arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (C) 2022 Marek Vasut <marex@denx.de>
   4  *
   5  * DHCOM iMX8MP variant:
   6  * DHCM-iMX8ML8-C160-R409-F1638-SPI16-GE-CAN2-SD-RTC-WBTA-ADC-T-RGB-CSI2-HS-I-01D2
   7  * DHCOM PCB number: 660-100 or newer
   8  * PDK2 PCB number: 516-400 or newer
   9  */
  10
  11 /dts-v1/;
  12
  13 #include <dt-bindings/leds/common.h>
  14 #include <dt-bindings/phy/phy-imx8-pcie.h>
  15 #include "imx8mp-dhcom-som.dtsi"
  16
  17 / {
  18         model = "DH electronics i.MX8M Plus DHCOM Premium Developer Kit (2)";
  19         compatible = "dh,imx8mp-dhcom-pdk2", "dh,imx8mp-dhcom-som",
  20                      "fsl,imx8mp";
  21
  22         chosen {
  23                 stdout-path = &uart1;
  24         };
  25
  26         clk_ext_audio_codec: clock-codec {
  27                 compatible = "fixed-clock";
  28                 #clock-cells = <0>;
  29                 clock-frequency = <24000000>;
  30         };
  31
  32         gpio-keys {
  33                 compatible = "gpio-keys";
  34
  35                 button-0 {
  36                         gpios = <&gpio1 9 GPIO_ACTIVE_LOW>; /* GPIO A */
  37                         label = "TA1-GPIO-A";
  38                         linux,code = <KEY_A>;
  39                         pinctrl-0 = <&pinctrl_dhcom_a>;
  40                         pinctrl-names = "default";
  41                         wakeup-source;
  42                 };
  43
  44                 button-1 {
  45                         gpios = <&gpio1 8 GPIO_ACTIVE_LOW>; /* GPIO B */
  46                         label = "TA2-GPIO-B";
  47                         linux,code = <KEY_B>;
  48                         pinctrl-0 = <&pinctrl_dhcom_b>;
  49                         pinctrl-names = "default";
  50                         wakeup-source;
  51                 };
  52
  53                 button-2 {
  54                         gpios = <&gpio5 2 GPIO_ACTIVE_LOW>; /* GPIO C */
  55                         label = "TA3-GPIO-C";
  56                         linux,code = <KEY_C>;
  57                         pinctrl-0 = <&pinctrl_dhcom_c>;
  58                         pinctrl-names = "default";
  59                         wakeup-source;
  60                 };
  61
  62                 button-3 {
  63                         gpios = <&gpio4 27 GPIO_ACTIVE_LOW>; /* GPIO D */
  64                         label = "TA4-GPIO-D";
  65                         linux,code = <KEY_D>;
  66                         pinctrl-0 = <&pinctrl_dhcom_d>;
  67                         pinctrl-names = "default";
  68                         wakeup-source;
  69                 };
  70         };
  71
  72         led {
  73                 compatible = "gpio-leds";
  74
  75                 led-0 {
  76                         color = <LED_COLOR_ID_GREEN>;
  77                         default-state = "off";
  78                         function = LED_FUNCTION_INDICATOR;
  79                         gpios = <&gpio5 22 GPIO_ACTIVE_HIGH>; /* GPIO E */
  80                         pinctrl-0 = <&pinctrl_dhcom_e>;
  81                         pinctrl-names = "default";
  82                 };
  83
  84                 led-1 {
  85                         color = <LED_COLOR_ID_GREEN>;
  86                         default-state = "off";
  87                         function = LED_FUNCTION_INDICATOR;
  88                         gpios = <&gpio5 23 GPIO_ACTIVE_HIGH>; /* GPIO F */
  89                         pinctrl-0 = <&pinctrl_dhcom_f>;
  90                         pinctrl-names = "default";
  91                 };
  92
  93                 led-2 {
  94                         color = <LED_COLOR_ID_GREEN>;
  95                         default-state = "off";
  96                         function = LED_FUNCTION_INDICATOR;
  97                         gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>; /* GPIO H */
  98                         pinctrl-0 = <&pinctrl_dhcom_h>;
  99                         pinctrl-names = "default";
 100                 };
 101
 102                 led-3 {
 103                         color = <LED_COLOR_ID_GREEN>;
 104                         default-state = "off";
 105                         function = LED_FUNCTION_INDICATOR;
 106                         gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>; /* GPIO I */
 107                         pinctrl-0 = <&pinctrl_dhcom_i>;
