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_ext_audio_codec: clock-codec { 27 compatible = "fixed-clock"; 28 #clock-cells = <0>; 29 clock-frequency = <24000000>; 30 }; 31 32 clk_xtal25: clock-xtal25 { 33 compatible = "fixed-clock"; 34 #clock-cells = <0>; 35 clock-frequency = <25000000>; 36 }; 37 38 gpio-keys { 39 compatible = "gpio-keys"; 40 41 button-0 { 42 gpios = <&gpio1 9 GPIO_ACTIVE_LOW>; /* GPIO A */ 43 label = "TA1-GPIO-A"; 44 linux,code = <KEY_A>; 45 pinctrl-0 = <&pinctrl_dhcom_a>; 46 pinctrl-names = "default"; 47 wakeup-source; 48 }; 49 50 button-1 { 51 gpios = <&gpio1 8 GPIO_ACTIVE_LOW>; /* GPIO B */ 52 label = "TA2-GPIO-B"; 53 linux,code = <KEY_B>; 54 pinctrl-0 = <&pinctrl_dhcom_b>; 55 pinctrl-names = "default"; 56 wakeup-source; 57 }; 58 59 button-2 { 60 gpios = <&gpio5 2 GPIO_ACTIVE_LOW>; /* GPIO C */ 61 label = "TA3-GPIO-C"; 62 linux,code = <KEY_C>; 63 pinctrl-0 = <&pinctrl_dhcom_c>; 64 pinctrl-names = "default"; 65 wakeup-source; 66 }; 67 68 button-3 { 69 gpios = <&gpio5 22 GPIO_ACTIVE_LOW>; /* GPIO E */ 70 label = "TA4-GPIO-E"; 71 linux,code = <KEY_E>; 72 pinctrl-0 = <&pinctrl_dhcom_e>; 73 pinctrl-names = "default"; 74 wakeup-source; 75 }; 76 }; 77 78 hdmi-connector { 79 compatible = "hdmi-connector"; 80 label = "X28"; 81 type = "a"; 82 83 port { 84 hdmi_connector_in: endpoint { 85 remote-endpoint = <&hdmi_tx_out>; 86 }; 87 }; 88 }; 89 90 led { 91 compatible = "gpio-leds"; 92 93 led-0 { 94 color = <LED_COLOR_ID_GREEN>; 95 default-state = "off"; 96 function = LED_FUNCTION_INDICATOR; 97 function-enumerator = <0>; 98 gpios = <&gpio4 27 GPIO_ACTIVE_HIGH>; /* GPIO D */ 99 pinctrl-0 = <&pinctrl_dhcom_d>; 100 pinctrl-names = "default"; 101 }; 102 103 led-1 { 104 color = <LED_COLOR_ID_GREEN>; 105 default-state = "off"; 106 function = LED_FUNCTION_INDICATOR; 107 function-enumerator = <1>; 108 gpios = <&gpio5 23 GPIO_ACTIVE_HIGH>; /* GPIO F */ 109 pinctrl-0 = <&pinctrl_dhcom_f>; 110 pinctrl-names = "default"; 111 }; 112 113 led-2 { 114 color = <LED_COLOR_ID_GREEN>; 115 default-state = "off"; 116 function = LED_FUNCTION_INDICATOR; 117 function-enumerator = <2>; 118 gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>; /* GPIO G */ 119 pinctrl-0 = <&pinctrl_dhcom_g>; 120 pinctrl-names = "default"; 121 }; 122 123 led-3 { 124 color = <LED_COLOR_ID_GREEN>; 125 default-state = "off"; 126 function = LED_FUNCTION_INDICATOR; 127 function-enumerator = <3>; 128 gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>; /* GPIO I */ 129 pinctrl-0 = <&pinctrl_dhcom_i>; 130 pinctrl-names = "default"; 131 }; 132 }; 133 134 reg_3p3vdd: regulator-3p3vdd { /* 3.3VDD */ 135 compatible = "regulator-fixed"; 136 regulator-always-on; 137 regulator-min-microvolt = <3300000>; 138 regulator-max-microvolt = <3300000>; 139 regulator-name = "3P3VDD"; 140 }; 141 142 sound { 143 compatible = "simple-audio-card"; 144 simple-audio-card,name = "SGTL5000-Card"; 145 simple-audio-card,format = "i2s"; 146 simple-audio-card,bitclock-master = <&codec_dai>; 147 simple-audio-card,frame-master = <&codec_dai>; 148 simple-audio-card,widgets = "Headphone", "Headphone Jack"; 149 simple-audio-card,routing = "Headphone Jack", "HP_OUT"; 150 151 cpu_dai: simple-audio-card,cpu { 152 sound-dai = <&sai3>; 153 }; 154 155 codec_dai: simple-audio-card,codec { 156 sound-dai = <&sgtl5000>; 157 }; 158 }; 159}; 160 161&i2c5 { 162 i2c-mux@70 { 163 compatible = "nxp,pca9540"; 164 reg = <0x70>; 165 #address-cells = <1>; 166 #size-cells = <0>; 167 168 i2cmuxed0: i2c@0 { 169 #address-cells = <1>; 170 #size-cells = <0>; 171 reg = <0>; 172 173 sgtl5000: codec@a { 174 compatible = "fsl,sgtl5000"; 175 reg = <0x0a>; 176 #sound-dai-cells = <0>; 177 clocks = <&clk_ext_audio_codec>; 178 VDDA-supply = <®_3p3vdd>; 179 VDDIO-supply = <®_vdd_3p3v_awo>; 180 }; 181 182 csi2exp: gpio@24 { 183 compatible = "nxp,pca9570"; 184 reg = <0x24>; 185 gpio-controller; 186 #gpio-cells = <2>; 187 gpio-line-names = 188 "CSI2_#RESET", "CSI2_#PWDN", 189 "CSI_#PWDN", "CSI_#RESET"; 190 }; 191 192 typec@3d { 193 compatible = "nxp,ptn5150"; 194 reg = <0x3d>; 195 interrupt-parent = <&gpio4>; 196 interrupts = <25 IRQ_TYPE_EDGE_FALLING>; 197 pinctrl-names = "default"; 198 pinctrl-0 = <&pinctrl_ptn5150>; 199 200 port { 201 202 ptn5150_out_ep: endpoint { 203 remote-endpoint = <&dwc3_0_ep>; 204 }; 205 }; 206 }; 207 208 power-sensor@40 { 209 compatible = "ti,ina238"; 210 reg = <0x40>; 211 shunt-resistor = <20000>; /* 0.02 R */ 212 ti,shunt-gain = <1>; /* Drop cca. 40mV */ 213 }; 214 215 eeprom_board: eeprom@54 { 216 compatible = "atmel,24c04"; 217 pagesize = <16>; 218 reg = <0x54>; 219 }; 220 221 pcieclk: clock@6b { 222 compatible = "skyworks,si52144"; 223 reg = <0x6b>; 224 clocks = <&clk_xtal25>; 225 #clock-cells = <1>; 226 }; 227 }; 228 229 i2cmuxed1: i2c@1 { /* HDMI DDC I2C */ 230 #address-cells = <1>; 231 #size-cells = <0>; 232 reg = <1>; 233 }; 234 }; 235}; 236 237&fec { /* Second ethernet */ 238 pinctrl-0 = <&pinctrl_fec_rgmii>; 239 phy-handle = <ðphypdk>; 240 phy-mode = "rgmii-id"; 241 242 mdio { 243 ethphypdk: ethernet-phy@7 { /* Micrel KSZ9131RNXI */ 244 compatible = "ethernet-phy-id0022.1642", 245 "ethernet-phy-ieee802.3-c22"; 246 interrupt-parent = <&gpio4>; 247 interrupts = <3 IRQ_TYPE_LEVEL_LOW>; 248 pinctrl-0 = <&pinctrl_ethphy1>; 249 pinctrl-names = "default"; 250 reg = <7>; 251 reset-assert-us = <1000>; 252 /* RESET_N signal rise time ~100ms */ 253 reset-deassert-us = <120000>; 254 reset-gpios = <&gpio4 2 GPIO_ACTIVE_LOW>; 255 }; 256 }; 257}; 258 259&flexcan1 { 260 status = "okay"; 261}; 262 263&hdmi_pvi { 264 status = "okay"; 265}; 266 267&hdmi_tx { 268 ddc-i2c-bus = <&i2cmuxed1>; 269 pinctrl-names = "default"; 270 pinctrl-0 = <&pinctrl_hdmi>; 271 status = "okay"; 272 273 ports { 274 port@1 { 275 hdmi_tx_out: endpoint { 276 remote-endpoint = <&hdmi_connector_in>; 277 }; 278 }; 279 }; 280}; 281 282&hdmi_tx_phy { 283 status = "okay"; 284}; 285 286&lcdif3 { 287 status = "okay"; 288}; 289 290&pcie_phy { 291 clocks = <&pcieclk 1>; 292 clock-names = "ref"; 293 fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>; 294 status = "okay"; 295}; 296 297&pcie { 298 fsl,max-link-speed = <3>; 299 reset-gpio = <&gpio1 6 GPIO_ACTIVE_LOW>; 300 status = "okay"; 301}; 302 303&sai3 { 304 pinctrl-names = "default"; 305 pinctrl-0 = <&pinctrl_sai3>; 306 assigned-clocks = <&clk IMX8MP_CLK_SAI3>; 307 assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>; 308 assigned-clock-rates = <12288000>; 309 fsl,sai-mclk-direction-output; 310 status = "okay"; 311}; 312 313&usb_dwc3_0 { 314 usb-role-switch; 315 316 port { 317 dwc3_0_ep: endpoint { 318 remote-endpoint = <&ptn5150_out_ep>; 319 }; 320 }; 321}; 322 323&usb3_1 { 324 fsl,disable-port-power-control; 325 fsl,permanently-attached; 326}; 327 328&usb_dwc3_1 { 329 /* This port has USB5734 Hub connected to it, PWR/OC pins are unused */ 330 /delete-property/ pinctrl-names; 331 /delete-property/ pinctrl-0; 332}; 333 334&iomuxc { 335 /* 336 * GPIO_A,B,C,E are connected to buttons. 337 * GPIO_D,F,G,I are connected to LEDs. 338 * GPIO_H is connected to USB Hub RESET_N. 339 * GPIO_M is connected to CLKOUT2. 340 */ 341 pinctrl-0 = <&pinctrl_hog_base 342 &pinctrl_dhcom_h &pinctrl_dhcom_j &pinctrl_dhcom_k 343 &pinctrl_dhcom_l 344 &pinctrl_dhcom_int>; 345 346 pinctrl_ptn5150: ptn5150grp { 347 fsl,pins = < 348 MX8MP_IOMUXC_SAI2_TXC__GPIO4_IO25 0x40000000 349 >; 350 }; 351}; 352