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 = ðernet;
13 };
14
15 chosen {
16 stdout-path = "serial0:921600n8";
17 };
18
19 firmware {
20 optee: optee {
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 key-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 key-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 ðernet {
170 pinctrl-names = "default";
171 pinctrl-0 = <ðernet_pins_default>;
172 phy-handle = <ð_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 {
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 {
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 };
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