xref: /linux/arch/arm64/boot/dts/renesas/white-hawk-cpu-common.dtsi (revision ae22a94997b8a03dcb3c922857c203246711f9d4) 
1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2/*
3 * Device Tree Source for the common parts shared by the White Hawk CPU and
4 * White Hawk Single boards
5 *
6 * Copyright (C) 2022 Renesas Electronics Corp.
7 */
8
9#include <dt-bindings/gpio/gpio.h>
10#include <dt-bindings/input/input.h>
11#include <dt-bindings/leds/common.h>
12
13/ {
14	aliases {
15		ethernet0 = &avb0;
16		serial0 = &hscif0;
17	};
18
19	chosen {
20		bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
21		stdout-path = "serial0:921600n8";
22	};
23
24	sn65dsi86_refclk: clk-x6 {
25		compatible = "fixed-clock";
26		#clock-cells = <0>;
27		clock-frequency = <38400000>;
28	};
29
30	keys {
31		compatible = "gpio-keys";
32
33		pinctrl-0 = <&keys_pins>;
34		pinctrl-names = "default";
35
36		key-1 {
37			gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
38			linux,code = <KEY_1>;
39			label = "SW47";
40			wakeup-source;
41			debounce-interval = <20>;
42		};
43
44		key-2 {
45			gpios = <&gpio5 1 GPIO_ACTIVE_LOW>;
46			linux,code = <KEY_2>;
47			label = "SW48";
48			wakeup-source;
49			debounce-interval = <20>;
50		};
51
52		key-3 {
53			gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
54			linux,code = <KEY_3>;
55			label = "SW49";
56			wakeup-source;
57			debounce-interval = <20>;
58		};
59	};
60
61	leds {
62		compatible = "gpio-leds";
63
64		led-1 {
65			gpios = <&gpio7 0 GPIO_ACTIVE_HIGH>;
66			color = <LED_COLOR_ID_GREEN>;
67			function = LED_FUNCTION_INDICATOR;
68			function-enumerator = <1>;
69		};
70
71		led-2 {
72			gpios = <&gpio7 1 GPIO_ACTIVE_HIGH>;
73			color = <LED_COLOR_ID_GREEN>;
74			function = LED_FUNCTION_INDICATOR;
75			function-enumerator = <2>;
76		};
77
78		led-3 {
79			gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>;
80			color = <LED_COLOR_ID_GREEN>;
81			function = LED_FUNCTION_INDICATOR;
82			function-enumerator = <3>;
83		};
84	};
85
86	memory@48000000 {
87		device_type = "memory";
88		/* first 128MB is reserved for secure area. */
89		reg = <0x0 0x48000000 0x0 0x78000000>;
90	};
91
92	memory@480000000 {
93		device_type = "memory";
94		reg = <0x4 0x80000000 0x0 0x80000000>;
95	};
96
97	memory@600000000 {
98		device_type = "memory";
99		reg = <0x6 0x00000000 0x1 0x00000000>;
100	};
101
102	mini-dp-con {
103		compatible = "dp-connector";
104		label = "CN5";
105		type = "mini";
106
107		port {
108			mini_dp_con_in: endpoint {
109				remote-endpoint = <&sn65dsi86_out>;
110			};
111		};
112	};
113
114	reg_1p2v: regulator-1p2v {
115		compatible = "regulator-fixed";
116		regulator-name = "fixed-1.2V";
117		regulator-min-microvolt = <1200000>;
118		regulator-max-microvolt = <1200000>;
119		regulator-boot-on;
120		regulator-always-on;
121	};
122
123	reg_1p8v: regulator-1p8v {
124		compatible = "regulator-fixed";
125		regulator-name = "fixed-1.8V";
126		regulator-min-microvolt = <1800000>;
127		regulator-max-microvolt = <1800000>;
128		regulator-boot-on;
129		regulator-always-on;
130	};
131
132	reg_3p3v: regulator-3p3v {
133		compatible = "regulator-fixed";
134		regulator-name = "fixed-3.3V";
135		regulator-min-microvolt = <3300000>;
136		regulator-max-microvolt = <3300000>;
137		regulator-boot-on;
138		regulator-always-on;
139	};
140};
141
142&avb0 {
143	pinctrl-0 = <&avb0_pins>;
144	pinctrl-names = "default";
145	phy-handle = <&phy0>;
146	tx-internal-delay-ps = <2000>;
147	status = "okay";
148
149	phy0: ethernet-phy@0 {
150		compatible = "ethernet-phy-id0022.1622",
151			     "ethernet-phy-ieee802.3-c22";
152		rxc-skew-ps = <1500>;
153		reg = <0>;
154		interrupt-parent = <&gpio7>;
155		interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
156		reset-gpios = <&gpio7 10 GPIO_ACTIVE_LOW>;
157	};
158};
159
160&dsi0 {
161	status = "okay";
162
163	ports {
164		port@1 {
165			dsi0_out: endpoint {
166				remote-endpoint = <&sn65dsi86_in>;
