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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/* Copyright (C) 2025 Toradex */
/dts-v1/;
#include <dt-bindings/pwm/pwm.h>
#include "imx8mp-toradex-smarc.dtsi"
/ {
model = "Toradex SMARC iMX8M Plus on Toradex SMARC Development Board";
compatible = "toradex,smarc-imx8mp-dev",
"toradex,smarc-imx8mp",
"fsl,imx8mp";
hdmi-connector {
compatible = "hdmi-connector";
label = "J64";
type = "a";
port {
native_hdmi_connector_in: endpoint {
remote-endpoint = <&hdmi_tx_out>;
};
};
};
reg_carrier_1p8v: regulator-carrier-1p8v {
compatible = "regulator-fixed";
regulator-max-microvolt = <1800000>;
regulator-min-microvolt = <1800000>;
regulator-name = "On-carrier 1V8";
};
sound {
compatible = "simple-audio-card";
simple-audio-card,bitclock-master = <&codec_dai>;
simple-audio-card,format = "i2s";
simple-audio-card,frame-master = <&codec_dai>;
simple-audio-card,mclk-fs = <256>;
simple-audio-card,name = "tdx-smarc-wm8904";
simple-audio-card,routing =
"Headphone Jack", "HPOUTL",
"Headphone Jack", "HPOUTR",
"IN2L", "Line In Jack",
"IN2R", "Line In Jack",
"Microphone Jack", "MICBIAS",
"IN1L", "Microphone Jack";
simple-audio-card,widgets =
"Microphone", "Microphone Jack",
"Headphone", "Headphone Jack",
"Line", "Line In Jack";
codec_dai: simple-audio-card,codec {
clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI1_MCLK1>;
sound-dai = <&wm8904_1a>;
};
simple-audio-card,cpu {
sound-dai = <&sai1>;
};
};
};
&aud2htx {
status = "okay";
};
/* SMARC SPI0 */
&ecspi1 {
status = "okay";
};
/* SMARC GBE0 */
&eqos {
status = "okay";
};
/* SMARC GBE1 */
&fec {
status = "okay";
};
/* SMARC CAN1 */
&flexcan1 {
status = "okay";
};
/* SMARC CAN0 */
&flexcan2 {
status = "okay";
};
&gpio1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio7>,
<&pinctrl_gpio8>,
<&pinctrl_gpio9>,
<&pinctrl_gpio10>,
<&pinctrl_gpio11>,
<&pinctrl_gpio12>,
<&pinctrl_gpio13>;
};
&gpio4 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio4>, <&pinctrl_gpio6>;
};
&hdmi_pvi {
status = "okay";
};
/* SMARC HDMI */
&hdmi_tx {
status = "okay";
ports {
port@1 {
hdmi_tx_out: endpoint {
remote-endpoint = <&native_hdmi_connector_in>;
};
};
};
};
&hdmi_tx_phy {
status = "okay";
};
/* SMARC I2C_LCD */
&i2c2 {
status = "okay";
i2c-mux@70 {
compatible = "nxp,pca9543";
reg = <0x70>;
#address-cells = <1>;
#size-cells = <0>;
/* I2C on DSI Connector Pins 4/6 */
i2c_dsi_0: i2c@0 {
reg = <0>;
#address-cells = <1>;
#size-cells = <0>;
};
/* I2C on DSI Connector Pins 52/54 */
i2c_dsi_1: i2c@1 {
reg = <1>;
#address-cells = <1>;
#size-cells = <0>;
};
};
};
/* SMARC I2C_CAM0 */
&i2c3 {
status = "okay";
};
/* SMARC I2C_GP */
&i2c4 {
/* Audio Codec */
wm8904_1a: audio-codec@1a {
compatible = "wlf,wm8904";
reg = <0x1a>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sai1>, <&pinctrl_sai1_mclk>;
#sound-dai-cells = <0>;
clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI1_MCLK1>;
clock-names = "mclk";
AVDD-supply = <®_carrier_1p8v>;
CPVDD-supply = <®_carrier_1p8v>;
DBVDD-supply = <®_carrier_1p8v>;
DCVDD-supply = <®_carrier_1p8v>;
MICVDD-supply = <®_carrier_1p8v>;
};
/* On-Carrier Temperature Sensor */
temperature-sensor@4f {
compatible = "ti,tmp1075";
reg = <0x4f>;
};
/* On-Carrier EEPROM */
eeprom@57 {
compatible = "st,24c02", "atmel,24c02";
reg = <0x57>;
pagesize = <16>;
};
};
/* SMARC I2C_CAM1 */
&i2c5 {
status = "okay";
};
/* SMARC I2C_PM */
&i2c6 {
clock-frequency = <100000>;
status = "okay";
/* Fan controller */
fan_controller: fan@18 {
compatible = "ti,amc6821";
reg = <0x18>;
#pwm-cells = <2>;
fan {
cooling-levels = <255>;
pwms = <&fan_controller 40000 PWM_POLARITY_INVERTED>;
};
};
/* Current measurement into module VDD */
hwmon@40 {
compatible = "ti,ina226";
reg = <0x40>;
shunt-resistor = <5000>;
};
};
&lcdif3 {
status = "okay";
};
/* SMARC PCIE_A, M2 Key B */
&pcie {
status = "okay";
};
&pcie_phy {
status = "okay";
};
/* SMARC LCD1_BKLT_PWM */
&pwm1 {
status = "okay";
};
/* SMARC LCD0_BKLT_PWM */
&pwm2 {
status = "okay";
};
/* SMARC I2S0 */
&sai1 {
assigned-clocks = <&clk IMX8MP_CLK_SAI1>;
assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
assigned-clock-rates = <24576000>;
fsl,sai-mclk-direction-output;
status = "okay";
};
/* SMARC HDMI Audio */
&sound_hdmi {
status = "okay";
};
/* SMARC SER0, RS485. Optional M.2 KEY E */
&uart1 {
linux,rs485-enabled-at-boot-time;
rs485-rts-active-low;
rs485-rx-during-tx;
status = "okay";
};
/* SMARC SER2 */
&uart2 {
status = "okay";
};
/* SMARC SER1, used as the Linux Console */
&uart4 {
status = "okay";
};
/* SMARC USB0 */
&usb3_0 {
status = "okay";
};
/* SMARC USB1..4 */
&usb3_1 {
status = "okay";
};
&usb3_phy0 {
status = "okay";
};
&usb3_phy1 {
status = "okay";
};
/* SMARC SDIO */
&usdhc2 {
status = "okay";
};
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