imx8mp-dhcom-pdk2.dts

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    1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
    2 /*
    3  * Copyright (C) 2022 Marek Vasut <marex@denx.de>
    4  */
    5 
    6 /dts-v1/;
    7 
    8 #include <dt-bindings/leds/common.h>
    9 #include <dt-bindings/net/qca-ar803x.h>
   10 #include <dt-bindings/phy/phy-imx8-pcie.h>
   11 #include "imx8mp-dhcom-som.dtsi"
   12 
   13 / {
   14         model = "DH electronics i.MX8M Plus DHCOM Premium Developer Kit (2)";
   15         compatible = "dh,imx8mp-dhcom-pdk2", "fsl,imx8mp";
   16 
   17         chosen {
   18                 stdout-path = &uart1;
   19         };
   20 
   21         gpio-keys {
   22                 compatible = "gpio-keys";
   23 
   24                 button-0 {
   25                         gpios = <&gpio1 9 GPIO_ACTIVE_LOW>; /* GPIO A */
   26                         label = "TA1-GPIO-A";
   27                         linux,code = <KEY_A>;
   28                         pinctrl-0 = <&pinctrl_dhcom_a>;
   29                         pinctrl-names = "default";
   30                         wakeup-source;
   31                 };
   32 
   33                 button-1 {
   34                         gpios = <&gpio1 8 GPIO_ACTIVE_LOW>; /* GPIO B */
   35                         label = "TA2-GPIO-B";
   36                         linux,code = <KEY_B>;
   37                         pinctrl-0 = <&pinctrl_dhcom_b>;
   38                         pinctrl-names = "default";
   39                         wakeup-source;
   40                 };
   41 
   42                 button-2 {
   43                         gpios = <&gpio5 2 GPIO_ACTIVE_LOW>; /* GPIO C */
   44                         label = "TA3-GPIO-C";
   45                         linux,code = <KEY_C>;
   46                         pinctrl-0 = <&pinctrl_dhcom_c>;
   47                         pinctrl-names = "default";
   48                         wakeup-source;
   49                 };
   50 
   51                 button-3 {
   52                         gpios = <&gpio4 27 GPIO_ACTIVE_LOW>; /* GPIO D */
   53                         label = "TA4-GPIO-D";
   54                         linux,code = <KEY_D>;
   55                         pinctrl-0 = <&pinctrl_dhcom_d>;
   56                         pinctrl-names = "default";
   57                         wakeup-source;
   58                 };
   59         };
   60 
   61         led {
   62                 compatible = "gpio-leds";
   63 
   64                 led-0 {
   65                         color = <LED_COLOR_ID_GREEN>;
   66                         default-state = "off";
   67                         function = LED_FUNCTION_INDICATOR;
   68                         gpios = <&gpio5 22 GPIO_ACTIVE_HIGH>; /* GPIO E */
   69                         pinctrl-0 = <&pinctrl_dhcom_e>;
   70                         pinctrl-names = "default";
   71                 };
   72 
   73                 led-1 {
   74                         color = <LED_COLOR_ID_GREEN>;
   75                         default-state = "off";
   76                         function = LED_FUNCTION_INDICATOR;
   77                         gpios = <&gpio5 23 GPIO_ACTIVE_HIGH>; /* GPIO F */
   78                         pinctrl-0 = <&pinctrl_dhcom_f>;
   79                         pinctrl-names = "default";
   80                 };
   81 
   82                 led-2 {
   83                         color = <LED_COLOR_ID_GREEN>;
   84                         default-state = "off";
   85                         function = LED_FUNCTION_INDICATOR;
   86                         gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>; /* GPIO H */
   87                         pinctrl-0 = <&pinctrl_dhcom_h>;
   88                         pinctrl-names = "default";
   89                 };
   90 
   91                 led-3 {
   92                         color = <LED_COLOR_ID_GREEN>;
   93                         default-state = "off";
   94                         function = LED_FUNCTION_INDICATOR;
   95                         gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>; /* GPIO I */
   96                         pinctrl-0 = <&pinctrl_dhcom_i>;
   97                         pinctrl-names = "default";
   98                 };
   99         };
  100 };
  101 
  102 /*
  103  * PDK2 carrier board uses SoM with KSZ9131 populated and connected to
  104  * SoM EQoS ethernet RGMII interface. Remove the other SoM PHY DT node.
  105  */
  106 /delete-node/ &ethphy0f;
  107 
  108 /*
  109  * PDK2 carrier board has KSZ9021 PHY populated and connected to SoM FEC
  110  * ethernet RGMII interface. The SoM is not populated with second FEC PHY.
  111  */
  112 /delete-node/ &ethphy1f;
  113 
  114 &fec {  /* Second ethernet */
  115         phy-handle = <&ethphypdk>;
  116 
  117         mdio {
  118                 ethphypdk: ethernet-phy@7 { /* KSZ 9021 */
  119                         compatible = "ethernet-phy-ieee802.3-c22";
  120                         pinctrl-0 = <&pinctrl_ethphy1>;
  121                         pinctrl-names = "default";
  122                         interrupt-parent = <&gpio4>;
  123                         interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
  124                         max-speed = <100>;
  125                         reg = <7>;
  126                         reset-assert-us = <1000>;
  127                         reset-deassert-us = <1000>;
  128                         reset-gpios = <&gpio4 2 GPIO_ACTIVE_LOW>;
  129                         rxc-skew-ps = <3000>;
  130                         rxd0-skew-ps = <0>;
  131                         rxd1-skew-ps = <0>;
  132                         rxd2-skew-ps = <0>;
  133                         rxd3-skew-ps = <0>;
  134                         rxdv-skew-ps = <0>;
  135                         txc-skew-ps = <3000>;
  136                         txd0-skew-ps = <0>;
  137                         txd1-skew-ps = <0>;
  138                         txd2-skew-ps = <0>;
  139                         txd3-skew-ps = <0>;
  140                         txen-skew-ps = <0>;
  141                 };
  142         };
  143 };
  144 
  145 &flexcan1 {
  146         status = "okay";
  147 };
  148 
  149 &usb3_1 {
  150         fsl,over-current-active-low;
  151 };
  152 
  153 &iomuxc {
  154         /*
  155          * GPIO_A,B,C,D are connected to buttons.
  156          * GPIO_E,F,H,I are connected to LEDs.
  157          * GPIO_M is connected to CLKOUT2.
  158          */
  159         pinctrl-0 = <&pinctrl_hog_base
  160                      &pinctrl_dhcom_g &pinctrl_dhcom_j
  161                      &pinctrl_dhcom_k &pinctrl_dhcom_l
  162                      &pinctrl_dhcom_int>;
  163 };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/arm64/freescale/imx8mp-dhcom-pdk2.dts

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm64/freescale/imx8mp-dhcom-pdk2.dts