arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk3.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (C) 2023 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  * PDK3 PCB number: 669-100 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 (3)";
  19         compatible = "dh,imx8mp-dhcom-pdk3", "dh,imx8mp-dhcom-som",
  20                      "fsl,imx8mp";
  21
  22         chosen {
  23                 stdout-path = &uart1;
  24         };
  25
  26         clk_pcie: clock-pcie {
  27                 compatible = "fixed-clock";
  28                 #clock-cells = <0>;
  29                 clock-frequency = <100000000>;
  30         };
  31
  32         connector {
  33                 compatible = "usb-c-connector";
  34                 label = "USB-C";
  35                 data-role = "dual";
  36
  37                 ports {
  38                         #address-cells = <1>;
  39                         #size-cells = <0>;
  40
  41                         port@0 {
  42                                 reg = <0>;
  43
  44                                 usb_c_0_hs_ep: endpoint {
  45                                         remote-endpoint = <&dwc3_0_hs_ep>;
  46                                 };
  47                         };
  48
  49                         port@1 {
  50                                 reg = <1>;
  51
  52                                 usb_c_0_ss_ep: endpoint {
  53                                         remote-endpoint = <&ptn5150_in_ep>;
  54                                 };
  55                         };
  56                 };
  57         };
  58
  59         gpio-keys {
  60                 compatible = "gpio-keys";
  61
  62                 button-0 {
  63                         gpios = <&gpio1 9 GPIO_ACTIVE_LOW>; /* GPIO A */
  64                         label = "TA1-GPIO-A";
  65                         linux,code = <KEY_A>;
  66                         pinctrl-0 = <&pinctrl_dhcom_a>;
  67                         pinctrl-names = "default";
  68                         wakeup-source;
  69                 };
  70
  71                 button-1 {
  72                         gpios = <&gpio1 8 GPIO_ACTIVE_LOW>; /* GPIO B */
  73                         label = "TA2-GPIO-B";
  74                         linux,code = <KEY_B>;
  75                         pinctrl-0 = <&pinctrl_dhcom_b>;
  76                         pinctrl-names = "default";
  77                         wakeup-source;
  78                 };
  79
  80                 button-2 {
  81                         gpios = <&gpio5 2 GPIO_ACTIVE_LOW>; /* GPIO C */
  82                         label = "TA3-GPIO-C";
  83                         linux,code = <KEY_C>;
  84                         pinctrl-0 = <&pinctrl_dhcom_c>;
  85                         pinctrl-names = "default";
  86                         wakeup-source;
  87                 };
  88
  89                 button-3 {
  90                         gpios = <&gpio5 22 GPIO_ACTIVE_LOW>; /* GPIO E */
  91                         label = "TA4-GPIO-E";
  92                         linux,code = <KEY_E>;
  93                         pinctrl-0 = <&pinctrl_dhcom_e>;
  94                         pinctrl-names = "default";
  95                         wakeup-source;
  96                 };
  97         };
  98
  99         led {
 100                 compatible = "gpio-leds";
 101
 102                 led-0 {
 103                         color = <LED_COLOR_ID_GREEN>;
 104                         default-state = "off";
 105                         function = LED_FUNCTION_INDICATOR;
 106                         function-enumerator = <0>;
 107                         gpios = <&gpio4 27 GPIO_ACTIVE_HIGH>; /* GPIO D */
 108                         pinctrl-0 = <&pinctrl_dhcom_d>;
 109                         pinctrl-names = "default";
 110                 };
 111
 112                 led-1 {
 113                         color = <LED_COLOR_ID_GREEN>;
 114                         default-state = "off";
 115                         function = LED_FUNCTION_INDICATOR;
 116                         function-enumerator = <1>;
 117                         gpios = <&gpio5 23 GPIO_ACTIVE_HIGH>; /* GPIO F */
 118                         pinctrl-0 = <&pinctrl_dhcom_f>;
 119                         pinctrl-names = "default";
 120                 };
 121
 122                 led-2 {
 123                         color = <LED_COLOR_ID_GREEN>;
 124                         default-state = "off";
 125                         function = LED_FUNCTION_INDICATOR;
 126                         function-enumerator = <2>;
 127                         gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>; /* GPIO G */
 128                         pinctrl-0 = <&pinctrl_dhcom_g>;
 129                         pinctrl-names = "default";
 130                 };
 131
 132                 led-3 {
 133                         color = <LED_COLOR_ID_GREEN>;
 134                         default-state = "off";
 135                         function = LED_FUNCTION_INDICATOR;
 136                         function-enumerator = <3>;
 137                         gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>; /* GPIO I */
 138                         pinctrl-0 = <&pinctrl_dhcom_i>;
 139                         pinctrl-names = "default";
 140                 };
 141         };
 142
 143         reg_avdd: regulator-avdd {      /* AUDIO_VDD */
 144                 compatible = "regulator-fixed";
 145                 regulator-always-on;
 146                 regulator-min-microvolt = <3300000>;
 147                 regulator-max-microvolt = <3300000>;
 148                 regulator-name = "AUDIO_VDD";
 149         };
 150 };
 151
 152 &i2c5 {
 153         i2c-mux@70 {
