0001 // SPDX-License-Identifier: GPL-2.0
0002 /*
0003 * Copyright (c) 2019 BayLibre, SAS.
0004 * Author: Fabien Parent <fparent@baylibre.com>
0005 */
0006
0007 #include <dt-bindings/gpio/gpio.h>
0008
0009 / {
0010 aliases {
0011 serial0 = &uart0;
0012 ethernet0 = ðernet;
0013 };
0014
0015 chosen {
0016 stdout-path = "serial0:921600n8";
0017 };
0018
0019 firmware {
0020 optee: optee@4fd00000 {
0021 compatible = "linaro,optee-tz";
0022 method = "smc";
0023 };
0024 };
0025
0026 gpio-keys {
0027 compatible = "gpio-keys";
0028 pinctrl-names = "default";
0029 pinctrl-0 = <&gpio_keys_default>;
0030
0031 key-volume-up {
0032 gpios = <&pio 42 GPIO_ACTIVE_LOW>;
0033 label = "volume_up";
0034 linux,code = <115>;
0035 wakeup-source;
0036 debounce-interval = <15>;
0037 };
0038
0039 key-volume-down {
0040 gpios = <&pio 43 GPIO_ACTIVE_LOW>;
0041 label = "volume_down";
0042 linux,code = <114>;
0043 wakeup-source;
0044 debounce-interval = <15>;
0045 };
0046 };
0047 };
0048
0049 &i2c0 {
0050 clock-div = <2>;
0051 pinctrl-names = "default";
0052 pinctrl-0 = <&i2c0_pins_a>;
0053 status = "okay";
0054
0055 tca6416: gpio@20 {
0056 compatible = "ti,tca6416";
0057 reg = <0x20>;
0058 reset-gpios = <&pio 65 GPIO_ACTIVE_LOW>;
0059 pinctrl-names = "default";
0060 pinctrl-0 = <&tca6416_pins>;
0061
0062 gpio-controller;
0063 #gpio-cells = <2>;
0064
0065 eint20-mux-sel0-hog {
0066 gpio-hog;
0067 gpios = <0 0>;
0068 input;
0069 line-name = "eint20_mux_sel0";
0070 };
0071
0072 expcon-mux-sel1-hog {
0073 gpio-hog;
0074 gpios = <1 0>;
0075 input;
0076 line-name = "expcon_mux_sel1";
0077 };
0078
0079 mrg-di-mux-sel2-hog {
0080 gpio-hog;
0081 gpios = <2 0>;
0082 input;
0083 line-name = "mrg_di_mux_sel2";
0084 };
0085
0086 sd-sdio-mux-sel3-hog {
0087 gpio-hog;
0088 gpios = <3 0>;
0089 input;
0090 line-name = "sd_sdio_mux_sel3";
0091 };
0092
0093 sd-sdio-mux-ctrl7-hog {
0094 gpio-hog;
0095 gpios = <7 0>;
0096 output-low;
0097 line-name = "sd_sdio_mux_ctrl7";
0098 };
0099
0100 hw-id0-hog {
0101 gpio-hog;
0102 gpios = <8 0>;
0103 input;
0104 line-name = "hw_id0";
0105 };
0106
0107 hw-id1-hog {
0108 gpio-hog;
0109 gpios = <9 0>;
0110 input;
0111 line-name = "hw_id1";
0112 };
0113
0114 hw-id2-hog {
0115 gpio-hog;
0116 gpios = <10 0>;
0117 input;
0118 line-name = "hw_id2";
0119 };
0120
0121 fg-int-n-hog {
0122 gpio-hog;
0123 gpios = <11 0>;
0124 input;
0125 line-name = "fg_int_n";
0126 };
0127
0128 usba-pwr-en-hog {
0129 gpio-hog;
0130 gpios = <12 0>;
0131 output-high;
0132 line-name = "usba_pwr_en";
0133 };
