zephyr/boards/arm64/rpi_4b/rpi_4b.dts

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/*
* Copyright 2023 honglin leng <a909204013@gmail.com>
*
* SPDX-License-Identifier: Apache-2.0
*/
/dts-v1/;
#include <broadcom/bcm2711.dtsi>
#include <zephyr/dt-bindings/gpio/gpio.h>
/ {
model = "Raspberry Pi 4 Model B";
compatible = "raspberrypi,4-model-b", "brcm,bcm2838";
#address-cells = <1>;
#size-cells = <1>;
aliases {
led0 = &led_act;
};
chosen {
zephyr,console = &uart1;
zephyr,shell-uart = &uart1;
zephyr,sram = &sram0;
};
leds {
compatible = "gpio-leds";
led_act: led-act {
gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>; /* GPIO 42 */
label = "ACT";
};
};
};
&gpio1 {
status = "okay";
};
&uart1 {
status = "okay";
current-speed = <115200>;
};