 108                         pinctrl-names = "default";
 109                 };
 110         };
 111
 112         reg_3p3vdd: regulator-3p3vdd {  /* 3.3VDD */
 113                 compatible = "regulator-fixed";
 114                 regulator-always-on;
 115                 regulator-min-microvolt = <3300000>;
 116                 regulator-max-microvolt = <3300000>;
 117                 regulator-name = "3P3VDD";
 118         };
 119
 120         sound {
 121                 compatible = "simple-audio-card";
 122                 simple-audio-card,name = "SGTL5000-Card";
 123                 simple-audio-card,format = "i2s";
 124                 simple-audio-card,bitclock-master = <&codec_dai>;
 125                 simple-audio-card,frame-master = <&codec_dai>;
 126                 simple-audio-card,widgets = "Headphone", "Headphone Jack";
 127                 simple-audio-card,routing = "Headphone Jack", "HP_OUT";
 128
 129                 cpu_dai: simple-audio-card,cpu {
 130                         sound-dai = <&sai3>;
 131                 };
 132
 133                 codec_dai: simple-audio-card,codec {
 134                         sound-dai = <&sgtl5000>;
 135                 };
 136         };
 137 };
 138
 139 &i2c5 {
 140         sgtl5000: codec@a {
 141                 compatible = "fsl,sgtl5000";
 142                 reg = <0x0a>;
 143                 #sound-dai-cells = <0>;
 144                 clocks = <&clk_ext_audio_codec>;
 145                 VDDA-supply = <&reg_3p3vdd>;
 146                 VDDIO-supply = <&reg_vdd_3p3v_awo>;
 147         };
 148 };
 149
 150 &fec {  /* Second ethernet */
 151         pinctrl-0 = <&pinctrl_fec_rgmii>;
 152         phy-handle = <&ethphypdk>;
 153         phy-mode = "rgmii";
 154
 155         mdio {
 156                 ethphypdk: ethernet-phy@7 { /* KSZ 9021 */
 157                         compatible = "ethernet-phy-ieee802.3-c22";
 158                         pinctrl-0 = <&pinctrl_ethphy1>;
 159                         pinctrl-names = "default";
 160                         interrupt-parent = <&gpio4>;
 161                         interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
 162                         max-speed = <100>;
 163                         reg = <7>;
 164                         reset-assert-us = <1000>;
 165                         reset-deassert-us = <1000>;
 166                         reset-gpios = <&gpio4 2 GPIO_ACTIVE_LOW>;
 167                         rxc-skew-ps = <3000>;
 168                         rxd0-skew-ps = <0>;
 169                         rxd1-skew-ps = <0>;
 170                         rxd2-skew-ps = <0>;
 171                         rxd3-skew-ps = <0>;
 172                         rxdv-skew-ps = <0>;
 173                         txc-skew-ps = <3000>;
 174                         txd0-skew-ps = <0>;
 175                         txd1-skew-ps = <0>;
 176                         txd2-skew-ps = <0>;
 177                         txd3-skew-ps = <0>;
 178                         txen-skew-ps = <0>;
 179                 };
 180         };
 181 };
 182
 183 &flexcan1 {
 184         status = "okay";
 185 };
 186
 187 &pcie_phy {
 188         clock-names = "ref";
 189         clocks = <&clk IMX8MP_SYS_PLL2_100M>;
 190         fsl,clkreq-unsupported;
 191         fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_UNUSED>;
 192         status = "okay";
 193 };
 194
 195 &pcie {
 196         fsl,max-link-speed = <1>;
 197         reset-gpio = <&gpio1 6 GPIO_ACTIVE_LOW>;        /* GPIO J */
 198         status = "okay";
 199 };
 200
 201 &sai3 {
 202         #sound-dai-cells = <0>;
 203         pinctrl-names = "default";
 204         pinctrl-0 = <&pinctrl_sai3>;
 205         assigned-clocks = <&clk IMX8MP_CLK_SAI3>;
 206         assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
 207         assigned-clock-rates = <12288000>;
 208         fsl,sai-mclk-direction-output;
 209         status = "okay";
 210 };
 211
 212 &usb3_1 {
 213         fsl,over-current-active-low;
 214 };
 215
 216 &iomuxc {
 217         /*
 218          * GPIO_A,B,C,D are connected to buttons.
 219          * GPIO_E,F,H,I are connected to LEDs.
 220          * GPIO_M is connected to CLKOUT1.
 221          */
 222         pinctrl-0 = <&pinctrl_hog_base
 223                      &pinctrl_dhcom_g &pinctrl_dhcom_j
 224                      &pinctrl_dhcom_k &pinctrl_dhcom_l
 225                      &pinctrl_dhcom_int>;
 226 };