172 строки
3.3 KiB
Plaintext
172 строки
3.3 KiB
Plaintext
/*
|
|
* Copyright (C) 2013 Philipp Zabel
|
|
*
|
|
* This file is licensed under the terms of the GNU General Public License
|
|
* version 2. This program is licensed "as is" without any warranty of any
|
|
* kind, whether express or implied.
|
|
*/
|
|
|
|
/dts-v1/;
|
|
#include "imx6q.dtsi"
|
|
|
|
/ {
|
|
model = "Zealz GK802";
|
|
compatible = "zealz,imx6q-gk802", "fsl,imx6q";
|
|
|
|
chosen {
|
|
linux,stdout-path = &uart4;
|
|
};
|
|
|
|
memory {
|
|
reg = <0x10000000 0x40000000>;
|
|
};
|
|
|
|
regulators {
|
|
compatible = "simple-bus";
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
|
|
reg_3p3v: regulator@0 {
|
|
compatible = "regulator-fixed";
|
|
reg = <0>;
|
|
regulator-name = "3P3V";
|
|
regulator-min-microvolt = <3300000>;
|
|
regulator-max-microvolt = <3300000>;
|
|
regulator-always-on;
|
|
};
|
|
};
|
|
|
|
gpio-keys {
|
|
compatible = "gpio-keys";
|
|
|
|
recovery-button {
|
|
label = "recovery";
|
|
gpios = <&gpio3 16 1>;
|
|
linux,code = <0x198>; /* KEY_RESTART */
|
|
gpio-key,wakeup;
|
|
};
|
|
};
|
|
};
|
|
|
|
/* Internal I2C */
|
|
&i2c2 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&pinctrl_i2c2>;
|
|
clock-frequency = <100000>;
|
|
status = "okay";
|
|
|
|
/* SDMC DM2016 1024 bit EEPROM + 128 bit OTP */
|
|
eeprom: dm2016@51 {
|
|
compatible = "sdmc,dm2016";
|
|
reg = <0x51>;
|
|
};
|
|
};
|
|
|
|
/* External I2C via HDMI */
|
|
&i2c3 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&pinctrl_i2c3>;
|
|
clock-frequency = <100000>;
|
|
status = "okay";
|
|
};
|
|
|
|
&iomuxc {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&pinctrl_hog>;
|
|
|
|
imx6q-gk802 {
|
|
pinctrl_hog: hoggrp {
|
|
fsl,pins = <
|
|
/* Recovery button, active-low */
|
|
MX6QDL_PAD_EIM_D16__GPIO3_IO16 0x100b1
|
|
/* RTL8192CU enable GPIO, active-low */
|
|
MX6QDL_PAD_NANDF_D0__GPIO2_IO00 0x1b0b0
|
|
>;
|
|
};
|
|
|
|
pinctrl_i2c2: i2c2grp {
|
|
fsl,pins = <
|
|
MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1
|
|
MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1
|
|
>;
|
|
};
|
|
|
|
pinctrl_i2c3: i2c3grp {
|
|
fsl,pins = <
|
|
MX6QDL_PAD_GPIO_5__I2C3_SCL 0x4001b8b1
|
|
MX6QDL_PAD_GPIO_16__I2C3_SDA 0x4001b8b1
|
|
>;
|
|
};
|
|
|
|
pinctrl_uart4: uart4grp {
|
|
fsl,pins = <
|
|
MX6QDL_PAD_KEY_COL0__UART4_TX_DATA 0x1b0b1
|
|
MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA 0x1b0b1
|
|
>;
|
|
};
|
|
|
|
pinctrl_usdhc3: usdhc3grp {
|
|
fsl,pins = <
|
|
MX6QDL_PAD_SD3_CMD__SD3_CMD 0x17059
|
|
MX6QDL_PAD_SD3_CLK__SD3_CLK 0x10059
|
|
MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x17059
|
|
MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x17059
|
|
MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x17059
|
|
MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x17059
|
|
>;
|
|
};
|
|
|
|
pinctrl_usdhc4: usdhc4grp {
|
|
fsl,pins = <
|
|
MX6QDL_PAD_SD4_CMD__SD4_CMD 0x17059
|
|
MX6QDL_PAD_SD4_CLK__SD4_CLK 0x10059
|
|
MX6QDL_PAD_SD4_DAT0__SD4_DATA0 0x17059
|
|
MX6QDL_PAD_SD4_DAT1__SD4_DATA1 0x17059
|
|
MX6QDL_PAD_SD4_DAT2__SD4_DATA2 0x17059
|
|
MX6QDL_PAD_SD4_DAT3__SD4_DATA3 0x17059
|
|
>;
|
|
};
|
|
};
|
|
};
|
|
|
|
&uart2 {
|
|
status = "okay";
|
|
};
|
|
|
|
&uart4 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&pinctrl_uart4>;
|
|
status = "okay";
|
|
};
|
|
|
|
/* External USB-A port (USBOTG) */
|
|
&usbotg {
|
|
disable-over-current;
|
|
status = "okay";
|
|
};
|
|
|
|
/* Internal USB port (USBH1), connected to RTL8192CU */
|
|
&usbh1 {
|
|
disable-over-current;
|
|
status = "okay";
|
|
};
|
|
|
|
/* External microSD */
|
|
&usdhc3 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&pinctrl_usdhc3>;
|
|
bus-width = <4>;
|
|
cd-gpios = <&gpio6 11 0>;
|
|
vmmc-supply = <®_3p3v>;
|
|
status = "okay";
|
|
};
|
|
|
|
/* Internal microSD */
|
|
&usdhc4 {
|
|
pinctrl-names = "default";
|
|
pinctrl-0 = <&pinctrl_usdhc4>;
|
|
bus-width = <4>;
|
|
vmmc-supply = <®_3p3v>;
|
|
status = "okay";
|
|
};
|