1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (c) 2019 BayLibre, SAS.
4 * Author: Fabien Parent <fparent@baylibre.com>
5 */
6
7#include <dt-bindings/gpio/gpio.h>
8
9/ {
10	aliases {
11		serial0 = &uart0;
12		ethernet0 = &ethernet;
13	};
14
15	chosen {
16		stdout-path = "serial0:921600n8";
17	};
18
19	firmware {
20		optee: optee@4fd00000 {
21			compatible = "linaro,optee-tz";
22			method = "smc";
23		};
24	};
25
26	gpio-keys {
27		compatible = "gpio-keys";
28		pinctrl-names = "default";
29		pinctrl-0 = <&gpio_keys_default>;
30
31		volume-up {
32			gpios = <&pio 42 GPIO_ACTIVE_LOW>;
33			label = "volume_up";
34			linux,code = <115>;
35			wakeup-source;
36			debounce-interval = <15>;
37		};
38
39		volume-down {
40			gpios = <&pio 43 GPIO_ACTIVE_LOW>;
41			label = "volume_down";
42			linux,code = <114>;
43			wakeup-source;
44			debounce-interval = <15>;
45		};
46	};
47};
48
49&i2c0 {
50	clock-div = <2>;
51	pinctrl-names = "default";
52	pinctrl-0 = <&i2c0_pins_a>;
53	status = "okay";
54
55	tca6416: gpio@20 {
56		compatible = "ti,tca6416";
57		reg = <0x20>;
58		reset-gpios = <&pio 65 GPIO_ACTIVE_LOW>;
59		pinctrl-names = "default";
60		pinctrl-0 = <&tca6416_pins>;
61
62		gpio-controller;
63		#gpio-cells = <2>;
64
65		eint20-mux-sel0-hog {
66			gpio-hog;
67			gpios = <0 0>;
68			input;
69			line-name = "eint20_mux_sel0";
70		};
71
72		expcon-mux-sel1-hog {
73			gpio-hog;
74			gpios = <1 0>;
75			input;
76			line-name = "expcon_mux_sel1";
77		};
78
79		mrg-di-mux-sel2-hog {
80			gpio-hog;
81			gpios = <2 0>;
82			input;
83			line-name = "mrg_di_mux_sel2";
84		};
85
86		sd-sdio-mux-sel3-hog {
87			gpio-hog;
88			gpios = <3 0>;
89			input;
90			line-name = "sd_sdio_mux_sel3";
91		};
92
93		sd-sdio-mux-ctrl7-hog {
94			gpio-hog;
95			gpios = <7 0>;
96			output-low;
97			line-name = "sd_sdio_mux_ctrl7";
98		};
99
100		hw-id0-hog {
101			gpio-hog;
102			gpios = <8 0>;
103			input;
104			line-name = "hw_id0";
105		};
106
107		hw-id1-hog {
108			gpio-hog;
109			gpios = <9 0>;
110			input;
111			line-name = "hw_id1";
112		};
113
114		hw-id2-hog {
115			gpio-hog;
116			gpios = <10 0>;
117			input;
118			line-name = "hw_id2";
119		};
120
121		fg-int-n-hog {
122			gpio-hog;
123			gpios = <11 0>;
124			input;
125			line-name = "fg_int_n";
126		};
127
128		usba-pwr-en-hog {
129			gpio-hog;
130			gpios = <12 0>;
131			output-high;
132			line-name = "usba_pwr_en";
133		};
134
135		wifi-3v3-pg-hog {
136			gpio-hog;
137			gpios = <13 0>;
138			input;
139			line-name = "wifi_3v3_pg";
140		};
141
142		cam-rst-hog {
143			gpio-hog;
144			gpios = <14 0>;
145			output-low;
146			line-name = "cam_rst";
147		};
148
149		cam-pwdn-hog {
150			gpio-hog;
151			gpios = <15 0>;
152			output-low;
153			line-name = "cam_pwdn";
154		};
155	};
156};
157
158&i2c2 {
159	clock-div = <2>;
160	pinctrl-names = "default";
161	pinctrl-0 = <&i2c2_pins_a>;
162	status = "okay";
163};
164
165&uart0 {
166	status = "okay";
167};
168
169&ethernet {
170	pinctrl-names = "default";
171	pinctrl-0 = <&ethernet_pins_default>;
172	phy-handle = <&eth_phy>;
173	phy-mode = "rmii";
174	mac-address = [00 00 00 00 00 00];
175	status = "okay";
176
177	mdio {
178		#address-cells = <1>;
179		#size-cells = <0>;
180
181		eth_phy: ethernet-phy@0 {
182			reg = <0>;
183		};
184	};
185};
186
187&usb0 {
188	status = "okay";
189	dr_mode = "peripheral";
190	usb-role-switch;
191
192	usb_con: connector {
193		compatible = "usb-c-connector";
194		label = "USB-C";
195	};
196};
197
198&usb_phy {
199	status = "okay";
200};
201
202&pio {
203	gpio_keys_default: gpiodefault {
204		pins_cmd_dat {
205			pinmux = <MT8516_PIN_42_KPCOL0__FUNC_GPIO42>,
206				 <MT8516_PIN_43_KPCOL1__FUNC_GPIO43>;
207			bias-pull-up;
208			input-enable;
209		};
210	};
211
212	i2c0_pins_a: i2c0@0 {
213		pins1 {
214			pinmux = <MT8516_PIN_58_SDA0__FUNC_SDA0_0>,
215				 <MT8516_PIN_59_SCL0__FUNC_SCL0_0>;
216			bias-disable;
217		};
218	};
219
220	i2c2_pins_a: i2c2@0 {
221		pins1 {
222			pinmux = <MT8516_PIN_60_SDA2__FUNC_SDA2_0>,
223				 <MT8516_PIN_61_SCL2__FUNC_SCL2_0>;
224			bias-disable;
225		};
226	};
227
228	tca6416_pins: pinmux_tca6416_pins {
229		gpio_mux_rst_n_pin {
230			pinmux = <MT8516_PIN_65_UTXD1__FUNC_GPIO65>;
231			output-high;
232		};
233
234		gpio_mux_int_n_pin {
235			pinmux = <MT8516_PIN_64_URXD1__FUNC_GPIO64>;
236			input-enable;
237			bias-pull-up;
238		};
239	};
240
241	ethernet_pins_default: ethernet {
242		pins_ethernet {
243			pinmux = <MT8516_PIN_0_EINT0__FUNC_EXT_TXD0>,
244				 <MT8516_PIN_1_EINT1__FUNC_EXT_TXD1>,
245				 <MT8516_PIN_5_EINT5__FUNC_EXT_RXER>,
246				 <MT8516_PIN_6_EINT6__FUNC_EXT_RXC>,
247				 <MT8516_PIN_7_EINT7__FUNC_EXT_RXDV>,
248				 <MT8516_PIN_8_EINT8__FUNC_EXT_RXD0>,
249				 <MT8516_PIN_9_EINT9__FUNC_EXT_RXD1>,
250				 <MT8516_PIN_12_EINT12__FUNC_EXT_TXEN>,
251				 <MT8516_PIN_38_MRG_DI__FUNC_EXT_MDIO>,
252				 <MT8516_PIN_39_MRG_DO__FUNC_EXT_MDC>;
253		};
254	};
255};
256