167				data-lanes = <1 2 3 4>;
168			};
169		};
170	};
171};
172
173&du {
174	status = "okay";
175};
176
177&extal_clk {
178	clock-frequency = <16666666>;
179};
180
181&extalr_clk {
182	clock-frequency = <32768>;
183};
184
185&hscif0 {
186	pinctrl-0 = <&hscif0_pins>;
187	pinctrl-names = "default";
188
189	status = "okay";
190};
191
192&i2c0 {
193	pinctrl-0 = <&i2c0_pins>;
194	pinctrl-names = "default";
195
196	status = "okay";
197	clock-frequency = <400000>;
198
199	io_expander_a: gpio@20 {
200		compatible = "onnn,pca9654";
201		reg = <0x20>;
202		interrupt-parent = <&gpio0>;
203		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
204		gpio-controller;
205		#gpio-cells = <2>;
206		interrupt-controller;
207		#interrupt-cells = <2>;
208	};
209
210	eeprom@50 {
211		compatible = "rohm,br24g01", "atmel,24c01";
212		label = "cpu-board";
213		reg = <0x50>;
214		pagesize = <8>;
215	};
216};
217
218&i2c1 {
219	pinctrl-0 = <&i2c1_pins>;
220	pinctrl-names = "default";
221
222	status = "okay";
223	clock-frequency = <400000>;
224
225	bridge@2c {
226		compatible = "ti,sn65dsi86";
227		reg = <0x2c>;
228
229		clocks = <&sn65dsi86_refclk>;
230		clock-names = "refclk";
231
232		interrupt-parent = <&intc_ex>;
233		interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
234
235		enable-gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
236
237		vccio-supply = <&reg_1p8v>;
238		vpll-supply = <&reg_1p8v>;
239		vcca-supply = <&reg_1p2v>;
240		vcc-supply = <&reg_1p2v>;
241
242		ports {
243			#address-cells = <1>;
244			#size-cells = <0>;
245
246			port@0 {
247				reg = <0>;
248				sn65dsi86_in: endpoint {
249					remote-endpoint = <&dsi0_out>;
250				};
251			};
252
253			port@1 {
254				reg = <1>;
255				sn65dsi86_out: endpoint {
256					remote-endpoint = <&mini_dp_con_in>;
257				};
258			};
259		};
260	};
261};
262
263&mmc0 {
264	pinctrl-0 = <&mmc_pins>;
265	pinctrl-1 = <&mmc_pins>;
266	pinctrl-names = "default", "state_uhs";
267
268	vmmc-supply = <&reg_3p3v>;
269	vqmmc-supply = <&reg_1p8v>;
270	mmc-hs200-1_8v;
271	mmc-hs400-1_8v;
272	bus-width = <8>;
273	no-sd;
274	no-sdio;
275	non-removable;
276	full-pwr-cycle-in-suspend;
277	status = "okay";
278};
279
280&pfc {
281	pinctrl-0 = <&scif_clk_pins>;
282	pinctrl-names = "default";
283
284	avb0_pins: avb0 {
285		mux {
286			groups = "avb0_link", "avb0_mdio", "avb0_rgmii",
287				 "avb0_txcrefclk";
288			function = "avb0";
289		};
290
291		pins_mdio {
292			groups = "avb0_mdio";
293			drive-strength = <21>;
294		};
295
296		pins_mii {
297			groups = "avb0_rgmii";
298			drive-strength = <21>;
299		};
300
301	};
302
303	hscif0_pins: hscif0 {
304		groups = "hscif0_data";
305		function = "hscif0";
306	};
307
308	i2c0_pins: i2c0 {
309		groups = "i2c0";
310		function = "i2c0";
311	};
312
313	i2c1_pins: i2c1 {
314		groups = "i2c1";
315		function = "i2c1";
316	};
317
318	keys_pins: keys {
319		pins = "GP_5_0", "GP_5_1", "GP_5_2";
320		bias-pull-up;
321	};
322
323	mmc_pins: mmc {
324		groups = "mmc_data8", "mmc_ctrl", "mmc_ds";
325		function = "mmc";
326		power-source = <1800>;
327	};
328
329	qspi0_pins: qspi0 {
330		groups = "qspi0_ctrl", "qspi0_data4";
331		function = "qspi0";
332	};
333
334	scif_clk_pins: scif_clk {
335		groups = "scif_clk";
336		function = "scif_clk";
337	};
338};
339
340&rpc {
341	pinctrl-0 = <&qspi0_pins>;
342	pinctrl-names = "default";
343
344	status = "okay";
345
346	flash@0 {
347		compatible = "spansion,s25fs512s", "jedec,spi-nor";
348		reg = <0>;
349		spi-max-frequency = <40000000>;
350		spi-rx-bus-width = <4>;
351
352		partitions {
353			compatible = "fixed-partitions";
354			#address-cells = <1>;
355			#size-cells = <1>;
356
357			boot@0 {
358				reg = <0x0 0x1200000>;
359				read-only;
360			};
361			user@1200000 {
362				reg = <0x1200000 0x2e00000>;
363			};
364		};
365	};
366};
367
368&rwdt {
369	timeout-sec = <60>;
370	status = "okay";
371};
372
373&scif_clk {
374	clock-frequency = <24000000>;
375};
376