// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
/*
* Copyright (C) STMicroelectronics 2025 - All Rights Reserved
* Author: Amelie Delaunay <amelie.delaunay@foss.st.com> for STMicroelectronics.
*/
/dts-v1/;
#include "stm32mp157.dtsi"
#include "stm32mp15xf.dtsi"
#include "stm32mp15-pinctrl.dtsi"
#include "stm32mp15xxac-pinctrl.dtsi"
#include "stm32mp15xx-dkx.dtsi"
#include "stm32mp157f-dk2-scmi.dtsi"
/ {
model = "STMicroelectronics STM32MP157F-DK2 Discovery Board";
compatible = "st,stm32mp157f-dk2", "st,stm32mp157";
aliases {
ethernet0 = ðernet0;
serial3 = &usart2;
};
chosen {
stdout-path = "serial0:115200n8";
};
wifi_pwrseq: wifi-pwrseq {
compatible = "mmc-pwrseq-simple";
reset-gpios = <&gpioh 4 GPIO_ACTIVE_LOW>;
};
};
&arm_wdt {
timeout-sec = <32>;
status = "okay";
};
&cryp1 {
status = "okay";
};
&dsi {
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
panel@0 {
compatible = "orisetech,otm8009a";
reg = <0>;
reset-gpios = <&gpioe 4 GPIO_ACTIVE_LOW>;
power-supply = <&scmi_v3v3>;
status = "okay";
port {
panel_in: endpoint {
remote-endpoint = <&dsi_out>;
};
};
};
};
&dsi_in {
remote-endpoint = <<dc_ep1_out>;
};
&dsi_out {
remote-endpoint = <&panel_in>;
};
&i2c1 {
touchscreen@38 {
compatible = "focaltech,ft6236";
reg = <0x38>;
interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
interrupt-parent = <&gpiof>;
touchscreen-size-x = <480>;
touchscreen-size-y = <800>;
status = "okay";
};
};
/* I2C4 is managed by OP-TEE */
&i2c4 {
status = "disabled";
/* i2c4 subnodes, which won't be managed by Linux */
typec@28 {
status = "disabled";
connector {
status = "disabled";
};
};
stpmic@33 {
status = "disabled";
};
};
<dc {
status = "okay";
port {
#address-cells = <1>;
#size-cells = <0>;
ltdc_ep1_out: endpoint@1 {
reg = <1>;
remote-endpoint = <&dsi_in>;
};
};
};
&rtc {
pinctrl-names = "default";
pinctrl-0 = <&rtc_rsvd_pins_a>;
rtc_lsco_pins_a: rtc-lsco-0 {
pins = "out2_rmp";
function = "lsco";
};
};
/* Wifi */
&sdmmc2 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc2_b4_pins_a>;
pinctrl-1 = <&sdmmc2_b4_od_pins_a>;
pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>;
non-removable;
cap-sdio-irq;
st,neg-edge;
bus-width = <4>;
vmmc-supply = <&scmi_v3v3>;
mmc-pwrseq = <&wifi_pwrseq>;
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
brcmf: wifi@1 {
reg = <1>;
compatible = "brcm,bcm4329-fmac";
pinctrl-names = "default";
pinctrl-0 = <&rtc_lsco_pins_a>;
};
};
/* Bluetooth */
&usart2 {
pinctrl-names = "default", "sleep", "idle";
pinctrl-0 = <&usart2_pins_c>;
pinctrl-1 = <&usart2_sleep_pins_c>;
pinctrl-2 = <&usart2_idle_pins_c>;
uart-has-rtscts;
status = "okay";
bluetooth {
shutdown-gpios = <&gpioz 6 GPIO_ACTIVE_HIGH>;
compatible = "brcm,bcm43438-bt";
max-speed = <3000000>;
vbat-supply = <&scmi_v3v3>;
vddio-supply = <&scmi_v3v3>;
};
};
/* Since I2C4 is disabled, STUSB1600 is also disabled so there is no Type-C support */
&usbotg_hs {
dr_mode = "peripheral";
role-switch-default-mode = "peripheral";
/*
* Forcing dr_mode = "peripheral"/"role-switch-default-mode = "peripheral";
* will cause the pull-up on D+/D- to be raised as soon as the OTG is configured at runtime,
* regardless of the presence of VBUS. Notice that on self-powered devices like
* stm32mp157f-dk2, this isn't compliant with the USB standard. That's why usbotg_hs is kept
* disabled here.
*/
status = "disabled";
};