0134
0135 wifi-3v3-pg-hog {
0136 gpio-hog;
0137 gpios = <13 0>;
0138 input;
0139 line-name = "wifi_3v3_pg";
0140 };
0141
0142 cam-rst-hog {
0143 gpio-hog;
0144 gpios = <14 0>;
0145 output-low;
0146 line-name = "cam_rst";
0147 };
0148
0149 cam-pwdn-hog {
0150 gpio-hog;
0151 gpios = <15 0>;
0152 output-low;
0153 line-name = "cam_pwdn";
0154 };
0155 };
0156 };
0157
0158 &i2c2 {
0159 clock-div = <2>;
0160 pinctrl-names = "default";
0161 pinctrl-0 = <&i2c2_pins_a>;
0162 status = "okay";
0163 };
0164
0165 &uart0 {
0166 status = "okay";
0167 };
0168
0169 ðernet {
0170 pinctrl-names = "default";
0171 pinctrl-0 = <ðernet_pins_default>;
0172 phy-handle = <ð_phy>;
0173 phy-mode = "rmii";
0174 mac-address = [00 00 00 00 00 00];
0175 status = "okay";
0176
0177 mdio {
0178 #address-cells = <1>;
0179 #size-cells = <0>;
0180
0181 eth_phy: ethernet-phy@0 {
0182 reg = <0>;
0183 };
0184 };
0185 };
0186
0187 &usb0 {
0188 status = "okay";
0189 dr_mode = "peripheral";
0190 usb-role-switch;
0191
0192 usb_con: connector {
0193 compatible = "usb-c-connector";
0194 label = "USB-C";
0195 };
0196 };
0197
0198 &usb_phy {
0199 status = "okay";
0200 };
0201
0202 &pio {
0203 gpio_keys_default: gpiodefault {
0204 pins_cmd_dat {
0205 pinmux = <MT8516_PIN_42_KPCOL0__FUNC_GPIO42>,
0206 <MT8516_PIN_43_KPCOL1__FUNC_GPIO43>;
0207 bias-pull-up;
0208 input-enable;
0209 };
0210 };
0211
0212 i2c0_pins_a: i2c0@0 {
0213 pins1 {
0214 pinmux = <MT8516_PIN_58_SDA0__FUNC_SDA0_0>,
0215 <MT8516_PIN_59_SCL0__FUNC_SCL0_0>;
0216 bias-disable;
0217 };
0218 };
0219
0220 i2c2_pins_a: i2c2@0 {
0221 pins1 {
0222 pinmux = <MT8516_PIN_60_SDA2__FUNC_SDA2_0>,
0223 <MT8516_PIN_61_SCL2__FUNC_SCL2_0>;
0224 bias-disable;
0225 };
0226 };
0227
0228 tca6416_pins: pinmux_tca6416_pins {
0229 gpio_mux_rst_n_pin {
0230 pinmux = <MT8516_PIN_65_UTXD1__FUNC_GPIO65>;
0231 output-high;
0232 };
0233
0234 gpio_mux_int_n_pin {
0235 pinmux = <MT8516_PIN_64_URXD1__FUNC_GPIO64>;
0236 input-enable;
0237 bias-pull-up;
0238 };
0239 };
0240
0241 ethernet_pins_default: ethernet {
0242 pins_ethernet {
0243 pinmux = <MT8516_PIN_0_EINT0__FUNC_EXT_TXD0>,
0244 <MT8516_PIN_1_EINT1__FUNC_EXT_TXD1>,
0245 <MT8516_PIN_5_EINT5__FUNC_EXT_RXER>,
0246 <MT8516_PIN_6_EINT6__FUNC_EXT_RXC>,
0247 <MT8516_PIN_7_EINT7__FUNC_EXT_RXDV>,
0248 <MT8516_PIN_8_EINT8__FUNC_EXT_RXD0>,
0249 <MT8516_PIN_9_EINT9__FUNC_EXT_RXD1>,
0250 <MT8516_PIN_12_EINT12__FUNC_EXT_TXEN>,
0251 <MT8516_PIN_38_MRG_DI__FUNC_EXT_MDIO>,
0252 <MT8516_PIN_39_MRG_DO__FUNC_EXT_MDC>;
0253 };
0254 };
0255 };