 154                 compatible = "nxp,pca9540";
 155                 reg = <0x70>;
 156                 #address-cells = <1>;
 157                 #size-cells = <0>;
 158
 159                 i2cmuxed0: i2c@0 {
 160                         #address-cells = <1>;
 161                         #size-cells = <0>;
 162                         reg = <0>;
 163
 164                         typec@3d {
 165                                 compatible = "nxp,ptn5150";
 166                                 reg = <0x3d>;
 167                                 interrupt-parent = <&gpio4>;
 168                                 interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
 169                                 pinctrl-names = "default";
 170                                 pinctrl-0 = <&pinctrl_ptn5150>;
 171
 172                                 ports {
 173                                         #address-cells = <1>;
 174                                         #size-cells = <0>;
 175
 176                                         port@0 {
 177                                                 reg = <0>;
 178
 179                                                 ptn5150_in_ep: endpoint {
 180                                                         remote-endpoint = <&usb_c_0_ss_ep>;
 181                                                 };
 182                                         };
 183
 184                                         port@1 {
 185                                                 reg = <1>;
 186
 187                                                 ptn5150_out_ep: endpoint {
 188                                                         remote-endpoint = <&dwc3_0_ss_ep>;
 189                                                 };
 190                                         };
 191                                 };
 192                         };
 193
 194                         power-sensor@40 {
 195                             compatible = "ti,ina238";
 196                             reg = <0x40>;
 197                             shunt-resistor = <20000>;   /* 0.02 R */
 198                             ti,shunt-gain = <1>;        /* Drop cca. 40mV */
 199                         };
 200
 201                         eeprom_board: eeprom@54 {
 202                                 compatible = "atmel,24c04";
 203                                 pagesize = <16>;
 204                                 reg = <0x54>;
 205                         };
 206                 };
 207
 208                 i2cmuxed1: i2c@1 {      /* HDMI DDC I2C */
 209                         #address-cells = <1>;
 210                         #size-cells = <0>;
 211                         reg = <1>;
 212                 };
 213         };
 214 };
 215
 216 &ethphy0g {
 217         reg = <7>;
 218 };
 219
 220 &fec {  /* Second ethernet */
 221         pinctrl-0 = <&pinctrl_fec_rgmii>;
 222         phy-handle = <&ethphypdk>;
 223         phy-mode = "rgmii-id";
 224
 225         mdio {
 226                 ethphypdk: ethernet-phy@7 { /* Micrel KSZ9131RNXI */
 227                         compatible = "ethernet-phy-id0022.1642",
 228                                      "ethernet-phy-ieee802.3-c22";
 229                         interrupt-parent = <&gpio4>;
 230                         interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
 231                         pinctrl-0 = <&pinctrl_ethphy1>;
 232                         pinctrl-names = "default";
 233                         reg = <7>;
 234                         reset-assert-us = <1000>;
 235                         /* RESET_N signal rise time ~100ms */
 236                         reset-deassert-us = <120000>;
 237                         reset-gpios = <&gpio4 2 GPIO_ACTIVE_LOW>;
 238                 };
 239         };
 240 };
 241
 242 &flexcan1 {
 243         status = "okay";
 244 };
 245
 246 &pcie_phy {
 247         clocks = <&clk_pcie>;
 248         clock-names = "ref";
 249         fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
 250         status = "okay";
 251 };
 252
 253 &pcie {
 254         fsl,max-link-speed = <3>;
 255         reset-gpio = <&gpio1 6 GPIO_ACTIVE_LOW>;
 256         status = "okay";
 257 };
 258
 259 &usb_dwc3_0 {
 260         usb-role-switch;
 261
 262         port {
 263                 #address-cells = <1>;
 264                 #size-cells = <0>;
 265
 266                 dwc3_0_hs_ep: endpoint@0 {
 267                         reg = <0>;
 268                         remote-endpoint = <&usb_c_0_hs_ep>;
 269                 };
 270
 271                 dwc3_0_ss_ep: endpoint@1 {
 272                         reg = <1>;
 273                         remote-endpoint = <&ptn5150_out_ep>;
 274                 };
 275         };
 276 };
 277
 278 &usb3_1 {
 279         fsl,disable-port-power-control;
 280         fsl,permanently-attached;
 281 };
 282
 283 &usb_dwc3_1 {
 284         /* This port has USB5734 Hub connected to it, PWR/OC pins are unused */
 285         /delete-property/ pinctrl-names;
 286         /delete-property/ pinctrl-0;
 287 };
 288
 289 &iomuxc {
 290         /*
 291          * GPIO_A,B,C,E are connected to buttons.
 292          * GPIO_D,F,G,I are connected to LEDs.
 293          * GPIO_H is connected to USB Hub RESET_N.
 294          * GPIO_M is connected to CLKOUT2.
 295          */
 296         pinctrl-0 = <&pinctrl_hog_base
 297                      &pinctrl_dhcom_h &pinctrl_dhcom_j &pinctrl_dhcom_k
 298                      &pinctrl_dhcom_l
 299                      &pinctrl_dhcom_int>;
 300
 301         pinctrl_ptn5150: ptn5150grp {
 302                 fsl,pins = <
 303                         MX8MP_IOMUXC_SAI2_TXC__GPIO4_IO25               0x40000000
 304                 >;
 305         };
 306 };