdmi-out1 {
102		compatible = "hdmi-connector";
103		type = "a";
104
105		port {
106			hdmi_con1: endpoint {
107				remote-endpoint = <&adv7513_1_out>;
108			};
109		};
110	};
111
112	osc2_clk: osc2 {
113		compatible = "fixed-clock";
114		#clock-cells = <0>;
115		clock-frequency = <74250000>;
116	};
117};
118
119&extal_clk {
120	clock-frequency = <20000000>;
121};
122
123&pfc {
124	scif0_pins: scif0 {
125		groups = "scif0_data";
126		function = "scif0";
127	};
128
129	lan89218_pins: lan89218 {
130		intc {
131			groups = "intc_irq0";
132			function = "intc";
133		};
134		lbsc {
135			groups = "lbsc_ex_cs0";
136			function = "lbsc";
137		};
138	};
139
140	can0_pins: can0 {
141		groups = "can0_data";
142		function = "can0";
143	};
144
145	can1_pins: can1 {
146		groups = "can1_data";
147		function = "can1";
148	};
149
150	sdhi0_pins: sdhi0 {
151		groups = "sdhi0_data4", "sdhi0_ctrl";
152		function = "sdhi0";
153	};
154
155	qspi_pins: qspi {
156		groups = "qspi_ctrl", "qspi_data4";
157		function = "qspi";
158	};
159
160	du0_pins: du0 {
161		groups = "du0_rgb888", "du0_sync", "du0_disp";
162		function = "du0";
163	};
164
165	du1_pins: du1 {
166		groups = "du1_rgb666", "du1_sync", "du1_disp";
167		function = "du1";
168	};
169};
170
171&scif0 {
172	pinctrl-0 = <&scif0_pins>;
173	pinctrl-names = "default";
174
175	status = "okay";
176};
177
178&can0 {
179	pinctrl-0 = <&can0_pins>;
180	pinctrl-names = "default";
181
182	status = "okay";
183};
184
185&can1 {
186	pinctrl-0 = <&can1_pins>;
187	pinctrl-names = "default";
188
189	status = "okay";
190};
191
192&sdhi0 {
193	pinctrl-0 = <&sdhi0_pins>;
194	pinctrl-names = "default";
195
196	vmmc-supply = <&vcc_sdhi0>;
197	cd-gpios = <&gpio11 11 GPIO_ACTIVE_LOW>;
198	status = "okay";
199};
200
201&qspi {
202	pinctrl-0 = <&qspi_pins>;
203	pinctrl-names = "default";
204	status = "okay";
205
206	flash@0 {
207		compatible = "spansion,s25fl512s", "jedec,spi-nor";
208		reg = <0>;
209		spi-max-frequency = <30000000>;
210		spi-tx-bus-width = <4>;
211		spi-rx-bus-width = <4>;
212		spi-cpol;
213		spi-cpha;
214		m25p,fast-read;
215
216		partitions {
217			compatible = "fixed-partitions";
218			#address-cells = <1>;
219			#size-cells = <1>;
220
221			partition@0 {
222				label = "loader";
223				reg = <0x00000000 0x00040000>;
224				read-only;
225			};
226			partition@40000 {
227				label = "user";
228				reg = <0x00040000 0x00400000>;
229				read-only;
230			};
231			partition@440000 {
232				label = "flash";
233				reg = <0x00440000 0x03bc0000>;
234			};
235		};
236	};
237};
238
239&i2c4 {
240	status = "okay";
241	clock-frequency = <400000>;
242
243	hdmi@3d {
244		compatible = "adi,adv7513";
245		reg = <0x3d>;
246
247		adi,input-depth = <8>;
248		adi,input-colorspace = "rgb";
249		adi,input-clock = "1x";
250		adi,input-style = <1>;
251		adi,input-justification = "evenly";
252
253		ports {
254			#address-cells = <1>;
255			#size-cells = <0>;
256
257			port@0 {
258				reg = <0>;
259				adv7513_0_in: endpoint {
260					remote-endpoint = <&du_out_rgb0>;
261				};
262			};
263
264			port@1 {
265				reg = <1>;
266				adv7513_0_out: endpoint {
267					remote-endpoint = <&hdmi_con0>;
268				};
269			};
270		};
271	};
272
273	hdmi@39 {
274		compatible = "adi,adv7513";
275		reg = <0x39>;
276
277		adi,input-depth = <8>;
278		adi,input-colorspace = "rgb";
279		adi,input-clock = "1x";
280		adi,input-style = <1>;
281		adi,input-justification = "evenly";
282
283		ports {
284			#address-cells = <1>;
285			#size-cells = <0>;
286
287			port@0 {
288				reg = <0>;
289				adv7513_1_in: endpoint {
290					remote-endpoint = <&du_out_rgb1>;
291				};
292			};
293
294			port@1 {
295				reg = <1>;
296				adv7513_1_out: endpoint {
297					remote-endpoint = <&hdmi_con1>;
298				};
299			};
300		};
301	};
302};
303
304&du {
305	pinctrl-0 = <&du0_pins &du1_pins>;
306	pinctrl-names = "default";
307
308	clocks = <&cpg CPG_MOD 724>, <&cpg CPG_MOD 723>, <&osc2_clk>;
309	clock-names = "du.0", "du.1", "dclkin.0";
310	status = "okay";
311
312	ports {
313		port@0 {
314			endpoint {
315				remote-endpoint = <&adv7513_0_in>;
316			};
317		};
318		port@1 {
319			endpoint {
320				remote-endpoint = <&adv7513_1_in>;
321			};
322		};
323	};
324};