imx6q-gk802.dts

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    1 // SPDX-License-Identifier: GPL-2.0-only
    2 // Copyright (C) 2013 Philipp Zabel
    3 
    4 /dts-v1/;
    5 #include <dt-bindings/gpio/gpio.h>
    6 #include <dt-bindings/input/input.h>
    7 #include "imx6q.dtsi"
    8 
    9 / {
   10         model = "Zealz GK802";
   11         compatible = "zealz,imx6q-gk802", "fsl,imx6q";
   12 
   13         chosen {
   14                 stdout-path = &uart4;
   15         };
   16 
   17         memory@10000000 {
   18                 device_type = "memory";
   19                 reg = <0x10000000 0x40000000>;
   20         };
   21 
   22         regulators {
   23                 compatible = "simple-bus";
   24                 #address-cells = <1>;
   25                 #size-cells = <0>;
   26 
   27                 reg_3p3v: regulator@0 {
   28                         compatible = "regulator-fixed";
   29                         reg = <0>;
   30                         regulator-name = "3P3V";
   31                         regulator-min-microvolt = <3300000>;
   32                         regulator-max-microvolt = <3300000>;
   33                         regulator-always-on;
   34                 };
   35         };
   36 
   37         gpio-keys {
   38                 compatible = "gpio-keys";
   39 
   40                 recovery-button {
   41                         label = "recovery";
   42                         gpios = <&gpio3 16 1>;
   43                         linux,code = <KEY_RESTART>;
   44                         wakeup-source;
   45                 };
   46         };
   47 };
   48 
   49 &hdmi {
   50         ddc-i2c-bus = <&i2c3>;
   51         status = "okay";
   52 };
   53 
   54 /* Internal I2C */
   55 &i2c2 {
   56         pinctrl-names = "default";
   57         pinctrl-0 = <&pinctrl_i2c2>;
   58         clock-frequency = <100000>;
   59         status = "okay";
   60 
   61         /* SDMC DM2016 1024 bit EEPROM + 128 bit OTP */
   62         eeprom: dm2016@51 {
   63                 compatible = "sdmc,dm2016";
   64                 reg = <0x51>;
   65         };
   66 };
   67 
   68 /* External I2C via HDMI */
   69 &i2c3 {
   70         pinctrl-names = "default";
   71         pinctrl-0 = <&pinctrl_i2c3>;
   72         clock-frequency = <100000>;
   73         status = "okay";
   74 };
   75 
   76 &iomuxc {
   77         pinctrl-names = "default";
   78         pinctrl-0 = <&pinctrl_hog>;
   79 
   80         imx6q-gk802 {
   81                 pinctrl_hog: hoggrp {
   82                         fsl,pins = <
   83                                 /* Recovery button, active-low */
   84                                 MX6QDL_PAD_EIM_D16__GPIO3_IO16  0x100b1
   85                                 /* RTL8192CU enable GPIO, active-low */
   86                                 MX6QDL_PAD_NANDF_D0__GPIO2_IO00 0x1b0b0
   87                         >;
   88                 };
   89 
   90                 pinctrl_i2c2: i2c2grp {
   91                         fsl,pins = <
   92                                 MX6QDL_PAD_KEY_COL3__I2C2_SCL           0x4001b8b1
   93                                 MX6QDL_PAD_KEY_ROW3__I2C2_SDA           0x4001b8b1
   94                         >;
   95                 };
   96 
   97                 pinctrl_i2c3: i2c3grp {
   98                         fsl,pins = <
   99                                 MX6QDL_PAD_GPIO_5__I2C3_SCL             0x4001b8b1
  100                                 MX6QDL_PAD_GPIO_16__I2C3_SDA            0x4001b8b1
  101                         >;
  102                 };
  103 
  104                 pinctrl_uart4: uart4grp {
  105                         fsl,pins = <
  106                                 MX6QDL_PAD_KEY_COL0__UART4_TX_DATA      0x1b0b1
  107                                 MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA      0x1b0b1
  108                         >;
  109                 };
  110 
  111                 pinctrl_usdhc3: usdhc3grp {
  112                         fsl,pins = <
  113                                 MX6QDL_PAD_SD3_CMD__SD3_CMD             0x17059
  114                                 MX6QDL_PAD_SD3_CLK__SD3_CLK             0x10059
  115                                 MX6QDL_PAD_SD3_DAT0__SD3_DATA0          0x17059
  116                                 MX6QDL_PAD_SD3_DAT1__SD3_DATA1          0x17059
  117                                 MX6QDL_PAD_SD3_DAT2__SD3_DATA2          0x17059
  118                                 MX6QDL_PAD_SD3_DAT3__SD3_DATA3          0x17059
  119                         >;
  120                 };
  121 
  122                 pinctrl_usdhc4: usdhc4grp {
  123                         fsl,pins = <
  124                                 MX6QDL_PAD_SD4_CMD__SD4_CMD             0x17059
  125                                 MX6QDL_PAD_SD4_CLK__SD4_CLK             0x10059
  126                                 MX6QDL_PAD_SD4_DAT0__SD4_DATA0          0x17059
  127                                 MX6QDL_PAD_SD4_DAT1__SD4_DATA1          0x17059
  128                                 MX6QDL_PAD_SD4_DAT2__SD4_DATA2          0x17059
  129                                 MX6QDL_PAD_SD4_DAT3__SD4_DATA3          0x17059
  130                         >;
  131                 };
  132         };
  133 };
  134 
  135 &uart2 {
  136         status = "okay";
  137 };
  138 
  139 &uart4 {
  140         pinctrl-names = "default";
  141         pinctrl-0 = <&pinctrl_uart4>;
  142         status = "okay";
  143 };
  144 
  145 /* External USB-A port (USBOTG) */
  146 &usbotg {
  147         disable-over-current;
  148         status = "okay";
  149 };
  150 
  151 /* Internal USB port (USBH1), connected to RTL8192CU */
  152 &usbh1 {
  153         disable-over-current;
  154         status = "okay";
  155 };
  156 
  157 /* External microSD */
  158 &usdhc3 {
  159         pinctrl-names = "default";
  160         pinctrl-0 = <&pinctrl_usdhc3>;
  161         bus-width = <4>;
  162         cd-gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
  163         vmmc-supply = <&reg_3p3v>;
  164         status = "okay";
  165 };
  166 
  167 /* Internal microSD */
  168 &usdhc4 {
  169         pinctrl-names = "default";
  170         pinctrl-0 = <&pinctrl_usdhc4>;
  171         bus-width = <4>;
  172         vmmc-supply = <&reg_3p3v>;
  173         status = "okay";
  174 };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/arm/imx6q-gk802.dts

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/imx6q-gk802.dts